class VideoPlayer(QtWidgets.QWidget):
    def __init__(self, url: str):        
        super(VideoPlayer, self).__init__()
        self.player = QMediaPlayer()    

        QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
        self.playlist = QMediaPlaylist(self.player)
        self.playlist.addMedia(QUrl(url))

        self.video_widget = QVideoWidget()
        self.player.setVideoOutput(self.video_widget)

        self.playlist.setCurrentIndex(0)
        self.player.setPlaylist(self.playlist)

        self.layout = QtWidgets.QVBoxLayout()
        self.layout.addWidget(self.video_widget)
        self.setLayout(self.layout)

        self.player.play()
        QApplication.restoreOverrideCursor() 
        
    def mousePressEvent(self, event):
        if self.player.state() == QMediaPlayer.PausedState:
            self.player. play()
        else:
            self.player.pause()
Пример #2
0
class MainWindow(QObject):

    #class constructor
    def __init__(self, ui_file, parent=None):

        #reference to our music player
        self.music_player = QMediaPlayer()
        self.music_player.setVolume(100)

        #call parent QObject constructor
        super(MainWindow, self).__init__(parent)

        #load the UI file into Python
        ui_file = QFile(ui_file)
        ui_file.open(QFile.ReadOnly)
        loader = QUiLoader()
        self.window = loader.load(ui_file)

        ui_file.close()

        volume_slider = self.window.findChild(QSlider, 'volume_slider')
        volume_slider.valueChanged.connect(self.volumeChanged)

        open_action = self.window.findChild(QAction, 'action_open')
        open_action.triggered.connect(self.open_action_triggered)

        quit_action = self.window.findChild(QAction, 'action_quit')
        quit_action.triggered.connect(self.quit_action_triggered)

        play_button = self.window.findChild(QPushButton, 'play_button')
        play_button.clicked.connect(self.play_button_clicked)

        pause_button = self.window.findChild(QPushButton, 'pause_button')
        pause_button.clicked.connect(self.pause_button_clicked)

        #show window to user
        self.window.show()

    def open_action_triggered(self):
        file_name = QFileDialog.getOpenFileName(self.window)
        self.music_player.setMedia(QUrl.fromLocalFile(file_name[0]))

    def pause_button_clicked(self):
        self.music_player.pause()

    def quit_action_triggered(self):
        self.window.close()

    def play_button_clicked(self):
        self.music_player.play()

    def volumeChanged(self):
        volume = self.window.findChild(QSlider, 'volume_slider').value()
        self.music_player.setVolume(volume)
Пример #3
0
class MainWindow(QMainWindow):
    def __init__(self):
        QMainWindow.__init__(self)
        self.setFixedSize(400, 100)

        self.setWindowTitle("PyPRad")

        # Icon made by https://www.flaticon.com/authors/freepik
        self.setWindowIcon(QIcon("icon.png"))
        self.setWindowIconText("PyPRad")

        self.current_stream = "https://kathy.torontocast.com:3060/stream"  # Add a Stream URL. Default URL

        # Setup Media Player
        self.player = QMediaPlayer(self, QMediaPlayer.StreamPlayback)
        self.player.setMedia(QUrl(self.current_stream))

        # Connect Button
        connect_btn = QPushButton("Connect To Stream")
        connect_btn.setFixedWidth(150)
        connect_btn.clicked.connect(self.connectStream)

        # Play Button
        self.play = QPushButton()
        self.play.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
        self.play.setFixedWidth(100)
        self.play.clicked.connect(self.playStream)

        # Volume Slider
        slider = QSlider(Qt.Horizontal)
        slider.setRange(0, 100)
        slider.setFixedWidth(100)
        slider.setValue(100)
        slider.valueChanged.connect(self.setVolume)

        # Horizontal Layout
        hbox_layout = QHBoxLayout()
        hbox_layout.setContentsMargins(0, 0, 0, 0)
        hbox_layout.addWidget(connect_btn)
        hbox_layout.addWidget(self.play)
        hbox_layout.addWidget(slider)

        widget = QWidget()
        widget.setLayout(hbox_layout)

        self.player.stateChanged.connect(self.mediaStateChanged)

        self.setCentralWidget(widget)

    def connectStream(self):
        dlg = QInputDialog(self)
        dlg.setInputMode(QInputDialog.TextInput)
        dlg.setLabelText("URL:")
        dlg.setTextEchoMode(QLineEdit.Normal)
        dlg.setTextValue(self.current_stream)
        dlg.resize(400, 100)
        dlg.exec()

        if dlg.result() and validators.url(
                dlg.textValue()) and dlg.textValue() != self.current_stream:
            self.current_stream = dlg.textValue()
            self.player.setMedia(QUrl(self.current_stream))
        elif dlg.result() and not validators.url(dlg.textValue()):
            msg_box = QMessageBox()
            msg_box.setText("Error URL. Please try again")
            msg_box.setWindowTitle("Error URL")
            msg_box.exec()
            self.connectStream()

    def playStream(self):
        if self.player.state() == QMediaPlayer.PlayingState:
            self.player.pause()
        else:
            self.player.play()

    def mediaStateChanged(self, state):
        if self.player.state() == QMediaPlayer.PlayingState:
            self.play.setIcon(self.style().standardIcon(QStyle.SP_MediaPause))
        else:
            self.play.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))

    def setVolume(self, volume):
        self.player.setVolume(volume)
Пример #4
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)

        #Connection du decodeur et lecteur
        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.ecranWidget)

        #chargement du media
        mediaContent = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        self.mediaPlayer.setMedia(mediaContent)

       #connect push boutons
        self.ui.pbLecture.clicked.connect(self.lectureClicked)
        self.ui.pbPause.clicked.connect(self.pauseClicked)
        self.ui.pbStop.clicked.connect(self.stopClicked)
        self.ui.dialVolume.valueChanged.connect(self.volControl)
        self.ui.nivoVolume.setText(str(self.ui.dialVolume.value()))
        self.ui.nivoVolume.setText('{}%'.format(str(self.ui.dialVolume.value())))
        self.mediaPlayer.durationChanged.connect(self.affTemp)
        self.mediaPlayer.positionChanged.connect(self.avanceTemp)
        self.ui.barreLect.valueChanged.connect(self.avanceSlider)
        self.ui.pbPlus.clicked.connect(self.pbPlusCtrl)
        self.ui.pbMoins.clicked.connect(self.pbMoinsCtrl)
        self.ui.listWidget.itemDoubleClicked.connect(self.mediaSelected)
        self.ui.pbSuivant.clicked.connect(self.suivantBouton)
        self.ui.pbPrecedent.clicked.connect(self.precedentBouton)



    #fonction qui gere les click
    def lectureClicked(self):
        self.mediaPlayer.play()

    def pauseClicked(self):

      if  self.mediaPlayer.state() == QMediaPlayer.PausedState :
          self.mediaPlayer.play()
      else :
        self.mediaPlayer.pause()

    def stopClicked(self):
        self.mediaPlayer.stop()

    def volControl(self):
        self.mediaPlayer.setVolume(self.ui.dialVolume.value())
        self.ui.nivoVolume.setText('{}%'.format(str(self.ui.dialVolume.value())))

    def affTemp(self):
        tempTotl = QTime(0, 0, 0)
        tempTotl = tempTotl.addMSecs(self.mediaPlayer.duration() - self.mediaPlayer.position())

        posTemp = QTime(0, 0, 0)
        posTemp = posTemp.addMSecs((self.mediaPlayer.position()))

        self.ui.tempRestant.setText("- {}".format(tempTotl.toString("HH:mm:ss")))
        self.ui.tempLecture.setText(posTemp.toString("HH:mm:ss"))
        self.ui.barreLect.setRange(0,self.mediaPlayer.duration())

    def avanceTemp(self):
        tempTotl= QTime(0,0,0)
        tempTotl = tempTotl.addMSecs(self.mediaPlayer.duration()-self.mediaPlayer.position())


        posTemp= QTime(0,0,0)
        posTemp = posTemp.addMSecs((self.mediaPlayer.position()))

        self.ui.tempRestant.setText("-{}".format(tempTotl.toString("HH:mm:ss")))
        self.ui.tempLecture.setText(posTemp.toString("HH:mm:ss"))
        self.ui.barreLect.setSliderPosition(self.mediaPlayer.position())

    def avanceSlider(self):
        self.mediaPlayer.setPosition(self.ui.barreLect.sliderPosition())

    def pbPlusCtrl(self):

        fileName = QFileDialog.getOpenFileName(self,"choix film","/home","Film(*.avi *.mp4)")
        fInfo = QFileInfo(fileName[0])
        fShortName = fInfo.baseName()
        item = QListWidgetItem(fShortName)
        item.setToolTip(fileName[0])
        self.ui.listWidget.addItem(item)
        print(item.toolTip().title())

    def pbMoinsCtrl(self):
        rowItem= self.ui.listWidget.currentRow()
        if rowItem != -1:
            self.ui.listWidget.takeItem(rowItem)

    def mediaSelected(self):
        currentItem = self.ui.listWidget.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def suivantBouton(self):

        if self.ui.listWidget.count() != 0 :
            self.ui.listWidget.setCurrentRow((self.ui.listWidget.currentRow()+1) % self.ui.listWidget.count() )
            mediaContent = QMediaContent(QUrl.fromLocalFile(self.ui.listWidget.currentItem().toolTip()))
            self.mediaPlayer.setMedia(mediaContent)
            self.lectureClicked()

    def precedentBouton(self):

        if self.ui.listWidget.count() != 0 :
            self.ui.listWidget.setCurrentRow((self.ui.listWidget.currentRow()-1) % self.ui.listWidget.count() )
            mediaContent = QMediaContent(QUrl.fromLocalFile(self.ui.listWidget.currentItem().toolTip()))
            self.mediaPlayer.setMedia(mediaContent)
            self.lectureClicked()
Пример #5
0
class Sound:
    """Loads a sound from the specified URL.

    Supports whatever audio formats that PySide2 supports (depending on locally-installed codecs).
    No error is raised if the file isn't found or is of an unsupported format.

    Sounds are tracked

    :param url: the URL to load the sound from, can be a local file
    """
    def __init__(self, url):
        # type: (str) -> None
        self.__url = url  # Only used for debugging

        # Tell the app not to quit while this sound is loading, since it is plausible that a user is using sounds
        # without using a frame or any timers:
        TheApp.add_tracked(self)

        self.__player = QMediaPlayer(TheApp, flags=QMediaPlayer.LowLatency)
        self.__player.setAudioRole(QAudio.GameRole)
        self.__player.mediaStatusChanged.connect(self.__on_status_changed)
        self.__player.error.connect(self.__on_status_changed)

        req = request(url)
        content = QMediaContent(req)
        self.__player.setMedia(content)

        self.__sound_loaded = False
        self.__play_requested = False

    def __on_status_changed(self, _):
        # type: (QMediaPlayer.MediaStatus) -> None
        """Checks if the sound is loaded.

        If the sound has loaded without error, and the user has already told it to start playing, this will start the
        sound playing.

        If there was any failure in loading the sound, this is recorded, and the sound will never be
        able to be played.  TheApp will also be notified that it can close if this sound is all it is waiting for.

        This event is also triggered by other status changes.  The only other one that matters is the EndOfMedia status.
        In this case, TheApp is also told that it can close.

        :param _: (unused) media status object
        """
        error = self.__player.error()
        status = self.__player.mediaStatus()
        if status < QMediaPlayer.LoadedMedia:
            return

        if error == QMediaPlayer.NoError and QMediaPlayer.LoadedMedia <= status < QMediaPlayer.InvalidMedia:
            # Check if the media is actually an audio file that is playable
            if self.__player.isAudioAvailable():
                self.__sound_loaded = True
                if self.__play_requested and status != QMediaPlayer.EndOfMedia:
                    # Play and don't do anything else now
                    self.play()
                    return
        else:
            self.__sound_loaded = False
        self.__play_requested = False
        TheApp.remove_tracked(self)

    def play(self):
        """Starts playing a sound, or restarts playing it at the point it was paused."""
        if self.__sound_loaded:
            self.__player.play()
            TheApp.add_tracked(self)
        self.__play_requested = True

    def pause(self):
        """Stops the playing of the sound. Playing can be restarted at the stopped point with :meth:`play`."""
        if self.__sound_loaded:
            self.__player.pause()
            TheApp.remove_tracked(self)
        self.__play_requested = False

    def rewind(self):
        """Stops playing the sound, makes it so the next :meth:`play` will start playing the sound at the beginning."""
        if self.__sound_loaded:
            self.__player.stop()
            TheApp.remove_tracked(self)
        self.__play_requested = False

    def set_volume(self, volume):
        # type: (float) -> None
        """Changes the volume for the sound to be the given level on a 0 (silent) – 1.0 (maximum) scale. Default is 1.

        :param volume: the volume to set
        """
        assert 0.0 <= volume <= 1.0, "volume must be given in range 0-1 inclusive"
        self.__player.setVolume(int(100 * volume))
Пример #6
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow(
        )  # on veut utiliser qu'il y a dans le fichier généré
        self.ui.setupUi(
            self)  # on charge tous les composants graphiques qui sont dedans

        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.videoWidget)

        self.ui.dial.setValue(50)  # pour avoir le son à 50% de base
        self.mediaPlayer.setVolume(self.ui.dial.value())
        self.ui.volume.setText(f"{self.ui.dial.value()}%")

        self.ui.pbLecture.clicked.connect(self.lectureClicked)
        self.ui.pbPause.clicked.connect(self.pauseClicked)
        self.ui.pbStop.clicked.connect(self.stopClicked)

        self.ui.dial.valueChanged.connect(self.displayVolume)

        self.mediaPlayer.durationChanged.connect(self.mediaDurationChanged)
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)
        self.ui.sTempsCourant.valueChanged.connect(self.sliderPositionChanged)

        self.ui.pbAjouter.clicked.connect(self.ajouterMedia2)
        self.ui.pbSupprimer.clicked.connect(self.supprMedia)
        self.ui.listeLecture.itemDoubleClicked.connect(self.mediaSelected2)

        self.ui.pbPrec.clicked.connect(self.precClicked)
        self.ui.pbSuiv.clicked.connect(self.suivClicked)

        # mediaContent = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        # self.mediaPlayer.setMedia(mediaContent)

    def lectureClicked(self):
        print("Lecture !")
        self.mediaPlayer.play()

    def pauseClicked(self):
        print("Pause !")
        self.mediaPlayer.pause()

    def stopClicked(self):
        print("Stop !")
        self.mediaPlayer.stop()
        totalTimeMedia = QTime(0, 0, 0)
        self.ui.lTempsTotal.setText(totalTimeMedia.toString("HH:mm:ss"))

    def displayVolume(self):
        self.mediaPlayer.setVolume(self.ui.dial.value())
        self.ui.volume.setText(f"{self.ui.dial.value()}%")
        print(f"Volume modifié à {self.ui.dial.value()}%")

    def mediaDurationChanged(self):
        print("mediaLoaded")
        self.ui.lTempsCourant.setText("00:00:00")
        mediaDuration = self.mediaPlayer.duration()
        self.ui.sTempsCourant.setRange(0, mediaDuration)  ##########
        totalTimeMedia = QTime(0, 0, 0)
        totalTimeMedia = totalTimeMedia.addMSecs(mediaDuration)
        self.ui.lTempsTotal.setText(totalTimeMedia.toString("HH:mm:ss"))

    def mediaPositionChanged(self):
        self.ui.sTempsCourant.valueChanged.disconnect(
            self.sliderPositionChanged)
        mediaPosition = self.mediaPlayer.position()
        self.ui.sTempsCourant.setValue(mediaPosition)  ###########
        currentTimeMedia = QTime(0, 0, 0)
        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)
        self.ui.lTempsCourant.setText(currentTimeMedia.toString("HH:mm:ss"))
        self.ui.sTempsCourant.valueChanged.connect(self.sliderPositionChanged)

    def sliderPositionChanged(self):  # comment ça marche ???
        self.mediaPlayer.positionChanged.disconnect(self.mediaPositionChanged)
        self.mediaPlayer.setPosition(self.ui.sTempsCourant.value())
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)

    def ajouterMedia(self):
        nomMedia = QFileDialog.getOpenFileName(self, "Choix Film", "c:/",
                                               "Movie Files (*.mp4 *.avi)")
        item = QListWidgetItem(nomMedia[0])
        self.ui.listeLecture.addItem(item)
        print("Média ajouté !")

    def ajouterMedia2(self):
        nomMedia = QFileDialog.getOpenFileName(self, "Choix Film", "c:/",
                                               "Movie Files (*.avi *.mp4)")
        if nomMedia[
                0] == "":  #si aucun fichier selectionné (si "Annuler" est sélectionné)
            return  # return + vide => sortie de la fonction

        fInfo = QFileInfo(nomMedia[0])
        fShortName = fInfo.baseName()
        item = QListWidgetItem(fShortName)
        item.setToolTip(nomMedia[0])
        self.ui.listeLecture.addItem(item)

    def supprMedia(self):
        rowItem = self.ui.listeLecture.currentRow()
        if rowItem != -1:
            self.ui.listeLecture.takeItem(rowItem)
        print("Média supprimé !")
        self.stopClicked()

    def mediaSelected(self):
        currentItem = self.ui.listeLecture.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.text()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()
        print("Média sélectionné !")

    def mediaSelected2(self):
        currentItem = self.ui.listeLecture.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def suivClicked(self):
        currentItemRow = self.ui.listeLecture.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listeLecture.count()
        self.ui.listeLecture.setCurrentRow((currentItemRow + 1) % totalItems)
        print("Morceau suivant !")
        self.mediaSelected2()

    def precClicked(self):
        currentItemRow = self.ui.listeLecture.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listeLecture.count()
        self.ui.listeLecture.setCurrentRow((currentItemRow - 1) % totalItems)
        print("Morceau précédent !")
        self.mediaSelected2()
Пример #7
0
class VedioUI(QWidget):
    def __init__(self):
        super(VedioUI, self).__init__()
        #定义视频总时长(分钟/秒钟),当前播放到的时间(单位ms)
        self.vedio_duration_total = '00:00'
        self.vedio_duration_now = 0
        #定义窗口和播放器
        self.player = QMediaPlayer(self)
        self.video_widget = myQVideoWidget()
        self.video_widget.resize(self.width(), self.height())
        self.player.setVideoOutput(self.video_widget)

        #设置按钮
        self.start_pause_btn = QPushButton(self)
        self.stop_btn = QPushButton(self)
        self.fast_btn = QPushButton(self)
        self.back_btn = QPushButton(self)
        self.screenshot_btn = QPushButton(self)

        #设定时间块
        self.time_label = QLabel(self)
        self.time_label.setText('--/--')
        self.progress_slider = QSlider(self)
        self.progress_slider.setEnabled(False)  #没有视频播放时,进度条不可使用
        self.progress_slider.setOrientation(Qt.Horizontal)
        #进度条移动事件
        self.progress_slider.sliderMoved.connect(self.move_position)
        #设定图标
        self.start_pause_btn.setIcon(QIcon('ico/pause.png'))
        self.stop_btn.setIcon(QIcon('ico/stop.png'))
        self.fast_btn.setIcon(QIcon('ico/fast_forward.png'))
        self.back_btn.setIcon(QIcon('ico/back_forward.png'))
        self.screenshot_btn.setIcon(QIcon('ico/screenshot.png'))

        #点击链接
        self.start_pause_btn.clicked.connect(
            lambda: self.btn_func(self.start_pause_btn))
        self.stop_btn.clicked.connect(lambda: self.btn_func(self.stop_btn))
        self.fast_btn.clicked.connect(lambda: self.btn_func(self.fast_btn))
        self.back_btn.clicked.connect(lambda: self.btn_func(self.back_btn))
        self.screenshot_btn.clicked.connect(
            lambda: self.btn_func(self.screenshot_btn))
        #获取视频时间
        self.player.durationChanged.connect(self.get_duration)
        #更新进度条
        self.player.positionChanged.connect(self.update_position)

        #界面布局
        self.h1_layout = QHBoxLayout()
        self.h2_layout = QHBoxLayout()
        self.v_layout = QVBoxLayout()

        self.h1_layout.addWidget(self.progress_slider)
        self.h1_layout.addWidget(self.time_label)

        self.h2_layout.addWidget(self.back_btn)
        self.h2_layout.addWidget(self.start_pause_btn)
        self.h2_layout.addWidget(self.stop_btn)
        self.h2_layout.addWidget(self.fast_btn)
        self.h2_layout.addWidget(self.screenshot_btn)
        self.v_layout.addWidget(self.video_widget)
        self.v_layout.addLayout(self.h1_layout)
        self.v_layout.addLayout(self.h2_layout)
        self.v_layout.setStretch(0, 1)
        self.setLayout(self.v_layout)
        #设定窗口名称及大小
        self.setWindowTitle("视频播放")
        self.resize(1024, 768)
        #居中显示
        self.center()

    #文件加载与播放
    def vedio_show(self, vedio_dir=None):
        if vedio_dir:
            #添加播放文件
            self.media_content = QMediaContent(QUrl.fromLocalFile(vedio_dir))
            self.player.setMedia(self.media_content)
            #声音
            self.player.setVolume(50)
            #开始播放
            self.player.play()
        else:
            QMessageBox.critical(self,'文件打开失败',\
                '1.文件扩展名与文件类型不匹配!\n2.路径中请勿含有中文字符!\n3.文件损坏!\n4.文件无法读取!')
            exit(-1)

    #按键链接
    def btn_func(self, btn):
        pass
        if btn == self.start_pause_btn:
            # 0停止状态 1正在播放 2暂停状态
            if self.player.state() == 1:
                self.player.pause()
                self.start_pause_btn.setIcon(QIcon('ico/start.png'))
            else:
                self.player.play()
                self.start_pause_btn.setIcon(QIcon('ico/pause.png'))

        # elif btn == self.stop_btn:

        # elif btn == self.fast_btn:

        # elif btn == self.back_btn:

        elif btn == self.screenshot_btn:
            self.player.pause()
            self.start_pause_btn.setIcon(QIcon('ico/start.png'))
            QMessageBox.information(self, "提示", '请框取集装箱编号区域')
            #鼠标修改
            self.video_widget.setCursor(Qt.CrossCursor)
            self.video_widget.select_on()

    #让屏幕居中
    def center(self):
        #获取屏幕坐标系
        screen = QDesktopWidget().screenGeometry()
        #获取窗口坐标系
        size = self.geometry()

        newLeft = (screen.width() - size.width()) / 2
        newTop = (screen.height() - size.height()) / 2
        self.move(newLeft, newTop)

#将ms转化成 分钟:秒钟

    def time_conversion(self, d):
        seconds = int(d / 1000)
        minutes = int(seconds / 60)
        seconds -= minutes * 60
        return '{}:{}'.format(minutes, seconds)

#设置QLable的时间

    def time_set(self, d_now='00:00', d_total='00:00'):
        if d_now == '00:00':
            self.time_label.setText('--/--')
            self.start_pause_btn.setIcon(QIcon('ico/start.png'))
        else:
            self.time_label.setText(d_now + '/' + d_total)

#获取视频总时长,并设定进度条可用

    def get_duration(self, p):
        self.progress_slider.setRange(0, p)
        self.vedio_duration_total = self.time_conversion(p)
        self.progress_slider.setEnabled(True)

#更新进度条和时间

    def update_position(self, p):
        self.progress_slider.setValue(p)
        self.vedio_duration_now = p
        self.time_set(self.time_conversion(self.vedio_duration_now),
                      self.vedio_duration_total)


#移动滑块后更新视频,更新时间显示

    def move_position(self, p):
        self.player.setPosition(p)
        self.vedio_duration_now = p
        self.time_set(self.time_conversion(self.vedio_duration_now),
                      self.vedio_duration_total)
Пример #8
0
class EditorWidget(QWidget):
    """Widget which contain the editor."""
    def __init__(self, plugin_manager):
        super(EditorWidget, self).__init__()
        os.environ[
            'QT_MULTIMEDIA_PREFERRED_PLUGINS'] = 'windowsmediafoundation'
        self.plugin_manager = plugin_manager

