def initAudioInput(self, filepath):
self.recorder = QAudioRecorder()
self.settings = QAudioEncoderSettings()
self.settings.setCodec("audio/vorbis")
self.recorder.setContainerFormat("ogg")
#self.settings.setQuality(QtMultimedia.HighQuality)
self.recorder.setEncodingSettings(self.settings)
url = QtCore.QUrl.fromLocalFile(
QtCore.QFileInfo(filepath).absoluteFilePath())
self.recorder.setOutputLocation(url)
def __init__(self, output_path: str, parent: QWidget):
super().__init__(output_path)
from PyQt5.QtMultimedia import QAudioRecorder
self._recorder = QAudioRecorder(parent)
audio = self._recorder.audioSettings()
audio.setSampleRate(44100)
audio.setChannelCount(1)
self._recorder.setEncodingSettings(
audio,
self._recorder.videoSettings(),
"audio/x-wav",
)
self._recorder.setOutputLocation(QUrl.fromLocalFile(self.output_path))
self._recorder.setMuted(True)
def __init__(self, parent=None):
super(Tuner, self).__init__(parent)
# 从文件中加载UI定义
# self.ui = loadUi('Tuner.ui') #pyqt5
self.ui = Ui_MainWindow() # 创建UI对象
self.ui.setupUi(self) # 构造UI界面
# # 播放标准音
self.mediaPlayer = QMediaPlayer(self)
self.ui.c1.clicked.connect(self.playaudioc)
self.ui.d1.clicked.connect(self.playaudiod)
self.ui.e1.clicked.connect(self.playaudioe)
self.ui.f1.clicked.connect(self.playaudiof)
self.ui.g1.clicked.connect(self.playaudiog)
self.ui.a1.clicked.connect(self.playaudioa)
self.ui.b1.clicked.connect(self.playaudiob)
# 录音
self.fileName = ""
self.recorder = QAudioRecorder(self)
self.recorder.stateChanged.connect(self.do_stateChanged)
self.recorder.durationChanged.connect(self.do_durationChanged)
self.probe = QAudioProbe(self) # 探测器
self.probe.setSource(self.recorder)
# self.probe.audioBufferProbed.connect(self.do_processBuffer)
if self.recorder.defaultAudioInput() == "": # str类型
return # 无音频录入设备
for device in self.recorder.audioInputs():
self.ui.comboDevices.addItem(device) # 音频录入设备列表
for codecName in self.recorder.supportedAudioCodecs():
self.ui.comboCodec.addItem(codecName) # 支持的音频编码
sampleList, isContinuous = self.recorder.supportedAudioSampleRates()
# isContinuous 是否支持连续的采样率，与C++不一样
for i in range(len(sampleList)):
self.ui.comboSampleRate.addItem("%d" % sampleList[i]) # 支持的采样率
## channels
self.ui.comboChannels.addItem("1")
self.ui.comboChannels.addItem("2")
self.ui.comboChannels.addItem("4")
def init_ui(self) -> None:
self.setWindowTitle('Settings')
self.setMinimumWidth(300)
export_mode_label = QLabel('Export Mode:')
self.layout.addWidget(export_mode_label, 0, 0, 1, 1)
self.widgets.export_mode_selector = QComboBox()
self.widgets.export_mode_selector.addItems(
[output_mode for output_mode in OUTPUT_MODE_NAMES.values()])
self.widgets.export_mode_selector.setCurrentIndex(
self.converter.settings.output_format.value)
self.layout.addWidget(self.widgets.export_mode_selector, 0, 1, 1, 7)
audio_device_label = QLabel('Audio Device')
self.layout.addWidget(audio_device_label, 1, 0, 1, 1)
self.widgets.audio_device_selector = QComboBox()
self.widgets.audio_device_selector.addItems(
QAudioRecorder().audioInputs())
self.widgets.audio_device_selector.setCurrentText(
self.converter.settings.microphone)
self.layout.addWidget(self.widgets.audio_device_selector, 1, 1, 1, 7)
sound_quality_label = QLabel('Sound Quality:')
self.layout.addWidget(sound_quality_label, 2, 0, 1, 1)
self.widgets.sound_quality_selector = QComboBox()
self.widgets.sound_quality_selector.addItems(
[k for k in AUDIO_QUALITY.keys()])
self.widgets.sound_quality_selector.setCurrentText(
AUDIO_QUALITY_REV[self.converter.settings.audio_quality])
self.layout.addWidget(self.widgets.sound_quality_selector, 2, 1, 1, 7)
project_root_label = QLabel('Projects Directory:')
self.layout.addWidget(project_root_label, 3, 0, 1, 1)
self.widgets.project_root_selector = QLineEdit()
self.widgets.project_root_selector.setText(
self.converter.settings.project_root_dir)
self.layout.addWidget(self.widgets.project_root_selector, 3, 1, 1, 7)
ffmpeg_instructions = QLabel(
'Hermes is only equipped to deal with WAV audio files by default.\n'
'If you need to work with other formats, install the FFMPEG plugin.'
)
self.layout.addWidget(ffmpeg_instructions, 4, 0, 1, 8)
ffmpeg_label = QLabel('FFMPEG Plugin:')
self.layout.addWidget(ffmpeg_label, 5, 0, 1, 1)
ffmpeg_button = QPushButton('Download && Install')
ffmpeg_button.clicked.connect(self.on_click_ffmpeg)
self.layout.addWidget(ffmpeg_button, 5, 1, 1, 7)
save_button = QPushButton('Save')
save_button.clicked.connect(self.on_click_save)
save_button.setDefault(True)
self.layout.addWidget(save_button, 6, 7, 1, 1)
cancel_button = QPushButton('Cancel')
cancel_button.clicked.connect(self.on_click_cancel)
self.layout.addWidget(cancel_button, 6, 6, 1, 1)
self.setLayout(self.layout)
def __init__(self, parent=None):
super().__init__(parent)
self.ui = Ui_Form()
self.ui.setupUi(self)
self.recorder = QAudioRecorder(self)
self.recorder.stateChanged.connect(self.do_stateChanged)
self.recorder.durationChanged.connect(self.do_durationChanged)
self.probe = QAudioProbe(self)
self.probe.setSource(self.recorder)
self.probe.audioBufferProbed.connect(self.do_processBuffer)
if self.recorder.defaultAudioInput() == "": # str类型
return # 无音频录入设备
for device in self.recorder.audioInputs():
self.ui.comboDevices.addItem(device) # 音频录入设备列表
for codecName in self.recorder.supportedAudioCodecs():
self.ui.comboCodec.addItem(codecName) # 支持的音频编码
sampleList, isContinuous = self.recorder.supportedAudioSampleRates()
# isContinuous 是否支持连续的采样率，与C++不一样
for i in range(len(sampleList)):
self.ui.comboSampleRate.addItem("%d" % sampleList[i]) # 支持的采样率
# channels
self.ui.comboChannels.addItem("1")
self.ui.comboChannels.addItem("2")
self.ui.comboChannels.addItem("4")
# quality
self.ui.sliderQuality.setRange(0, QMultimedia.VeryHighQuality)
self.ui.sliderQuality.setValue(QMultimedia.NormalQuality)
# bitrates
self.ui.comboBitrate.addItem("32000")
self.ui.comboBitrate.addItem("64000")
self.ui.comboBitrate.addItem("96000")
self.ui.comboBitrate.addItem("128000")
self.__addToolbar()
def record(self, filename):
url = QtCore.QUrl.fromLocalFile(
QtCore.QFileInfo(filename).absoluteFilePath())
#content = QMediaObject(url)
#self.recorder = QAudioRecorder()
#source = QAudioInput()
#source = QMediaObject()
self.recorder = QAudioRecorder()
settings = QAudioEncoderSettings()
settings.setChannelCount(1)
settings.setSampleRate(44100)
settings.setBitRate(32)
settings.setCodec("audio/vorbis")
#settings.setEncodingMode(QtMultimedia.ConstantQualityEnconding)
self.recorder.setContainerFormat("ogg")
self.recorder.setEncodingSettings(settings)
self.recorder.setOutputLocation(url)
def __init__(self):
super(App, self).__init__()
self.loginButton.clicked.connect(self.showLoginDialog)
self.client_thread.text_signal.connect(self.showText) # 显示文本消息
self.client_thread.usr_signal.connect(self.showUserList) # 更新在线用户
self.client_thread.file_signal.connect(self.showFile) # 显示文件消息
self.emojis.emoji_signal.connect(self.addEmoji)
# 通过QListWidget的当前item变化来切换QStackedWidget中的序号
self.userListWidget.currentRowChanged.connect(self.dialogChanged)
self.usrList = [] # 保存上一次的在线用户列表
self.groupList = [] # 群组列表
self.md5 = hashlib.md5() # 用于加密密码
# 录音机
self.recorder = QAudioRecorder(self)
settings = QAudioEncoderSettings()
settings.setChannelCount(2)
settings.setSampleRate(16000)
self.recorder.setEncodingSettings(settings)
def initAudioListWidget(self, dbAdapter, deckpath, current_rowid):
self.audioItemsDict = []
self.dbAdapter = dbAdapter
self.deckpath = deckpath
self.current_rowid = current_rowid
self.audioPlayer = QMediaPlayer()
self.audioPlayer.mediaStatusChanged.connect(self.mediaStatusChanged)
os_name = platform.uname()[0]
if os_name == "Windows" or os_name == "Darwin":
self.audioRecorder = QAudioRecorder()
else:
from modules.deck.gstAudioRecorder import GstAudioRecorder
self.audioRecorder = GstAudioRecorder()
settings = QAudioEncoderSettings()
audioformat = self.config.readVar('vocable', 'audioformat')
if audioformat == 'ogg':
settings.setCodec("audio/vorbis")
self.audioRecorder.setContainerFormat("ogg")
elif audioformat == 'mp3':
settings.setCodec("audio/mpeg")
self.audioRecorder.setContainerFormat("mp3")
elif audioformat == 'amr':
settings.setCodec("audio/amr")
else:
settings.setCodec("audio/PCM")
self.audioRecorder.setContainerFormat("wav")
self.audioRecorder.setEncodingSettings(settings)
self.setColumnCount(6)
self.setHorizontalHeaderLabels(
["description", "", "", "", "", "filename"])
self.setRowCount(0)
