def setCamera(self, camera):
self.camera = camera
self.recorder = QtMultimedia.QMediaRecorder(self.camera)
def __init__(self):
"""MainWindow constructor.
Code in this method should define window properties,
create backend resources, etc.
"""
super().__init__()
# Main framework
self.resize(qtc.QSize(800, 600))
base_widget = qtw.QWidget()
base_widget.setLayout(qtw.QHBoxLayout())
notebook = qtw.QTabWidget()
base_widget.layout().addWidget(notebook)
self.file_list = qtw.QListWidget()
base_widget.layout().addWidget(self.file_list)
self.setCentralWidget(base_widget)
# transport controls
toolbar = self.addToolBar("Transport")
record_act = toolbar.addAction('Rec')
stop_act = toolbar.addAction('Stop')
play_act = toolbar.addAction('Play')
pause_act = toolbar.addAction('Pause')
# define the video directory
self.video_dir = qtc.QDir.home()
if not self.video_dir.cd('captains_log'):
qtc.QDir.home().mkdir('captains_log')
self.video_dir.cd('captains_log')
# Read the files in the directory
self.refresh_video_list()
############
# Playback #
############
# setup the player and video widget
self.player = qtmm.QMediaPlayer()
self.video_widget = qtmmw.QVideoWidget()
self.player.setVideoOutput(self.video_widget)
notebook.addTab(self.video_widget, "Play")
# connect the transport
play_act.triggered.connect(self.player.play)
pause_act.triggered.connect(self.player.pause)
stop_act.triggered.connect(self.player.stop)
play_act.triggered.connect(
lambda: notebook.setCurrentWidget(self.video_widget))
# connect file list
self.file_list.itemDoubleClicked.connect(
self.on_file_selected)
self.file_list.itemDoubleClicked.connect(
lambda: notebook.setCurrentWidget(self.video_widget))
#############
# Recording #
#############
# set up camera
self.camera = self.camera_check()
if not self.camera:
self.show()
return
self.camera.setCaptureMode(qtmm.QCamera.CaptureVideo)
# Create the viewfinder widget for recording
self.cvf = qtmmw.QCameraViewfinder()
self.camera.setViewfinder(self.cvf)
notebook.addTab(self.cvf, 'Record')
# start the camera
self.camera.start()
# Configure recorder
self.recorder = qtmm.QMediaRecorder(self.camera)
#settings = self.recorder.videoSettings()
#settings.setResolution(640, 480)
#settings.setFrameRate(24.0)
#settings.setQuality(qtmm.QMultimedia.VeryHighQuality)
#self.recorder.setVideoSettings(settings)
# connect the transport
record_act.triggered.connect(self.record)
record_act.triggered.connect(
lambda: notebook.setCurrentWidget(self.cvf)
)
pause_act.triggered.connect(self.recorder.pause)
stop_act.triggered.connect(self.recorder.stop)
# refresh the files when the recording is made
stop_act.triggered.connect(self.refresh_video_list)
self.show()