        #parent layout
        self.v_box = QVBoxLayout()
        self.h_box = QHBoxLayout()
        # parent splitter for the text and numbers
        self.text_h_box = QSplitter(Qt.Horizontal)
        self.text_h_box.splitterMoved.connect(self.on_text_changed)

        self.settings = QSettings(c.SETTINGS_PATH, QSettings.IniFormat)
        self.keyboard_settings = QSettings(c.KEYBOARD_SETTINGS_PATH,
                                           QSettings.IniFormat)
        self.theme = self.settings.value(c.THEME, defaultValue=c.THEME_D)

        # font settings
        self.font = QFont(
            self.settings.value(c.FONT, defaultValue="Arial", type=str))
        self.font.setPointSize(
            self.settings.value(c.FONT_SIZE, defaultValue=16, type=int))

        # the text widget itself
        self.text = QPlainTextEdit()
        self.text.setFont(self.font)
        self.text.textChanged.connect(self.on_text_changed)
        self.text.setFocusPolicy(Qt.StrongFocus)

        # the number text widget to show the row numbers
        self.numbers = QPlainTextEdit()
        self.numbers.setFont(self.font)
        self.numbers.setReadOnly(True)
        self.numbers.setMinimumWidth(20)
        self.numbers.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.numbers.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.numbers.setLineWrapMode(QPlainTextEdit.NoWrap)
        self.numbers.setFocusPolicy(Qt.NoFocus)
        self.numbers.setFrameStyle(QFrame.NoFrame)
        self.numbers.setStyleSheet("background-color: rgba(0,0,0,0%)")

        # sync the text widget and number widget
        self.text_bar = self.text.verticalScrollBar()
        self.number_bar = self.numbers.verticalScrollBar()
        #self.number_bar.valueChanged.connect(self.text_bar.setValue)
        self.text_bar.valueChanged.connect(self.number_bar.setValue)

        # add them into their layout
        self.text_h_box.addWidget(self.numbers)
        self.text_h_box.addWidget(self.text)
        self.text_h_box.setSizes([10, 700])

        # layout which holds the media controls in the bottom
        self.media_controls = QHBoxLayout()
        self.media_controls_settings = QVBoxLayout()
        self.media_controls_slider_h_box = QHBoxLayout()

        # direct player controls
        self.btn_size = 75
        self.play_icon = QIcon(
            os.path.join(c.ICON_PATH, self.theme, "play.png"))
        self.pause_icon = QIcon(
            os.path.join(c.ICON_PATH, self.theme, "pause.png"))
        self.play_btn = QPushButton(icon=self.play_icon)
        self.play_btn.clicked.connect(self.on_play)
        self.play_btn.setFixedSize(self.btn_size, self.btn_size)
        self.play_btn.setIconSize(QSize(self.btn_size, self.btn_size))
        self.play_btn.setFlat(True)
        self.play_btn.setShortcut(QKeySequence().fromString(
            self.keyboard_settings.value(c.PLAY_PAUSE_KEY, defaultValue="")))
        self.forward_btn = QPushButton(
            icon=QIcon(os.path.join(c.ICON_PATH, self.theme, "forward.png")))
        self.forward_btn.clicked.connect(self.on_forward)
        self.forward_btn.setFixedSize(self.btn_size, self.btn_size)
        self.forward_btn.setIconSize(QSize(self.btn_size, self.btn_size))
        self.forward_btn.setFlat(True)
        self.forward_btn.setShortcut(QKeySequence().fromString(
            self.keyboard_settings.value(c.FORWARD_KEY, defaultValue="")))
        self.backward_btn = QPushButton(
            icon=QIcon(os.path.join(c.ICON_PATH, self.theme, "backward.png")))
        self.backward_btn.clicked.connect(self.on_backward)
        self.backward_btn.setFixedSize(self.btn_size, self.btn_size)
        self.backward_btn.setIconSize(QSize(self.btn_size, self.btn_size))
        self.backward_btn.setFlat(True)
        self.backward_btn.setShortcut(QKeySequence().fromString(
            self.keyboard_settings.value(c.BACKWARDS_KEY, defaultValue="")))

        # add them to the layout
        self.media_controls.addStretch()
        self.media_controls.addWidget(self.backward_btn)
        self.media_controls.addWidget(self.play_btn)
        self.media_controls.addWidget(self.forward_btn)
        self.media_controls.addStretch(4)

        # slider which shows the current time
        self.time_slider = QSlider(Qt.Horizontal)
        self.time_slider.sliderMoved.connect(self.on_time_slider_moved)

        # label on the right of the slider, which shows the current time
        self.time_label = QLabel("00:00/00:00")
        self.media_controls_slider_h_box.addWidget(self.time_slider)
        self.media_controls_slider_h_box.addWidget(self.time_label)

        # icons for the other sliders
        self.vol_icon = QIcon(
            os.path.join(c.ICON_PATH, self.theme,
                         "volume.png")).pixmap(QSize(32, 32))
        self.rate_icon = QIcon(
            os.path.join(c.ICON_PATH, self.theme,
                         "playbackrate.png")).pixmap(QSize(32, 32))
        self.rewind_icon = QIcon(
            os.path.join(c.ICON_PATH, self.theme,
                         "time.png")).pixmap(QSize(32, 32))

        # display the icons through labels
        self.vol_icon_label = QLabel()
        self.vol_icon_label.setPixmap(self.vol_icon)
        self.rate_icon_label = QLabel()
        self.rate_icon_label.setPixmap(self.rate_icon)
        self.rewind_rewind_label = QLabel()
        self.rewind_rewind_label.setPixmap(self.rewind_icon)

        # init of the other sliders
        self.vol_slider = QSlider(Qt.Horizontal)
        self.vol_slider.sliderMoved.connect(self.on_vol_slider_moved)
        self.vol_slider.setFixedWidth(250)
        self.vol_slider.setRange(1, 100)
        self.rate_slider = QSlider(Qt.Horizontal)
        self.rate_slider.sliderMoved.connect(self.on_rate_slider_moved)
        self.rate_slider.setFixedWidth(250)
        self.rate_slider.setRange(1, 20)
        self.rewind_time = 10
        self.rewind_slider = QSlider(Qt.Horizontal)
        self.rewind_slider.sliderMoved.connect(self.on_rewind_slider_moved)
        self.rewind_slider.setFixedWidth(250)
        self.rewind_slider.setRange(1, 60)
        self.rewind_slider.setValue(self.rewind_time)

        # labels for the values
        self.vol_label = QLabel()
        self.rate_label = QLabel()
        self.rewind_label = QLabel()

        # create hbox for each of the three sliders
        self.vol_h_box = QHBoxLayout()
        self.vol_h_box.addWidget(self.vol_label)
        self.vol_h_box.addWidget(self.vol_slider)
        self.vol_h_box.addWidget(self.vol_icon_label)

        self.rate_h_box = QHBoxLayout()
        self.rate_h_box.addWidget(self.rate_label)
        self.rate_h_box.addWidget(self.rate_slider)
        self.rate_h_box.addWidget(self.rate_icon_label)

        self.rewind_h_box = QHBoxLayout()
        self.rewind_h_box.addWidget(self.rewind_label)
        self.rewind_h_box.addWidget(self.rewind_slider)
        self.rewind_h_box.addWidget(self.rewind_rewind_label)

        # group them together in a vlayout
        self.media_controls_settings.addLayout(self.vol_h_box)
        self.media_controls_settings.addLayout(self.rewind_h_box)
        self.media_controls_settings.addLayout(self.rate_h_box)

        # add this layout to the layout which already contains the buttons
        self.media_controls.addLayout(self.media_controls_settings)

        self.word_by_word_actions = QListWidget()
        self.word_by_word_actions.setMaximumWidth(150)

        self.h_box.addWidget(self.text_h_box)
        self.h_box.addWidget(self.word_by_word_actions)

        # group all ungrouped layouts and widgets to the parent layout
        self.v_box.addLayout(self.h_box, 10)
        self.v_box.addLayout(self.media_controls_slider_h_box, 1)
        self.v_box.addLayout(self.media_controls, 1)

        # set parent layout
        self.setLayout(self.v_box)

        # init media_player
        self.media_player = QMediaPlayer()
        self.video_widget = QVideoWidget()
        self.video_widget.setGeometry(200, 200, 500, 300)
        self.video_widget.setWindowTitle("Output")
        self.media_player.setVideoOutput(self.video_widget)
        self.media_player.positionChanged.connect(self.on_position_change)
        self.media_player.durationChanged.connect(self.on_duration_change)
        self.vol_slider.setValue(self.media_player.volume())
        self.rate_slider.setValue(int(self.media_player.playbackRate() * 10))

        self.on_vol_slider_moved(self.media_player.volume())
        self.on_rate_slider_moved(self.media_player.playbackRate() * 10)
        self.on_rewind_slider_moved(self.rewind_time)

        self.activate_text_modules = False
        self.get_text_modules()

        self.text_option_on = QTextOption()
        self.text_option_on.setFlags(
            QTextOption.ShowTabsAndSpaces
            | QTextOption.ShowLineAndParagraphSeparators)

        self.text_option_off = QTextOption()

        self.transcription_meta_data = None
        self.word_pos = -1
        self.word_start_time = None
        self.word_end_time = None

        self.tcf_highlight = QTextCharFormat()
        self.tcf_highlight.setBackground(Qt.red)
        self.tcf_normal = QTextCharFormat()
        self.tcf_normal.setBackground(Qt.transparent)

        self.show_empty_buttons = self.settings.value(c.SHOW_EMPTY_BUTTONS,
                                                      defaultValue=True,
                                                      type=bool)

    def on_position_change(self, position):
        """Is executed when media is played (position is changed)

        Args:
          position: Current position (ms) of the media player.

        """

        self.time_slider.setValue(position)
        self.time_label.setText(
            create_time_string(position, self.media_player.duration()))

        if self.word_end_time is None:
            return

        if position > self.word_end_time:
            self.on_play()
            self.word_start_time = None
            self.word_end_time = None

    def on_duration_change(self, duration):
        """Is executed when duration of the media changes.

        Args:
          duration: duration of the media.

        """

        self.time_slider.setRange(0, duration)
        self.time_label.setText(
            create_time_string(0, self.media_player.duration()))

    def on_time_slider_moved(self, value):
        """Is executed when the time slider was moved.

        Args:
          value: current value of the slider.

        """

        self.media_player.setPosition(value)

    def on_vol_slider_moved(self, value):
        """Is executed when the volume slider is moved.

        Args:
          value: current value of the slider.

        """

        self.media_player.setVolume(value)
        self.vol_label.setText(str(value) + "%")

    def on_rate_slider_moved(self, value):
        """Is executed when the rate slider is moved.

        Args:
          value: current value of the slider.

        """

        self.media_player.setPlaybackRate(value / 10)
        self.rate_label.setText(str(value / 10) + "x")

    def on_rewind_slider_moved(self, value):
        """Is executed when the rewind slider is moved.

        Args:
          value: current value of the slider.

        """

        self.rewind_time = value
        self.rewind_label.setText(str(value) + "s")

    def on_play(self):
        """Is executed when the play or pause button is pressed."""

        if self.media_player.state() == QMediaPlayer.PlayingState:
            self.media_player.pause()
            self.play_btn.setIcon(self.play_icon)

        else:
            self.media_player.play()
            self.play_btn.setIcon(self.pause_icon)

    def on_forward(self):
        """Is executed when the forward button is pressed."""

        self.media_player.setPosition(self.media_player.position() +
                                      self.rewind_time * 1000)

    def on_backward(self):
        """Is executed when the backward button is pressed."""

        self.media_player.setPosition(self.media_player.position() -
                                      self.rewind_time * 1000)

    def on_text_changed(self):
        """Is executed when the text changed

        Calculates the line numbers and sets the text modules if activated.

        """

        lines = int(
            self.text.document().documentLayout().documentSize().height())
        self.numbers.setPlainText("")
        text = ""
        for i in range(1, lines + 1):
            text = text + str(i) + "\n"

        self.numbers.setPlainText(text)
        self.number_bar.setSliderPosition(self.text_bar.sliderPosition())

        new_text = self.text.toPlainText()

        if self.activate_text_modules == True:
            for key in self.text_modules.keys():
                to_replace = " " + key + " "
                to_replace_with = " " + self.text_modules[key] + " "
                new_text = new_text.replace(to_replace, to_replace_with)

        if self.text.toPlainText() != new_text:
            old_pos = self.text.textCursor().position()
            self.text.setPlainText(new_text)
            cursor = self.text.textCursor()
            cursor.setPosition(old_pos, QTextCursor.MoveAnchor)
            cursor.movePosition(QTextCursor.EndOfWord)
            cursor.movePosition(QTextCursor.NextCharacter)
            self.text.setTextCursor(cursor)

    def show_video(self):
        """Shows or hides the video feed."""

        if self.video_widget.isVisible():
            self.video_widget.hide()
        else:
            self.video_widget.show()

    def open_project(self, project_folder_path):
        """Opens a project.

        Args:
          project_folder_path: folder of the project which should be opened.

        """
        self.project_folder_path = project_folder_path
        self.media_file = file_util.get_file(self.project_folder_path,
                                             c.CON_COPY_POSTFIX)
        if self.media_file is None:
            self.hide()
            return
        self.media_player.setMedia(
            QMediaContent(QUrl.fromLocalFile(self.media_file)))

        self.transcription_path = file_util.get_file(self.project_folder_path,
                                                     c.TRANSCRIPTION)
        if self.transcription_path is None:
            self.hide()
            return
        with open(self.transcription_path, 'r') as f:
            text = f.read()
        self.text.setPlainText(text)
        self.transcription_meta_data = file_util.get_value_from_shelve(
            self.project_folder_path, c.TRANSCRIPTION_META_DATA)
        print(self.transcription_meta_data)

    def change_font(self, new_font, new_size):
        """Changes the font.

        Args:
          new_font: Name of the new font.
          new_size: New font size.

        """
        self.font = QFont(new_font)
        self.font.setPointSize(int(new_size))
        self.text.setFont(self.font)
        self.numbers.setFont(self.font)
        self.settings.setValue(c.FONT_SIZE, int(new_size))
        self.settings.setValue(c.FONT, new_font)

    def get_text_modules(self):
        """Gets the saved text_modules from the settings."""

        self.text_modules = self.settings.value(c.TEXT_MODULES,
                                                defaultValue={})

    def show_special_characters(self, bol):
        """Displays the special characters.

        Args:
          bol: true or false.

        """

        if bol:
            self.text.document().setDefaultTextOption(self.text_option_on)
        else:
            self.text.document().setDefaultTextOption(self.text_option_off)

    def on_word_by_word(self):
        """Selects the next or first word in the on word by word editing mode.

        For that purpose th word_postion is increased and the next word is marked via the textcursor.
        If everything works correctly the population of the list will be started.

        """

        self.word_pos += 1
        #if self.media_player.state() == QMediaPlayer.PlayingState:
        #    return

        if self.word_pos > len(self.text.toPlainText().split()) - 1:
            self.reset_word_by_word()
            return

        cursor = self.text.textCursor()
        if self.word_pos == 0:
            self.show_empty_buttons = self.settings.value(c.SHOW_EMPTY_BUTTONS,
                                                          defaultValue=True,
                                                          type=bool)
            cursor.setPosition(QTextCursor.Start, QTextCursor.MoveAnchor)
            cursor.movePosition(QTextCursor.StartOfWord,
                                QTextCursor.MoveAnchor)
            cursor.movePosition(QTextCursor.EndOfWord, QTextCursor.KeepAnchor)
            self.text.setEnabled(False)
        else:
            cursor.movePosition(QTextCursor.NextWord, QTextCursor.MoveAnchor)
            cursor.movePosition(QTextCursor.EndOfWord, QTextCursor.KeepAnchor)

        self.text.setTextCursor(cursor)

        selected_word = cursor.selectedText()

        if not selected_word:
            self.word_pos -= 1
            self.on_word_by_word()
            return

        # change to find all meta data
        meta_data_with_word = self.find_meta_data(selected_word)

        self.populate_word_actions(selected_word, meta_data_with_word)

    def on_word_by_word_prev(self):
        """Same as word for word but selects to the previous word."""

        if self.word_pos < 1:
            return

        self.word_pos -= 2

        cursor = self.text.textCursor()
        count = 0
        cursor.setPosition(QTextCursor.Start, QTextCursor.MoveAnchor)
        cursor.movePosition(QTextCursor.StartOfWord, QTextCursor.MoveAnchor)
        cursor.movePosition(QTextCursor.EndOfWord, QTextCursor.KeepAnchor)
        while count < self.word_pos:
            cursor.movePosition(QTextCursor.NextWord, QTextCursor.MoveAnchor)
            cursor.movePosition(QTextCursor.EndOfWord, QTextCursor.KeepAnchor)
            count += 1
        self.text.setTextCursor(cursor)
        self.on_word_by_word()

    def reset_word_by_word(self):
        """Resets the word by word editing mode and goes back to the normal editing."""

        self.word_pos = -1
        self.play_to = -1
        self.text.setEnabled(True)
        self.word_by_word_actions.clear()
        cleaned = self.text.textCursor()
        cleaned.clearSelection()
        self.text.setTextCursor(cleaned)

    def populate_word_actions(self, selected, word_meta_data):
        """Calls the plugin_manager to get alle the word for word buttons and initalize the hear again buttons.

        Args:
          selected: The selected word.
          word_meta_data: The meta_data fr the word.

        """

        self.word_by_word_actions.clear()
        if self.word_pos == len(self.text.toPlainText().split()):
            return

        self.plugin_manager.get_word_by_word_actions(selected, word_meta_data,
                                                     self.word_pos)

        btns = []
        for meta_data in word_meta_data:
            media_btn = HearButton(self, meta_data)
            btns.append(media_btn)
        self.add_new_word_by_word_action(btns, "Hear again", selected,
                                         self.word_pos)

    def add_new_word_by_word_action(self, btns, name, word, word_pos):
        """Adds a new word by word action.

        Args:
          btns: The buttons to add.
          name: The (plugin-)name of the buttons.
          word: The word for which these buttons are.
          word_pos: The word position.

        """

        if not self.show_empty_buttons and len(btns) == 0:
            return

        if self.word_pos != word_pos:
            print("old item", word, word_pos, self.word_pos)
            return

        group_item = QListWidgetItem()
        group_item.setFlags(Qt.ItemIsSelectable)
        label = QLabel(name)
        label.setFixedSize(self.word_by_word_actions.width() - 15, 30)
        label.setContentsMargins(5, 0, 0, 0)
        label.setWordWrap(True)
        group_item.setSizeHint(label.size())
        self.word_by_word_actions.addItem(group_item)
        self.word_by_word_actions.setItemWidget(group_item, label)

        for btn in btns:
            btn.setFixedSize(self.word_by_word_actions.width() - 15, 30)
            item = QListWidgetItem()
            item.setSizeHint(btn.size())
            item.setFlags(Qt.ItemIsSelectable)
            self.word_by_word_actions.addItem(item)
            self.word_by_word_actions.setItemWidget(item, btn)

    def find_meta_data(self, word):
        """Gets all the meta_data for the given word.

        Args:
          word: The word for which the meta_data should be found.

        Returns:
          The meta_data
        """

        meta_data_with_word = []

        for m_d in self.transcription_meta_data:
            if m_d.get(c.WORD) == word.lower():
                meta_data_with_word.append(m_d)

        return meta_data_with_word

    def replace_selection(self, new_word):
        """Replace the selection with the given word

        Args:
          new_word: The replacement.

        """

        cursor = self.text.textCursor()
        old_cursor_pos = cursor.position()

        cursor.insertText(new_word)
        cursor.setPosition(old_cursor_pos, QTextCursor.MoveAnchor)
        cursor.movePosition(QTextCursor.EndOfWord, QTextCursor.MoveAnchor)
        self.text.setTextCursor(cursor)
        self.word_by_word_actions.clear()

    def get_selection(self):
        """Returns the current selection

        Returns:
          The current selection.

        """

        return self.text.textCursor().selectedText()

    def get_text(self):
        """Returns the current text

        Returns:
          The current text.

        """

        return self.text.toPlainText()

    def set_text(self, new_text, restore_line_breaks=False):
        """Replace the text with the new text.

        Args:
          new_text: The new text.
          restore_line_breaks: If true, tries to restore the line breaks. (Default value = False)

        """

        cursor = self.text.textCursor()
        old_cursor_pos = cursor.position()

        if restore_line_breaks:
            self.set_text_with_line_breaks(new_text)
        else:
            self.text.setPlainText(new_text)

        cursor.setPosition(old_cursor_pos, QTextCursor.MoveAnchor)
        self.text.setTextCursor(cursor)

    def get_word_at(self, pos):
        """Returns the word at the given position.

        Args:
          pos: The position of the word.

        Returns:
          The word at the given position.

        """

        text = self.text.toPlainText().strip().split()

        if pos < 0 or pos > len(text):
            return None

        return text[pos % len(text)]

    def set_word_at(self, word, pos, replace_old):
        """Sets the word at the given position.

        Args:
          word: The replacement.
          pos: The position.
          replace_old: If true, the old word at the position will be replaced, otherwise the word will be set before the old word.

        """

        old_word = self.get_word_at(pos)
        cursor = self.text.textCursor()
        cursor_pos = cursor.position()

        if pos < 0:
            self.text.setPlainText(word + " " + self.text.toPlainText())
            cursor.setPosition(cursor_pos, QTextCursor.MoveAnchor)
            self.text.setTextCursor(cursor)
            return

        text = self.text.toPlainText().strip().split()
        if replace_old and pos < len(text):
            if word:
                text[pos] = word
            else:
                text.pop(pos)
        else:
            text.insert(pos, word)

        text = " ".join(text)
        self.set_text_with_line_breaks(text)

        cursor_pos += len(word)

        if replace_old:
            cursor_pos -= len(old_word)
            if not word:
                cursor_pos -= 1
        else:
            cursor_pos += 1

        words_to_cursor_pos = self.text.toPlainText()[:cursor_pos].split()
        self.word_pos = len(words_to_cursor_pos) - 1

        cursor.setPosition(cursor_pos, QTextCursor.MoveAnchor)
        cursor.movePosition(QTextCursor.StartOfWord, QTextCursor.MoveAnchor)
        self.text.setTextCursor(cursor)

    def find_line_breaks(self):
        """Returns the lien breaks in the text.

        Returns:
          The positions of the linebreaks

        """

        found = []
        start = 0
        text = self.text.toPlainText()
        while True:
            start = text.find("\n", start)
            if start == -1:
                return found
            found.append(start)
            start += len("\n")

    def set_text_with_line_breaks(self, text):
        """Sets the text with linebreaks.

        Args:
          text: the new text.

        """

        line_breaks = self.find_line_breaks()
        for n in line_breaks:
            text = text[:n + 1] + "\n" + text[n + 1:]

        text = text.replace(" \n", "\n")
        text = text.replace("\n ", "\n")
        self.text.setPlainText(text)

    def insert_time_stamp(self):
        """Inserts the current timestamp at the current cursor position."""

        cursor = self.text.textCursor()
        time = "[" + convert_ms(self.media_player.position()) + "]"
        cursor.insertText(time)

    def start_hear_again(self, start_time, end_time):
        """Starts the audio for the specific word from the hear again button.

        Args:
          start_time: When to start the audio.
          end_time: When to end the audio.

