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  1. Qt
  2. QTBUG-122423

[gstreamer] audio stops when switching rate

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Details

    • Bug
    • Resolution: Fixed
    • P3: Somewhat important
    • None
    • 6.8
    • Multimedia
    • Linux/X11
    • Multimedia Wk7

    Description

      when switching the "rate" for a few times in the "player" demo, the audio stops with gstreamer sync errors

      player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)55104, maximum-bitrate=(uint)830784;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)55104, maximum-bitrate=(uint)955008;"
      0:00:50.391698816 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.154917484 < -+0:00:00.020000000
      0:00:50.392021291 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.149754854 < -+0:00:00.020000000
      "player: qt.multimedia.player - received bus message: tag, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, audio-codec=(string)"MPEG-1\ Layer\ 2\ \(MP2\)", maximum-bitrate=(uint)127620, bitrate=(uint)127597, language-code=(string)en, has-crc=(boolean)false, channel-mode=(string)stereo, nominal-bitrate=(uint)128000, minimum-bitrate=(uint)127706;"
      0:00:50.466592310 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.145074781 < -+0:00:00.020000000
      0:00:50.466692289 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.140541320 < -+0:00:00.020000000
      0:00:50.466949227 88101 0x7fff94001800 WARN                   pulse pulsesink.c:704:gst_pulsering_stream_underflow_cb:<audiosink-actual-sink-pulse> Got underflow
      0:00:50.467145776 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.136149328 < -+0:00:00.020000000
      0:00:50.467293910 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.131894720 < -+0:00:00.020000000
      0:00:50.467456351 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.127773016 < -+0:00:00.020000000
      0:00:50.467558482 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.123781906 < -+0:00:00.020000000
      0:00:50.467664769 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.119913008 < -+0:00:00.020000000
      0:00:50.467782337 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.116166474 < -+0:00:00.020000000
      0:00:50.467851319 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.112536292 < -+0:00:00.020000000
      0:00:50.467950357 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.109019526 < -+0:00:00.020000000
      0:00:50.468020378 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.105612667 < -+0:00:00.020000000
      0:00:50.468082921 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.102312256 < -+0:00:00.020000000
      0:00:50.468147242 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.099115003 < -+0:00:00.020000000
      0:00:50.468209290 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.096017658 < -+0:00:00.020000000
      0:00:50.468276991 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.093017105 < -+0:00:00.020000000
      0:00:50.468358828 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.090110308 < -+0:00:00.020000000
      0:00:50.468426724 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.087294381 < -+0:00:00.020000000
      0:00:50.468494321 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.084566429 < -+0:00:00.020000000
      0:00:50.468576353 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.081923751 < -+0:00:00.020000000
      0:00:50.468667440 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.079363622 < -+0:00:00.020000000
      0:00:50.468774537 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.076883497 < -+0:00:00.020000000
      0:00:50.468855459 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.074480868 < -+0:00:00.020000000
      0:00:50.468931700 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.072153347 < -+0:00:00.020000000
      0:00:50.469030500 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.069898561 < -+0:00:00.020000000
      0:00:50.469133471 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.067713714 < -+0:00:00.020000000
      0:00:50.469206856 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.065598180 < -+0:00:00.020000000
      0:00:50.469276351 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.063548255 < -+0:00:00.020000000
      0:00:50.469367203 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.061562365 < -+0:00:00.020000000
      0:00:50.469454452 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.059638536 < -+0:00:00.020000000
      0:00:50.469523074 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.057774817 < -+0:00:00.020000000
      0:00:50.469590246 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.055969384 < -+0:00:00.020000000
      0:00:50.469711122 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.054220321 < -+0:00:00.020000000
      0:00:50.469827845 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.052525921 < -+0:00:00.020000000
      0:00:50.469923635 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.050884520 < -+0:00:00.020000000
      0:00:50.470017322 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.049294349 < -+0:00:00.020000000
      0:00:50.470107773 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.047753919 < -+0:00:00.020000000
      0:00:50.470192397 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.046261573 < -+0:00:00.020000000
      0:00:50.470301389 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.044815878 < -+0:00:00.020000000
      0:00:50.470428183 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.043414915 < -+0:00:00.020000000
      0:00:50.470541066 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.042058658 < -+0:00:00.020000000
      0:00:50.470642489 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.040744368 < -+0:00:00.020000000
      0:00:50.470745583 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.039471082 < -+0:00:00.020000000
      0:00:50.470841449 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.038237629 < -+0:00:00.020000000
      0:00:50.470906839 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.037042716 < -+0:00:00.020000000
      0:00:50.470981686 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.035884831 < -+0:00:00.020000000
      0:00:50.471045527 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.034763753 < -+0:00:00.020000000
      0:00:50.471122704 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.033677121 < -+0:00:00.020000000
      0:00:50.471195915 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.032624972 < -+0:00:00.020000000
      0:00:50.471260496 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.031605424 < -+0:00:00.020000000
      0:00:50.471337170 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.030617765 < -+0:00:00.020000000
      0:00:50.471414321 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.029660967 < -+0:00:00.020000000
      0:00:50.471508693 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.028734063 < -+0:00:00.020000000
      0:00:50.471587791 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.027836117 < -+0:00:00.020000000
      0:00:50.471660349 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.026966232 < -+0:00:00.020000000
      0:00:50.471728408 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.026123545 < -+0:00:00.020000000
      0:00:50.471813277 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.025307171 < -+0:00:00.020000000
      0:00:50.471880398 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.024516326 < -+0:00:00.020000000
      0:00:50.471947326 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.023750196 < -+0:00:00.020000000
      0:00:50.472034724 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.023007995 < -+0:00:00.020000000
      0:00:50.472142522 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.022288956 < -+0:00:00.020000000
      0:00:50.472232467 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.021592480 < -+0:00:00.020000000
      0:00:50.472326265 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020917718 < -+0:00:00.020000000
      0:00:50.472401062 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020264035 < -+0:00:00.020000000
      0:00:50.472471543 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.472552848 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.038648082 < -+0:00:00.020000000
      0:00:50.472673137 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.036270305 < -+0:00:00.020000000
      0:00:50.472735989 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.472859263 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.034038754 < -+0:00:00.020000000
      0:00:50.473009838 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.031944464 < -+0:00:00.020000000
      0:00:50.473093635 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.473171267 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.029979329 < -+0:00:00.020000000
