QMediaPlayer *player = new QMediaPlayer; player->setMedia(QUrl::fromLocalFile("/1.mp4")); QVideoWidget *videoWidget = new QVideoWidget; player->setVideoOutput(videoWidget); videoWidget->show(); player->play();
QMediaPlayer *player = new QMediaPlayer; player->setMedia(QUrl::fromLocalFile("/1.mp3")); player->setVolume(50); player->play();
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