        """

        if self.media_player.state() == QMediaPlayer.PlayingState:
            return
        self.media_player.pause()
        self.word_start_time = start_time
        self.word_end_time = end_time
        self.media_player.setPosition(self.word_start_time)
        self.on_play()
Пример #9
0
class MainWindow(QObject):

    #class constructor
    def __init__(self, ui_file, parent=None):

        #reference to our music player
        self.music_player = QMediaPlayer()
        volume = self.music_player.setVolume(100)

        #call parent QObject constructor
        super(MainWindow, self).__init__(parent)

        #load the UI file into Python
        ui_file = QFile(ui_file)
        ui_file.open(QFile.ReadOnly)
        loader = QUiLoader()
        self.window = loader.load(ui_file)

        #always remember to close files
        ui_file.close()

        #add event listeners
        open_action = self.window.findChild(QAction, 'action_open')
        open_action.triggered.connect(self.open_action_triggered)

        quit_action = self.window.findChild(QAction, 'action_quit')
        quit_action.triggered.connect(self.quit_action_triggered)

        play_button = self.window.findChild(QPushButton, 'play_button')
        play_button.clicked.connect(self.play_button_clicked)

        pause_button = self.window.findChild(QPushButton, 'pause_button')
        pause_button.clicked.connect(self.pause_button_clicked)

        v_up = self.window.findChild(QPushButton, 'v_up')
        v_up.clicked.connect(self.v_up_clicked)

        v_down = self.window.findChild(QPushButton, 'v_down')
        v_down.clicked.connect(self.v_down_clicked)

        #skip_prev = self.window.findChild(QPushButton, 'skip_prev')
        #skip_prev.clicked.connect(self.skip_prev_clicked)

        #skip_next = self.window.findChild(QPushButton, 'skip_next')
        #skip_next.clicked.connect(self.skip_next_clicked)

        #show window to user
        self.window.show()

    def open_action_triggered(self):
        file_name = QFileDialog.getOpenFileName(self.window)
        self.music_player.setMedia(QUrl.fromLocalFile(file_name[0]))

    def quit_action_triggered(self):
        self.window.close()

    def play_button_clicked(self):
        self.music_player.play()

    def pause_button_clicked(self):
        self.music_player.pause()

    def v_up_clicked(self):
        vol = self.music_player.volume()
        self.music_player.setVolume(vol + 10)

    def v_down_clicked(self):
        vol = self.music_player.volume()
        self.music_player.setVolume(vol - 10)
Пример #10
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)

        self.ui.pBLecture.clicked.connect(self.lecture)
        self.ui.pBPause.clicked.connect(self.pause)
        self.ui.pBStop.clicked.connect(self.stop)
        self.ui.pBPrecedent.clicked.connect(self.precedent)
        self.ui.pBSuivant.clicked.connect(self.suivant)

        self.ui.pBAjout.clicked.connect(self.ajoutListe)
        self.ui.pBSupp.clicked.connect(self.suppListe)
        self.ui.listWidget.itemDoubleClicked.connect(self.mediaSelected)

        self.ui.dBVolume.valueChanged.connect(self.volume)
        self.ui.dBVolume.setRange(0, 100)
        self.ui.suiviVol.setText(f'{str(self.ui.dBVolume.value())} %')
        self.ui.sTpsCourant.valueChanged.connect(self.avanceSlider)

        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.Lecteur)

        self.mediaPlayer.durationChanged.connect(self.duree)
        self.mediaPlayer.positionChanged.connect(self.avancee)

        # mediaContent = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        # self.mediaPlayer.setMedia(mediaContent)

    def lecture(self):
        print("Lecture")
        if self.mediaPlayer.state() == QMediaPlayer.StoppedState:
            self.mediaSelected()
        else:
            self.mediaPlayer.play()

    def pause(self):
        print("Pause")
        if self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.mediaPlayer.pause()
        else:
            self.mediaPlayer.play()

    def stop(self):
        print("Stop")
        self.mediaPlayer.stop()

    def precedent(self):
        currentItemRow = self.ui.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listWidget.count()
        self.ui.listWidget.setCurrentRow((currentItemRow - 1) % totalItems)
        self.mediaSelected()
        print("Précédent")

    def suivant(self):
        currentItemRow = self.ui.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listWidget.count()
        self.ui.listWidget.setCurrentRow((currentItemRow + 1) % totalItems)
        self.mediaSelected()
        print("Suivant")

    # def ajoutListe (self):
    #     print("Ajout dans playlist")
    #     newFile=QFileDialog.getOpenFileName(self, "Choix Film", "/home", "Movie Files (*.avi, *.mp4)")
    #     newMovie=QListWidgetItem(newFile[0])
    #     self.ui.listWidget.addItem(newMovie)

    def ajoutListe(self):
        print("Ajout dans playlist")
        newFile = QFileDialog.getOpenFileName(self, "Choix Film", "/home",
                                              "Movie Files (*.avi, *.mp4)")
        fInfo = QFileInfo(newFile[0])
        fShortName = fInfo.baseName()
        newMovie = QListWidgetItem(fShortName)
        newMovie.setToolTip(newFile[0])
        self.ui.listWidget.addItem(newMovie)

    def suppListe(self):
        print("Supprimer de playList")
        rowItem = self.ui.listWidget.currentRow()
        if rowItem != -1:
            self.ui.listWidget.takeItem(rowItem)

    # def mediaSelected (self):
    #     currentItem = self.ui.listWidget.currentItem()
    #     mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.text()))
    #     self.mediaPlayer.setMedia(mediaContent)
    #     self.lecture()

    def mediaSelected(self):
        currentItem = self.ui.listWidget.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        self.mediaPlayer.setMedia(mediaContent)
        self.mediaPlayer.play()

    def volume(self):
        self.mediaPlayer.setVolume(self.ui.dBVolume.value())
        self.ui.suiviVol.setText(f'{str(self.ui.dBVolume.value())} %')

    def duree(self):
        mediaDuration = self.mediaPlayer.duration()
        self.ui.sTpsCourant.setRange(0, mediaDuration)
        totalTimeMedia = QTime(0, 0, 0)
        totalTimeMedia = totalTimeMedia.addMSecs(mediaDuration)
        self.ui.lRestantTps.setText(totalTimeMedia.toString("HH:mm:ss"))

    def avancee(self):
        self.ui.sTpsCourant.valueChanged.disconnect(self.avanceSlider)
        mediaPosition = self.mediaPlayer.position()
        currentTimeMedia = QTime(0, 0, 0)
        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)
        self.ui.lAvanceeTps.setText(currentTimeMedia.toString("HH:mm:ss"))
        self.ui.sTpsCourant.setValue(mediaPosition)
        self.ui.sTpsCourant.valueChanged.connect(self.avanceSlider)

    def avanceSlider(self):
        self.mediaPlayer.positionChanged.disconnect(self.avancee)
        self.mediaPlayer.setPosition(self.ui.sTpsCourant.sliderPosition())
        self.mediaPlayer.positionChanged.connect(self.avancee)
Пример #11
0
class MainWindow(QObject):

    #class constructor
    def __init__(self, ui_file, parent=None):

        #reference to our music player
        self.music_player = QMediaPlayer()
        self.music_player.setVolume(100)
        self.music_player.positionChanged.connect(self.position_changed)
        self.music_player.durationChanged.connect(self.duration_changed)
        #call parent QObject constructor
        super(MainWindow, self).__init__(parent)

        #load the UI file into Python
        ui_file = QFile(ui_file)
        ui_file.open(QFile.ReadOnly)
        loader = QUiLoader()
        self.window = loader.load(ui_file)

        #always remember to close files
        ui_file.close()

        #add event listeners
        open_action = self.window.findChild(QAction, 'action_open')
        open_action.triggered.connect(self.open_action_triggered)

        quit_action = self.window.findChild(QAction, 'action_quit')
        quit_action.triggered.connect(self.quit_action_triggered)

        play_button = self.window.findChild(QPushButton, 'play_button')
        play_button.clicked.connect(self.play_button_clicked)

        pause_button = self.window.findChild(QPushButton, 'pause_button')
        pause_button.clicked.connect(self.pause_button_clicked)

        toggle_forward = self.window.findChild(QPushButton, 'toggle_forward')
        toggle_forward.clicked.connect(self.toggle_forward_function)

        self.progress_bar = self.window.findChild(QSlider, 'progress_bar')
        self.progress_bar.sliderMoved.connect(self.set_position)

        # toggle_back = self.window.findChild(QPushButton, 'toggle_back')
        # toggle_back.clicked.connect(self.toggle_back_function)

        self.song_library = self.window.findChild(QListWidget, 'song_library')

        #self.song_library.addItem(1, "videogame.mp3")

        self.volume_slider = self.window.findChild(QSlider, 'volume_slider')
        self.volume_slider.valueChanged.connect(self.volume_control)

        self.volume_slider.setMinimum(1)
        self.volume_slider.setMaximum(90)
        self.volume_slider.setValue(25)
        self.volume_slider.setTickInterval(10)
        self.volume_slider.setTickPosition(QSlider.TicksBelow)

        #show window to user
        self.window.show()

    def open_action_triggered(self):
        file_name = QFileDialog.getOpenFileName(self.window)
        self.music_player.setMedia(QUrl.fromLocalFile(file_name[0]))

    def position_changed(self, position):
        self.progress_bar.setValue(position)

    def duration_changed(self, duration):
        self.progress_bar.setRange(0, duration)

    def set_position(self, position):
        self.music_player.setPosition(position)

    def quit_action_triggered(self):
        self.window.close()

    def toggle_forward_function(self):
        pass

    def toggle_back_function(self):
        pass

    def play_button_clicked(self):
        self.music_player.play()

    def pause_button_clicked(self):
        self.music_player.pause()

    def volume_control(self):
        vol_level = int(self.volume_slider.value())
        self.music_player.setVolume(vol_level)
Пример #12
0
class MainWindow(QObject):

    #class constructor
    def __init__(self, ui_file, parent=None):

        #reference to our music player
        self.music_player = QMediaPlayer()

        self.music_playlist = QMediaPlaylist()
        self.music_player.setVolume(80)

        #call parent QObject constructor
        super(MainWindow, self).__init__(parent)

        #load the UI file into Python
        ui_file = QFile(ui_file)
        ui_file.open(QFile.ReadOnly)
        loader = QUiLoader()
        self.window = loader.load(ui_file)

        self.window.setWindowFlags(Qt.MSWindowsFixedSizeDialogHint)
        self.window.setWindowTitle("SynthWAV")

        #always remember to close files
        ui_file.close()

        #add event listeners
        open_action = self.window.findChild(QAction, 'action_open')
        open_action.triggered.connect(self.open_action_triggered)

        quit_action = self.window.findChild(QAction, 'action_quit')
        quit_action.triggered.connect(self.quit_action_triggered)

        open_button = self.window.findChild(QPushButton, 'open_button')
        open_button.clicked.connect(self.open_action_triggered)

        quit_button = self.window.findChild(QPushButton, 'quit_button')
        quit_button.clicked.connect(self.quit_action_triggered)

        play_button = self.window.findChild(QPushButton, 'play_button')
        play_button.clicked.connect(self.play_button_clicked)

        pause_button = self.window.findChild(QPushButton, 'pause_button')
        pause_button.clicked.connect(self.pause_button_clicked)

        stop_button = self.window.findChild(QPushButton, 'stop_button')
        stop_button.clicked.connect(self.stop_button_clicked)

        progress_slider = self.window.findChild(QSlider, 'progress_slider')
        self.music_player.positionChanged.connect(self.update_progress)
        progress_slider.sliderMoved.connect(self.scrub_progress)

        volume_slider = self.window.findChild(QSlider, 'volume_slider')
        volume_slider.setValue(self.music_player.volume())
        volume_slider.sliderMoved.connect(self.adjust_volume)

        next_button = self.window.findChild(QPushButton, 'next_button')
        next_button.clicked.connect(self.next_button_clicked)

        previous_button = self.window.findChild(QPushButton, 'previous_button')
        previous_button.clicked.connect(self.previous_button_clicked)

        fforward_button = self.window.findChild(QPushButton, 'fforward_button')
        fforward_button.clicked.connect(self.fforward_button_clicked)

        fbackward_button = self.window.findChild(QPushButton,
                                                 'fbackward_button')
        fbackward_button.clicked.connect(self.fbackward_button_clicked)

        self.music_playlist.currentMediaChanged.connect(self.change_title)

        #show window to user
        self.window.show()

    def open_action_triggered(self):
        files = QFileDialog.getOpenFileNames(self.window,
                                             "Add songs to playlist")
        for i in range(len(files[0])):
            self.music_playlist.addMedia(QUrl.fromLocalFile(str(files[0][i])))
        self.music_playlist.setCurrentIndex(0)
        self.music_player.setPlaylist(self.music_playlist)

    def change_title(self):
        title_label = self.window.findChild(QLabel, 'media_title')
        show_title_path = self.music_playlist.currentMedia().canonicalUrl(
        ).fileName()
        show_title = os.path.splitext(show_title_path)
        title_label.setText(show_title[0])

    def quit_action_triggered(self):
        self.window.close()

    def play_button_clicked(self):
        self.music_player.play()

    def pause_button_clicked(self):
        self.music_player.pause()

    def stop_button_clicked(self):
        self.music_player.stop()

    def next_button_clicked(self):
        self.music_playlist.next()

    def previous_button_clicked(self):
        self.music_playlist.previous()

    def fforward_button_clicked(self):
        self.music_player.setPosition(self.music_player.position() + 10000)

    def fbackward_button_clicked(self):
        self.music_player.setPosition(self.music_player.position() - 10000)

    def update_progress(self):
        progress_slider = self.window.findChild(QSlider, 'progress_slider')

        if self.music_player.duration != 0:
            progress_slider.setMaximum(self.music_player.duration())
            total_sec = (self.music_player.duration() / 1000) % 60
            total_min = (self.music_player.duration() / (1000 * 60)) % 60
            if (total_sec < 10):
                total_time = ("%d:0%d" % (int(total_min), int(total_sec)))
            else:
                total_time = ("%d:%d" % (int(total_min), int(total_sec)))
            track_duration_label = self.window.findChild(
                QLabel, 'track_duration_label')
            track_duration_label.setText(total_time)

        progress = self.music_player.position()
        progress_slider.setValue(progress)
        cur_sec = (self.music_player.position() / 1000) % 60
        cur_min = (self.music_player.position() / (1000 * 60)) % 60
        if (cur_sec < 10):
            cur_time = ("%d:0%d" % (int(cur_min), int(cur_sec)))
        else:
            cur_time = ("%d:%d" % (int(cur_min), int(cur_sec)))
        track_current_label = self.window.findChild(QLabel,
                                                    'track_current_label')
        track_current_label.setText(cur_time)

    def scrub_progress(self):
        progress_slider = self.window.findChild(QSlider, 'progress_slider')
        self.music_player.setPosition(progress_slider.sliderPosition())
        cur_min = (self.music_player.position() / 1000) % 60
        cur_sec = (self.music_player.position() / (1000 * 60)) % 60
        if (cur_sec < 10):
            cur_time = ("%d:0%d" % (int(cur_min), int(cur_sec)))
        else:
            cur_time = ("%d:%d" % (int(cur_min), int(cur_sec)))
        track_current_label = self.window.findChild(QLabel,
                                                    'track_current_label')
        track_current_label.setText(cur_time)

    def adjust_volume(self):
        volume_slider = self.window.findChild(QSlider, 'volume_slider')
        self.music_player.setVolume(volume_slider.sliderPosition())
Пример #13
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)

        self.ui.lecture.clicked.connect(self.lectureClicked)
        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.ecran)

        self.ui.pause.clicked.connect(self.pauseClicked)
        self.ui.suivant.clicked.connect(self.suivantClicked)
        self.ui.stop.clicked.connect(self.stopClicked)
        self.ui.precedent.clicked.connect(self.precedentClicked)

        self.ui.dialVol.valueChanged.connect(self.dVol)

        self.ui.slider.sliderMoved.connect(self.sliderMov)

        mediaContent = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        self.mediaPlayer.setMedia(mediaContent)
        self.mediaPlayer.positionChanged.connect(self.mediaDurationChange)
        self.mediaPlayer.positionChanged.connect(self.mediapositionChange)

    def lectureClicked(self):
        print("Lecture !!!")
        self.mediaPlayer.play()
        #self.sliderMov.connect()

    def pauseClicked(self):
        print("Pause !!!")
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        else:
            self.mediaPlayer.pause()

    def stopClicked(self):
        print("----------------stooooooop-----------------!")
        self.mediaPlayer.stop()

    def precedentClicked(self):
        print("Précédent !")

    def suivantClicked(self):
        print("Suivant !")

    def sliderMov(self):
        print("Slide .....")
        self.mediaPlayer.setPosition(self.ui.slider.value())

    def onceu(self):
        ttalTimeMedia = self.mediaPlayer.duration()

    def mediaDurationChange(self):
        print("medialoaded")
        mediaDuration = self.mediaPlayer.duration()
        ttalTimeMedia = QTime(0, 0, 0)
        ttalTimeMedia = ttalTimeMedia.addMSecs(mediaDuration)
        self.ui.toBe.setText(ttalTimeMedia.toString("HH:mm:ss"))
        #self.ui.slider.setValue(mediaPosition)

    def mediapositionChange(self):
        mediaPosition = self.mediaPlayer.position()
        currentTimeMedia = QTime(0, 0, 0)
        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)

        self.ui.onceU.setText(currentTimeMedia.toString("HH:mm:ss"))
        self.ui.slider.setRange(0, self.mediaPlayer.duration())
        self.ui.slider.setValue(self.mediaPlayer.position())

    def dVol(self):
        self.ui.pourcent.setText(str(self.ui.dialVol.value()) + "%")
        self.mediaPlayer.setVolume(self.ui.dialVol.value())
Пример #14
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(
            self
        )  #permet de charger tous les composants graphiques coder dans un autre fichier
        # partir du fichier .py (au lieu du .ui) permet d'accéder à la complétion cad la liste des fonctions, widgets...

        self.ui.pbLect.clicked.connect(self.lectClicked)
        self.ui.pbPause.clicked.connect(self.pauseClicked)
        self.ui.pbStop.clicked.connect(self.stopClicked)
        self.ui.pbPreced.clicked.connect(self.precedClicked)
        self.ui.pbSuiv.clicked.connect(self.suivClicked)
        # self.ui.pbAjout.clicked.connect(self.ajoutClicked)
        self.ui.pbAjout.clicked.connect(self.ajoutClicked2)
        self.ui.pbSuppr.clicked.connect(self.supprClicked)
        self.ui.dlVolume.valueChanged.connect(self.volumeChange)

        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.videoScreen)

        self.mediaPlayer.durationChanged.connect(self.mediaDurationChanged)
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)
        self.ui.slTimeBarre.valueChanged.connect(self.timeBarreChanged)

        self.ui.listFilm.itemDoubleClicked.connect(
            self.filmSelectDC)  #film démmarre si double clique sur son titre
        # self.ui.listFilm.itemClicked.connect(self.filmSelectSC)

    def filmSelectDC(self):  #double clique
        currentItem = self.ui.listFilm.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(
            currentItem.toolTip()))  #currentItem.text() si ajoutClicked
        self.mediaPlayer.setMedia(mediaContent)
        self.lectClicked()

    # def filmSelectSC(self): #simple clique
    #     currentItem = self.ui.listFilm.currentItem()
    #     mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))  #currentItem.text() si ajoutClicked
    #     self.mediaPlayer.setMedia(mediaContent)

    # def mediaSelected2(self):
    #     currentItem = self.ui.listFilm.currentItem()
    #     mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))  #currentItem.text() si ajoutClicked
    #     self.mediaPlayer.setMedia(mediaContent)
    #     self.lectureClicked()

    def lectClicked(self):
        print("Lecture!!")
        self.mediaPlayer.play()

    def pauseClicked(self):
        #print("Pause")
        self.mediaPlayer.pause()

    def stopClicked(self):
        #print("Stop")
        self.mediaPlayer.stop()

    # def ajoutClicked(self):
    #     print("Ajout")
    #     ajoutFilm = QFileDialog.getOpenFileName(self, "Choix Film", "C:/Users/AELION/BCH/Qt_interface_graphique/QtPython_ExoLecteurVideo", "Movie Files(*.avi *.mp4)")
    #     item = QListWidgetItem(ajoutFilm[0])
    #     self.ui.listFilm.addItem(item)

    def ajoutClicked2(self):
        # print("Ajout2")
        nomMedia = QFileDialog.getOpenFileName(
            self, "Choix Film",
            "C:/Users/AELION/BCH/Qt_interface_graphique/QtPython_ExoLecteurVideo",
            "Movie Files(*.avi *.mp4)")
        if nomMedia[
                0] == "":  # si aucun fichier selectionné pour éviter l'affichage d'une ligne vide dans la liste
            return
        fInfo = QFileInfo(nomMedia[0])
        fShortName = fInfo.baseName()
        item = QListWidgetItem(fShortName)
        item.setToolTip(
            nomMedia[0]
        )  #permet en plus d'afficher bandeau info fichier quand survol souris
        self.ui.listFilm.addItem(item)

    def supprClicked(self):
        # print("Supprime")
        supprFilm = self.ui.listFilm.currentRow()
        if supprFilm != -1:  #-1 retourner quand rien à supprimer, sinon bug
            self.ui.listFilm.takeItem(supprFilm)

    def volumeChange(self):
        #print("Volume %s" %self.ui.dlVolume.value())
        self.mediaPlayer.setVolume(self.ui.dlVolume.value())
        self.ui.lbVolumePourc.setText(str(self.ui.dlVolume.value()) + "%")

    def mediaDurationChanged(self):
        mediaDuration = self.mediaPlayer.duration()
        self.ui.slTimeBarre.setRange(0, mediaDuration)
        totTime = QTime(0, 0, 0)
        totTime = totTime.addMSecs(mediaDuration)
        self.ui.lbTimeTot.setText(totTime.toString("HH:mm:ss"))

    def mediaPositionChanged(self):
        self.ui.slTimeBarre.valueChanged.disconnect(self.timeBarreChanged)
        mediaPosition = self.mediaPlayer.position()
        self.ui.slTimeBarre.setValue(mediaPosition)
        currentTime = QTime(0, 0, 0)
        currentTime = currentTime.addMSecs(mediaPosition)
        self.ui.lbTimeReal.setText(currentTime.toString("HH:mm:ss"))
        self.ui.slTimeBarre.valueChanged.connect(self.timeBarreChanged)

    def timeBarreChanged(self):
        self.mediaPlayer.positionChanged.disconnect(self.mediaPositionChanged)
        self.mediaPlayer.setPosition(self.ui.slTimeBarre.value())
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)

    def precedClicked(self):
        print("Précédent")

    def suivClicked(self):
        print("Suivant")
Пример #15
0
class VideoWindow(QMainWindow):
    def __init__(self, parent=None):
        super(VideoWindow, self).__init__(parent)
        self.setWindowTitle(
            "PyQt Video Player Widget Example - pythonprogramminglanguage.com")

        self.mediaPlayer = QMediaPlayer(None, QMediaPlayer.VideoSurface)

        videoWidget = QVideoWidget()

        self.playButton = QPushButton()
        self.playButton.setEnabled(False)
        self.playButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
        self.playButton.clicked.connect(self.play)

        self.positionSlider = QSlider(Qt.Horizontal)
        self.positionSlider.setRange(0, 0)
        self.positionSlider.sliderMoved.connect(self.setPosition)

        self.errorLabel = QLabel()
        self.errorLabel.setSizePolicy(QSizePolicy.Preferred,
                                      QSizePolicy.Maximum)

        # Create new action
        openAction = QAction(QIcon('open.png'), '&Open', self)
        openAction.setShortcut('Ctrl+O')
        openAction.setStatusTip('Open movie')
        openAction.triggered.connect(self.openFile)

        # Create exit action
        exitAction = QAction(QIcon('exit.png'), '&Exit', self)
        exitAction.setShortcut('Ctrl+Q')
        exitAction.setStatusTip('Exit application')
        exitAction.triggered.connect(self.exitCall)

        # Create menu bar and add action
        menuBar = self.menuBar()
        fileMenu = menuBar.addMenu('&File')
        #fileMenu.addAction(newAction)
        fileMenu.addAction(openAction)
        fileMenu.addAction(exitAction)

