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  1. Qt
  2. QTBUG-134229

Changing playback speed results in cracking and out-of-sync sound when playing audio/video on Android

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Details

    • Bug
    • Resolution: Fixed
    • P2: Important
    • 6.10
    • 6.10
    • Multimedia
    • None

    Description

      To reproduce, run mediaplayer qml example and play media with sound. Change playback speed to any speed except 1.

      Expected result:

      • Audio playback with unaltered pitch

      Actual results:

      • Audio gets out of sync with video
      • Audio is cracking heavily
      • 'D/iaplayerexample: PlayerBase::stop() from IPlayer' is continuously logged.

      Attachments

        1. Samsung_S6.mp4
          7.16 MB
        2. Pixel8.mp4
          28.30 MB

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-134228 Changing playback speed results in cracking and out-of-sync sound when playing audio/video on Android

          • Not Evaluated - Not yet evaluated/prioritized
          • Closed
          For Gerrit Dashboard: QTBUG-134229
          # Subject Branch Project Status CR V
          636298,6 FFmpeg: improve pitch shifting performance dev qt/qtmultimedia Status: MERGED +2 +1
          638931,2 FFmpeg: improve pitch shifting performance 6.9 qt/qtmultimedia Status: MERGED +2 0

          Activity

            People

              bartlomiejmoskal Bartlomiej Moskal
              johanseg Jøger Hansegård
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              Dates

                Created:
                Updated:
                Resolved:

                Gerrit Reviews

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