self.itemChanged.connect(self.onItemChanged)
class App(MainWidget):
client = Client('localhost', 5000)
client_thread = ClientThread(client) # 后台线程
def __init__(self):
super(App, self).__init__()
self.loginButton.clicked.connect(self.showLoginDialog)
self.client_thread.text_signal.connect(self.showText) # 显示文本消息
self.client_thread.usr_signal.connect(self.showUserList) # 更新在线用户
self.client_thread.file_signal.connect(self.showFile) # 显示文件消息
self.emojis.emoji_signal.connect(self.addEmoji)
# 通过QListWidget的当前item变化来切换QStackedWidget中的序号
self.userListWidget.currentRowChanged.connect(self.dialogChanged)
self.usrList = [] # 保存上一次的在线用户列表
self.groupList = [] # 群组列表
self.md5 = hashlib.md5() # 用于加密密码
# 录音机
self.recorder = QAudioRecorder(self)
settings = QAudioEncoderSettings()
settings.setChannelCount(2)
settings.setSampleRate(16000)
self.recorder.setEncodingSettings(settings)
# 处理对话用户改变
def dialogChanged(self, i):
# 通过QListWidget的当前item变化来切换QStackedWidget中的序号
self.stackedWidget.setCurrentIndex(i)
# enable当前chatWidget的所有按钮
self.stackedWidget.currentWidget().emojiButton.setEnabled(True)
self.stackedWidget.currentWidget().sendButton.setEnabled(True)
self.stackedWidget.currentWidget().fileButton.setEnabled(True)
self.stackedWidget.currentWidget().voiceButton.setEnabled(True)
try:
# 设置图标
self.userListWidget.currentItem().setIcon(
qta.icon('fa.check-circle', color='lightgreen'))
except:
pass
# 显示登陆对话框
def showLoginDialog(self):
# 登录对话框
self.d = LoginDialog()
self.dialog = QDialog()
self.d.setupUi(self.dialog)
self.dialog.setWindowFlag(QtCore.Qt.FramelessWindowHint)
self.dialog.show()
# 点击确认就调用login()进行登录操作
self.d.buttonBox.accepted.connect(self.login)
# 登录的相关操作
def login(self):
passwd = self.d.lineEdit_2.text()
if len(passwd) == 0:
print('密码不能为空！')
QMessageBox.critical(self, "错误", "密码不能为空！", QMessageBox.Ok)
return
try:
self.client.connect()
except:
print('连接服务器失败！')
QMessageBox.critical(self, "错误", "连接服务器失败！", QMessageBox.Ok)
return
self.client_thread.start() # 启动线程
self.name = self.d.lineEdit.text() # 用户名
self.client.name = self.name
# md5加密密码
self.md5.update(passwd.encode('utf-8'))
hashed_passwd = self.md5.hexdigest()
data = {'name': self.name, 'passwd': hashed_passwd}
self.nameLabel.setText('<u>' + self.name)
self.client.add_msg(msgtype.LOGIN, '', data) # 登录信息发给服务器验证
self.stackedWidget.removeWidget(
self.stackedWidget.findChild(ChatWidget,
name='unlogin')) # 移除未登录显示的界面
# 关闭登录按钮
self.loginButton.close()
# 为用户建立文件夹
if not os.path.exists('./temp/%s' % self.client.name):
os.makedirs('./temp/%s' % self.client.name)
# 发送文字消息
def sendText(self):
text = self.stackedWidget.currentWidget().msgEdit.toPlainText()
if not len(text):
return # 长度为零，不发送
try:
to = self.userListWidget.selectedItems()[0].text()
except: # 出现异常是因为没有选择对话用户
return
if to != self.name:
data = {'to': to, 'text': text}
self.client.add_msg(msgtype.TEXT, '', data)
self.stackedWidget.currentWidget().msgEdit.clear() # 清空输入框
# 显示在聊天记录中
item = QListWidgetItem()
item.setText(text)
item.setBackground(QColor('#F19483'))
item.setTextAlignment(Qt.AlignRight)
self.stackedWidget.currentWidget().msgList.addItem(item)
# 显示收到的文字消息
def showText(self, msg):
from_user = msg['from']
text = msg['text']
item = QListWidgetItem()
if from_user in self.usrList: # 一对一
item.setText(text)
elif from_user in self.groupList: # 群聊
user = msg['user'] # 发言用户
if user == self.name:
return
item.setText('<%s>' % user + text)
item.setTextAlignment(Qt.AlignLeft)
item.setBackground(QColor('#F7D420'))
chat = self.stackedWidget.findChild(
ChatWidget, name=from_user) # 找到对应的chatWidget插入新的消息
chat.msgList.addItem(item)
chat.msgList.setCurrentRow(chat.msgList.count() - 1)
if from_user in self.usrList:
if self.stackedWidget.currentIndex(
) != self.usrList.index(from_user) + len(self.groupList):
# 如果当前没有和该用户对话，就显示未读图标，并弹出通知
user = self.userListWidget.item(
self.usrList.index(from_user) + len(self.groupList))
user.setIcon(qta.icon('fa.circle', color='orange'))
self.tray.showMessage(
from_user, text, qta.icon('fa5.comment-alt',
color='white'))
elif from_user in self.groupList:
if self.stackedWidget.currentIndex() != self.groupList.index(
from_user):
# 如果当前没有看这个群聊，就显示未读图标，并弹出通知
user = self.userListWidget.item(
self.groupList.index(from_user))
user.setIcon(qta.icon('fa.circle', color='orange'))
self.tray.showMessage(
from_user, text, qta.icon('fa5.comment-alt',
color='white'))
# 更新在线用户列表和对应的chatWidget
def showUserList(self, usr_list):
users = usr_list['users']
groups = usr_list['groups']
# 群组
for i in groups:
if i not in self.groupList:
# 添加右侧的chatWidget
chatWidget = ChatWidget()
chatWidget.setObjectName(i)
chatWidget.emojiButton.clicked.connect(self.emojis.show)
chatWidget.sendButton.clicked.connect(self.sendText)
chatWidget.fileButton.clicked.connect(self.sendFile)
chatWidget.voiceButton.pressed.connect(self.startRecord)
chatWidget.voiceButton.released.connect(self.stopRecord)
self.stackedWidget.addWidget(chatWidget)
# 添加到左侧的用户列表
item = QListWidgetItem(i)
item.setSizeHint(QSize(16777215, 60))
item.setTextAlignment(Qt.AlignCenter)
item.setText(i)
item.setIcon(qta.icon('fa.check-circle', color='lightgreen'))
self.userListWidget.addItem(item)
# 清空用户列表
for i in range(len(groups), self.userListWidget.count()):
self.userListWidget.takeItem(len(groups))
# 用户
for i in users:
# 添加到用户列表
item = QListWidgetItem(i)
item.setSizeHint(QSize(16777215, 60))
item.setTextAlignment(Qt.AlignCenter)
item.setText(i)
item.setIcon(qta.icon('fa.check-circle', color='lightgreen'))
self.userListWidget.addItem(item)
# 对于下线的用户，移除对应的chatWidget
for i in self.stackedWidget.findChildren(ChatWidget):
if i.objectName() not in users and i.objectName() not in groups:
self.stackedWidget.removeWidget(i)
for i in users:
if i not in self.usrList: # 新用户
# 添加右侧的chatWidget
chatWidget = ChatWidget()
chatWidget.setObjectName(i)
chatWidget.emojiButton.clicked.connect(self.emojis.show)
chatWidget.sendButton.clicked.connect(self.sendText)
chatWidget.fileButton.clicked.connect(self.sendFile)
chatWidget.voiceButton.pressed.connect(self.startRecord)
chatWidget.voiceButton.released.connect(self.stopRecord)
self.stackedWidget.addWidget(chatWidget)
self.usrList = users # 更新用户列表
self.groupList = groups # 更新群组列表
# 发送文件
def sendFile(self):
fileName, filetype = QFileDialog.getOpenFileName(self, "选取文件", "./")
if len(fileName) == 0:
return
to = self.userListWidget.selectedItems()[0].text() # 发送给的用户
if to != self.name:
self.client.add_msg(msgtype.FILE, '', {
'to': to,
'filename': fileName
})
# 文件显示在聊天记录中
item = QListWidgetItem()
item.setSizeHint(QSize(200, 80))
fileWidget = FileWidget(fileName, 0)
item.setBackground(QColor('#F19483'))
fileWidget.fileButton.setObjectName(fileName)
fileWidget.fileButton.clicked.connect(self.openFile)
self.stackedWidget.currentWidget().msgList.addItem(item)
self.stackedWidget.currentWidget().msgList.setItemWidget(
item, fileWidget)
# 显示收到的文件
def showFile(self, msg):
from_user = msg['from']
filename = msg['filename']
chat = self.stackedWidget.findChild(
ChatWidget, name=from_user) # 找到对应的chatWidget插入新的消息
if from_user in self.usrList: # 一对一
if self.stackedWidget.currentIndex(
) != self.usrList.index(from_user) + len(self.groupList):
# 如果当前没有和该用户对话，就显示未读图标
user = self.userListWidget.item(
self.usrList.index(from_user) + len(self.groupList))
user.setIcon(qta.icon('fa.circle', color='orange'))
self.tray.showMessage(from_user, filename,
qta.icon('fa5.file', color='white'))
elif from_user in self.groupList: # 群聊
item = QListWidgetItem()
item.setText('<%s>' % msg['user'])
item.setBackground(QColor('#F7D420'))
item.setSizeHint(QSize(200, 40))
chat.msgList.addItem(item)
if self.stackedWidget.currentIndex() != self.groupList.index(
from_user):
user = self.userListWidget.item(
self.groupList.index(from_user))
user.setIcon(qta.icon('fa.circle', color='orange'))
self.tray.showMessage(from_user, filename,
qta.icon('fa5.file', color='white'))
# 文件显示在聊天记录中
item = QListWidgetItem()
item.setBackground(QColor('#F7D420'))
item.setSizeHint(QSize(200, 80))
fileWidget = FileWidget(filename, 1)
fileWidget.fileButton.setObjectName('./temp/%s/' % self.name +
filename)
if filename.endswith('.wav'): # 语音消息
fileWidget.fileButton.clicked.connect(self.playVoice)
else:
fileWidget.fileButton.clicked.connect(self.openFile)
chat.msgList.addItem(item)
chat.msgList.setItemWidget(item, fileWidget)
# 打开点击的文件
def openFile(self):
filename = self.sender().objectName()
QDesktopServices.openUrl(QUrl.fromLocalFile(filename))
# 开始录音
def startRecord(self):
print('开始录音...')