        # Create a widget for window contents
        wid = QWidget(self)
        self.setCentralWidget(wid)

        # Create layouts to place inside widget
        controlLayout = QHBoxLayout()
        controlLayout.setContentsMargins(0, 0, 0, 0)
        controlLayout.addWidget(self.playButton)
        controlLayout.addWidget(self.positionSlider)

        layout = QVBoxLayout()
        layout.addWidget(videoWidget)
        layout.addLayout(controlLayout)
        layout.addWidget(self.errorLabel)

        # Set widget to contain window contents
        wid.setLayout(layout)

        self.mediaPlayer.setVideoOutput(videoWidget)
        self.mediaPlayer.stateChanged.connect(self.mediaStateChanged)
        self.mediaPlayer.positionChanged.connect(self.positionChanged)
        self.mediaPlayer.durationChanged.connect(self.durationChanged)
        self.mediaPlayer.error.connect(self.handleError)

    def openFile(self):
        fileName, _ = QFileDialog.getOpenFileName(self, "Open Movie",
                                                  QDir.homePath())

        if fileName != '':
            self.mediaPlayer.setMedia(
                QMediaContent(QUrl.fromLocalFile(fileName)))
            self.playButton.setEnabled(True)

    def exitCall(self):
        sys.exit(app.exec_())

    def play(self):
        if self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.mediaPlayer.pause()
        else:
            self.mediaPlayer.play()

    def mediaStateChanged(self, state):
        if self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.playButton.setIcon(self.style().standardIcon(
                QStyle.SP_MediaPause))
        else:
            self.playButton.setIcon(self.style().standardIcon(
                QStyle.SP_MediaPlay))

    def positionChanged(self, position):
        self.positionSlider.setValue(position)

    def durationChanged(self, duration):
        self.positionSlider.setRange(0, duration)

    def setPosition(self, position):
        self.mediaPlayer.setPosition(position)

    def handleError(self):
        self.playButton.setEnabled(False)
        self.errorLabel.setText("Error: " + self.mediaPlayer.errorString())
Пример #16
0
class Form(QMainWindow):
    def __init__(self, parent=None):
        super(Form, self).__init__(parent)
        self.setObjectName("MainWindow")
        self.resize(804, 559)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred,
                                           QtWidgets.QSizePolicy.Preferred)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.sizePolicy().hasHeightForWidth())
        self.setSizePolicy(sizePolicy)
        self.centralwidget = QtWidgets.QWidget(self)
        self.centralwidget.setObjectName("centralwidget")
        self.horizontalLayout_5 = QtWidgets.QHBoxLayout(self.centralwidget)
        self.horizontalLayout_5.setObjectName("horizontalLayout_5")
        self.horizontalLayout = QtWidgets.QHBoxLayout()
        self.horizontalLayout.setObjectName("horizontalLayout")
        self.verticalLayout = QtWidgets.QVBoxLayout()
        self.verticalLayout.setObjectName("verticalLayout")
        self.wVideo = QVideoWidget(self.centralwidget)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Expanding,
                                           QtWidgets.QSizePolicy.Expanding)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(
            self.wVideo.sizePolicy().hasHeightForWidth())
        self.wVideo.setSizePolicy(sizePolicy)
        self.wVideo.setObjectName("wVideo")
        self.verticalLayout.addWidget(self.wVideo)
        self.horizontalLayout_2 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_2.setObjectName("horizontalLayout_2")
        self.lStartTime = QtWidgets.QLabel(self.centralwidget)
        self.lStartTime.setObjectName("lStartTime")
        self.horizontalLayout_2.addWidget(self.lStartTime)
        self.sProgression = QtWidgets.QSlider(self.centralwidget)
        self.sProgression.setOrientation(QtCore.Qt.Horizontal)
        self.sProgression.setObjectName("sProgression")
        self.horizontalLayout_2.addWidget(self.sProgression)
        self.lEndTime = QtWidgets.QLabel(self.centralwidget)
        self.lEndTime.setObjectName("lEndTime")
        self.horizontalLayout_2.addWidget(self.lEndTime)
        self.verticalLayout.addLayout(self.horizontalLayout_2)
        self.lBoutons = QtWidgets.QHBoxLayout()
        self.lBoutons.setObjectName("lBoutons")
        self.pbLecture = QtWidgets.QPushButton(self.centralwidget)
        self.pbLecture.setObjectName("pbLecture")
        self.lBoutons.addWidget(self.pbLecture)
        self.pbPause = QtWidgets.QPushButton(self.centralwidget)
        self.pbPause.setObjectName("pbPause")
        self.lBoutons.addWidget(self.pbPause)
        self.pbStop = QtWidgets.QPushButton(self.centralwidget)
        self.pbStop.setObjectName("pbStop")
        self.lBoutons.addWidget(self.pbStop)
        self.pbSuivant = QtWidgets.QPushButton(self.centralwidget)
        self.pbSuivant.setObjectName("pbSuivant")
        self.lBoutons.addWidget(self.pbSuivant)
        self.pbPrecedent = QtWidgets.QPushButton(self.centralwidget)
        self.pbPrecedent.setObjectName("pbPrecedent")
        self.lBoutons.addWidget(self.pbPrecedent)
        self.verticalLayout.addLayout(self.lBoutons)
        self.horizontalLayout.addLayout(self.verticalLayout)
        self.verticalLayout_3 = QtWidgets.QVBoxLayout()
        self.verticalLayout_3.setObjectName("verticalLayout_3")
        self.line = QtWidgets.QFrame(self.centralwidget)
        self.line.setBaseSize(QtCore.QSize(0, 0))
        self.line.setFrameShape(QtWidgets.QFrame.VLine)
        self.line.setFrameShadow(QtWidgets.QFrame.Sunken)
        self.line.setObjectName("line")
        self.verticalLayout_3.addWidget(self.line)
        spacerItem = QtWidgets.QSpacerItem(20, 100,
                                           QtWidgets.QSizePolicy.Minimum,
                                           QtWidgets.QSizePolicy.Fixed)
        self.verticalLayout_3.addItem(spacerItem)
        self.horizontalLayout.addLayout(self.verticalLayout_3)
        self.verticalLayout_2 = QtWidgets.QVBoxLayout()
        self.verticalLayout_2.setObjectName("verticalLayout_2")
        self.label_3 = QtWidgets.QLabel(self.centralwidget)
        self.label_3.setObjectName("label_3")
        self.verticalLayout_2.addWidget(self.label_3)
        self.listWidget = QtWidgets.QListWidget(self.centralwidget)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Minimum,
                                           QtWidgets.QSizePolicy.Expanding)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(
            self.listWidget.sizePolicy().hasHeightForWidth())
        self.listWidget.setSizePolicy(sizePolicy)
        self.listWidget.setObjectName("listWidget")
        self.verticalLayout_2.addWidget(self.listWidget)
        self.horizontalLayout_3 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_3.setObjectName("horizontalLayout_3")
        spacerItem1 = QtWidgets.QSpacerItem(40, 20,
                                            QtWidgets.QSizePolicy.Minimum,
                                            QtWidgets.QSizePolicy.Minimum)
        self.horizontalLayout_3.addItem(spacerItem1)
        self.pbAjout = QtWidgets.QPushButton(self.centralwidget)
        self.pbAjout.setObjectName("pbAjout")
        self.horizontalLayout_3.addWidget(self.pbAjout)
        self.pbSuppr = QtWidgets.QPushButton(self.centralwidget)
        self.pbSuppr.setObjectName("pbSuppr")
        self.horizontalLayout_3.addWidget(self.pbSuppr)
        self.verticalLayout_2.addLayout(self.horizontalLayout_3)
        self.horizontalLayout_4 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_4.setObjectName("horizontalLayout_4")
        spacerItem2 = QtWidgets.QSpacerItem(40, 20,
                                            QtWidgets.QSizePolicy.Minimum,
                                            QtWidgets.QSizePolicy.Minimum)
        self.horizontalLayout_4.addItem(spacerItem2)
        self.label_4 = QtWidgets.QLabel(self.centralwidget)
        self.label_4.setObjectName("label_4")
        self.horizontalLayout_4.addWidget(self.label_4)
        self.dVolume = QtWidgets.QDial(self.centralwidget)
        self.dVolume.setObjectName("dVolume")
        self.horizontalLayout_4.addWidget(self.dVolume)
        self.lPourcentVolume = QtWidgets.QLabel(self.centralwidget)
        self.lPourcentVolume.setObjectName("lPourcentVolume")
        self.horizontalLayout_4.addWidget(self.lPourcentVolume)
        self.verticalLayout_2.addLayout(self.horizontalLayout_4)
        self.horizontalLayout.addLayout(self.verticalLayout_2)
        self.horizontalLayout_5.addLayout(self.horizontalLayout)
        self.setCentralWidget(self.centralwidget)
        self.menubar = QtWidgets.QMenuBar(self)
        self.menubar.setGeometry(QtCore.QRect(0, 0, 804, 21))
        self.menubar.setObjectName("menubar")
        self.setMenuBar(self.menubar)
        self.statusbar = QtWidgets.QStatusBar(self)
        self.statusbar.setObjectName("statusbar")
        self.setStatusBar(self.statusbar)

        self.retranslateUi(self)
        QtCore.QMetaObject.connectSlotsByName(self)

        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.wVideo)

        self.pbLecture.clicked.connect(self.lectureClic)
        self.pbPause.clicked.connect(self.pauseClic)
        self.pbStop.clicked.connect(self.stopClic)
        self.pbSuivant.clicked.connect(self.suivantClic)
        self.pbPrecedent.clicked.connect(self.precedentClic)
        self.dVolume.valueChanged.connect(self.volumeChange)
        self.mediaPlayer.positionChanged.connect(self.progressionChange)
        self.sProgression.sliderMoved.connect(self.progressionDeplace)
        self.pbSuppr.clicked.connect(self.supprVid)
        self.pbAjout.clicked.connect(self.addVid)
        self.listWidget.itemDoubleClicked.connect(self.listeDoubleClic)

        self.dVolume.setMaximum(100)
        self.lEndTime.setText("")
        self.lStartTime.setText("")
        self.lPourcentVolume.setText("")
        self.dVolume.setValue(31)

    def progressionDeplace(self):
        self.mediaPlayer.setPosition(self.sProgression.value())

    def progressionChange(self):
        self.lEndTime.setText(convertMillis(self.mediaPlayer.duration()))
        self.lStartTime.setText(str(convertMillis(
            self.mediaPlayer.position())))
        self.sProgression.setRange(0, self.mediaPlayer.duration())
        self.sProgression.setValue(self.mediaPlayer.position())

    def lectureClic(self):
        mediaContent = QMediaContent(QUrl.fromLocalFile(self.openFile[0]))
        self.mediaPlayer.setMedia(mediaContent)
        self.mediaPlayer.play()

    def pauseClic(self):
        print("Pause")
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        else:
            self.mediaPlayer.pause()

    def stopClic(self):
        self.mediaPlayer.stop()

    def suivantClic(self):
        currentItemRow = self.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.listWidget.count()
        self.listWidget.setCurrentRow((currentItemRow + 1) % totalItems)
        self.listeDoubleClic()

    def precedentClic(self):
        currentItemRow = self.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.listWidget.count()
        self.listWidget.setCurrentRow((currentItemRow - 1) % totalItems)
        self.listeDoubleClic()

    def volumeChange(self):
        self.lPourcentVolume.setText(str(self.dVolume.value()))
        self.mediaPlayer.setVolume(self.dVolume.value())

    def supprVid(self):
        if self.listWidget.currentRow() != -1:
            self.listWidget.takeItem(self.listWidget.currentRow())

    def addVid(self):
        self.openFile = QFileDialog.getOpenFileName(
            self, "Ouvrir...", ".", "Image Files (*.avi *.mp4)")
        self.listWidget.addItem(self.openFile[0])

    def listeDoubleClic(self):
        self.mediaPlayer.setMedia(
            QMediaContent(
                QUrl.fromLocalFile(self.listWidget.currentItem().text())))
        self.mediaPlayer.play()

    def retranslateUi(self, MainWindow):
        self.setWindowTitle(
            QtWidgets.QApplication.translate("MainWindow", "MainWindow", None,
                                             -1))
        self.lStartTime.setText(
            QtWidgets.QApplication.translate("MainWindow", "$start_time", None,
                                             -1))
        self.lEndTime.setText(
            QtWidgets.QApplication.translate("MainWindow", "$end_time", None,
                                             -1))
        self.pbLecture.setText(
            QtWidgets.QApplication.translate("MainWindow", "Lecture", None,
                                             -1))
        self.pbPause.setText(
            QtWidgets.QApplication.translate("MainWindow", "Pause", None, -1))
        self.pbStop.setText(
            QtWidgets.QApplication.translate("MainWindow", "Stop", None, -1))
        self.pbSuivant.setText(
            QtWidgets.QApplication.translate("MainWindow", "Suivant", None,
                                             -1))
        self.pbPrecedent.setText(
            QtWidgets.QApplication.translate("MainWindow", "Précédent", None,
                                             -1))
        self.label_3.setText(
            QtWidgets.QApplication.translate("MainWindow",
                                             "Liste de lecture :", None, -1))
        self.pbAjout.setText(
            QtWidgets.QApplication.translate("MainWindow", "+", None, -1))
        self.pbSuppr.setText(
            QtWidgets.QApplication.translate("MainWindow", "-", None, -1))
        self.label_4.setText(
            QtWidgets.QApplication.translate("MainWindow", "Volume :", None,
                                             -1))
        self.lPourcentVolume.setText(
            QtWidgets.QApplication.translate("MainWindow", "$volume", None,
                                             -1))
Пример #17
0
class Player(QWidget):

    media_loaded = Signal(str)
    stopped = Signal(str)
    playlist_size_changed = Signal(int)
    handle_double_click = Slot()

    def __init__(self, parent=None):
        super(Player, self).__init__(parent)

        self.duration = 0
        self.volume = 50

        self.player = QMediaPlayer()
        self.playlist = Playlist(self)
        self.videoWidget = VideoWidget()
        self.next_url = QUrl()
        self.context_menu = QMenu(self)
        self.display_splitter = QSplitter(Qt.Horizontal)
        self.repeat_control = RepeatControl(parent=self)
        self.repeat_control.get_player_position = self.player.position
        self.repeat_control.set_position_to_player = self.player.setPosition
        self.player.positionChanged.connect(self.repeat_control.set_pos)

        self.setAcceptDrops(True)

        std_icon = self.style().standardIcon
        self.play_button = create_flat_button(std_icon(QStyle.SP_MediaPlay))
        self.stopButton = create_flat_button(std_icon(QStyle.SP_MediaStop), '')
        self.backwardButton = create_flat_button(
            std_icon(QStyle.SP_MediaSkipBackward), '')
        self.forwardButton = create_flat_button(
            std_icon(QStyle.SP_MediaSkipForward), '')

        self.order_list = self.repeat_control.menu()
        self.order_list.setFixedWidth(115)

        self.playback_rate_menu = QComboBox()
        self.playback_rate_menu.addItems(
            ('0.5x', '0.75x', '0.9x', '1.0x', '1.1x', '1.25x', '1.5x'))
        self.playback_rate_menu.setCurrentText('1.0x')

        self.muteButton = create_flat_button(
            std_icon(QStyle.SP_MediaVolume if not self.player.isMuted() else
                     QStyle.SP_MediaVolumeMuted))

        self.volumeBar = QSlider(Qt.Horizontal)
        self.volumeBar.setRange(0, 100)
        self.volumeBar.setValue(self.volume)

        self.labelVolume = QLabel(str(self.volume))
        self.labelVolume.setMinimumWidth(24)

        self.statusInfoLabel = QLabel()

        self.seekBar = QSlider(Qt.Horizontal)
        self.seekBar.setRange(0, self.player.duration() / 1000)

        self.labelTotalTime = QLabel('00:00')
        self.labelCurrentTime = QLabel('00:00')

        self.create_layout()
        self.create_connections()

        self.player.setVideoOutput(self.videoWidget)
        self.videoWidget.show()

    def create_layout(self):
        seekBarLayout = QHBoxLayout()
        seekBarLayout.addWidget(self.labelCurrentTime)
        seekBarLayout.addWidget(self.seekBar)
        seekBarLayout.addWidget(self.labelTotalTime)

        controlWithoutSeekBarLayout = QHBoxLayout()
        controlWithoutSeekBarLayout.setSpacing(1)
        controlWithoutSeekBarLayout.addWidget(self.play_button)
        controlWithoutSeekBarLayout.addWidget(self.stopButton)
        controlWithoutSeekBarLayout.addWidget(self.backwardButton)
        controlWithoutSeekBarLayout.addWidget(self.forwardButton)
        controlWithoutSeekBarLayout.addWidget(self.order_list)
        controlWithoutSeekBarLayout.addWidget(self.playback_rate_menu)
        controlWithoutSeekBarLayout.addStretch(stretch=2)
        controlWithoutSeekBarLayout.addWidget(self.muteButton)
        controlWithoutSeekBarLayout.addWidget(self.volumeBar)
        controlWithoutSeekBarLayout.addWidget(self.labelVolume,
                                              alignment=Qt.AlignRight)

        controlLayout = QVBoxLayout()
        controlLayout.addLayout(seekBarLayout)
        controlLayout.addLayout(controlWithoutSeekBarLayout)

        self.display_splitter.setOpaqueResize(False)
        self.display_splitter.addWidget(self.videoWidget)
        self.display_splitter.addWidget(self.playlist.widget)
        self.display_splitter.setSizes([300, 200])

        layout = QVBoxLayout()
        layout.setContentsMargins(11, 0, 11, 0)
        layout.addWidget(self.display_splitter, 1)
        layout.addLayout(controlLayout)
        layout.addWidget(self.repeat_control.ab_repeat_widget)
        layout.addWidget(self.statusInfoLabel)

        self.setLayout(layout)

    def create_connections(self):
        self.play_button.clicked.connect(self.optimal_play)
        self.stopButton.clicked.connect(self.stop)
        self.backwardButton.clicked.connect(self.skip_backward)
        self.forwardButton.clicked.connect(self.skip_forward)
        self.muteButton.clicked.connect(self.toggleMute)
        self.playback_rate_menu.currentTextChanged.connect(
            self.set_playback_rate)

        self.player.stateChanged.connect(self.playerStateChanged)
        self.player.mediaStatusChanged.connect(self.mediaStatusChanged)
        self.player.durationChanged.connect(self.durationChanged)
        self.player.positionChanged.connect(self.positionChanged)

        self.player.error.connect(self.handleError)

        self.volumeBar.sliderMoved.connect(self.setVolume)
        self.volumeBar.sliderReleased.connect(self.setVolume)
        self.volumeBar.valueChanged.connect(self.volumeChanged)

        self.seekBar.sliderMoved.connect(self.seek)
        self.seekBar.sliderReleased.connect(self.seekBarClicked)

        self.repeat_control.pos_exceeded.connect(self.seek)
        self.player.currentMediaChanged.connect(self.repeat_control.reset)

        self.playlist.double_clicked.connect(self.load_and_play)

        self.videoWidget.double_clicked.connect(self.no_future)

    def contextMenuEvent(self, event):
        self.context_menu.exec_(event.globalPos())

    def read_settings(self):
        settings = QSettings()
        settings.beginGroup('player')
        self.order_list.setCurrentIndex(settings.value('order_list', 0))
        self.display_splitter.restoreState(
            QByteArray(settings.value('splitter_sizes')))
        settings.endGroup()
        self.playlist.read_settings()

    def no_future(self):
        self.display_splitter.moveSplitter(0, 1)

    def autoplay(self):
        """メディアを読み込み、再生する。

        order_listに応じて、次に何を再生するかを決める。
        """
        i = self.order_list.currentIndex()
        if i == 1:
            # self.repeat_track()
            return
        elif i == 2:
            self.repeat_all()
        else:
            self.next_track()
        self.play()

    def optimal_play(self):
        if self.player.state() == QMediaPlayer.StoppedState:
            self.load_and_play()
        else:
            self.play()

    def load_and_play(self):
        self.load(self.playlist.get_new_one())
        self.play()

    def load(self, file_url: QUrl):
        if file_url is None:
            return None
        if file_url.isValid():
            c = QMediaContent(file_url)
            self.player.setMedia(c)
            self.media_loaded.emit(self.playlist.current_title())
            self.enableInterface()

    def play(self):
        if self.player.state() == QMediaPlayer.PlayingState:
            self.player.pause()
            return
        if self.player.mediaStatus() == QMediaPlayer.LoadingMedia or\
                self.player.mediaStatus() == QMediaPlayer.StalledMedia:
            QTimer.singleShot(600, self.player.play)

        self.player.play()
        self.playlist.update_listview()

    def stop(self):
        if not self.player.state() == QMediaPlayer.StoppedState:
            self.seek(0)
            self.player.stop()
            self.setStatusInfo('Stopped')
            self.stopped.emit('')

    def playerStateChanged(self, state):
        if state == QMediaPlayer.PlayingState:
            self.play_button.setIcon(self.style().standardIcon(
                QStyle.SP_MediaPause))
        else:
            self.play_button.setIcon(self.style().standardIcon(
                QStyle.SP_MediaPlay))

    def durationChanged(self, duration):
        self.repeat_control.set_duration(duration)
        duration /= 1000

        self.duration = duration

        totalTime = QTime((duration / 3600) % 60, (duration / 60) % 60,
                          (duration % 60), (duration * 1000) % 1000)

        format = 'hh:mm:ss' if duration > 3600 else 'mm:ss'
        totalTimeStr = totalTime.toString(format)

        self.labelTotalTime.setText(totalTimeStr)
        self.seekBar.setMaximum(duration)

    def positionChanged(self, progress):
        progress /= 1000

        self.updateCurrentTime(progress)
        self.seekBar.setValue(progress)

    def updateCurrentTime(self, currentInfo):
        if currentInfo:
            currentTime = QTime((currentInfo / 3600) % 60,
                                (currentInfo / 60) % 60, currentInfo % 60,
                                (currentInfo * 1000) % 1000)

            format = 'hh:mm:ss' if self.duration > 3600 else 'mm:ss'
            currentTimeStr = currentTime.toString(format)
        else:
            currentTimeStr = '00:00'

        self.labelCurrentTime.setText(currentTimeStr)

    def repeat_track(self):
        QTimer.singleShot(50, self.play)

    def repeat_all(self):
        if self.playlist.count() - 1 == self.playlist.current_row():
            url = self.playlist.first()
            self.load(url)
        else:
            self.next_track()

    def setVolume(self):
        self.player.setVolume(self.volumeBar.sliderPosition() * 2)

    def volumeChanged(self):
        self.labelVolume.setText(str(self.volumeBar.sliderPosition()))
        self.volume = self.volumeBar.sliderPosition()

    def seekBarClicked(self):
        self.seek(self.seekBar.sliderPosition())

    def seek(self, seconds):
        self.player.setPosition(seconds * 1000)

    def set_playback_rate(self, rate_text):
        self.player.setPlaybackRate(float(rate_text[:-1]))

    def toggleMute(self):
        if self.player.isMuted():
            self.player.setMuted(False)
            self.muteButton.setIcon(self.style().standardIcon(
                QStyle.SP_MediaVolume))
        else:
            self.player.setMuted(True)
            self.muteButton.setIcon(self.style().standardIcon(
                QStyle.SP_MediaVolumeMuted))

    def disableInterface(self):
        self.play_button.setEnabled(False)
        self.stopButton.setEnabled(False)
        self.backwardButton.setEnabled(False)
        self.forwardButton.setEnabled(False)
        self.labelCurrentTime.setText('00:00')
        self.labelTotalTime.setText('00:00')

    def enableInterface(self):
        self.play_button.setEnabled(True)
        self.stopButton.setEnabled(True)
        self.backwardButton.setEnabled(True)
        self.forwardButton.setEnabled(True)

    def mediaStatusChanged(self, status):
        if status == QMediaPlayer.LoadingMedia:
            self.setStatusInfo('Loading...')
        elif status == QMediaPlayer.BufferingMedia:
            self.setStatusInfo('Buffering')
        elif status == QMediaPlayer.EndOfMedia:
            # self.player.stop()
            self.autoplay()
        elif status == QMediaPlayer.InvalidMedia:
            self.handleError()
            #TODO: Step Forward を割り当てる

    def clearStatusInfo(self):
        self.statusInfoLabel.setText("")

    def handleError(self):
        self.disableInterface()
        self.setStatusInfo('Error: ' + self.player.errorString())

    def setStatusInfo(self, message, seconds=5):
        if not message == '':
            self.statusInfoLabel.setText(message)
            QTimer.singleShot(seconds * 1000, self.clearStatusInfo)

    def next_track(self):
        url = self.playlist.next()
        if url is None:
            return None
        else:
            self.load(url)

    def previous_track(self):
        url = self.playlist.previous()
        if url is None:
            return None
        else:
            self.load(url)

    def skip_forward(self):
        self.next_track()
        self.play()

    def skip_backward(self):
        if self.seekBar.sliderPosition() > 2:
            self.seek(0)
        else:
            self.previous_track()
            self.play()

    def forward(self, seconds):
        currentPosition = self.seekBar.sliderPosition()

        if currentPosition + seconds < self.duration:
            self.seek(currentPosition + seconds)
        else:
            self.seek(self.duration - 1)

    def backward(self, seconds):
        self.forward(-seconds)

    def forward_short(self):
        self.forward(SeekStep.SHORT)

    def forward_medium(self):
        self.forward(SeekStep.MEDIUM)

    def forward_long(self):
        self.forward(SeekStep.LONG)

    def forward_verylong(self):
        self.forward(SeekStep.VERYLONG)

    def backward_short(self):
        self.backward(SeekStep.SHORT)

    def backward_medium(self):
        self.backward(SeekStep.MEDIUM)

    def backward_long(self):
        self.backward(SeekStep.LONG)

    def backward_verylong(self):
        self.backward(SeekStep.VERYLONG)

    def dragEnterEvent(self, event):
        if event.mimeData().hasUrls():
            event.accept()

    def dragMoveEvent(self, event):
        if event.mimeData().hasUrls():
            event.accept()

    def dropEvent(self, event):
        if event.mimeData().hasUrls():
            urls = event.mimeData().urls()
            self.load(urls[0])
            # self.stop()
            self.play()
Пример #18
0
class MainWindow(QObject):