      0:00:50.473289089 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.028134947 < -+0:00:00.020000000
      0:00:50.473354335 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.473427817 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.026403953 < -+0:00:00.020000000
      0:00:50.473581878 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.024779465 < -+0:00:00.020000000
      0:00:50.473646023 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.473713470 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.023254946 < -+0:00:00.020000000
      0:00:50.473837469 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.021824235 < -+0:00:00.020000000
      0:00:50.473902722 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.473991850 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020481532 < -+0:00:00.020000000
      0:00:50.474127428 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.028384067 < -+0:00:00.020000000
      0:00:50.474190454 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.474289582 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.025805334 < -+0:00:00.020000000
      0:00:50.474422710 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.023460947 < -+0:00:00.020000000
      0:00:50.474481827 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.474568183 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.474651598 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.021329453 < -+0:00:00.020000000
      0:00:50.474833784 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.025455830 < -+0:00:00.020000000
      0:00:50.474944727 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.475009925 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.475096331 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.022419943 < -+0:00:00.020000000
      0:00:50.475326860 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.024303089 < -+0:00:00.020000000
      0:00:50.475392919 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.475515823 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.475584664 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.475776333 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.475892399 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020735572 < -+0:00:00.020000000
      0:00:50.476493746 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020905614 < -+0:00:00.020000000
      0:00:50.476589058 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.476859147 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.476955496 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.477087590 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.477304489 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.477452563 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.022345173 < -+0:00:00.020000000
      0:00:50.478424983 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.021020928 < -+0:00:00.020000000
      0:00:50.478526827 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.478646807 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.478782906 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.479021579 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.479113721 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.479228897 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.479492526 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.479636594 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.479806218 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.480065963 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.480202459 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020187431 < -+0:00:00.020000000
      0:00:50.482497974 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -0:00:00.020270077 < -+0:00:00.020000000
      0:00:50.482693789 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.482813773 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.482886476 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.483035346 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.483184028 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000045351, resyncing
      0:00:50.483279872 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1805:gst_audio_base_sink_get_alignment:<audiosink-actual-sink-pulse> Unexpected discontinuity in audio timestamps of +0:00:00.000022675, resyncing
      0:00:50.483520175 88101 0x7fff94001800 WARN                   pulse pulsesink.c:704:gst_pulsering_stream_underflow_cb:<audiosink-actual-sink-pulse> Got underflow
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)55104, maximum-bitrate=(uint)1274112;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)55104, maximum-bitrate=(uint)1611264;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)55104, maximum-bitrate=(uint)12502848;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)29760, maximum-bitrate=(uint)12502848;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)23808, maximum-bitrate=(uint)12502848;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)12096, maximum-bitrate=(uint)12502848;"
      "player: qt.multimedia.player - received bus message: state-changed, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: videoSinkBin, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: videoOutput, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: playerPipeline, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     state changed message PAUSED PAUSED PAUSED"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audiosink, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audioOutput, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: reset-time, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: reset-time, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: tag, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, audio-codec=(string)"MPEG-1\ Layer\ 2\ \(MP2\)", maximum-bitrate=(uint)127620, bitrate=(uint)127597, language-code=(string)en, has-crc=(boolean)false, channel-mode=(string)stereo, nominal-bitrate=(uint)128000, minimum-bitrate=(uint)127706;"
      "player: qt.multimedia.player - received bus message: tag, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     Got tags:  taglist, video-codec=(string)"H.265\ \(Main\ Profile\)", language-code=(string)en, bitrate=(uint)536376, minimum-bitrate=(uint)12096, maximum-bitrate=(uint)12502848;"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audiosink, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audioOutput, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: latency, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: videoSinkBin, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: videoOutput, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: playerPipeline, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     state changed message PAUSED PAUSED PLAYING"
      "player: qt.multimedia.player - received bus message: async-done, Source: playerPipeline, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: latency, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audiosink-actual-sink-pulse, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audiosink, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: audioOutput, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: qgstvideorenderersink1, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: videoSinkBin, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: videoOutput, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player - received bus message: state-changed, Source: playerPipeline, Timestamp: 18446744073709551615"
      "player: qt.multimedia.player -     state changed message PAUSED PLAYING VOID_PENDING"
      0:01:00.909713352 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -66231:03:01.196835087 < -+0:00:00.020000000
      0:01:00.909774165 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      0:01:00.909818116 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      0:01:00.909843084 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      0:01:00.909878000 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      0:01:00.909896171 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      0:01:00.909952021 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      0:01:00.909986957 88101 0x7fff7006db00 WARN           audiobasesink gstaudiobasesink.c:1502:gst_audio_base_sink_skew_slaving:<audiosink-actual-sink-pulse> correct clock skew -2069:43:13.162398468 < -+0:00:00.020000000
      

      the gstreamer/alsa backend works fine, seems to be related to pulseaudio

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              timblechmann tim blechmann
              timblechmann tim blechmann
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                Updated:
                Resolved:

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