self.stackedWidget.currentWidget().voiceButton.setIcon(
qta.icon('fa.spinner')) # 设置图标
# 设置文件名
self.voiceFileName = os.path.abspath('.') + '\\temp\\%s\\%s.wav' % (
self.name, time.strftime('%Y%m%d%H%M%S', time.localtime()))
print(self.voiceFileName)
self.recorder.setOutputLocation(QUrl.fromLocalFile(self.voiceFileName))
self.recorder.record() # 开始录音
# 停止录音并发送
def stopRecord(self):
self.stackedWidget.currentWidget().voiceButton.setIcon(
qta.icon('fa.microphone'))
self.recorder.stop()
print('录音结束')
to = self.userListWidget.selectedItems()[0].text()
if to != self.name:
self.client.add_msg(msgtype.FILE, '', {
'to': to,
'filename': self.voiceFileName
})
item = QListWidgetItem()
item.setSizeHint(QSize(200, 80))
item.setBackground(QColor('#F19483'))
fileWidget = FileWidget(self.voiceFileName, 0)
fileWidget.fileButton.setObjectName(self.voiceFileName)
fileWidget.fileButton.clicked.connect(self.playVoice)
self.stackedWidget.currentWidget().msgList.addItem(item)
self.stackedWidget.currentWidget().msgList.setItemWidget(
item, fileWidget)
# 播放语音
def playVoice(self):
print('playing ' + self.sender().objectName())
sound = QtMultimedia.QSound(self.sender().objectName()) # 取得文件名
sound.play()
loop = QEventLoop()
loop.exec()
# 向输入框中添加选中的表情
def addEmoji(self, emoji):
self.stackedWidget.currentWidget().msgEdit.setText(
self.stackedWidget.currentWidget().msgEdit.toPlainText() + emoji)
class Tuner(QMainWindow):
def __init__(self, parent=None):
super(Tuner, self).__init__(parent)
# 从文件中加载UI定义
# self.ui = loadUi('Tuner.ui') #pyqt5
self.ui = Ui_MainWindow() # 创建UI对象
self.ui.setupUi(self) # 构造UI界面
# # 播放标准音
self.mediaPlayer = QMediaPlayer(self)
self.ui.c1.clicked.connect(self.playaudioc)
self.ui.d1.clicked.connect(self.playaudiod)
self.ui.e1.clicked.connect(self.playaudioe)
self.ui.f1.clicked.connect(self.playaudiof)
self.ui.g1.clicked.connect(self.playaudiog)
self.ui.a1.clicked.connect(self.playaudioa)
self.ui.b1.clicked.connect(self.playaudiob)
# 录音
self.fileName = ""
self.recorder = QAudioRecorder(self)
self.recorder.stateChanged.connect(self.do_stateChanged)
self.recorder.durationChanged.connect(self.do_durationChanged)
self.probe = QAudioProbe(self) # 探测器
self.probe.setSource(self.recorder)
# self.probe.audioBufferProbed.connect(self.do_processBuffer)
if self.recorder.defaultAudioInput() == "": # str类型
return # 无音频录入设备
for device in self.recorder.audioInputs():
self.ui.comboDevices.addItem(device) # 音频录入设备列表
for codecName in self.recorder.supportedAudioCodecs():
self.ui.comboCodec.addItem(codecName) # 支持的音频编码
sampleList, isContinuous = self.recorder.supportedAudioSampleRates()
# isContinuous 是否支持连续的采样率，与C++不一样
for i in range(len(sampleList)):
self.ui.comboSampleRate.addItem("%d" % sampleList[i]) # 支持的采样率
## channels
self.ui.comboChannels.addItem("1")
self.ui.comboChannels.addItem("2")
self.ui.comboChannels.addItem("4")
## ==============自定义功能函数============
def __setRecordParams(self): ##设置音频输入参数
selectedFile = self.ui.editOutputFile.text().strip()
if (selectedFile == ""):
QMessageBox.critical(self, "错误", "请先设置录音输出文件")
return False
if os.path.exists(selectedFile):
os.remove(selectedFile) # 删除已有文件
## QMessageBox.critical(self,"错误","录音输出文件被占用，无法删除")
## return False
recordFile = QUrl.fromLocalFile(selectedFile)
self.recorder.setOutputLocation(recordFile) # 设置输出文件
recordDevice = self.ui.comboDevices.currentText()
self.recorder.setAudioInput(recordDevice) # 设置录入设备
settings = QAudioEncoderSettings() # 音频编码设置
settings.setCodec(self.ui.comboCodec.currentText()) # 编码
sampRate = int(self.ui.comboSampleRate.currentText())
settings.setSampleRate(sampRate) # 采样率
channelCount = int(self.ui.comboChannels.currentText())
settings.setChannelCount(channelCount) # 通道数
settings.setEncodingMode(QMultimedia.ConstantBitRateEncoding) # 固定比特率
self.recorder.setAudioSettings(settings) # 音频设置
return True
def pitch_estimation(self, wavpath):
if os.path.exists(wavpath):
y, sr = librosa.load(wavpath)
f0, voiced_flag, voiced_probs = librosa.pyin(
y,
fmin=librosa.note_to_hz('B3'),
fmax=librosa.note_to_hz('C5'))
f0 = f0[~np.isnan(f0)]
times = librosa.times_like(f0)
level = optimize.curve_fit(lambda x, b: b, times,
np.nan_to_num(f0))[0]
pitch = np.around(level[0], decimals=3).astype(float)
return pitch
## ==========由connectSlotsByName() 自动连接的槽函数==================
@pyqtSlot()
def on_btnGetFile_clicked(self): ##"录音输出文件"按钮
curPath = os.getcwd() # 获取系统当前目录
dlgTitle = "选择输出文件"
filt = "wav文件(*.wav)"
self.fileName, flt, = QFileDialog.getSaveFileName(
self, dlgTitle, curPath, filt)
if (self.fileName != ""):
self.ui.editOutputFile.setText(self.fileName)
@pyqtSlot() ##开始录音
def on_actRecord_triggered(self):
success = True
if (self.recorder.state() == QMediaRecorder.StoppedState): # 已停止，重新设置
success = self.__setRecordParams() # 设置录音参数
if success:
self.recorder.record()
@pyqtSlot() ##退出
def on_actQuit_triggered(self):
sys.exit(app.exec_())
# @pyqtSlot() ##暂停
# def on_actPause_triggered(self):
# self.recorder.pause()
@pyqtSlot() ##停止
def on_actStop_triggered(self):
self.recorder.stop()
# 录完立马分析并显示Hz
name = self.fileName.split('/')[-1][:-4] # 存储的文件名 无.wav
# func = lambda x, b: b
if name == 'c1':
# if os.path.exists(self.fileName):
# y, sr = librosa.load(self.fileName)
# f0, voiced_flag, voiced_probs = librosa.pyin(y, fmin=librosa.note_to_hz('C4'),
# fmax=librosa.note_to_hz('C5'))
# f0 = f0[~np.isnan(f0)]
# times = librosa.times_like(f0)
# level = optimize.curve_fit(lambda x, b: b, times, np.nan_to_num(f0))[0]
# pitch = np.around(level[0], decimals=3).astype(float)
pitch = self.pitch_estimation(self.fileName)
self.ui.c1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.c1m.setText(str(pitch))
F0 = 261.626
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.c1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.c1e.setText(str(err))
elif name == 'd1':
pitch = self.pitch_estimation(self.fileName)
self.ui.d1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.d1m.setText(str(pitch))
F0 = 293.665
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.d1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.d1e.setText(str(err))
elif name == 'e1':
pitch = self.pitch_estimation(self.fileName)
self.ui.e1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.e1m.setText(str(pitch))
F0 = 329.628
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.e1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.e1e.setText(str(err))
elif name == 'f1':
pitch = self.pitch_estimation(self.fileName)
self.ui.f1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.f1m.setText(str(pitch))
F0 = 349.228
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.f1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.f1e.setText(str(err))
elif name == 'g1':
pitch = self.pitch_estimation(self.fileName)
self.ui.g1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.g1m.setText(str(pitch))
F0 = 391.995
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.g1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.g1e.setText(str(err))
elif name == 'a1':
pitch = self.pitch_estimation(self.fileName)
self.ui.a1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.a1m.setText(str(pitch))
F0 = 440.000
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.a1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.a1e.setText(str(err))
elif name == 'b1':
pitch = self.pitch_estimation(self.fileName)
self.ui.b1m.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.b1m.setText(str(pitch))
F0 = 493.883
err = np.around(np.abs(pitch - F0) / F0, decimals=4) * 100
self.ui.b1e.setStyleSheet("color:rgb(10,10,10,255);"
"font-size:32px;"
"font-weight:600;"
"font-family:Times New Roman;")
self.ui.b1e.setText(str(err))
else:
QMessageBox.critical(self, "文件名错误", "请输入c1-b1中的音名")
## =============自定义槽函数===============================
def do_stateChanged(self, state): ##状态变化
isRecording = (state == QMediaRecorder.RecordingState) # 正在录制
self.ui.actRecord.setEnabled(not isRecording)
# self.ui.actPause.setEnabled(isRecording)
self.ui.actStop.setEnabled(isRecording)
isStoped = (state == QMediaRecorder.StoppedState) # 已停止
self.ui.btnGetFile.setEnabled(isStoped)
self.ui.editOutputFile.setEnabled(isStoped)
def do_durationChanged(self, duration): ##持续时间长度变化
self.ui.LabPassTime.setText("已录制 %d 秒" % (duration / 1000))
# ============================================================================
@pyqtSlot()
def playaudioc(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/C4.wav")))
self.mediaPlayer.play()
@pyqtSlot()
def playaudiod(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/D4.wav")))
self.mediaPlayer.play()
@pyqtSlot()
def playaudioe(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/E4.wav")))