    #class constructor
    def __init__(self, ui_file, parent=None):

        #reference to our music player
        self.music_player = QMediaPlayer()
        self.music_player.setVolume(100)

        #call parent QObject constructor
        super(MainWindow, self).__init__(parent)

        #load the UI file into Python
        ui_file = QFile(ui_file)
        ui_file.open(QFile.ReadOnly)
        loader = QUiLoader()
        self.window = loader.load(ui_file)

        #always remember to close files
        ui_file.close()

        #add event listeners
        open_action = self.window.findChild(QAction, 'action_open')
        open_action.triggered.connect(self.open_action_triggered)

        quit_action = self.window.findChild(QAction, 'action_quit')
        quit_action.triggered.connect(self.quit_action_triggered)

        play_button = self.window.findChild(QPushButton, 'play_button')
        play_button.clicked.connect(self.play_button_clicked)

        pause_button = self.window.findChild(QPushButton, 'pause_button')
        pause_button.clicked.connect(self.pause_button_clicked)

        stop_button = self.window.findChild(QPushButton, 'stop_button')
        stop_button.clicked.connect(self.stop_button_clicked)

        raise_volume_button = self.window.findChild(QPushButton,
                                                    'raise_volume_button')
        raise_volume_button.clicked.connect(self.raise_volume_button_clicked)

        lower_volume_button = self.window.findChild(QPushButton,
                                                    'lower_volume_button')
        lower_volume_button.clicked.connect(self.lower_volume_button_clicked)

        #show window to user
        self.window.show()

    def open_action_triggered(self):
        file_name = QFileDialog.getOpenFileName(self.window)
        self.music_player.setMedia(QUrl.fromLocalFile(file_name[0]))

    def quit_action_triggered(self):
        self.window.close()

    def play_button_clicked(self):
        self.music_player.play()

    def pause_button_clicked(self):
        self.music_player.pause()

    def stop_button_clicked(self):
        self.music_player.stop()

    def raise_volume_button_clicked(self):
        volume = self.music_player.volume()
        if volume != 100:
            volume = volume + 10
        self.music_player.setVolume(volume)

    def lower_volume_button_clicked(self):
        volume = self.music_player.volume()
        if volume != 0:
            volume = volume - 10
        self.music_player.setVolume(volume)
Пример #19
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)
        self.ui.pbPlay.clicked.connect(self.lectureClicked)
        self.ui.pbPause.clicked.connect(self.pauseClicked)
        self.ui.pbStop.clicked.connect(self.stopClicked)
        self.ui.pbNext.clicked.connect(self.nextClicked)
        self.ui.pbPrevious.clicked.connect(self.previousClicked)
        self.ui.pbAdd.clicked.connect(self.addClicked)
        self.ui.pbDelete.clicked.connect(self.deleteClicked)
        self.ui.dVolume.valueChanged.connect(self.volume)
        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.wLecteur)
        self.mediaPlayer.durationChanged.connect(self.mediaDurationCnahged)
        self.mediaPlayer.positionChanged.connect(self.mediaPositionCnahged)
        self.ui.wList.itemDoubleClicked.connect(self.mediaSelected)

        mediaContent = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        self.mediaPlayer.setMedia(mediaContent)

    def lectureClicked(self):
        print("Play")
        self.mediaPlayer.play()

    def pauseClicked(self):
        print("Pause")
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        else:
            self.mediaPlayer.pause()

    def stopClicked(self):
        print("Stop")
        self.mediaPlayer.stop()

    def nextClicked(self):
        print("Next")
        self.mediaPlayer.next()

    def previousClicked(self):
        print("Previous")
        self.mediaPlayer.previous()

    def volume(self):
        valeurVolume = self.ui.dVolume.value()
        self.mediaPlayer.setVolume(valeurVolume)
        self.ui.lPourcent.setText(str(valeurVolume) + "%")

    def mediaDurationCnahged(self):
        print("mediaLoaded")
        self.ui.lTemps.setText("00:00:00")  #12
        mediaDuration = self.mediaPlayer.duration(
        )  #donne le temps en milisecondes
        self.ui.sTimeLine.setRange(0, mediaDuration)  #12
        totalTimeMedia = QTime(0, 0, 0)
        totalTimeMedia = totalTimeMedia.addMSecs(
            mediaDuration)  #convertir de milisecondes en H:m:s
        self.ui.lTempsTotal.setText(totalTimeMedia.toString("HH:mm:ss"))

    def mediaPositionCnahged(self):
        mediaPosition = self.mediaPlayer.position()
        self.ui.sTimeLine.setValue(mediaPosition)  #12
        currentTimeMedia = QTime(0, 0, 0)
        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)
        self.ui.lTemps.setText(currentTimeMedia.toString("HH:mm:ss"))

    def mediaSelected(self):
        currentItem = self.ui.wList.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile((currentItem.text())))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def addClicked(self):
        print("+")
        nomMedia = QFileDialog.getOpenFileName(
            self, "Choix Film",
            "C:/Users/AELION/Desktop/Aelion/PyCharm/VideoProject",
            "Movie files (*.avi *.mp4)")
        # item = QListWidgetItem(nomMedia[0])
        # self.ui.wList.addItem(item)
        fInfo = QFileInfo(nomMedia[0])
        fShortName = fInfo.baseName()
        item = QListWidgetItem(fShortName)
        item.setToolTip(nomMedia[0])
        self.ui.wList.addItem(item)

    def deleteClicked(self):
        print("-")
        rowItem = self.ui.wList.currentRow()
        if rowItem != -1:
            self.ui.wList.takeItem(rowItem)
Пример #20
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        # Create widgets
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)
        self.mediaPlayer = QMediaPlayer()
        self.playlist = QMediaPlaylist()

        #mediaContent1 = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        #mediaContent2=QMediaContent(QUrl.fromLocalFile("Doom.Patrol1.mp4"))
        #self.playlist.addMedia(mediaContent1)
        #self.playlist.addMedia(mediaContent2)
        #self.playlist.setCurrentIndex(1)

        #self.mediaPlayer.setMedia(self.playlist)
        self.mediaPlayer.setVideoOutput(self.ui.wvideo)

        self.ui.ltemps.setText("")
        self.ui.lduree.setText("")
        self.ui.dialVolume.setValue(0)
        self.ui.lvolume_2.setText(str(self.ui.dialVolume.value()))

        self.ui.pblecture.clicked.connect(self.lectureClicked)
        self.ui.pbpause.clicked.connect(self.pauseClicked)
        self.ui.pbstop.clicked.connect(self.stopClicked)
        self.ui.pbsuivant.clicked.connect(self.suivantClicked)
        self.ui.pbprecedent.clicked.connect(self.precedentClicked)
        self.ui.pbajouter.clicked.connect(self.ajouter2)
        self.ui.pbsupprimer.clicked.connect(self.supprimer)
        self.ui.listWidget.itemDoubleClicked.connect(self.mediaSelected2)

        self.ui.dialVolume.valueChanged.connect(self.volumeChanged)
        #self.mediaPlayer.positionChanged.connect(self.tempsChanged)

        self.mediaPlayer.positionChanged.connect(self.lectureEnCours)
        #self.mediaPlayer.positionChanged.connect(self.progressionChanged)
        self.ui.stpscourant.sliderMoved.connect(self.sliderMove)

    def sliderMove(self):
        self.mediaPlayer.setPosition(self.ui.stpscourant.value())

    def lectureEnCours(self):
        mediaPosition = self.mediaPlayer.position()
        currentTimeMedia = QTime(0, 0, 0)

        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)
        mediaDuration = self.mediaPlayer.duration()
        totalTimeMedia = QTime(0, 0, 0)
        totalTimeMedia = totalTimeMedia.addMSecs(mediaDuration)
        self.ui.ltemps.setText(currentTimeMedia.toString("HH:mm:ss"))
        self.ui.lduree.setText(totalTimeMedia.toString("HH:mm:ss"))
        self.ui.stpscourant.setRange(0, self.mediaPlayer.duration())
        self.ui.stpscourant.setValue(self.mediaPlayer.position())

    def lectureClicked(self):
        print("Lecture!!")
        self.mediaPlayer.play()

    def pauseClicked(self):
        print("pause!!")
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        else:
            self.mediaPlayer.pause()

    def stopClicked(self):
        print("stop!!")
        self.mediaPlayer.stop()

    def suivantClicked(self):
        print("suivant!!")
        currentItemRow = self.ui.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listWidget.count()
        self.ui.listWidget.setCurrentRow((currentItemRow + 1) % totalItems)
        self.mediaSelected2()

    def precedentClicked(self):
        print("precedent!!")
        currentItemRow = self.ui.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listWidget.count()
        self.ui.listWidget.setCurrentRow((currentItemRow - 1) % totalItems)
        self.mediaSelected2()

    def volumeChanged(self):
        self.ui.dialVolume.setMaximum(100)
        self.mediaPlayer.setVolume(self.ui.dialVolume.value())
        self.ui.lvolume_2.setText(str(self.ui.dialVolume.value()))

    def ajouter(self):
        nomMedia = QFileDialog.getOpenFileName(
            self, "Choix Film", "C:/Users/AELION/PycharmProjects/videoLHector",
            "Movie Files (*.avi *.mp4)")
        item = QListWidgetItem(nomMedia[0])
        self.ui.listWidget.addItem(item)

    def ajouter2(self):
        nomMedia = QFileDialog.getOpenFileName(
            self, "Choix Film", "C:/Users/AELION/PycharmProjects/videoLHector",
            "Movie Files (*.avi *.mp4)")
        fInfo = QFileInfo(nomMedia[0])
        fShortName = fInfo.baseName()
        print(fShortName)
        item = QListWidgetItem(fShortName)
        item.setToolTip(nomMedia[0])
        self.ui.listWidget.addItem(item)

    def supprimer(self):
        rowItem = self.ui.listWidget.currentRow()
        if rowItem != -1:
            self.ui.listWidget.takeItem(rowItem)

    def mediaSelected1(self):
        currentItem = self.ui.listWidget.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.text()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def mediaSelected2(self):
        currentItem = self.ui.listWidget.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()
Пример #21
0
class VideoPlayer(QWidget):
    def __init__(self, aPath, parent=None):
        super(VideoPlayer, self).__init__(parent)

        self.setAttribute(Qt.WA_NoSystemBackground, True)
        self.setAcceptDrops(True)
        self.mediaPlayer = QMediaPlayer(None, QMediaPlayer.StreamPlayback)
        self.mediaPlayer.mediaStatusChanged.connect(self.printMediaData)
        self.mediaPlayer.setVolume(80)
        self.videoWidget = QVideoWidget(self)

        self.lbl = QLineEdit('00:00:00')
        self.lbl.setReadOnly(True)
        self.lbl.setFixedWidth(70)
        self.lbl.setUpdatesEnabled(True)
        self.lbl.setStyleSheet(stylesheet(self))
        self.lbl.selectionChanged.connect(lambda: self.lbl.setSelection(0, 0))

        self.elbl = QLineEdit('00:00:00')
        self.elbl.setReadOnly(True)
        self.elbl.setFixedWidth(70)
        self.elbl.setUpdatesEnabled(True)
        self.elbl.setStyleSheet(stylesheet(self))
        self.elbl.selectionChanged.connect(
            lambda: self.elbl.setSelection(0, 0))

        self.playButton = QPushButton()
        self.playButton.setEnabled(False)
        self.playButton.setFixedWidth(32)
        self.playButton.setStyleSheet("background-color: black")
        self.playButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
        self.playButton.clicked.connect(self.play)

        self.positionSlider = QSlider(Qt.Horizontal, self)
        self.positionSlider.setStyleSheet(stylesheet(self))
        self.positionSlider.setRange(0, 100)
        self.positionSlider.sliderMoved.connect(self.setPosition)
        self.positionSlider.setSingleStep(2)
        self.positionSlider.setPageStep(20)
        self.positionSlider.setAttribute(Qt.WA_TranslucentBackground, True)

        self.clip = QApplication.clipboard()
        self.process = QProcess(self)
        self.process.readyRead.connect(self.dataReady)
        self.process.finished.connect(self.playFromURL)

        self.myurl = ""

        controlLayout = QHBoxLayout()
        controlLayout.setContentsMargins(5, 0, 5, 0)
        controlLayout.addWidget(self.playButton)
        controlLayout.addWidget(self.lbl)
        controlLayout.addWidget(self.positionSlider)
        controlLayout.addWidget(self.elbl)

        layout = QVBoxLayout()
        layout.setContentsMargins(0, 0, 0, 0)
        layout.addWidget(self.videoWidget)
        layout.addLayout(controlLayout)

        self.setLayout(layout)

        self.myinfo = "©2016\nAxel Schneider\n\nMouse Wheel = Zoom\nUP = Volume Up\nDOWN = Volume Down\n" + \
                "LEFT = < 1 Minute\nRIGHT = > 1 Minute\n" + \
                "SHIFT+LEFT = < 10 Minutes\nSHIFT+RIGHT = > 10 Minutes"

        self.widescreen = True

        #### shortcuts ####
        self.shortcut = QShortcut(QKeySequence("q"), self)
        self.shortcut.activated.connect(self.handleQuit)
        self.shortcut = QShortcut(QKeySequence("u"), self)
        self.shortcut.activated.connect(self.playFromURL)

        self.shortcut = QShortcut(QKeySequence("y"), self)
        self.shortcut.activated.connect(self.getYTUrl)

        self.shortcut = QShortcut(QKeySequence("o"), self)
        self.shortcut.activated.connect(self.openFile)
        self.shortcut = QShortcut(QKeySequence(" "), self)
        self.shortcut.activated.connect(self.play)
        self.shortcut = QShortcut(QKeySequence("f"), self)
        self.shortcut.activated.connect(self.handleFullscreen)
        self.shortcut = QShortcut(QKeySequence("i"), self)
        self.shortcut.activated.connect(self.handleInfo)
        self.shortcut = QShortcut(QKeySequence("s"), self)
        self.shortcut.activated.connect(self.toggleSlider)
        self.shortcut = QShortcut(QKeySequence(Qt.Key_Right), self)
        self.shortcut.activated.connect(self.forwardSlider)
        self.shortcut = QShortcut(QKeySequence(Qt.Key_Left), self)
        self.shortcut.activated.connect(self.backSlider)
        self.shortcut = QShortcut(QKeySequence(Qt.Key_Up), self)
        self.shortcut.activated.connect(self.volumeUp)
        self.shortcut = QShortcut(QKeySequence(Qt.Key_Down), self)
        self.shortcut.activated.connect(self.volumeDown)
        self.shortcut = QShortcut(
            QKeySequence(Qt.ShiftModifier + Qt.Key_Right), self)
        self.shortcut.activated.connect(self.forwardSlider10)
        self.shortcut = QShortcut(QKeySequence(Qt.ShiftModifier + Qt.Key_Left),
                                  self)
        self.shortcut.activated.connect(self.backSlider10)

        self.mediaPlayer.setVideoOutput(self.videoWidget)
        self.mediaPlayer.stateChanged.connect(self.mediaStateChanged)
        self.mediaPlayer.positionChanged.connect(self.positionChanged)
        self.mediaPlayer.durationChanged.connect(self.durationChanged)
        self.mediaPlayer.error.connect(self.handleError)

        print("QT5 Player started")
        print("press 'o' to open file (see context menu for more)")
        self.suspend_screensaver()

    def mouseDoubleClickEvent(self, event):
        self.handleFullscreen()

    def playFromURL(self):
        self.mediaPlayer.pause()
        self.myurl = self.clip.text()
        self.mediaPlayer.setMedia(QMediaContent(QUrl(self.myurl)))
        self.playButton.setEnabled(True)
        self.mediaPlayer.play()
        self.hideSlider()
        print(self.myurl)

    def getYTUrl(self):
        cmd = "youtube-dl -g -f best " + self.clip.text()
        print("grabbing YouTube URL")
        self.process.start(cmd)

    def dataReady(self):
        self.myurl = str(self.process.readAll(), encoding='utf8').rstrip()  ###
        self.myurl = self.myurl.partition("\n")[0]
        print(self.myurl)
        self.clip.setText(self.myurl)
        self.playFromURL()

    def suspend_screensaver(self):
        'suspend linux screensaver'
        proc = subprocess.Popen(
            'gsettings set org.gnome.desktop.screensaver idle-activation-enabled false',
            shell=True)
        proc.wait()

    def resume_screensaver(self):
        'resume linux screensaver'
        proc = subprocess.Popen(
            'gsettings set org.gnome.desktop.screensaver idle-activation-enabled true',
            shell=True)
        proc.wait()

    def openFile(self):
        fileName, _ = QFileDialog.getOpenFileName(
            self, "Open Movie",
            QDir.homePath() + "/Videos",
            "Media (*.webm *.mp4 *.ts *.avi *.mpeg *.mpg *.mkv *.VOB *.m4v *.3gp *.mp3 *.m4a *.wav *.ogg *.flac *.m3u *.m3u8)"
        )

        if fileName != '':
            self.loadFilm(fileName)
            print("File loaded")

    def play(self):
        if self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.mediaPlayer.pause()
        else:
            self.mediaPlayer.play()

    def mediaStateChanged(self, state):
        if self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.playButton.setIcon(self.style().standardIcon(
                QStyle.SP_MediaPause))
        else:
            self.playButton.setIcon(self.style().standardIcon(
                QStyle.SP_MediaPlay))

    def positionChanged(self, position):
        self.positionSlider.setValue(position)
        mtime = QTime(0, 0, 0, 0)
        mtime = mtime.addMSecs(self.mediaPlayer.position())
        self.lbl.setText(mtime.toString())

    def durationChanged(self, duration):
        self.positionSlider.setRange(0, duration)
        mtime = QTime(0, 0, 0, 0)
        mtime = mtime.addMSecs(self.mediaPlayer.duration())
        self.elbl.setText(mtime.toString())

    def setPosition(self, position):
        self.mediaPlayer.setPosition(position)

    def handleError(self):
        self.playButton.setEnabled(False)
        print("Error: ", self.mediaPlayer.errorString())

    def handleQuit(self):
        self.mediaPlayer.stop()
        self.resume_screensaver()
        print("Goodbye ...")
        app.quit()

    def contextMenuRequested(self, point):
        menu = QMenu()
        actionFile = menu.addAction(QIcon.fromTheme("video-x-generic"),
                                    "open File (o)")
        actionclipboard = menu.addSeparator()
        actionURL = menu.addAction(QIcon.fromTheme("browser"),
                                   "URL from Clipboard (u)")
        actionclipboard = menu.addSeparator()
        actionYTurl = menu.addAction(QIcon.fromTheme("youtube"),
                                     "URL from YouTube (y)")
        actionclipboard = menu.addSeparator()
        actionToggle = menu.addAction(QIcon.fromTheme("next"),
                                      "show / hide Slider (s)")
        actionFull = menu.addAction(QIcon.fromTheme("view-fullscreen"),
                                    "Fullscreen (f)")
        action169 = menu.addAction(QIcon.fromTheme("tv-symbolic"), "16 : 9")
        action43 = menu.addAction(QIcon.fromTheme("tv-symbolic"), "4 : 3")
        actionSep = menu.addSeparator()
        actionInfo = menu.addAction(QIcon.fromTheme("help-about"), "Info (i)")
        action5 = menu.addSeparator()
        actionQuit = menu.addAction(QIcon.fromTheme("application-exit"),
                                    "Exit (q)")

        actionFile.triggered.connect(self.openFile)
        actionQuit.triggered.connect(self.handleQuit)
        actionFull.triggered.connect(self.handleFullscreen)
        actionInfo.triggered.connect(self.handleInfo)
        actionToggle.triggered.connect(self.toggleSlider)
        actionURL.triggered.connect(self.playFromURL)
        actionYTurl.triggered.connect(self.getYTUrl)
        action169.triggered.connect(self.screen169)
        action43.triggered.connect(self.screen43)
        menu.exec_(self.mapToGlobal(point))

    def wheelEvent(self, event):
        mwidth = self.frameGeometry().width()
        mheight = self.frameGeometry().height()
        mleft = self.frameGeometry().left()
        mtop = self.frameGeometry().top()
        mscale = event.angleDelta().y() / 5
        if self.widescreen == True:
            self.setGeometry(mleft, mtop, mwidth + mscale,
                             round((mwidth + mscale) / 1.778))
        else:
            self.setGeometry(mleft, mtop, mwidth + mscale,
                             round((mwidth + mscale) / 1.33))
        #elif self.positionSlider.hasFocus():
        #    self.positionSlider.value = self.positionSlider.value + 5

    def screen169(self):
        self.widescreen = True
        mwidth = self.frameGeometry().width()
        mheight = self.frameGeometry().height()
        mleft = self.frameGeometry().left()
        mtop = self.frameGeometry().top()
        mratio = 1.778
        self.setGeometry(mleft, mtop, mwidth, round(mwidth / mratio))

    def screen43(self):
        self.widescreen = False
        mwidth = self.frameGeometry().width()
        mheight = self.frameGeometry().height()
        mleft = self.frameGeometry().left()
        mtop = self.frameGeometry().top()
        mratio = 1.33
        self.setGeometry(mleft, mtop, mwidth, round(mwidth / mratio))

    def handleFullscreen(self):
        if self.windowState() & Qt.WindowFullScreen:
            QApplication.setOverrideCursor(Qt.ArrowCursor)
            self.showNormal()
            print("no Fullscreen")
        else:
            self.showFullScreen()
            QApplication.setOverrideCursor(Qt.BlankCursor)
            print("Fullscreen entered")

