player.py¶
"""PySide6 Multimedia player example"""
import sys
from PySide6.QtCore import QStandardPaths, Qt
from PySide6.QtGui import QAction, QIcon, QKeySequence
from PySide6.QtWidgets import (QApplication, QDialog, QFileDialog,
QMainWindow, QSlider, QStyle, QToolBar)
from PySide6.QtMultimedia import QMediaPlayer, QMediaPlaylist
from PySide6.QtMultimediaWidgets import QVideoWidget
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.playlist = QMediaPlaylist()
self.player = QMediaPlayer()
toolBar = QToolBar()
self.addToolBar(toolBar)
fileMenu = self.menuBar().addMenu("&File")
openAction = QAction(QIcon.fromTheme("document-open"),
"&Open...", self, shortcut=QKeySequence.Open,
triggered=self.open)
fileMenu.addAction(openAction)
exitAction = QAction(QIcon.fromTheme("application-exit"), "E&xit",
self, shortcut="Ctrl+Q", triggered=self.close)
fileMenu.addAction(exitAction)
playMenu = self.menuBar().addMenu("&Play")
playIcon = self.style().standardIcon(QStyle.SP_MediaPlay)
self.playAction = toolBar.addAction(playIcon, "Play")
self.playAction.triggered.connect(self.player.play)
playMenu.addAction(self.playAction)
previousIcon = self.style().standardIcon(QStyle.SP_MediaSkipBackward)
self.previousAction = toolBar.addAction(previousIcon, "Previous")
self.previousAction.triggered.connect(self.previousClicked)
playMenu.addAction(self.previousAction)
pauseIcon = self.style().standardIcon(QStyle.SP_MediaPause)
self.pauseAction = toolBar.addAction(pauseIcon, "Pause")
self.pauseAction.triggered.connect(self.player.pause)
playMenu.addAction(self.pauseAction)
nextIcon = self.style().standardIcon(QStyle.SP_MediaSkipForward)
self.nextAction = toolBar.addAction(nextIcon, "Next")
self.nextAction.triggered.connect(self.playlist.next)
playMenu.addAction(self.nextAction)
stopIcon = self.style().standardIcon(QStyle.SP_MediaStop)
self.stopAction = toolBar.addAction(stopIcon, "Stop")
self.stopAction.triggered.connect(self.player.stop)
playMenu.addAction(self.stopAction)
self.volumeSlider = QSlider()
self.volumeSlider.setOrientation(Qt.Horizontal)
self.volumeSlider.setMinimum(0)
self.volumeSlider.setMaximum(100)
self.volumeSlider.setFixedWidth(app.desktop().availableGeometry(self).width() / 10)
self.volumeSlider.setValue(self.player.volume())
self.volumeSlider.setTickInterval(10)
self.volumeSlider.setTickPosition(QSlider.TicksBelow)
self.volumeSlider.setToolTip("Volume")
self.volumeSlider.valueChanged.connect(self.player.setVolume)
toolBar.addWidget(self.volumeSlider)
aboutMenu = self.menuBar().addMenu("&About")
aboutQtAct = QAction("About &Qt", self, triggered=qApp.aboutQt)
aboutMenu.addAction(aboutQtAct)
self.videoWidget = QVideoWidget()
self.setCentralWidget(self.videoWidget)
self.player.setPlaylist(self.playlist)
self.player.stateChanged.connect(self.updateButtons)
self.player.setVideoOutput(self.videoWidget)
self.updateButtons(self.player.state())
def open(self):
fileDialog = QFileDialog(self)
supportedMimeTypes = QMediaPlayer.supportedMimeTypes()
if not supportedMimeTypes:
supportedMimeTypes.append("video/x-msvideo") # AVI
fileDialog.setMimeTypeFilters(supportedMimeTypes)
moviesLocation = QStandardPaths.writableLocation(QStandardPaths.MoviesLocation)
fileDialog.setDirectory(moviesLocation)
if fileDialog.exec_() == QDialog.Accepted:
self.playlist.addMedia(fileDialog.selectedUrls()[0])
self.player.play()
def previousClicked(self):
# Go to previous track if we are within the first 5 seconds of playback
# Otherwise, seek to the beginning.
if self.player.position() <= 5000:
self.playlist.previous()
else:
self.player.setPosition(0)
def updateButtons(self, state):
mediaCount = self.playlist.mediaCount()
self.playAction.setEnabled(mediaCount > 0
and state != QMediaPlayer.PlayingState)
self.pauseAction.setEnabled(state == QMediaPlayer.PlayingState)
self.stopAction.setEnabled(state != QMediaPlayer.StoppedState)
self.previousAction.setEnabled(self.player.position() > 0)
self.nextAction.setEnabled(mediaCount > 1)
if __name__ == '__main__':
app = QApplication(sys.argv)
mainWin = MainWindow()
availableGeometry = app.desktop().availableGeometry(mainWin)
mainWin.resize(availableGeometry.width() / 3, availableGeometry.height() / 2)
mainWin.show()
sys.exit(app.exec_())
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