self.mediaPlayer.play()
@pyqtSlot()
def playaudiof(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/F4.wav")))
self.mediaPlayer.play()
@pyqtSlot()
def playaudiog(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/G4.wav")))
self.mediaPlayer.play()
@pyqtSlot()
def playaudioa(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/A4.wav")))
self.mediaPlayer.play()
@pyqtSlot()
def playaudiob(self):
self.mediaPlayer.setMedia(
QMediaContent(QUrl.fromLocalFile("data/standard/B4.wav")))
self.mediaPlayer.play()
class QtRecorder(Recorder):
def __init__(self, output_path: str, parent: QWidget):
super().__init__(output_path)
from PyQt5.QtMultimedia import QAudioRecorder
self._recorder = QAudioRecorder(parent)
audio = self._recorder.audioSettings()
audio.setSampleRate(44100)
audio.setChannelCount(1)
self._recorder.setEncodingSettings(
audio,
self._recorder.videoSettings(),
"audio/x-wav",
)
self._recorder.setOutputLocation(QUrl.fromLocalFile(self.output_path))
self._recorder.setMuted(True)
def start(self, on_done: Callable[[], None]) -> None:
self._recorder.record()
super().start(on_done)
def stop(self, on_done: Callable[[str], None]):
self._recorder.stop()
super().stop(on_done)
def on_timer(self):
duration = self._recorder.duration()
if duration >= 300:
# disable mute after recording starts to avoid clicks/pops
if self._recorder.isMuted():
self._recorder.setMuted(False)
def __init__(self):
super().__init__()
# Controles principales para organizar la ventana.
self.setupConstants()
self.widget = QWidget(self)
# tha main layout
self.layout = QVBoxLayout()
# the top box with file selections
self.input_layout = QHBoxLayout()
self.output_layout = QHBoxLayout()
self.bottom_layout = QHBoxLayout()
self.volume_box = QHBoxLayout()
# video playback section
self.video_widget = QVideoWidget(self)
self.media_player = QMediaPlayer()
self.media_player.setVideoOutput(self.video_widget)
# initialize audio recording section
self.recorder = QAudioRecorder()
# labels
self.volume_label = QLabel()
self.volume_label.setText("Volume")
# Buttons for the I/O files selection
self.input_file_button = QPushButton("Video Input", self)
self.output_file_button = QPushButton("Audio output", self)
# path/file line edits
self.input_file_edit = QLineEdit()
self.output_file_edit = QLineEdit()
self.play_button = QPushButton("", self)
self.play_button.setIcon(self.play_normal_icon)
self.play_button.resize(150, 150)
self.stop_button = QPushButton("", self)
self.stop_button.setIcon(self.stop_normal_icon)
self.record_button = QPushButton("", self)
self.record_button.setCheckable(True)
self.record_button.setIcon(self.rec_icon)
self.seek_slider = QSlider(Qt.Horizontal)
self.volume_slider = QSlider(Qt.Horizontal)
self.volume_slider.setRange(0, 100)
self.volume_slider.setValue(self.media_player.volume())
self.input_layout.addWidget(self.input_file_button)
self.input_layout.addWidget(self.input_file_edit)
self.output_layout.addWidget(self.output_file_button)
self.output_layout.addWidget(self.output_file_edit)
self.bottom_layout.addWidget(self.play_button)
self.bottom_layout.addWidget(self.stop_button)
self.bottom_layout.addWidget(self.record_button)
self.bottom_layout.addLayout(self.volume_box)
self.volume_box.addWidget(self.volume_label)
self.volume_box.addWidget(self.volume_slider)
self.layout.addWidget(self.video_widget)
self.layout.addLayout(self.bottom_layout)
self.layout.addWidget(self.seek_slider)
self.layout.addLayout(self.input_layout)
self.layout.addLayout(self.output_layout)
# Personalizzazione della finestra
self.setWindowTitle("Wish' Karaoke! :)")
self.resize(800, 600)
self.layout.setContentsMargins(10, 10, 10, 10)
self.bottom_layout.setContentsMargins(0, 0, 0, 0)
self.widget.setLayout(self.layout)
self.setCentralWidget(self.widget)
self.setupMenus()
self.setupUiConnections()
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
# Controles principales para organizar la ventana.
self.setupConstants()
self.widget = QWidget(self)
# tha main layout
self.layout = QVBoxLayout()
# the top box with file selections
self.input_layout = QHBoxLayout()
self.output_layout = QHBoxLayout()
self.bottom_layout = QHBoxLayout()
self.volume_box = QHBoxLayout()
# video playback section
self.video_widget = QVideoWidget(self)
self.media_player = QMediaPlayer()
self.media_player.setVideoOutput(self.video_widget)
# initialize audio recording section
self.recorder = QAudioRecorder()
# labels
self.volume_label = QLabel()
self.volume_label.setText("Volume")
# Buttons for the I/O files selection
self.input_file_button = QPushButton("Video Input", self)
self.output_file_button = QPushButton("Audio output", self)
# path/file line edits
self.input_file_edit = QLineEdit()
self.output_file_edit = QLineEdit()
self.play_button = QPushButton("", self)
self.play_button.setIcon(self.play_normal_icon)
self.play_button.resize(150, 150)
self.stop_button = QPushButton("", self)
self.stop_button.setIcon(self.stop_normal_icon)
self.record_button = QPushButton("", self)
self.record_button.setCheckable(True)
self.record_button.setIcon(self.rec_icon)
self.seek_slider = QSlider(Qt.Horizontal)
self.volume_slider = QSlider(Qt.Horizontal)
self.volume_slider.setRange(0, 100)
self.volume_slider.setValue(self.media_player.volume())
self.input_layout.addWidget(self.input_file_button)
self.input_layout.addWidget(self.input_file_edit)
self.output_layout.addWidget(self.output_file_button)
self.output_layout.addWidget(self.output_file_edit)
self.bottom_layout.addWidget(self.play_button)
self.bottom_layout.addWidget(self.stop_button)
self.bottom_layout.addWidget(self.record_button)
self.bottom_layout.addLayout(self.volume_box)
self.volume_box.addWidget(self.volume_label)
self.volume_box.addWidget(self.volume_slider)
self.layout.addWidget(self.video_widget)
self.layout.addLayout(self.bottom_layout)
self.layout.addWidget(self.seek_slider)
self.layout.addLayout(self.input_layout)
self.layout.addLayout(self.output_layout)
# Personalizzazione della finestra
self.setWindowTitle("Wish' Karaoke! :)")
self.resize(800, 600)
self.layout.setContentsMargins(10, 10, 10, 10)
self.bottom_layout.setContentsMargins(0, 0, 0, 0)
self.widget.setLayout(self.layout)
self.setCentralWidget(self.widget)
self.setupMenus()
self.setupUiConnections()
def setupMenus(self):
# setup the menus
self.mainMenu = self.menuBar()
# File menu and subitems
self.fileMenu = self.mainMenu.addMenu('File')
self.exitButton = QAction(self.exit_icon, 'Exit', self)
self.exitButton.setShortcut('Ctrl+Q')
self.exitButton.setStatusTip('Exit application')
self.fileMenu.addAction(self.exitButton)
# View menu and related items
self.viewMenu = self.mainMenu.addMenu('View')
# Fullscreen item
self.toggleFullscreenButton = QAction(QIcon(""), 'Fullscreen', self)
self.toggleFullscreenButton.setCheckable(True)
self.toggleFullscreenButton.setStatusTip('Toggle fullscreen more')
self.toggleFullscreenButton.setShortcut("CTRL+SHIFT+F")
self.viewMenu.addAction(self.toggleFullscreenButton)
# Tools menu and related items
self.toolsMenu = self.mainMenu.addMenu('Tools')
# Play/Rec bind toggle
self.bindPlayRecButton = QAction(QIcon(""), 'Bind Play/Rec', self)
self.bindPlayRecButton.setCheckable(True)
self.bindPlayRecButton.setStatusTip('Bind Play and Rec')
self.toolsMenu.addAction(self.bindPlayRecButton)
def setupUiConnections(self):
"""
Put all the UI connections and event catchers here, just to keep the code clean
:return:
"""
self.record_button.clicked.connect(self.recButtonState)
self.seek_slider.sliderMoved.connect(self.media_player.setPosition)
self.volume_slider.sliderMoved.connect(self.media_player.setVolume)
self.media_player.positionChanged.connect(self.seek_slider.setValue)
self.media_player.durationChanged.connect(
partial(self.seek_slider.setRange, 0))
self.play_button.clicked.connect(self.play_clicked)
self.stop_button.clicked.connect(self.stop_clicked)
self.media_player.stateChanged.connect(self.state_changed)
#
self.input_file_button.clicked.connect(self.selectInputFile)
#
self.input_file_edit.textChanged.connect(self.setInputMedia)
#
self.output_file_button.clicked.connect(self.selectOutputFile)
self.output_file_edit.textChanged.connect(self.setOutputMedia)
# menu connections
# fullscreen
self.toggleFullscreenButton.toggled.connect(self.toggleFullscreen)
# quit
self.exitButton.triggered.connect(self.close)
# Play/Rec bind
self.bindPlayRecButton.toggled.connect(self.bind_play_rec)
# Installing event filter for the video widget
self.video_widget.installEventFilter(self)
def bind_play_rec(self):
"""
toggle the binding between play and rec to start recording as soon as playback starts.