    def handleInfo(self):
        msg = QMessageBox.about(self, "QT5 Player", self.myinfo)

    def toggleSlider(self):
        if self.positionSlider.isVisible():
            self.hideSlider()
        else:
            self.showSlider()

    def hideSlider(self):
        self.playButton.hide()
        self.lbl.hide()
        self.positionSlider.hide()
        self.elbl.hide()
        mwidth = self.frameGeometry().width()
        mheight = self.frameGeometry().height()
        mleft = self.frameGeometry().left()
        mtop = self.frameGeometry().top()
        if self.widescreen == True:
            self.setGeometry(mleft, mtop, mwidth, round(mwidth / 1.778))
        else:
            self.setGeometry(mleft, mtop, mwidth, round(mwidth / 1.33))

    def showSlider(self):
        self.playButton.show()
        self.lbl.show()
        self.positionSlider.show()
        self.elbl.show()
        mwidth = self.frameGeometry().width()
        mheight = self.frameGeometry().height()
        mleft = self.frameGeometry().left()
        mtop = self.frameGeometry().top()
        if self.widescreen == True:
            self.setGeometry(mleft, mtop, mwidth, round(mwidth / 1.55))
        else:
            self.setGeometry(mleft, mtop, mwidth, round(mwidth / 1.33))

    def forwardSlider(self):
        self.mediaPlayer.setPosition(self.mediaPlayer.position() + 1000 * 60)

    def forwardSlider10(self):
        self.mediaPlayer.setPosition(self.mediaPlayer.position() + 10000 * 60)

    def backSlider(self):
        self.mediaPlayer.setPosition(self.mediaPlayer.position() - 1000 * 60)

    def backSlider10(self):
        self.mediaPlayer.setPosition(self.mediaPlayer.position() - 10000 * 60)

    def volumeUp(self):
        self.mediaPlayer.setVolume(self.mediaPlayer.volume() + 10)
        print("Volume: " + str(self.mediaPlayer.volume()))

    def volumeDown(self):
        self.mediaPlayer.setVolume(self.mediaPlayer.volume() - 10)
        print("Volume: " + str(self.mediaPlayer.volume()))

    def mousePressEvent(self, evt):
        self.oldPos = evt.globalPos()

    def mouseMoveEvent(self, evt):
        delta = QPoint(evt.globalPos() - self.oldPos)
        self.move(self.x() + delta.x(), self.y() + delta.y())
        self.oldPos = evt.globalPos()

    def dragEnterEvent(self, event):
        if event.mimeData().hasUrls():
            event.accept()
        elif event.mimeData().hasText():
            event.accept()
        else:
            event.ignore()

    def dropEvent(self, event):
        print("drop")
        if event.mimeData().hasUrls():
            url = event.mimeData().urls()[0].toString()
            print("url = ", url)
            self.mediaPlayer.stop()
            self.mediaPlayer.setMedia(QMediaContent(QUrl(url)))
            self.playButton.setEnabled(True)
            self.mediaPlayer.play()
        elif event.mimeData().hasText():
            mydrop = event.mimeData().text()
            ### YouTube url
            if "youtube" in mydrop:
                print("is YouTube", mydrop)
                self.clip.setText(mydrop)
                self.getYTUrl()
            else:
                ### normal url
                print("generic url = ", mydrop)
                self.mediaPlayer.setMedia(QMediaContent(QUrl(mydrop)))
                self.playButton.setEnabled(True)
                self.mediaPlayer.play()
                self.hideSlider()

    def loadFilm(self, f):
        self.mediaPlayer.setMedia(QMediaContent(QUrl.fromLocalFile(f)))
        self.playButton.setEnabled(True)
        self.mediaPlayer.play()

    def printMediaData(self):
        if self.mediaPlayer.mediaStatus() == 6:
            if self.mediaPlayer.isMetaDataAvailable():
                res = str(self.mediaPlayer.metaData("Resolution")).partition(
                    "PyQt5.QtCore.QSize(")[2].replace(", ",
                                                      "x").replace(")", "")
                print("%s%s" % ("Video Resolution = ", res))
                if int(res.partition("x")[0]) / int(
                        res.partition("x")[2]) < 1.5:
                    self.screen43()
                else:
                    self.screen169()
            else:
                print("no metaData available")

    def openFileAtStart(self, filelist):
        matching = [s for s in filelist if ".myformat" in s]
        if len(matching) > 0:
            self.loadFilm(matching)
Пример #22
0
class YoutubePlayer(QObject):

    titlesListChanged = Signal(list)

    def __init__(self,
                 titles: List[Title] = [],
                 widgetToPlay: QVideoWidget = None):
        QObject.__init__(self)

        self.__titles = titles
        self.__playlist = QMediaPlaylist(self)
        self.__player = QMediaPlayer(self)
        self.__videoWidget = widgetToPlay
        self.__player.setVideoOutput(self.__videoWidget)

        self.titlesListChanged.connect(self.resetPlayList)

    @property
    def titles(self):
        return self.__titles

    @titles.setter
    def titles(self, value):
        self.__titles = value
        self.titlesListChanged.emit(self.__titles)

    @Slot()
    def setTitles(self, titles: List[Title]):

        self.__titles = titles
        self.titlesListChanged.emit(self.__titles)

    @Slot()
    def resetPlayList(self, list_of_titles: List[Title]):
        self.__playlist.clear()

        for t in list_of_titles:
            url = t.link
            video = pafy.new(url)
            best = video.getbest()

            self.__playlist.addMedia(QMediaContent(QUrl(best.url)))

        self.__playlist.setCurrentIndex(0)
        self.__player.setPlaylist(self.__playlist)

    @Slot()
    def playVideo(self, index: int):

        self.__playlist.setCurrentIndex(index)
        self.__player.play()

    @Slot()
    def stopVideo(self):

        self.__player.stop()

    @Slot()
    def pauseVideo(self):
        if self.__player.state() == QMediaPlayer.PlayingState:
            self.__player.pause()
        else:
            self.__player.play()
Пример #23
0
class VideoPlaybackDevice(Filter):
    playbackStarted = Signal()
    playbackPaused = Signal()
    sequenceOpened = Signal(str, QDateTime, QDateTime, list)
    currentTimestampChanged = Signal(QDateTime)

    def __init__(self, environment):
        super().__init__(False, False, environment)
        self.video_out = OutputPort(False, "video", environment)
        self.audio_out = OutputPort(False, "audio", environment)
        self.addStaticPort(self.video_out)
        self.addStaticPort(self.audio_out)
        self.filename = self.propertyCollection().defineProperty(
            "filename", "", "avi file name")

    def newDuration(self, newDuration):
        logger.debug("newDuration %s", newDuration)
        self.sequenceOpened.emit(self.filename,
                                 QDateTime.fromMSecsSinceEpoch(0),
                                 QDateTime.fromMSecsSinceEpoch(newDuration),
                                 ["video"])

    def currentMediaChanged(self, media):
        logger.debug("currentMediaChanged videoAv=%s audioAv=%s",
                     self.player.isVideoAvailable(),
                     self.player.isAudioAvailable())

    def _openVideo(self):
        logger.debug("entering _openVideo")
        self.player = QMediaPlayer(None, QMediaPlayer.VideoSurface)
        self.videoOutput = DummyVideoSurface(self.player)
        #self.videoOutput = QVideoWidget()
        #self.videoOutput.show()
        self.player.setVideoOutput(self.videoOutput)
        #self.player.setMuted(True)
        self.player.durationChanged.connect(self.newDuration)
        self.player.currentMediaChanged.connect(self.currentMediaChanged)
        self.player.setMedia(QUrl.fromLocalFile(self.filename))
        logger.debug("leaving _openVideo; videoAv=%s audioAv=%s",
                     self.player.isVideoAvailable(),
                     self.player.isAudioAvailable())

    def _closeVideo(self):
        try:
            del self.player
            del self.playlist
        except:
            pass

    def onStart(self):
        ctrlSrv = Services.getService("PlaybackControl")
        ctrlSrv.setupConnections(self)
        self.playbackPaused.emit()
        if self.filename != "":
            self._openVideo()

    def onStop(self):
        ctrlSrv = Services.getService("PlaybackControl")
        ctrlSrv.removeConnections(self)
        self._closeVideo()

    @Slot()
    def startPlayback(self):
        self.player.play()
        self.playbackStarted.emit()
        logger.debug("leaving startPlayback; videoAv=%s audioAv=%s",
                     self.player.isVideoAvailable(),
                     self.player.isAudioAvailable())

    @Slot()
    def pausePlayback(self):
        self.player.pause()
        self.playbackPaused.emit()

    def newDataEvent(self):
        t = time.monotonic()
        if self.lastSendTime is not None:
            if t - self.lastSendTime < self.timeout_ms * 1e-3:
                # we are still earlier than the requested framerate
                return
        self.lastSendTime = t
        self.counter += 1
        c = "Sample %d" % self.counter
        s = DataSample(c.encode("utf8"), "text/utf8",
                       int(time.time() / DataSample.TIMESTAMP_RES))
        logging.getLogger(__name__).info("transmit: %s", c)
        self.beforeTransmit(s)
        self.outPort.transmit(s)
        self.afterTransmit()

    def stepForward(self):
        pass

    def stepBackward(self):
        pass

    def seekBeginning(self):
        pass

    def seekEnd(self):
        pass

    def seekTime(self, timestamp):
        pass

    def setSequence(self, filename):
        self.filename

    def setTimeFactor(self, factor):
        pass
Пример #24
0
class Channel(QObject):
    def __init__(self,
                 name: T.Optional[str],
                 parent: T.Optional[QObject] = None) -> None:
        super().__init__(parent)
        self.name = name
        self.slider_volume: Number = 100
        self.threshold = PlaybackThreshold.Everything

        self._loop_sound: T.Optional[Sound] = None
        self._loop_player = QMediaPlayer(self)
        self._loop_volume_adjustment: Number = 0
        self._loop_player.setAudioRole(QAudio.GameRole)
        self._loop_playlist = QMediaPlaylist(self)
        self._loop_playlist.setPlaybackMode(QMediaPlaylist.CurrentItemOnce)
        self._loop_player.setPlaylist(self._loop_playlist)
        self._loop_player.stateChanged.connect(
            self._on_loop_player_state_changed)

        self._one_shot_player = QMediaPlayer(self)
        self._one_shot_volume_adjustment: Number = 0
        self._one_shot_player.setAudioRole(QAudio.GameRole)
        self._one_shot_player.stateChanged.connect(
            self._on_one_shot_player_state_changed)

    @property
    def is_playing(self):
        return (self._loop_player.state() == QMediaPlayer.PlayingState
                or self._one_shot_player.state() == QMediaPlayer.PlayingState)

    def _on_loop_player_state_changed(self, state: QMediaPlayer.State) -> None:
        logger.trace("Loop player state changed: {!r}", state)
        if state != QMediaPlayer.StoppedState:
            return

        decibel = -self._loop_volume_adjustment
        logger.trace("Readjusting loop player volume by {}db", decibel)
        self.adjust_player_volume_by_decibel(self._loop_player, decibel)
        self._loop_volume_adjustment = 0

        # Loop playlist is empty
        if not self._loop_playlist.mediaCount():
            logger.trace("Loop playlist is empty, not queueing a new file")
            return

        # This shouldn't ever happen, it's just here to make mypy happy
        if not self._loop_sound:
            return

        file = random.choices(self._loop_sound.files,
                              [file.weight
                               for file in self._loop_sound.files])[0]
        index = self._loop_sound.files.index(file)
        logger.trace(
            "Loop player playing file: {!r} at playlist index: {}",
            file,
            index,
        )
        self._loop_playlist.setCurrentIndex(index)
        self._loop_player.play()

    def _on_one_shot_player_state_changed(self,
                                          state: QMediaPlayer.State) -> None:
        logger.trace("One-shot player state changed: {!r}", state)
        if state != QMediaPlayer.StoppedState:
            return

        decibel = -self._one_shot_volume_adjustment
        logger.trace("Readjusting one-shot player volume by {}db", decibel)
        self.adjust_player_volume_by_decibel(self._one_shot_player, decibel)
        self._one_shot_volume_adjustment = 0

        logger.trace("One-shot player stopped, resuming loop player")
        self._loop_player.play()

    def play_sound(self, sound: Sound) -> None:
        if sound.playback_threshold > self.threshold:
            logger.trace("Ignoring sound {!r} because of threshold", sound)
            return

        if sound.loop is Loop.Start:
            self._loop_sound = sound
            # New looping sound, rebuild playlist
            self._loop_playlist.clear()
            for file in sound.files:
                media = QUrl.fromLocalFile(file.file_name)
                self._loop_playlist.addMedia(media)

            # Select file based on weight and set the matching playlist index
            weights = [file.weight for file in sound.files]
            file = random.choices(sound.files, weights)[0]
            index = sound.files.index(file)
            self._loop_playlist.setCurrentIndex(index)

            logger.trace("Adjusting loop player volume by {}db",
                         file.volume_adjustment)
            self._loop_volume_adjustment = self.adjust_player_volume_by_decibel(
                self._loop_player, file.volume_adjustment)
            logger.trace("Adjusted One-shot player volume by {}db",
                         self._loop_volume_adjustment)
            self._loop_player.play()
            logger.trace(
                "Loop player playing file: {!r} at playlist index: {}",
                file,
                index,
            )
            return
        if sound.loop is Loop.Stop:
            logger.trace("Stopping loop player")
            self._loop_sound = None
            self._loop_playlist.clear()
            self._loop_player.stop()
        else:
            logger.trace("Pausing loop player for one-shot sound")
            self._loop_player.pause()

        file = random.choices(sound.files,
                              [file.weight for file in sound.files])[0]
        media = QUrl.fromLocalFile(file.file_name)
        self._one_shot_player.setMedia(media)
        self._one_shot_volume_adjustment = self.adjust_player_volume_by_decibel(
            self._one_shot_player, file.volume_adjustment)
        logger.trace("Adjusted one-shot player volume by {}db",
                     self._one_shot_volume_adjustment)
        self._one_shot_player.play()
        logger.trace("One-shot player playing file: {!r}", file)

    def set_player_volumes(self, volume: Number) -> None:
        volume = round(volume)
        self._loop_player.setVolume(volume)
        self._one_shot_player.setVolume(volume)

    # noinspection PyMethodMayBeStatic
    def adjust_player_volume_by_decibel(self, player: QMediaPlayer,
                                        decibel: Number) -> Number:
        original_volume = player.volume()
        target_volume = round(
            add_decibel_to_linear_volume(original_volume, decibel))
        player.setVolume(target_volume)

        # Return clamped volume difference, so increasing linear volume 100 by n > 1 db
        # returns 0
        return player.volume() - original_volume

    def set_threshold(self, threshold: PlaybackThreshold) -> None:
        logger.trace("Setting channel threshold: {!r}", threshold)
        self.threshold = threshold

        if not self._loop_sound:
            return

        if self._loop_sound.playback_threshold > threshold:
            logger.trace("Stopping loop player, new threshold too low")
            self._loop_playlist.clear()
            self._loop_player.stop()
            return

        logger.trace("Loop player state: {!r}", self._loop_player.state())
        if (self._loop_sound.playback_threshold <= threshold
                and self._loop_player.state() == QMediaPlayer.StoppedState):
            logger.trace(
                "Replaying sound: {!r} in loop player from stopped state")
            self.play_sound(self._loop_sound)
Пример #25
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)
        self.ui.pbLecture.clicked.connect(self.lectureClicked)
        self.ui.pbPause.clicked.connect(self.pauseClicked)
        self.ui.pbStop.clicked.connect(self.stopClicked)
        self.ui.dVolume.valueChanged.connect(self.volumeChanged)
        self.ui.sTpsCourant.valueChanged.connect(self.sliderPositionChanged)
        self.ui.pbAjout.clicked.connect(self.ajouterMedia2)
        self.ui.pbSuppr.clicked.connect(self.supprMedia)
        self.ui.lPlaylist.itemDoubleClicked.connect(self.mediaSelected2)

        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.wVideo)

        self.mediaPlayer.durationChanged.connect(self.mediaDurationChanged)
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)

        self.ui.pbSuivant.clicked.connect(self.suivantClicked)
        self.ui.pbPrecedent.clicked.connect(self.precedentClicked)

    def lectureClicked(self):
        print("Lecture !!")
        self.mediaPlayer.play()

    def pauseClicked(self):
        print("Pause !!")
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        elif self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.mediaPlayer.pause()

    def stopClicked(self):
        self.mediaPlayer.stop()

    def volumeChanged(self):
        self.mediaPlayer.setVolume(self.ui.dVolume.value())
        self.ui.lVolume.setText(str(self.ui.dVolume.value()) + "%")

    def mediaDurationChanged(self):
        print("mediaLoaded")
        self.ui.lTpsCourant.setText("00:00:00")
        mediaDuration = self.mediaPlayer.duration()
        self.ui.sTpsCourant.setRange(0, mediaDuration)  ###############
        totalTimeMedia = QTime(0, 0, 0)
        totalTimeMedia = totalTimeMedia.addMSecs(mediaDuration)
        self.ui.lTpsTotal.setText(totalTimeMedia.toString("HH:mm:ss"))

    def mediaPositionChanged(self):
        self.ui.sTpsCourant.valueChanged.disconnect(self.sliderPositionChanged)
        mediaPosition = self.mediaPlayer.position()
        self.ui.sTpsCourant.setValue(mediaPosition)  ##############
        currentTimeMedia = QTime(0, 0, 0)
        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)
        self.ui.lTpsCourant.setText(currentTimeMedia.toString("HH:mm:ss"))
        self.ui.sTpsCourant.valueChanged.connect(self.sliderPositionChanged)

    def sliderPositionChanged(self):
        self.mediaPlayer.positionChanged.disconnect(self.mediaPositionChanged)
        self.mediaPlayer.setPosition(self.ui.sTpsCourant.value())
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)

    def ajouterMedia(self):
        nomMedia = QFileDialog.getOpenFileName(self, "Choix Film", "c:/",
                                               "Movie Files (*.avi *.mp4)")
        item = QListWidgetItem(nomMedia[0])
        self.ui.lPlaylist.addItem(item)

    def ajouterMedia2(self):
        nomMedia = QFileDialog.getOpenFileName(self, "Choix Film", "c:/",
                                               "Movie Files (*.avi *.mp4)")

        if nomMedia[0] == "":  #si aucun fichier selectionné
            return

        fInfo = QFileInfo(nomMedia[0])
        fShortName = fInfo.baseName()
        item = QListWidgetItem(fShortName)
        item.setToolTip(nomMedia[0])
        self.ui.lPlaylist.addItem(item)

    def supprMedia(self):
        rowItem = self.ui.lPlaylist.currentRow()
        if rowItem != -1:
            self.ui.lPlaylist.takeItem(rowItem)

    def mediaSelected(self):
        currentItem = self.ui.lPlaylist.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.text()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def mediaSelected2(self):
        currentItem = self.ui.lPlaylist.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def suivantClicked(self):
        currentItemRow = self.ui.lPlaylist.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.lPlaylist.count()
        self.ui.lPlaylist.setCurrentRow((currentItemRow + 1) % totalItems)
        self.mediaSelected2()

    def precedentClicked(self):
        currentItemRow = self.ui.lPlaylist.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.lPlaylist.count()
        self.ui.lPlaylist.setCurrentRow((currentItemRow - 1) % totalItems)
        self.mediaSelected2()
Пример #26
0
class MainWindow(QObject):

    #class constructor
    def __init__(self, ui_file, parent=None):

        #reference to our music player
        self.music_player = QMediaPlayer()
        self.music_player.setVolume(50)

        #call parent QObject constructor
        super(MainWindow, self).__init__(parent)

        #load the UI file into Python
        ui_file = QFile(ui_file)
        ui_file.open(QFile.ReadOnly)
        loader = QUiLoader()
        self.window = loader.load(ui_file)

        #always remember to close files
        ui_file.close()

        #add playlist object
        self.playlist = QMediaPlaylist()
        self.playlist.setPlaybackMode(QMediaPlaylist.Sequential)
        self.music_player.setPlaylist(self.playlist)
        self.music_player.setNotifyInterval(50)

        #add a listener to change audio filename displayed

        #add playlist display object
        self.playlistDisplay = self.window.findChild(QListWidget,
                                                     'PlayListWidget')
        #self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemOnce)
        #self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop)
        #self.playlist.setPlaybackMode(QMediaPlaylist.Random)
        #self.playlist.setPlaybackMode(QMediaPlaylist.Loop)

        #add event listeners
        self.add_media_action = self.window.findChild(QAction,
                                                      'action_add_media')
        self.add_media_action.triggered.connect(self.add_media_triggered)

        self.quit_action = self.window.findChild(QAction, 'action_quit')
        self.quit_action.triggered.connect(self.quit_action_triggered)

        self.NextButton = self.window.findChild(QPushButton, 'NextButton')
        self.NextButton.clicked.connect(self.next_button_clicked)

        self.PauseButton = self.window.findChild(QPushButton, 'PauseButton')
        self.PauseButton.clicked.connect(self.pause_button_clicked)

        #PlayAllRadioButton = self.window.findChild(QRadioButton, 'PlayAllRadioButton')
        #PlayAllRadioButton.clicked.connect(self.play_all_button_clicked)

        self.PlayButton = self.window.findChild(QPushButton, 'PlayButton')
        self.PlayButton.clicked.connect(self.play_button_clicked)

        self.PreviousButton = self.window.findChild(QPushButton,
                                                    'PreviousButton')
        self.PreviousButton.clicked.connect(self.previous_button_clicked)

        #ProgressBar = self.window.findChild(QProgressBar, 'ProgressBar')
        #ProgressBar.valueChanged.connect(self.progress_bar_moved)

        self.RepeatOnceRadioButton = self.window.findChild(
            QRadioButton, 'RepeatOnceRadioButton')
        self.RepeatOnceRadioButton.clicked.connect(
            self.repeat_once_button_clicked)

        self.RepeatRadioButton = self.window.findChild(QRadioButton,
                                                       'RepeatRadioButton')
        self.RepeatRadioButton.clicked.connect(self.repeat_button_clicked)

        #ShuffleCheckBox = self.window.findChild(QCheckBox, 'ShuffleCheckBox')
        #ShuffleCheckBox.clicked.connect(self.shuffle_checkbox_clicked)

        #ShuttleSlider = self.window.findChild(QSlider, 'ShuttleSlider')
        #ShuttleSlider.valueChanged.connect(self.shuttle_slider_moved)

        self.VolumeSlider = self.window.findChild(QSlider, 'VolumeSlider')
        self.VolumeSlider.setValue(50)
        self.VolumeSlider.valueChanged.connect(self.change_volume_level)

        self.ProgressBar = self.window.findChild(QProgressBar, 'ProgressBar')
        self.music_player.durationChanged.connect(
            self.progress_bar_maximum_changed)
        self.music_player.positionChanged.connect(
            self.progress_bar_position_changed)

        #self.Playlist = self.window.findChild(QMediaPlaylist, 'Playlist')
        #self.Playlist.itemDoubleClicked.connect(self.volume_slider_moved)

        #show window to user
        self.window.show()

    #I referenced code from Jordan Abbott to complete this function
    def add_media_triggered(self):
        options = QFileDialog.Options()
        options |= QFileDialog.DontUseNativeDialog
        files, _ = QFileDialog.getOpenFileNames(None,
                                                "Select Media Files",
                                                "",
                                                "All Files (*)",
                                                options=options)
        if files:
            for file in files:
                self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(file)))
                self.playlistDisplay.addItem(os.path.basename(file))

    def quit_action_triggered(self):
        self.window.close()

    def pause_button_clicked(self):
        self.music_player.pause()

    def next_button_clicked(self):
        if self.music_player.currentMedia().isNull():
            self.playlist.setCurrentIndex(1)
            self.music_player.play()
        else:
            self.playlist.next()

