in android 9 platform

bug 1:

   mPlayer = new QMediaPlayer;
    mAudioOutput = new QAudioOutput;
    mPlayer->setAudioOutput(mAudioOutput);

    mVideoWidget = new QVideoWidget;
    mVideoWidget->setAspectRatioMode(Qt::IgnoreAspectRatio);
    mPlayer->setVideoOutput(mVideoWidget);

mPlayer->setSource(QUrl("http://127.0.0.1/1.mpg));
mPlayer->play();

theare are a error:

player error: QMediaPlayer::ResourceError  =>  "Error: (Unknown error/Insufficient resources)"

bug2:

when use iodevice for QMediaPlayer, it not use it , just used qurl file

mPlayer->setSourceDevice(mFile, QUrl(filePath));

mPlayer->play();

the mFile can't never use.