:return: Nothing
"""
if not self.bindPlayRecStatus:
self.bindPlayRecStatus = True
else:
self.bindPlayRecStatus = False
# If binding is active, the REC button is disabled.
self.record_button.setDisabled(self.bindPlayRecStatus)
def play_clicked(self):
"""
Start or resume playback.
If binding is active, start/pause the audio recording as well
"""
if (self.media_player.state()
in (QMediaPlayer.PausedState, QMediaPlayer.StoppedState)):
self.media_player.play()
logger.info("(Re)Starting playback")
if self.bindPlayRecStatus:
if (self.recorder.state() in (QAudioRecorder.PausedState,
QAudioRecorder.StoppedState)):
logger.info(
"Rec/Play bind is on! (Re)Starting Recorder as well.")
self.recorder.record()
else:
self.media_player.pause()
logger.info("Pausing playback")
if self.bindPlayRecStatus:
logger.info("Rec/Play bind is on! Pausing Recorder as well.")
self.recorder.pause()
def stop_clicked(self):
"""
Stopping playback.
if Play/Rec binding is on, stop also the recorder.
"""
logger.info("Stopping playback")
self.media_player.stop()
if self.bindPlayRecStatus:
logger.info("Rec/Play bind is on! Stopping Recorder as well.")
self.recorder.stop()
def state_changed(self, newstate):
"""
Update buttons. Not really needed, probably.
"""
states = {
QMediaPlayer.PausedState: self.play_normal_icon,
QMediaPlayer.PlayingState: self.pause_icon,
QMediaPlayer.StoppedState: self.play_normal_icon
}
self.play_button.setIcon(states[newstate])
# elegant way to enable/disable the stop button
self.stop_button.setEnabled(newstate != QMediaPlayer.StoppedState)
def eventFilter(self, obj, event):
"""
Catch MouseButtonDblClick or CTRL+SHIFT+F to toggle fullscreen
"""
if (event.type() == QEvent.KeyPress and event.modifiers() & Qt.ShiftModifier \
and event.modifiers() & Qt.ControlModifier and event.key() == 70) \
or event.type() == QEvent.MouseButtonDblClick:
obj.setFullScreen(not obj.isFullScreen())
return False
def toggleFullscreen(self):
self.video_widget.setFullScreen(not self.video_widget.isFullScreen())
def selectInputFile(self):
"""
Just a small function to open a file dialog
"""
#self.input_file_edit.setText(QFileDialog.getOpenFileName())
# encode the resulting filename as UNICODE text
self.input_filename, _ = QFileDialog.getOpenFileName()
self.input_file_edit.setText(self.input_filename)
def setInputMedia(self, filename):
self.media_player.setMedia(QMediaContent(QUrl.fromLocalFile(filename)))
def selectOutputFile(self):
"""
Just a small function to open a file dialog
"""
self.output_filename, _ = QFileDialog.getSaveFileName()
self.output_file_edit.setText(self.output_filename)
def setOutputMedia(self, filename):
self.recorder.setOutputLocation(QUrl.fromLocalFile(filename))
def recButtonState(self):
if self.record_button.isChecked():
self.doRecord()
else:
self.stopRecord()
def doRecord(self):
"""
TODO: define this function better, toggled by the Rec button
:return:
"""
print("Recording")
self.recorder.record()
def stopRecord(self):
print("Stopping recorder")
self.recorder.stop()
def setupConstants(self):
self.rec_icon = QIcon.fromTheme("media-record", QIcon("icons/rec.png"))
self.play_normal_icon = QIcon.fromTheme("media-playback-start",
QIcon("icons/Play-Normal.png"))
self.stop_normal_icon = QIcon.fromTheme("media-playback-stop",
QIcon("icons/Stop-Normal.png"))
self.exit_icon = QIcon.fromTheme("application-exit",
QIcon("icons/application-exit.png"))
self.pause_icon = QIcon.fromTheme(
"media-playback-pause", QIcon("icons/Pause-Disabled-icon.png"))
self.bindPlayRecStatus = False
class Recorder(QtWidgets.QWidget):
def __init__(self, parent=None):
super().__init__(parent)
self.ui = Ui_Form()
self.ui.setupUi(self)
self.recorder = QAudioRecorder(self)
self.recorder.stateChanged.connect(self.do_stateChanged)
self.recorder.durationChanged.connect(self.do_durationChanged)
self.probe = QAudioProbe(self)
self.probe.setSource(self.recorder)
self.probe.audioBufferProbed.connect(self.do_processBuffer)
if self.recorder.defaultAudioInput() == "": # str类型
return # 无音频录入设备
for device in self.recorder.audioInputs():
self.ui.comboDevices.addItem(device) # 音频录入设备列表
for codecName in self.recorder.supportedAudioCodecs():
self.ui.comboCodec.addItem(codecName) # 支持的音频编码
sampleList, isContinuous = self.recorder.supportedAudioSampleRates()
# isContinuous 是否支持连续的采样率，与C++不一样
for i in range(len(sampleList)):
self.ui.comboSampleRate.addItem("%d" % sampleList[i]) # 支持的采样率
# channels
self.ui.comboChannels.addItem("1")
self.ui.comboChannels.addItem("2")
self.ui.comboChannels.addItem("4")
# quality
self.ui.sliderQuality.setRange(0, QMultimedia.VeryHighQuality)
self.ui.sliderQuality.setValue(QMultimedia.NormalQuality)
# bitrates
self.ui.comboBitrate.addItem("32000")
self.ui.comboBitrate.addItem("64000")
self.ui.comboBitrate.addItem("96000")
self.ui.comboBitrate.addItem("128000")
self.__addToolbar()
def __addToolbar(self):
layout = QtWidgets.QVBoxLayout()
Astart = QtWidgets.QToolButton()
Astart.setText("开始")
Astart.setDefaultAction(self.ui.actRecordStart)
Apause = QtWidgets.QToolButton()
Apause.setText("暂停")
Apause.setDefaultAction(self.ui.actRecordPause)
Astop = QtWidgets.QToolButton()
Astop.setText("停止")
Astop.setDefaultAction(self.ui.actRecordStop)
self.toolbar = QtWidgets.QToolBar()
self.toolbar.addWidget(Astart)
self.toolbar.addWidget(Apause)
self.toolbar.addWidget(Astop)
layout.addWidget(self.toolbar)
layout.addWidget(self.ui.widget)
self.setLayout(layout)
def __setRecordParams(self):
selectedFile=self.ui.editOutputFile.text().strip()
if (selectedFile ==""):
QMessageBox.critical(self,"错误","请先设置录音输出文件")
return False
if os.path.exists(selectedFile):
os.remove(selectedFile)#删除已有文件
recordFile=QUrl.fromLocalFile(selectedFile)
self.recorder.setOutputLocation(recordFile) #设置输出文件
recordDevice=self.ui.comboDevices.currentText()
self.recorder.setAudioInput(recordDevice) #设置录入设备
settings=QAudioEncoderSettings() #音频编码设置
settings.setCodec(self.ui.comboCodec.currentText()) #编码
sampRate=int(self.ui.comboSampleRate.currentText())
settings.setSampleRate(sampRate) #采样率
bitRate=int(self.ui.comboBitrate.currentText())
settings.setBitRate(bitRate) #比特率
channelCount=int(self.ui.comboChannels.currentText())
settings.setChannelCount(channelCount) #通道数
quality=QMultimedia.EncodingQuality(self.ui.sliderQuality.value())
settings.setQuality(quality) #品质
if self.ui.radioQuality.isChecked(): #编码模式为固定品质,自动决定采样率，采样点大小
settings.setEncodingMode(QMultimedia.ConstantQualityEncoding)
else:
settings.setEncodingMode(QMultimedia.ConstantBitRateEncoding) #固定比特率
self.recorder.setAudioSettings(settings) #音频设置
return True
## ==========由connectSlotsByName() 自动连接的槽函数==================
@pyqtSlot()
def on_btnGetFile_clicked(self): ##"录音输出文件"按钮
curPath=os.getcwd() #获取系统当前目录
dlgTitle="选择输出文件"
filt="wav文件(*.wav)"