    #def play_all_button_clicked(self):
    #

    def play_button_clicked(self):
        if self.music_player.currentMedia().isNull():
            self.playlist.setCurrentIndex(1)
            self.next_button_clicked()
            self.music_player.play()
        else:
            self.music_player.play()

        print(QMediaPlayer.EndOfMedia)

    def previous_button_clicked(self):
        self.playlist.previous()

    def progress_bar_maximum_changed(self, maximum):
        self.ProgressBar.setMaximum(maximum)
    # = self.music_player.duration()

    #def durationChanged(self, duration):
    #   self.positionSlider.setRange(0, duration)

    def progress_bar_position_changed(self, position):
        self.ProgressBar.setValue(position)

    def repeat_once_button_clicked(self, status):
        self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemOnce)
        self.play_button_clicked()
        self.RepeatOnceRadioButton.setAutoExclusive(False)
        self.RepeatOnceRadioButton.setChecked(False)
        self.RepeatOnceRadioButton.setAutoExclusive(True)

    def repeat_button_clicked(self):
        self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemLoop)

    #def shuffle_checkbox_clicked(self):
    #add code

    #def shuttle_slider_moved(self):
    #add code

    def change_volume_level(self):
        self.music_player.setVolume(self.VolumeSlider.value())
Пример #27
0
class MainWindow(QMainWindow):  # Main window
    def __init__(self):
        super().__init__()
        self.setWindowTitle = 'DD烤肉机'
        self.resize(1870, 820)
        self.mainWidget = QWidget()
        self.mainLayout = QGridLayout()  # Grid layout
        self.mainLayout.setSpacing(10)
        self.mainWidget.setLayout(self.mainLayout)
        self.duration = 60000
        self.bitrate = 2000
        self.fps = 60

        self.initProcess = InitProcess()
        self.previewSubtitle = PreviewSubtitle()
        self.dnldWindow = YoutubeDnld()
        self.exportWindow = exportSubtitle()
        self.videoDecoder = VideoDecoder()
        self.exportWindow.exportArgs.connect(self.exportSubtitle)
        self.stack = QStackedWidget()
        self.stack.setFixedWidth(1300)
        self.mainLayout.addWidget(self.stack, 0, 0, 10, 8)
        buttonWidget = QWidget()
        buttonLayout = QHBoxLayout()
        buttonWidget.setLayout(buttonLayout)
        self.playButton = QPushButton('从本地打开')
        self.playButton.clicked.connect(self.open)
        self.playButton.setFixedWidth(400)
        self.playButton.setFixedHeight(75)
        self.dnldButton = QPushButton('Youtube下载器')
        self.dnldButton.clicked.connect(self.popDnld)
        self.dnldButton.setFixedWidth(400)
        self.dnldButton.setFixedHeight(75)
        buttonLayout.addWidget(self.playButton)
        buttonLayout.addWidget(self.dnldButton)
        self.stack.addWidget(buttonWidget)

        self.videoPath = ''
        self.videoWidth = 1920
        self.videoHeight = 1080
        self.globalInterval = 200
        self.setPlayer()
        self.setSubtitle()
        self.setToolBar()
        self.setCentralWidget(self.mainWidget)
        self.playStatus = False
        self.volumeStatus = True
        self.volumeValue = 100
        self.subSelectedTxt = ''
        self.subReplayTime = 1
        self.clipBoard = []
        self.grabKeyboard()
        self.show()

    def setPlayer(self):
        self.playerWidget = QGraphicsVideoItem()
        self.scene = QGraphicsScene()
        self.view = QGraphicsView(self.scene)
        self.view.resize(1280, 730)
        self.scene.addItem(self.playerWidget)
        self.stack.addWidget(self.view)
        self.player = QMediaPlayer(self, QMediaPlayer.VideoSurface)
        self.player.setVideoOutput(self.playerWidget)
        self.view.installEventFilter(self)
        self.view.show()
        self.srtTextItemDict = {0: QGraphicsTextItem(), 1: QGraphicsTextItem(), 2: QGraphicsTextItem(), 3: QGraphicsTextItem(), 4: QGraphicsTextItem()}
        for _, srtTextItem in self.srtTextItemDict.items():
            self.scene.addItem(srtTextItem)

    def setSubtitle(self):
        self.subtitleDict = {x: {-1: [100, '']} for x in range(5)}
        self.subTimer = QTimer()
        self.subTimer.setInterval(100)
        self.subtitle = QTableWidget()
        self.subtitle.setAutoScroll(False)
        self.subtitle.setEditTriggers(QAbstractItemView.NoEditTriggers)
        self.mainLayout.addWidget(self.subtitle, 0, 8, 10, 12)
        self.subtitle.setColumnCount(5)
        self.subtitle.selectRow(0)
        self.subtitle.setHorizontalHeaderLabels(['%s' % (i + 1) for i in range(5)])
        self.subtitle.setVerticalHeaderLabels([cnt2Time2(i, self.globalInterval) for i in range(self.subtitle.rowCount())])
        for index in range(5):
            self.subtitle.setColumnWidth(index, 130)
        self.subtitle.setHorizontalScrollMode(QAbstractItemView.ScrollPerPixel)
        self.subtitle.setEditTriggers(QAbstractItemView.DoubleClicked)
        self.subtitle.horizontalHeader().sectionClicked.connect(self.addSubtitle)
        self.subtitle.doubleClicked.connect(self.releaseKeyboard)
        self.subtitle.cellChanged.connect(self.subEdit)
        self.subtitle.verticalHeader().sectionClicked.connect(self.subHeaderClick)
        self.subtitle.setContextMenuPolicy(Qt.CustomContextMenu)
        self.subtitle.customContextMenuRequested.connect(self.popTableMenu)
        self.initSubtitle()

    def initSubtitle(self):
        self.initProcess.show()
        self.subtitle.cellChanged.disconnect(self.subEdit)
        for x in range(self.subtitle.columnCount()):
            for y in range(self.subtitle.rowCount()):
                self.subtitle.setSpan(y, x, 1, 1)
        self.subtitle.setRowCount(self.duration // self.globalInterval + 1)
        for x in range(self.subtitle.columnCount()):
            for y in range(self.subtitle.rowCount()):
                self.subtitle.setItem(y, x, QTableWidgetItem(''))
                self.subtitle.item(y, x).setBackground(QBrush(QColor('#232629')))
        self.subtitle.setVerticalHeaderLabels([cnt2Time2(i, self.globalInterval) for i in range(self.subtitle.rowCount())])
        self.subtitle.cellChanged.connect(self.subEdit)
        self.initProcess.hide()

    def addSubtitle(self, index):
        subtitlePath = QFileDialog.getOpenFileName(self, "请选择字幕", None, "字幕文件 (*.srt *.vtt *.ass *.ssa)")[0]
        if subtitlePath:
            self.initProcess.show()
            self.subtitle.cellChanged.disconnect(self.subEdit)
            if subtitlePath.endswith('.ass') or subtitlePath.endswith('.ssa'):
                p = subprocess.Popen(['utils/ffmpeg.exe', '-y', '-i', subtitlePath, 'temp_sub.srt'])
                p.wait()
                subtitlePath = 'temp_sub.srt'
            subData = {}
            with open(subtitlePath, 'r', encoding='utf-8') as f:
                f = f.readlines()
            subText = ''
            YoutubeAutoSub = False
            for l in f:
                if '<c>' in l:
                    YoutubeAutoSub = True
                    break
            for cnt, l in enumerate(f):
                if '<c>' in l:
                    lineData = l.split('c>')
                    if len(lineData) > 3:
                        subText, start, _ = lineData[0].split('<')
                        start = calSubTime(start[:-1]) // self.globalInterval * self.globalInterval
                        if start not in self.subtitleDict[index]:
                            end = calSubTime(lineData[-3][1:-2]) // self.globalInterval * self.globalInterval
                            for i in range(len(lineData) // 2):
                                subText += lineData[i * 2 + 1][:-2]
                            subData[start] = [end - start, subText]
                    else:
                        subText, start, _ = lineData[0].split('<')
                        start = calSubTime(start[:-1]) // self.globalInterval * self.globalInterval
                        if start not in self.subtitleDict[index]:
                            subText += lineData[1][:-2]
                            subData[start] = [self.globalInterval, subText]
                elif '-->' in l and f[cnt + 2].strip() and '<c>' not in f[cnt + 2]:
                    subText = f[cnt + 2][:-1]
                    start = calSubTime(l[:12]) // self.globalInterval * self.globalInterval
                    if start not in self.subtitleDict[index]:
                        end = calSubTime(l[17:29]) // self.globalInterval * self.globalInterval
                        subData[start] = [end - start, subText]
                if '-->' in l and f[cnt + 1].strip() and not YoutubeAutoSub:
                    start = calSubTime(l[:12]) // self.globalInterval * self.globalInterval
                    if start not in self.subtitleDict[index]:
                        end = calSubTime(l[17:29]) // self.globalInterval * self.globalInterval
                        delta = end - start
                        if delta > 10:
                            if '<b>' in f[cnt + 1]:
                                subData[start] = [delta, f[cnt + 1].split('<b>')[1].split('<')[0]]
                            else:
                                subData[start] = [delta, f[cnt + 1][:-1]]
            self.subtitleDict[index].update(subData)
            maxRow = 0
            for _, v in self.subtitleDict.items():
                startMax = max(v.keys())
                rowCount = (startMax + v[startMax][0]) // self.globalInterval
                if rowCount > maxRow:
                    maxRow = rowCount
            if maxRow < self.duration // self.globalInterval + 1:
                maxRow = self.duration // self.globalInterval
            else:
                self.duration = maxRow * self.globalInterval
            self.subtitle.setRowCount(maxRow)
            self.subtitle.setVerticalHeaderLabels([cnt2Time2(i, self.globalInterval) for i in range(self.subtitle.rowCount())])
            for start, rowData in subData.items():
                startRow = start // self.globalInterval
                endRow = startRow + rowData[0] // self.globalInterval
                for row in range(startRow, endRow):
                    self.subtitle.setItem(row, index, QTableWidgetItem(rowData[1]))
                    self.subtitle.item(row, index).setBackground(QBrush(QColor('#35545d')))
                self.subtitle.setSpan(startRow, index, endRow - startRow, 1)
            self.refreshComboBox()
            self.subtitle.cellChanged.connect(self.subEdit)
            self.initProcess.hide()

    def subTimeOut(self):
        fontColor = self.previewSubtitle.fontColor
        fontSize = (self.previewSubtitle.fontSize + 5) / 2.5
        fontBold = self.previewSubtitle.bold
        fontItalic = self.previewSubtitle.italic
        fontShadowOffset = self.previewSubtitle.shadowOffset
        for _, srtTextItem in self.srtTextItemDict.items():
            srtTextItem.setDefaultTextColor(fontColor)
            font = QFont()
            font.setFamily("微软雅黑")
            font.setPointSize(fontSize)
            font.setBold(fontBold)
            font.setItalic(fontItalic)
            srtTextItem.setFont(font)
            srtTextShadow = QGraphicsDropShadowEffect()
            srtTextShadow.setOffset(fontShadowOffset)
            srtTextItem.setGraphicsEffect(srtTextShadow)
        try:
            selected = self.subtitle.selectionModel().selection().indexes()
            for x, i in enumerate(selected):
                if self.subtitle.item(i.row(), x):
                    txt = self.subtitle.item(i.row(), x).text()
                    if txt:
                        self.srtTextItemDict[x].setPlainText('#%s:' % (x + 1) + txt)
                        txtSize = self.srtTextItemDict[x].boundingRect().size()
                        posY = self.playerWidget.size().height() - txtSize.height() * (x + 1)
                        posX = (self.playerWidget.size().width() - txtSize.width()) / 2
                        self.srtTextItemDict[x].setPos(posX, posY)
                    else:
                        self.srtTextItemDict[x].setPlainText('')
                else:
                    self.srtTextItemDict[x].setPlainText('')
        except:
            pass

    def subHeaderClick(self, index):
        if self.player.duration():
            position = index * self.globalInterval
            self.player.setPosition(position)
            self.videoSlider.setValue(position * 1000 // self.player.duration())
            self.setTimeLabel()

    def subEdit(self, row, index):
        repeat = self.subtitle.rowSpan(row, index)
        self.setSubtitleDict(row, index, repeat, self.subtitle.item(row, index).text())
        self.subtitle.cellChanged.disconnect(self.subEdit)
        for cnt in range(repeat):
            if self.subtitle.item(row + cnt, index).text():
                self.subtitle.item(row, index).setBackground(QBrush(QColor('#35545d')))
            else:
                self.subtitle.item(row, index).setBackground(QBrush(QColor('#232629')))
        self.subtitle.cellChanged.connect(self.subEdit)

    def setSubtitleDict(self, row, index, num, text):
        self.subtitleDict[index][row * self.globalInterval] = [num * self.globalInterval, text]

    def popTableMenu(self, pos):
        self.subtitle.cellChanged.disconnect(self.subEdit)
        pos = QPoint(pos.x() + 55, pos.y() + 30)
        menu = QMenu()
        copy = menu.addAction('复制')
        paste = menu.addAction('粘贴')
        setSpan = menu.addAction('合并')
        clrSpan = menu.addAction('拆分')
        addSub = menu.addAction('导入字幕')
        cutSub = menu.addAction('裁剪字幕')
        action = menu.exec_(self.subtitle.mapToGlobal(pos))
        selected = self.subtitle.selectionModel().selection().indexes()
        yList = [selected[0].row(), selected[-1].row()]
        xSet = set()
        for i in range(len(selected)):
            xSet.add(selected[i].column())
        if action == copy:
            for x in xSet:
                self.clipBoard = []
                for y in range(yList[0], yList[1] + 1):
                    if self.subtitle.item(y, x):
                        self.clipBoard.append(self.subtitle.item(y, x).text())
                    else:
                        self.clipBoard.append('')
                break
        elif action == paste:
            self.subtitle.cellChanged.connect(self.subEdit)
            for x in xSet:
                for cnt, text in enumerate(self.clipBoard):
                    self.subtitle.setItem(yList[0] + cnt, x, QTableWidgetItem(text))
                    self.subtitleDict[x][(yList[0] + cnt) * self.globalInterval] = [self.globalInterval, text]
            self.subtitle.cellChanged.disconnect(self.subEdit)
        elif action == setSpan:
            for x in xSet:
                if not self.subtitle.item(yList[0], x):
                    firstItem = ''
                else:
                    firstItem = self.subtitle.item(yList[0], x).text()
                for y in range(yList[0], yList[1] + 1):
                    self.subtitle.setSpan(y, x, 1, 1)
                    self.subtitle.setItem(y, x, QTableWidgetItem(firstItem))
                    self.subtitle.item(y, x).setBackground(QBrush(QColor('#35545d')))
                    if y * self.globalInterval in self.subtitleDict[x]:
                        del self.subtitleDict[x][y * self.globalInterval]
            for x in xSet:
                self.subtitle.setSpan(yList[0], x, yList[1] - yList[0] + 1, 1)
            self.setSubtitleDict(yList[0], x, yList[1] - yList[0] + 1, firstItem)
        elif action == clrSpan:
            for x in xSet:
                if not self.subtitle.item(yList[0], x):
                    firstItem = ''
                else:
                    firstItem = self.subtitle.item(yList[0], x).text()
                for cnt, y in enumerate(range(yList[0], yList[1] + 1)):
                    self.subtitle.setSpan(y, x, 1, 1)
                    if not cnt:
                        self.subtitle.setItem(yList[0], x, QTableWidgetItem(firstItem))
                        if firstItem:
                            self.subtitle.item(y, x).setBackground(QBrush(QColor('#35545d')))
                        else:
                            self.subtitle.item(y, x).setBackground(QBrush(QColor('#232629')))
                    else:
                        self.subtitle.setItem(y, x, QTableWidgetItem(''))
                        self.subtitle.item(y, x).setBackground(QBrush(QColor('#232629')))
                    self.setSubtitleDict(yList[0], x, yList[1] - yList[0] + 1, firstItem)
                break
        elif action == addSub:
            self.subtitle.cellChanged.connect(self.subEdit)
            for x in xSet:
                self.addSubtitle(x)
            self.subtitle.cellChanged.disconnect(self.subEdit)
        elif action == cutSub:
            for x in xSet:
                start = yList[0] * self.globalInterval
                end = yList[1] * self.globalInterval
                self.exportSubWindow(start, end, x + 1)
        self.subtitle.cellChanged.connect(self.subEdit)

    def setToolBar(self):
        '''
        menu bar, file menu, play menu, tool bar.
        '''
        toolBar = QToolBar()
        self.setContextMenuPolicy(Qt.NoContextMenu)
        self.addToolBar(toolBar)
        fileMenu = self.menuBar().addMenu('&文件')
        openAction = QAction(QIcon.fromTheme('document-open'), '&打开...', self, shortcut=QKeySequence.Open, triggered=self.open)
        fileMenu.addAction(openAction)
        downloadAction = QAction(QIcon.fromTheme('document-open'), '&Youtube下载器', self, triggered=self.popDnld)
        fileMenu.addAction(downloadAction)
        exitAction = QAction(QIcon.fromTheme('application-exit'), '&退出', self, shortcut='Ctrl+Q', triggered=self.close)
        fileMenu.addAction(exitAction)

        playMenu = self.menuBar().addMenu('&功能')
        self.playIcon = self.style().standardIcon(QStyle.SP_MediaPlay)
        self.pauseIcon = self.style().standardIcon(QStyle.SP_MediaPause)
        self.playAction = toolBar.addAction(self.playIcon, '播放')
        self.playAction.triggered.connect(self.mediaPlay)
        self.volumeIcon = self.style().standardIcon(QStyle.SP_MediaVolume)
        self.volumeMuteIcon = self.style().standardIcon(QStyle.SP_MediaVolumeMuted)
        self.volumeAction = toolBar.addAction(self.volumeIcon, '静音')
        self.volumeAction.triggered.connect(self.volumeMute)
        previewAction = QAction(QIcon.fromTheme('document-open'), '&设置预览字幕', self, triggered=self.popPreview)
        playMenu.addAction(previewAction)

        decodeMenu = self.menuBar().addMenu('&输出')
        decodeAction = QAction(QIcon.fromTheme('document-open'), '&输出字幕及视频', self, triggered=self.decode)
        decodeMenu.addAction(decodeAction)

        self.volSlider = Slider()
        self.volSlider.setOrientation(Qt.Horizontal)
        self.volSlider.setMinimum(0)
        self.volSlider.setMaximum(100)
        self.volSlider.setFixedWidth(120)
        self.volSlider.setValue(self.player.volume())
        self.volSlider.setToolTip(str(self.volSlider.value()))
        self.volSlider.pointClicked.connect(self.setVolume)
        toolBar.addWidget(self.volSlider)

        self.videoPositionEdit = LineEdit('00:00')
        self.videoPositionEdit.setAlignment(Qt.AlignRight)
        self.videoPositionEdit.setFixedWidth(75)
        self.videoPositionEdit.setFont(QFont('Timers', 14))
        self.videoPositionEdit.clicked.connect(self.mediaPauseOnly)
        self.videoPositionEdit.editingFinished.connect(self.mediaPlayOnly)
        self.videoPositionLabel = QLabel(' / 00:00  ')
        self.videoPositionLabel.setFont(QFont('Timers', 14))
        toolBar.addWidget(QLabel('    '))
        toolBar.addWidget(self.videoPositionEdit)
        toolBar.addWidget(self.videoPositionLabel)

        self.timer = QTimer()
        self.timer.setInterval(100)
        self.videoSlider = Slider()
        self.videoSlider.setEnabled(False)
        self.videoSlider.setOrientation(Qt.Horizontal)
        self.videoSlider.setMinimum(0)
        self.videoSlider.setMaximum(1000)
        self.videoSlider.setFixedWidth(1000)
        self.videoSlider.sliderMoved.connect(self.timeStop)
        self.videoSlider.sliderReleased.connect(self.timeStart)
        self.videoSlider.pointClicked.connect(self.videoSliderClick)
        toolBar.addWidget(self.videoSlider)

        toolBar.addWidget(QLabel('   '))
        self.globalIntervalComBox = QComboBox()
        self.globalIntervalComBox.addItems(['间隔 100ms', '间隔 200ms', '间隔 500ms', '间隔 1s'])
        self.globalIntervalComBox.setCurrentIndex(1)
        self.globalIntervalComBox.currentIndexChanged.connect(self.setGlobalInterval)
        toolBar.addWidget(self.globalIntervalComBox)
        toolBar.addWidget(QLabel('  '))
        self.subEditComBox = QComboBox()
        self.refreshComboBox()
        toolBar.addWidget(self.subEditComBox)
        toolBar.addWidget(QLabel('  '))
        moveForward = QPushButton('- 1')
        moveForward.setFixedWidth(50)
        toolBar.addWidget(moveForward)
        toolBar.addWidget(QLabel('  '))
        moveAfterward = QPushButton('+ 1')
        moveAfterward.setFixedWidth(50)
        toolBar.addWidget(moveAfterward)
        toolBar.addWidget(QLabel('  '))
        clearSub = QPushButton('清空')
        clearSub.setFixedWidth(50)
        toolBar.addWidget(clearSub)
        toolBar.addWidget(QLabel('  '))
        outputSub = QPushButton('裁剪')
        outputSub.setFixedWidth(50)
        toolBar.addWidget(outputSub)
        moveForward.clicked.connect(self.moveForward)
        moveAfterward.clicked.connect(self.moveAfterward)
        clearSub.clicked.connect(self.clearSub)
        outputSub.clicked.connect(self.exportSubWindow)

    def setGlobalInterval(self, index):
        if not self.playStatus:
            self.mediaPlay()
        self.globalInterval = {0: 100, 1: 200, 2: 500, 3: 1000}[index]
        self.initSubtitle()
        self.initProcess.show()
        self.subtitle.cellChanged.disconnect(self.subEdit)
        for index, subData in self.subtitleDict.items():
            for start, rowData in subData.items():
                startRow = start // self.globalInterval
                deltaRow = rowData[0] // self.globalInterval
                if deltaRow:
                    endRow = startRow + deltaRow
                    for row in range(startRow, endRow):
                        self.subtitle.setItem(row, index, QTableWidgetItem(rowData[1]))
                        if row >= 0:
                            self.subtitle.item(row, index).setBackground(QBrush(QColor('#35545d')))
                    self.subtitle.setSpan(startRow, index, endRow - startRow, 1)
        self.subtitle.cellChanged.connect(self.subEdit)
        self.initProcess.hide()

    def moveForward(self):
        self.initProcess.show()
        self.subtitle.cellChanged.disconnect(self.subEdit)
        index = self.subEditComBox.currentIndex()
        for y in range(self.subtitle.rowCount()):
            self.subtitle.setSpan(y, index, 1, 1)
            self.subtitle.setItem(y, index, QTableWidgetItem(''))
            self.subtitle.item(y, index).setBackground(QBrush(QColor('#232629')))
        tmpDict = self.subtitleDict[index]
        self.subtitleDict[index] = {}
        for start, rowData in tmpDict.items():
            self.subtitleDict[index][start - self.globalInterval] = rowData
        for start, rowData in self.subtitleDict[index].items():
            startRow = start // self.globalInterval
            endRow = startRow + rowData[0] // self.globalInterval
            for row in range(startRow, endRow):
                self.subtitle.setItem(row, index, QTableWidgetItem(rowData[1]))
                self.subtitle.item(row, index).setBackground(QBrush(QColor('#35545d')))
            self.subtitle.setSpan(startRow, index, endRow - startRow, 1)
        self.subtitle.cellChanged.connect(self.subEdit)
        self.initProcess.hide()