fileName,flt,=QFileDialog.getSaveFileName(self, dlgTitle, curPath, filt)
if (fileName !=""):
self.ui.editOutputFile.setText(fileName)
@pyqtSlot() ##开始录音
def on_actRecordStart_triggered(self):
success=True
if (self.recorder.state() == QMediaRecorder.StoppedState): #已停止，重新设置
success=self.__setRecordParams() #设置录音参数
if success:
self.recorder.record()
@pyqtSlot() ##暂停
def on_actRecordPause_triggered(self):
self.recorder.pause()
@pyqtSlot()
def on_actRecordStop_triggered(self):
self.recorder.stop()
## =============自定义槽函数===============================
def do_stateChanged(self,state): ##状态变化
isRecording=(state==QMediaRecorder.RecordingState) #正在录制
self.ui.actRecordStart.setEnabled(not isRecording)
self.ui.actRecordPause.setEnabled(isRecording)
self.ui.actRecordStop.setEnabled(isRecording)
isStoped=(state==QMediaRecorder.StoppedState) #已停止
self.ui.btnGetFile.setEnabled(isStoped)
self.ui.editOutputFile.setEnabled(isStoped)
def do_durationChanged(self,duration): ##持续时间长度变化
self.ui.LabPassTime.setText("已录制 %d 秒"%(duration/1000))
def do_processBuffer(self,buffer): ##解析缓冲区数据
self.ui.spin_byteCount.setValue(buffer.byteCount()) #缓冲区字节数
self.ui.spin_duration.setValue(buffer.duration()/1000) #缓冲区时长
self.ui.spin_frameCount.setValue(buffer.frameCount()) #缓冲区帧数
self.ui.spin_sampleCount.setValue(buffer.sampleCount()) #缓冲区采样数
audioFormat=buffer.format() #缓冲区格式,QAudioBuffer
self.ui.spin_channelCount.setValue(audioFormat.channelCount()) #通道数
self.ui.spin_sampleSize.setValue(audioFormat.sampleSize()) #采样大小
self.ui.spin_sampleRate.setValue(audioFormat.sampleRate()) #采样率
self.ui.spin_bytesPerFrame.setValue(audioFormat.bytesPerFrame()) #每帧字节数
if (audioFormat.byteOrder()==QAudioFormat.LittleEndian):
self.ui.edit_byteOrder.setText("LittleEndian") #字节序
else:
self.ui.edit_byteOrder.setText("BigEndian")
self.ui.edit_codec.setText(audioFormat.codec()) #编码格式
if (audioFormat.sampleType()==QAudioFormat.SignedInt): #采样点类型
self.ui.edit_sampleType.setText("SignedInt")
elif(audioFormat.sampleType()==QAudioFormat.UnSignedInt):
self.ui.edit_sampleType.setText("UnSignedInt")
elif(audioFormat.sampleType()==QAudioFormat.Float):
self.ui.edit_sampleType.setText("Float")
else:
self.ui.edit_sampleType.setText("Unknown")
def __init__(self):
r = QAudioRecorder()
self.inputs = r.audioInputs()
self.codecs = r.supportedAudioCodecs()
self.rates = r.supportedAudioSampleRates()
self.containers = r.supportedContainers()
class QVoiceRecorder(object):
def __init__(self):
pass
def initAudioInput(self, filepath):
self.recorder = QAudioRecorder()
self.settings = QAudioEncoderSettings()
self.settings.setCodec("audio/vorbis")
self.recorder.setContainerFormat("ogg")
#self.settings.setQuality(QtMultimedia.HighQuality)
self.recorder.setEncodingSettings(self.settings)
url = QtCore.QUrl.fromLocalFile(
QtCore.QFileInfo(filepath).absoluteFilePath())
self.recorder.setOutputLocation(url)
def start(self):
self.recorder.record()
def stop(self):
self.recorder.pause()
self.recorder.stop()
self.recorder.stop()
def setupWindow(self):
"""Set up widgets in the main window and the QAudioRecorder instance."""
# Set up two push buttons (the app's first "screen")
self.select_path_button = QPushButton("Select Audio Path")
self.select_path_button.setObjectName("SelectFile")
self.select_path_button.setFixedWidth(140)
self.select_path_button.clicked.connect(self.selectAudioPath)
self.start_button = QPushButton()
self.start_button.setObjectName("StartButton")
self.start_button.setEnabled(False)
self.start_button.setFixedSize(105, 105)
self.start_button.clicked.connect(self.startRecording)
# Set up the labels and stop button (the app's second "screen")
self.recording_label = QLabel("Recording...")
self.recording_label.setFont(QFont("Helvetica [Cronyx]", 32))
self.recording_label.setVisible(False)
self.recording_label.setAlignment(Qt.AlignHCenter)
self.time_label = QLabel("00:00")
self.time_label.setFont(QFont("Helvetica [Cronyx]", 18))
self.time_label.setObjectName("Time")
self.time_label.setVisible(False)
self.time_label.setAlignment(Qt.AlignHCenter)
self.stop_button = QPushButton()
self.stop_button.setObjectName("StopButton")
self.stop_button.setFixedSize(65, 65)
self.stop_button.setVisible(False)
self.stop_button.clicked.connect(self.stopRecording)
# Set up the main layout
self.main_v_box = QVBoxLayout()
self.main_v_box.setAlignment(Qt.AlignHCenter)
self.main_v_box.addWidget(self.select_path_button)
# Force select_path_button to be centered in the window
self.main_v_box.setAlignment(self.select_path_button, Qt.AlignCenter)
self.main_v_box.addStretch(3)
self.main_v_box.addWidget(self.start_button)
self.main_v_box.setAlignment(self.start_button, Qt.AlignCenter)
self.main_v_box.addWidget(self.recording_label)
self.main_v_box.addWidget(self.time_label)
self.main_v_box.addStretch(3)
self.main_v_box.addWidget(self.stop_button)
self.main_v_box.setAlignment(self.stop_button, Qt.AlignCenter)
self.main_v_box.addStretch(1)
self.setLayout(self.main_v_box) # Set the beginning layout
# Specify audio encoder settings
audio_settings = QAudioEncoderSettings()
# Depending upon your platform or the codecs that you have available, you
# will need to change the codec. For Linux users if you are having issues
# use "audio/x-vorbis", and then select the .ogg extension when saving
# the file
audio_settings.setCodec("audio/wav")
audio_settings.setQuality(QMultimedia.HighQuality)
# Create instance of QAudioRecorder for recording audio
self.audio_recorder = QAudioRecorder()
# Uncomment to discover possible codecs supported on your platform
#print(self.audio_recorder.supportedAudioCodecs())
self.audio_recorder.setEncodingSettings(audio_settings)
self.audio_recorder.durationChanged.connect(self.displayTime)
class AudioRecorder(QWidget):
def __init__(self):
super().__init__()
self.initializeUI()
def initializeUI(self):
"""Initialize the window and display its contents to the screen."""
self.setFixedSize(360, 540)
self.setWindowTitle('9.1 - Audio Recorder')
self.audio_path = "" # Empty variable for path to audio file
self.setupWindow()
self.setupSystemTrayIcon()
self.show()
def setupWindow(self):
"""Set up widgets in the main window and the QAudioRecorder instance."""
# Set up two push buttons (the app's first "screen")
self.select_path_button = QPushButton("Select Audio Path")
self.select_path_button.setObjectName("SelectFile")
self.select_path_button.setFixedWidth(140)
self.select_path_button.clicked.connect(self.selectAudioPath)
self.start_button = QPushButton()
self.start_button.setObjectName("StartButton")
self.start_button.setEnabled(False)
self.start_button.setFixedSize(105, 105)
self.start_button.clicked.connect(self.startRecording)
# Set up the labels and stop button (the app's second "screen")
self.recording_label = QLabel("Recording...")
self.recording_label.setFont(QFont("Helvetica [Cronyx]", 32))
self.recording_label.setVisible(False)
self.recording_label.setAlignment(Qt.AlignHCenter)
self.time_label = QLabel("00:00")
self.time_label.setFont(QFont("Helvetica [Cronyx]", 18))
self.time_label.setObjectName("Time")
self.time_label.setVisible(False)
self.time_label.setAlignment(Qt.AlignHCenter)
self.stop_button = QPushButton()
self.stop_button.setObjectName("StopButton")
self.stop_button.setFixedSize(65, 65)
self.stop_button.setVisible(False)
self.stop_button.clicked.connect(self.stopRecording)
# Set up the main layout
self.main_v_box = QVBoxLayout()
self.main_v_box.setAlignment(Qt.AlignHCenter)
self.main_v_box.addWidget(self.select_path_button)
# Force select_path_button to be centered in the window
self.main_v_box.setAlignment(self.select_path_button, Qt.AlignCenter)
self.main_v_box.addStretch(3)
self.main_v_box.addWidget(self.start_button)
self.main_v_box.setAlignment(self.start_button, Qt.AlignCenter)
self.main_v_box.addWidget(self.recording_label)
self.main_v_box.addWidget(self.time_label)
self.main_v_box.addStretch(3)
self.main_v_box.addWidget(self.stop_button)
self.main_v_box.setAlignment(self.stop_button, Qt.AlignCenter)
self.main_v_box.addStretch(1)
self.setLayout(self.main_v_box) # Set the beginning layout
# Specify audio encoder settings
audio_settings = QAudioEncoderSettings()
# Depending upon your platform or the codecs that you have available, you
# will need to change the codec. For Linux users if you are having issues
# use "audio/x-vorbis", and then select the .ogg extension when saving
# the file
audio_settings.setCodec("audio/wav")
audio_settings.setQuality(QMultimedia.HighQuality)
# Create instance of QAudioRecorder for recording audio
self.audio_recorder = QAudioRecorder()
# Uncomment to discover possible codecs supported on your platform
#print(self.audio_recorder.supportedAudioCodecs())
self.audio_recorder.setEncodingSettings(audio_settings)
self.audio_recorder.durationChanged.connect(self.displayTime)
def setupSystemTrayIcon(self):
"""Set up system tray icon and context menu. User can re-open the window if
it was closed or quit the application using the tray menu."""
self.tray_icon = QSystemTrayIcon(
QIcon(":/resources/images/mic_icon.png"))
# Create the actions and context menu for the tray icon
tray_menu = QMenu()
open_act = tray_menu.addAction("Open")
open_act.triggered.connect(self.show)
tray_menu.addSeparator()
quit_act = tray_menu.addAction("Quit")
quit_act.triggered.connect(QApplication.quit)
self.tray_icon.setContextMenu(tray_menu)
self.tray_icon.show()
def selectAudioPath(self):
"""Open file dialog and choose the directory for saving the audio file."""
path, _ = QFileDialog.getSaveFileName(self, "Save Audio File",
os.getenv("HOME"), "WAV (*.wav)")
if path:
self.audio_path = path
self.start_button.setEnabled(True)
else:
QMessageBox.information(self, "Error", "No directory selected.",
QMessageBox.Ok)
def startRecording(self):
"""Set up the audio output file location, reset widget states.
Also starts the timer and begins recording. """
self.audio_recorder.setOutputLocation(
QUrl.fromLocalFile(self.audio_path))
# Set widget states
self.select_path_button.setVisible(False)
self.start_button.setVisible(False)
self.recording_label.setVisible(True)
self.time_label.setVisible(True)
self.time_label.setText("00:00") # Update the label
self.stop_button.setVisible(True)
# Start the timer and begin recording
self.audio_recorder.record()
def stopRecording(self):
"""Stop recording, stop the timer, and reset widget states."""
self.audio_recorder.stop()
# Reset widget states
self.select_path_button.setVisible(True)
self.start_button.setVisible(True)
self.recording_label.setVisible(False)
self.time_label.setVisible(False)
self.stop_button.setVisible(False)
def displayTime(self, duration):
"""Calculate the time displayed in the time_label widget."""
minutes, seconds = self.convertTotalTime(duration)
time_recorded = "{:02d}:{:02d}".format(minutes, seconds)
self.time_label.setText(time_recorded)
def convertTotalTime(self, time_in_milli):
"""Convert time from milliseconds."""
minutes = (time_in_milli / (1000 * 60)) % 60
seconds = (time_in_milli / 1000) % 60
return int(minutes), int(seconds)
def closeEvent(self, event):
"""Display a message in the system tray when the main window has been closed."""
self.tray_icon.showMessage("Notification",
"Audio Recorder is still running.", 8000)
def __init__(self):
#-------------------Init QT Setup---------------------------
app = QtWidgets.QApplication(sys.argv)
self.MainWindow = QtWidgets.QMainWindow()
self.ui = Ui_MainWindow()
self.ui.setupUi(self.MainWindow)
app.setStyleSheet(qdarkstyle.load_stylesheet_pyqt5())
#------------------Exporting Setup------------------------------
self.ui.export_midi.clicked.connect(self.openDirectory_midi)
self.ui.export_midi.setFocusPolicy(QtCore.Qt.NoFocus)
self.ui.export_audio.clicked.connect(self.openDirectory_audio)
self.ui.export_audio.setFocusPolicy(QtCore.Qt.NoFocus)
#------------------Metronome Setup------------------------------
self.ui.metronome_button.clicked.connect(self.metro_thread)
#------------------Recording Setup------------------------------
self.ui.start_stop_rec.clicked.connect(self.start_stop_recording)
self.ui.play_gui.clicked.connect(self.play)
# QAudio setup
self.settings = QAudioEncoderSettings()
self.settings.setBitRate(16)
self.settings.setChannelCount(1)
self.audioRecorder = QAudioRecorder()
self.audioRecorder.setEncodingSettings(self.settings)
self.file_path = os.path.abspath(
os.path.join(os.path.dirname(__file__),
resource_path("resources/output.wav")))
self.url = QUrl.fromLocalFile(self.file_path)
self.audioRecorder.setOutputLocation(self.url)
#------------------Audio Terrain Gui Setup------------------------------
self.terrain = Terrain()
self.terrain.update()
self.terrain_widget = self.terrain.getwidget()
self.layout = QtGui.QGridLayout()
self.layout.setContentsMargins(0, 0, 0, 0)
self.ui.t_widget.setLayout(self.layout)
self.layout.addWidget(self.terrain_widget, 0, 0, 1, 1)
#------------------Audio Trimmer Setup------------------------------
self.ui.audio_trimmer.clicked.connect(self.trim_audio)
if os.path.isfile("resources/output.wav"):
self.y, self.sr = librosa.load(
resource_path("resources/output.wav"), sr=44100)
else:
new_wav = AudioSegment.empty()
new_wav.export("resources/output.wav", format="wav")
self.y, self.sr = librosa.load(
resource_path("resources/output.wav"), sr=44100)
self.duration = round(
librosa.core.get_duration(y=self.y, sr=self.sr) * self.sr)
self.maxv = np.iinfo(np.int16).max
self.win = pg.GraphicsLayoutWidget()
self.p = self.win.addPlot()
#removes X & Y Axis and disables mouse movement
self.p.showAxis('bottom', show=False)
self.p.showAxis('left', show=False)
self.p.setMouseEnabled(x=False, y=False)
self.region = pg.LinearRegionItem(brush=(100, 100, 100, 60),
bounds=(0, self.duration))
self.region.setRegion([0, self.duration])
self.p.addItem(self.region, ignoreBounds=True)
self.p.plot(self.y, pen="w")
self.layout.addWidget(self.win)
self.win.hide()
#------------------Midi Setup------------------------------
self.ui.convert_midi.clicked.connect(self.convertMidi)
self.ui.midi_play.clicked.connect(self.midiplayer_thread)
self.ui.tempo_slider.valueChanged[int].connect(self.tempo_value)
self.ui.midi_loop.toggle()
# default bpm is 120
self.current_tempo = 120
self.detected_tempo = 120
#------------------Drum Kit Selector Setup----------------------
self.ui.drum_kits.clicked.connect(self.select_drumkit)
self.drum_number = 0
self.drum_folders = [
'Drum_Kit_1', 'Drum_Kit_2', 'Drum_Kit_3', 'Drum_Kit_4'
]
self.drum_current = self.drum_folders[self.drum_number]
#------------------EXEC Window---------------------------------
self.MainWindow.show()
sys.exit(app.exec_())
class MainWindow_EXEC():
def __init__(self):
#-------------------Init QT Setup---------------------------
app = QtWidgets.QApplication(sys.argv)
self.MainWindow = QtWidgets.QMainWindow()
self.ui = Ui_MainWindow()
self.ui.setupUi(self.MainWindow)
app.setStyleSheet(qdarkstyle.load_stylesheet_pyqt5())
#------------------Exporting Setup------------------------------
self.ui.export_midi.clicked.connect(self.openDirectory_midi)
self.ui.export_midi.setFocusPolicy(QtCore.Qt.NoFocus)
self.ui.export_audio.clicked.connect(self.openDirectory_audio)
self.ui.export_audio.setFocusPolicy(QtCore.Qt.NoFocus)
#------------------Metronome Setup------------------------------
self.ui.metronome_button.clicked.connect(self.metro_thread)
#------------------Recording Setup------------------------------
self.ui.start_stop_rec.clicked.connect(self.start_stop_recording)
self.ui.play_gui.clicked.connect(self.play)
# QAudio setup
self.settings = QAudioEncoderSettings()
self.settings.setBitRate(16)
self.settings.setChannelCount(1)
self.audioRecorder = QAudioRecorder()
self.audioRecorder.setEncodingSettings(self.settings)
self.file_path = os.path.abspath(
os.path.join(os.path.dirname(__file__),
resource_path("resources/output.wav")))
self.url = QUrl.fromLocalFile(self.file_path)
self.audioRecorder.setOutputLocation(self.url)