    def moveAfterward(self):
        self.initProcess.show()
        self.subtitle.cellChanged.disconnect(self.subEdit)
        index = self.subEditComBox.currentIndex()
        for y in range(self.subtitle.rowCount()):
            self.subtitle.setSpan(y, index, 1, 1)
            self.subtitle.setItem(y, index, QTableWidgetItem(''))
            self.subtitle.item(y, index).setBackground(QBrush(QColor('#232629')))
        tmpDict = self.subtitleDict[index]
        self.subtitleDict[index] = {}
        for start, rowData in tmpDict.items():
            self.subtitleDict[index][start + self.globalInterval] = rowData
        for start, rowData in self.subtitleDict[index].items():
            startRow = start // self.globalInterval
            endRow = startRow + rowData[0] // self.globalInterval
            for row in range(startRow, endRow):
                self.subtitle.setItem(row, index, QTableWidgetItem(rowData[1]))
                self.subtitle.item(row, index).setBackground(QBrush(QColor('#35545d')))
            self.subtitle.setSpan(startRow, index, endRow - startRow, 1)
        self.subtitle.cellChanged.connect(self.subEdit)
        self.initProcess.hide()

    def clearSub(self):
        index = self.subEditComBox.currentIndex()
        reply = QMessageBox.information(self, '清空字幕', '清空第 %s 列字幕条?' % (index + 1), QMessageBox.Yes | QMessageBox.No)
        if reply == QMessageBox.Yes:
            self.initProcess.show()
            self.subtitle.cellChanged.disconnect(self.subEdit)
            self.subtitleDict[index] = {0: [self.globalInterval, '']}
            for i in range(self.subtitle.rowCount()):
                self.subtitle.setSpan(i, index, 1, 1)
                self.subtitle.setItem(i, index, QTableWidgetItem(''))
                self.subtitle.item(i, index).setBackground(QBrush(QColor('#232629')))
                self.subtitle.setHorizontalHeaderItem(index, QTableWidgetItem('%s' % (index + 1)))
            self.subtitle.cellChanged.connect(self.subEdit)
            self.initProcess.hide()

    def exportSubWindow(self, start=0, end=0, index=None):
        self.releaseKeyboard()
        self.exportWindow.hide()
        self.exportWindow.show()
        start = '00:00.0' if not start else self.splitTime(start)
        end = self.splitTime(self.duration) if not end else self.splitTime(end)
        if not index:
            index = self.subEditComBox.currentIndex() + 1
        self.exportWindow.setDefault(start, end, index)

    def exportSubtitle(self, exportArgs):
        start = calSubTime2(exportArgs[0])
        end = calSubTime2(exportArgs[1])
        subStart = calSubTime2(exportArgs[2])
        index = exportArgs[3] - 1
        subData = self.subtitleDict[index]
        rowList = sorted(subData.keys())
        exportRange = []
        for t in rowList:
            if t >= start and t <= end:
                exportRange.append(t)
        subNumber = 1
        with open(exportArgs[-1], 'w', encoding='utf-8') as exportFile:
            for t in exportRange:
                text = subData[t][1]
                if text:
                    start = ms2Time(t + subStart)
                    end = ms2Time(t + subStart + subData[t][0])
                    exportFile.write('%s\n%s --> %s\n%s\n\n' % (subNumber, start, end, text))
                    subNumber += 1
        QMessageBox.information(self, '导出字幕', '导出完成', QMessageBox.Yes)
        self.exportWindow.hide()

    def refreshComboBox(self):
        self.subEditComBox.clear()
        for i in range(self.subtitle.columnCount()):
            self.subEditComBox.addItem('字幕 ' + str(i + 1))

    def open(self):
        self.videoPath = QFileDialog.getOpenFileName(self, "请选择视频文件", None, "MP4格式 (*.mp4);;所有文件(*.*)")[0]
        if self.videoPath:
            cmd = ['utils/ffmpeg.exe', '-i', self.videoPath]
            p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
            p.wait()
            for l in p.stdout.readlines():
                l = l.decode('utf8')
                if 'Duration' in l:
                    self.duration = calSubTime(l.split(' ')[3][:-1])
                if 'Stream' in l and 'DAR' in l:
                    self.videoWidth, self.videoHeight = map(int, l.split(' [')[0].split(' ')[-1].split('x'))
                    args = l.split(',')
                    for cnt, arg in enumerate(args):
                        if 'kb' in arg:
                            self.bitrate = int(arg.split('kb')[0])
                            self.fps = int(args[cnt + 1].split('fps')[0])
                            break
                    break
            self.initProcess.show()
            self.subtitle.cellChanged.disconnect(self.subEdit)
            self.subtitle.setRowCount(self.duration // self.globalInterval + 1)
            self.subtitle.setVerticalHeaderLabels([cnt2Time2(i, self.globalInterval) for i in range(self.subtitle.rowCount())])
            self.subtitle.cellChanged.connect(self.subEdit)
            self.initProcess.hide()
            url = QUrl.fromLocalFile(self.videoPath)
            self.stack.setCurrentIndex(1)
            self.playerWidget.setSize(QSizeF(1280, 720))
            self.player.setMedia(url)
            self.playStatus = True
            self.videoSlider.setEnabled(True)
            self.mediaPlay()
            self.timer.start()
            self.timer.timeout.connect(self.timeOut)
            self.subTimer.start()
            self.subTimer.timeout.connect(self.subTimeOut)

    def popDnld(self):
        self.releaseKeyboard()
        self.dnldWindow.hide()
        self.dnldWindow.show()

    def popPreview(self):
        self.releaseKeyboard()
        self.previewSubtitle.hide()
        self.previewSubtitle.show()

    def decode(self):
        self.releaseKeyboard()
        self.videoDecoder.setDefault(self.videoPath, self.videoWidth, self.videoHeight, self.duration, self.bitrate, self.fps, self.subtitleDict)
        self.videoDecoder.hide()
        self.videoDecoder.show()

    def mediaPlay(self):
        if self.playStatus:
            self.player.play()
            self.grabKeyboard()
            self.timeStart()
            self.playStatus = False
            self.playAction.setIcon(self.pauseIcon)
            self.playAction.setText('暂停')
        else:
            self.player.pause()
            self.timeStop()
            self.playStatus = True
            self.playAction.setIcon(self.playIcon)
            self.playAction.setText('播放')

    def mediaPlayOnly(self):
        self.grabKeyboard()
        try:
            timeText = self.videoPositionEdit.text().split(':')
            m, s = timeText[:2]
            if not m:
                m = '00'
            if not s:
                s = '00'
            if len(m) > 3:
                m = m[:3]
            if len(s) > 2:
                s = s[:2]
            if m.isdigit():
                m = int(m)
            if s.isdigit():
                s = int(s)
            if s > 60:
                s = 60
            total_m = self.player.duration() // 60000
            if m > total_m:
                m = total_m
            self.player.setPosition(m * 60000 + s * 1000)
            self.videoSlider.setValue(self.player.position() * 1000 / self.player.duration())
        except:
            pass
        self.videoPositionEdit.setReadOnly(True)
        self.timeStart()

    def mediaPauseOnly(self):
        self.releaseKeyboard()
        self.videoPositionEdit.setReadOnly(False)
        self.player.pause()
        self.timeStop()
        self.playStatus = True
        self.playAction.setIcon(self.playIcon)
        self.playAction.setText('播放')

    def splitTime(self, playTime):
        playTime = playTime // 1000
        m = str(playTime // 60)
        s = playTime % 60
        s = ('0%s' % s)[-2:]
        if len(m) > 2:
            t = '%3s:%2s' % (m, s)
        else:
            t = '%2s:%2s' % (m, s)
        return t

    def timeOut(self):
        row = self.player.position() // self.globalInterval
        self.subtitle.selectRow(row)
        self.subtitle.verticalScrollBar().setValue(row - 10)
        if self.dnldWindow.isHidden() or self.exportWindow.isHidden() or self.videoDecoder.isHidden():
            self.grabKeyboard()
        try:
            self.videoSlider.setValue(self.player.position() * 1000 / self.player.duration())
            self.setTimeLabel()
        except:
            pass

    def timeStop(self):
        self.timer.stop()

    def timeStart(self):
        self.timer.start()

    def videoSliderClick(self, p):
        self.videoSlider.setValue(p.x())
        self.player.setPosition(p.x() * self.player.duration() // 1000)
        self.setTimeLabel()

    def setVolume(self, p):
        self.volumeValue = p.x()
        if self.volumeValue > 100:
            self.volumeValue = 100
        if self.volumeValue < 0:
            self.volumeValue = 0
        self.volSlider.setValue(self.volumeValue)
        self.player.setVolume(self.volumeValue)
        self.volSlider.setToolTip(str(self.volSlider.value()))
        if self.volumeValue:
            self.volumeStatus = True
            self.volumeAction.setIcon(self.volumeIcon)
        else:
            self.volumeStatus = False
            self.volumeAction.setIcon(self.volumeMuteIcon)

    def volumeMute(self):
        if self.volumeStatus:
            self.volumeStatus = False
            self.old_volumeValue = self.player.volume()
            self.player.setVolume(0)
            self.volSlider.setValue(0)
            self.volumeAction.setIcon(self.volumeMuteIcon)
        else:
            self.volumeStatus = True
            self.player.setVolume(self.old_volumeValue)
            self.volSlider.setValue(self.old_volumeValue)
            self.volumeAction.setIcon(self.volumeIcon)

    def setTimeLabel(self):
        now = self.player.position()
        total = self.player.duration()
        now = self.splitTime(now)
        total = self.splitTime(total)
        self.videoPositionEdit.setText(now)
        self.videoPositionLabel.setText(' / %s  ' % total)

    def eventFilter(self, obj, event):
        if obj == self.view:
            if event.type() == QEvent.MouseButtonPress:
                self.mediaPlay()
        return QMainWindow.eventFilter(self, obj, event)

    def keyPressEvent(self, QKeyEvent):
        key = QKeyEvent.key()
        if key == Qt.Key_Left:
            if self.videoSlider.isEnabled():
                self.player.setPosition(self.player.position() - 5000)
                self.videoSlider.setValue(self.player.position() * 1000 / self.player.duration())
                self.setTimeLabel()
        elif key == Qt.Key_Right:
            if self.videoSlider.isEnabled():
                self.player.setPosition(self.player.position() + 5000)
                self.videoSlider.setValue(self.player.position() * 1000 / self.player.duration())
                self.setTimeLabel()
        elif key == Qt.Key_Up:
            self.volumeValue += 10
            if self.volumeValue > 100:
                self.volumeValue = 100
            self.volSlider.setValue(self.volumeValue)
            self.player.setVolume(self.volumeValue)
        elif key == Qt.Key_Down:
            self.volumeValue -= 10
            if self.volumeValue < 0:
                self.volumeValue = 0
            self.volSlider.setValue(self.volumeValue)
            self.player.setVolume(self.volumeValue)
        elif key == Qt.Key_Space:
            self.mediaPlay()
Пример #28
0
class MainWindow(QMainWindow):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)
        self.ui.pblecture.clicked.connect(self.lectureClicked)
        self.ui.pbpause.clicked.connect(self.pauseClicked)
        self.ui.pbstop.clicked.connect(self.stopClicked)
        self.ui.pbmoins.clicked.connect(self.supprMedia)
        self.ui.pbplus.clicked.connect(self.ajouterMedia)
        self.ui.pbprecedent.clicked.connect(self.precedentClicked)
        self.ui.pbsuivant.clicked.connect(self.suivantClicked)
        self.mediaPlayer = QMediaPlayer()  #creation de la variable mediaPlayer
        self.mediaPlayer.setVideoOutput(
            self.ui.ecran)  #on projette la var mediaPlayer sur ecran.
        self.ui.dialVolume.valueChanged.connect(self.volumeChanged)
        self.mediaPlayer.durationChanged.connect(self.mediaDurationChanged)
        self.mediaPlayer.positionChanged.connect(self.mediaPositionChanged)
        self.ui.listWidget.itemDoubleClicked.connect(self.mediaSelected)

        # Commande qui permet de lancer le film (depuis le début)
        mediaContent = QMediaContent(QUrl.fromLocalFile("big_buck_bunny.avi"))
        self.mediaPlayer.setMedia(mediaContent)

    #def slideChanged(self):
    #    self.mediaPlayer.position()
    #    self.ui.timeline.setValue()
    def ajouterMedia(self):
        nomMedia = QFileDialog.getOpenFileName(
            self, "ChoixFilm", "c:/Users/AELION/PycharmProjects/lect_video",
            "(*.avi *.mp4)")
        fInfo = QFileInfo(nomMedia[0])
        fShortName = fInfo.baseName()
        item = QListWidgetItem(fShortName)
        item.setToolTip(nomMedia[0])
        self.ui.listWidget.addItem(item)

    def suivantClicked(self):
        currentItemRow = self.ui.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listWidget.count()
        self.ui.listWidget.setCurrentRow((currentItemRow + 1) % totalItems)
        self.mediaSelected()

    def precedentClicked(self):
        currentItemRow = self.ui.listWidget.currentRow()
        if currentItemRow == -1:
            return
        totalItems = self.ui.listWidget.count()
        self.ui.listWidget.setCurrentRow((currentItemRow - 1) % totalItems)
        self.mediaSelected()

    def supprMedia(self):
        rowItem = self.ui.listWidget.currentRow()
        if rowItem != -1:  #au cas ou on appuie sur Supp et qu'il n'y a pas d'objet
            self.ui.listWidget.takeItem(rowItem)

    def mediaSelected(self):
        currentItem = self.ui.listWidget.currentItem()
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        self.mediaPlayer.setMedia(mediaContent)
        self.lectureClicked()

    def mediaDurationChanged(self):
        self.ui.debut.setText("00:00:00")
        mediaDuration = self.mediaPlayer.duration(
        )  #recoit le temps total en Millisec
        self.ui.timeline.setRange(
            0, mediaDuration
        )  #découpe le timeline proportionnelement au temps en millisec
        totalTimeMedia = QTime(0, 0, 0)
        totalTimeMedia = totalTimeMedia.addMSecs(
            mediaDuration)  #convertit le temps total en h:m:s
        self.ui.fin.setText(totalTimeMedia.toString("HH:mm:ss"))

    def mediaPositionChanged(self):
        mediaPosition = self.mediaPlayer.position()
        self.ui.timeline.setValue(mediaPosition)
        currentTimeMedia = QTime(
            0,
            0,
            0,
        )
        currentTimeMedia = currentTimeMedia.addMSecs(mediaPosition)
        self.ui.debut.setText(currentTimeMedia.toString("HH:mm:ss"))

    def volumeChanged(self):
        self.mediaPlayer.setVolume(self.ui.dialVolume.value())
        self.ui.labelVol.setText(str(self.ui.dialVolume.value()) + "%")

    def lectureClicked(self):
        print("Lecture!!")
        self.mediaPlayer.play()

    def pauseClicked(self):
        print("Pause !!")
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        elif self.mediaPlayer.state() == QMediaPlayer.PlayingState:
            self.mediaPlayer.pause()

    def stopClicked(self):
        print("Stop!!")
        self.mediaPlayer.stop()
Пример #29
0
class MainWindow(QMainWindow, Ui_MainWindow):
    def __init__(self):
        QMainWindow.__init__(self)
        Ui_MainWindow.__init__(self)
        self.setupUi(self)
        self.videoWidget = QVideoWidget()
        self.mediaPlayer = QMediaPlayer()
        self.mediaPlaylist = QMediaPlaylist()
        # Add the video file path
        self.mediaPlaylist.addMedia(QUrl.fromLocalFile(os.path.abspath("./sample_data/sampleVideo.mp4")))
        # Set the video to played in a loop once it ends.
        self.mediaPlaylist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop)
        # Set the QMediaPlaylist for the QMediaPlayer.
        self.mediaPlayer.setPlaylist(self.mediaPlaylist)
        # Add the QVideoWidget in the GridLayout.
        self.playerLayout.addWidget(self.videoWidget)
        # Set the video output from the QMediaPlayer to the QVideoWidget.
        self.mediaPlayer.setVideoOutput(self.videoWidget)
        # Set the QPushButtons to play, pause and stop the video in the QVideoWidget.
        self.playButton.clicked.connect(self.play_video)
        self.pauseButton.clicked.connect(self.pause_video)
        self.stopButton.clicked.connect(self.stop_video)
        # Set the total range for the QSlider.
        self.mediaPlayer.durationChanged.connect(self.change_duration)
        # Set the current value for the QSlider.
        self.mediaPlayer.positionChanged.connect(self.change_position)
        # Set the video position in QMediaPlayer based on the QSlider position.
        self.horizontalSlider.sliderMoved.connect(self.video_position)

    def play_video(self):
        """
        Handles the clicked signal generated by playButton and plays the video in the mediaPlayer.
        """
        self.mediaPlayer.play()

    def pause_video(self):
        """
        Handles the clicked signal generated by playButton and pauses video in the mediaPlayer.
        """
        self.mediaPlayer.pause()

    def stop_video(self):
        """
        Handles the clicked signal generated by playButton and stops the video in the mediaPlayer.
        """
        self.mediaPlayer.stop()

    def change_position(self, position):
        """
        Handles the positionChanged signal generated by the mediaPlayer.
        Sets the current value of the QSlider to the current position of the video in the QMediaPlayer.
        :param position: current position of the video in the QMediaPlayer.
        """
        self.horizontalSlider.setValue(position)

    def change_duration(self, duration):
        """
        Handles the durationChanged signal generated by the mediaPlayer.
        Sets the range of the QSlider.
        :param duration: Total duration of the video in the QMediaPlayer.
        """
        self.horizontalSlider.setRange(0, duration)

    def video_position(self, position):
        """
        Handles the sliderMoved signal generated by the horizontalSlider.
        Changes the position of the video in the QMediaPlayer on changing the value of the QSlider.
        :param position: Current position value of the QSlider.
        :return:
        """
        self.mediaPlayer.setPosition(position)
Пример #30
0
class MainWindow(QMainWindow):
    def __init__(self, parent=None):
        super(MainWindow, self).__init__(parent)
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)
        self.ui.PLAY_Button.clicked.connect(self.PLAY)
        self.ui.PAUSE_Button.clicked.connect(self.PAUSE)
        self.ui.STOP_Button.clicked.connect(self.STOP)
        self.ui.PREV_Button.clicked.connect(self.PREV)
        self.ui.NEXT_Button.clicked.connect(self.NEXT)
        self.ui.next_file_button.clicked.connect(self.nextFile)
        self.ui.del_file_button.clicked.connect(self.delFile)
        self.ui.dial_volumen.setMinimum(0)
        self.ui.dial_volumen.setMaximum(100)
        self.ui.dial_volumen.setValue(3)
        self.ui.volumen_level.setText(str(self.ui.dial_volumen.value()) + '%')

        self.ui.sliderTime.setMinimum(0)
        self.ui.sliderTime.setMaximum(3600)
        self.ui.sliderTime.setValue(0)
        self.ui.timePlayed.setText(str(self.ui.sliderTime.value()) + 's')

        self.mediaPlayer = QMediaPlayer()
        self.mediaPlayer.setVideoOutput(self.ui.wVideo)
        #mediaContent = QMediaContent(QUrl.fromLocalFile('big_buck_bunny.avi'))
        #self.mediaPlayer.setMedia(mediaContent)
        #Dialog
        self.ui.dial_volumen.valueChanged.connect(self.changeVolDial)
        self.mediaPlayer.positionChanged.connect(self.updateTime)
        self.ui.sliderTime.valueChanged.connect(self.changeTime)
        self.ui.file_list.itemDoubleClicked.connect(self.loadfile)

    def changeVolDial(self):
        print('VOLUMEN CHANGED')
        self.ui.volumen_level.setText(str(self.ui.dial_volumen.value()) + '%')
        self.mediaPlayer.setVolume(self.ui.dial_volumen.value())

    def updateTime(self):
        self.ui.sliderTime.valueChanged.disconnect(self.changeTime)
        localTime = QTime(0, 0, 0)
        currentTime = localTime.addMSecs(self.mediaPlayer.position())
        #print(self.mediaPlayer.position()-self.mediaPlayer.duration())
        timeLeft = localTime.addMSecs(self.mediaPlayer.duration() -
                                      self.mediaPlayer.position())
        #h, res = divmod(t, 3600)
        #m, s = divmod(res, 60)
        #time_str = f'{int(h):02}:{int(m):02}:{int(s):02}'
        self.ui.timePlayed.setText(currentTime.toString("HH:mm:ss"))
        self.ui.timeTotal.setText('-' + timeLeft.toString("HH:mm:ss"))
        self.ui.sliderTime.setValue(self.mediaPlayer.position())
        self.ui.sliderTime.valueChanged.connect(self.changeTime)

    def loadfile(self):
        #rowItem=self.ui.file_list.currentRow()
        currentItem = self.ui.file_list.currentItem()
        print(self.ui.file_list.currentItem().text())
        #mediaContent=QMediaContent(QUrl.fromLocalFile(currentItem.toolTip()))
        mediaContent = QMediaContent(QUrl.fromLocalFile(currentItem.text()))
        #mediaContent = QMediaContent(QUrl.fromLocalFile('big_buck_bunny.avi'))
        self.mediaPlayer.setMedia(mediaContent)
        self.PLAY()
        #print(self.ui.file_list.takeItem(0))

    def changeTime(self):
        self.mediaPlayer.positionChanged.disconnect(self.updateTime)
        print('Time CHANGED')
        self.mediaPlayer.setPosition(self.ui.sliderTime.value())
        localTime = QTime(0, 0, 0)
        currentTime = localTime.addMSecs(self.mediaPlayer.position())
        self.ui.timePlayed.setText(currentTime.toString("HH:mm:ss"))
        self.mediaPlayer.positionChanged.connect(self.updateTime)

    def delFile(self):
        print('delFile PRESSED')
        rowItem = self.ui.file_list.currentRow()
        if rowItem != -1:
            self.ui.file_list.takeItem(rowItem)

    def nextFile(self):
        print('nextFile PRESSED')
        filename = QFileDialog.getOpenFileName(self, "Choix Film")
        item = QListWidgetItem(filename[0])
        self.ui.file_list.addItem(item)

    def PLAY(self):
        print('PLAY PRESSED')
        self.mediaPlayer.setVolume(self.ui.dial_volumen.value())
        self.mediaPlayer.play()
        localTime = QTime(0, 0, 0)
        totalTime = localTime.addMSecs(self.mediaPlayer.duration())
        self.ui.sliderTime.setMaximum(self.mediaPlayer.duration())
        self.ui.timeTotal.setText(totalTime.toString("HH:mm:ss"))

    def PAUSE(self):
        print('PAUSE PRESSED')
        if self.mediaPlayer.state() == QMediaPlayer.PausedState:
            self.mediaPlayer.play()
        else:
            self.mediaPlayer.pause()

    def PREV(self):
        print('PREV PRESSED')
        rowItem = self.ui.file_list.currentRow()
        if rowItem == -1:
            return
        else:
            self.ui.file_list.setCurrentRow((rowItem - 1))
            filename = self.ui.file_list.currentItem().text()
            print('Loading ' + filename)
            mediaContent = QMediaContent(QUrl.fromLocalFile(filename))
            self.mediaPlayer.setMedia(mediaContent)
            self.PLAY()

    def NEXT(self):
        print('NEXT PRESSED')
        totalItems = self.ui.file_list.count()
        rowItem = self.ui.file_list.currentRow()

        if rowItem + 1 > totalItems:
            return
        else:
            self.ui.file_list.setCurrentRow((rowItem + 1))
            filename = self.ui.file_list.currentItem().text()
            print('Loading ' + filename)
            mediaContent = QMediaContent(QUrl.fromLocalFile(filename))
            self.mediaPlayer.setMedia(mediaContent)
            self.PLAY()

    def STOP(self):
        print('STOP PRESSED')
        self.mediaPlayer.stop()

    def get_str_time(t):
        h, res = divmod(t, 3600)
        m, s = divmod(res, 60)
        return f'{int(h):02}:{int(m):02}:{int(s):02}'