#------------------Audio Terrain Gui Setup------------------------------
self.terrain = Terrain()
self.terrain.update()
self.terrain_widget = self.terrain.getwidget()
self.layout = QtGui.QGridLayout()
self.layout.setContentsMargins(0, 0, 0, 0)
self.ui.t_widget.setLayout(self.layout)
self.layout.addWidget(self.terrain_widget, 0, 0, 1, 1)
#------------------Audio Trimmer Setup------------------------------
self.ui.audio_trimmer.clicked.connect(self.trim_audio)
if os.path.isfile("resources/output.wav"):
self.y, self.sr = librosa.load(
resource_path("resources/output.wav"), sr=44100)
else:
new_wav = AudioSegment.empty()
new_wav.export("resources/output.wav", format="wav")
self.y, self.sr = librosa.load(
resource_path("resources/output.wav"), sr=44100)
self.duration = round(
librosa.core.get_duration(y=self.y, sr=self.sr) * self.sr)
self.maxv = np.iinfo(np.int16).max
self.win = pg.GraphicsLayoutWidget()
self.p = self.win.addPlot()
#removes X & Y Axis and disables mouse movement
self.p.showAxis('bottom', show=False)
self.p.showAxis('left', show=False)
self.p.setMouseEnabled(x=False, y=False)
self.region = pg.LinearRegionItem(brush=(100, 100, 100, 60),
bounds=(0, self.duration))
self.region.setRegion([0, self.duration])
self.p.addItem(self.region, ignoreBounds=True)
self.p.plot(self.y, pen="w")
self.layout.addWidget(self.win)
self.win.hide()
#------------------Midi Setup------------------------------
self.ui.convert_midi.clicked.connect(self.convertMidi)
self.ui.midi_play.clicked.connect(self.midiplayer_thread)
self.ui.tempo_slider.valueChanged[int].connect(self.tempo_value)
self.ui.midi_loop.toggle()
# default bpm is 120
self.current_tempo = 120
self.detected_tempo = 120
#------------------Drum Kit Selector Setup----------------------
self.ui.drum_kits.clicked.connect(self.select_drumkit)
self.drum_number = 0
self.drum_folders = [
'Drum_Kit_1', 'Drum_Kit_2', 'Drum_Kit_3', 'Drum_Kit_4'
]
self.drum_current = self.drum_folders[self.drum_number]
#------------------EXEC Window---------------------------------
self.MainWindow.show()
sys.exit(app.exec_())
#---------------------------------------------------------------
#------------------Functions----------------------------------
#------------------Drum Kit Selector------------------------------
def select_drumkit(self):
if self.drum_number < 3:
self.drum_number += 1
self.drum_current = self.drum_folders[self.drum_number]
self.ui.drum_kits.setText(self.drum_current.replace("_", " "))
else:
self.drum_number = 0
self.drum_current = self.drum_folders[self.drum_number]
self.ui.drum_kits.setText(self.drum_current.replace("_", " "))
#------------------Audio Trimmer------------------------------
def trim_audio(self):
# Switch to Trimmer widget
self.layout.removeWidget(self.terrain_widget)
self.terrain_widget.hide()
self.win.show()
self.trim_values = self.region.getRegion()
self.updateaudio()
# Trims signal array with region values
self.y = self.y[round(self.trim_values[0]):round(self.trim_values[1])]
# save the new signal values to wav
librosa.output.write_wav(resource_path("resources/output.wav"),
(self.y * self.maxv).astype(np.int16),
self.sr)
self.updateplot()
def updateplot(self):
# Replot the trimmed wav and update region bounds
self.duration = round(
librosa.core.get_duration(y=self.y, sr=self.sr) * self.sr)
self.p.plot(clear=True)
self.p.plot(self.y, pen="w")
self.region = pg.LinearRegionItem(brush=(100, 100, 100, 50),
bounds=(0, self.duration))
self.p.addItem(self.region, ignoreBounds=True)
self.region.setRegion([0, self.duration])
def updateaudio(self):
self.y, self.sr = librosa.load(resource_path("resources/output.wav"),
sr=44100)
#------------------Metronome Threading------------------------------
def metro_thread(self):
if self.ui.metronome_button.isChecked():
print('metronome is On')
self.thread = QThread(
) # a new thread to run our background tasks in
self.worker = Worker(
self.current_tempo) # a new worker to perform those tasks
self.worker.moveToThread(
self.thread
) # move the worker into the thread, do this first before connecting the signals
self.thread.started.connect(
self.worker.work
) # begin our worker object's loop when the thread starts running
self.thread.start()
else:
print('metronome is Off')
self.stop_loop()
self.worker.finished.connect(
self.loop_finished
) # do something in the gui when the worker loop ends
self.worker.finished.connect(
self.thread.quit) # tell the thread it's time to stop running
self.worker.finished.connect(self.thread.wait)
self.worker.finished.connect(
self.worker.deleteLater
) # have worker mark itself for deletion
self.thread.finished.connect(self.thread.deleteLater)
def stop_loop(self):
self.worker.working = False
def loop_finished(self):
# print('Worker Finished')
pass
#---------------------------------------------------------
#------------------ MIDI ------------------------------
def tempo_value(self, value):
self.current_tempo = value
def convertMidi(self):
self.ui.convert_midi.setEnabled(False)
self.thread2 = QThread()
self.worker2 = ConvertMidi_Worker()
self.worker2.moveToThread(self.thread2)
self.thread2.started.connect(self.worker2.work)
self.thread2.start()
self.worker2.finished.connect(self.convert_finished)
self.worker2.finished.connect(self.thread2.quit)
self.worker2.finished.connect(self.thread2.wait)
self.worker2.finished.connect(self.worker2.deleteLater)
self.thread2.finished.connect(self.thread2.deleteLater)
def convert_finished(self, tempo):
self.detected_tempo = tempo
self.ui.tempo_slider.setValue(self.detected_tempo)
self.ui.convert_midi.clearFocus()
self.ui.convert_midi.setEnabled(True)
print('Midi Conversion finished')
def midiplayer_thread(self):
if self.ui.midi_play.isChecked() and self.ui.midi_loop.isChecked(
) == False:
self.ui.midi_play.setEnabled(False)
self.win.hide()
self.terrain_widget.show()
self.terrain.animate()
self.thread3 = QThread()
self.worker3 = MidiPlayer_Worker(self.current_tempo,
self.drum_current)
self.worker3.moveToThread(self.thread3)
self.thread3.started.connect(self.worker3.workonce)
self.thread3.start()
self.worker3.finished2.connect(self.midi_loop_finished2)
self.worker3.finished2.connect(self.thread3.quit)
self.worker3.finished2.connect(self.thread3.wait)
self.worker3.finished2.connect(self.worker3.deleteLater)
self.thread3.finished.connect(self.thread3.deleteLater)
elif self.ui.midi_play.isChecked() and self.ui.midi_loop.isChecked(
) == True:
self.win.hide()
self.terrain_widget.show()
self.start_Midi_Thread()
self.terrain.animate()
elif self.ui.midi_play.isChecked() == False:
self.terrain.stop_animate()
self.stop_Midi_Thread()
def start_Midi_Thread(self):
self.thread3 = QThread()
self.worker3 = MidiPlayer_Worker(self.current_tempo, self.drum_current)
self.worker3.moveToThread(self.thread3)
self.thread3.started.connect(self.worker3.work)
self.thread3.start()
def stop_Midi_Thread(self):
self.worker3.working = False
self.worker3.stop()
self.worker3.finished.connect(self.midi_loop_finished)
self.worker3.finished.connect(self.thread3.quit)
self.worker3.finished.connect(self.thread3.wait)
self.worker3.finished.connect(self.worker3.deleteLater)
self.thread3.finished.connect(self.thread3.deleteLater)
print('done')
def midi_loop_finished(self):
print('Midi loop Finished')
def midi_loop_finished2(self):
print('Midi Player Finished')
self.ui.midi_play.toggle()
self.ui.midi_play.setEnabled(True)
self.terrain.stop_animate()
#---------------------------------------------------------
#------------------ Recorder & Player ------------------------------
def start_stop_recording(self):
if self.ui.start_stop_rec.isChecked():
self.ui.play_gui.setEnabled(False)
self.ui.audio_trimmer.setEnabled(False)
self.win.hide()
self.terrain_widget.show()
self.layout.addWidget(self.terrain_widget)
self.audioRecorder.record()
self.terrain.update()
self.terrain.animate()
print('Recording...')
else:
self.ui.play_gui.setEnabled(True)
self.ui.audio_trimmer.setEnabled(True)
self.terrain.stop_animate()
self.audioRecorder.stop()
self.layout.removeWidget(self.terrain_widget)
self.terrain_widget.hide()
self.updateaudio()
self.win.show()
self.updateplot()
print('Stop Recording')
def play(self):
if self.ui.play_gui.isChecked():
self.win.hide()
self.terrain_widget.show()
self.player = QSound(resource_path("resources/output.wav"))
self.terrain.animate()
self.player.play()
# if self.player.isFinished():
# self.ui.play_gui.toggle()
# print('done')
else:
self.terrain.stop_animate()
self.player.stop()
self.player.deleteLater()
#------------------ Exporting ------------------------------
def openDirectory_midi(self):
self.openDirectoryDialog = QtGui.QFileDialog.getExistingDirectory(
self.MainWindow, "Save Midi File")
if self.openDirectoryDialog:
self.saveMidi(self.openDirectoryDialog)
else:
pass
def openDirectory_audio(self):
self.openDirectoryDialog = QtGui.QFileDialog.getExistingDirectory(
self.MainWindow, "Save Audio File")
if self.openDirectoryDialog:
self.saveAudio(self.openDirectoryDialog)
else:
pass
def saveMidi(self, directory):
shutil.copy("resources/beatbox.mid", directory)
def saveAudio(self, directory):
shutil.copy("resources/output.wav", directory)