Hi all,
Im running AGL master branch on RPI4. Im writing QT application that will play webrtc stream via gstremer.
Video is playing very smoothly but I have problem with audio. Its very very jerky. I handle it with pipeline like this queue ! audioconvert ! queue ! audioresample ! queue ! pwaudiosink. I have connected Logitech_USB_Headset to RPI4.
In log following is printed over and over again:
pipewire[747]: [E][000000204.320865][alsa-pcm.c:567 alsa_recover()] alsa-pcm 0x558597d278: xrun of 71 usec 3 0.000000
Im running AGL master branch on RPI4. Im writing QT application that will play webrtc stream via gstremer.
Video is playing very smoothly but I have problem with audio. Its very very jerky. I handle it with pipeline like this queue ! audioconvert ! queue ! audioresample ! queue ! pwaudiosink. I have connected Logitech_USB_Headset to RPI4.
In log following is printed over and over again:
pipewire[747]: [E][000000204.320865][alsa-pcm.c:567 alsa_recover()] alsa-pcm 0x558597d278: xrun of 71 usec 3 0.000000
pipewire[747]: [W][000000204.328595][node.c:1328 node_ready()] node 0x55859999d0: graph not finished
pipewire[747]: [W][000000204.328757][node.c:793 dump_states()] node 0x55859dc680 (audio.convert/api.alsa.pcm.sink/alsa_card.usb-Logitech_USB_Headset_Logitech_USB_Headset-00/USB Audio/Multimedia): pending:0/3 s:204320529081 a:204301846192 f:204301986081 waiting:18446744073690868727 process:139889 status:1 sync:0
pipewire[747]: [W][000000204.328801][node.c:793 dump_states()] node 0x55859999d0 (api.alsa.pcm.sink/alsa_card.usb-Logitech_USB_Headset_Logitech_USB_Headset-00/USB Audio): pending:3/6 s:204298876858 a:204301988821 f:204312934729 waiting:3111963 process:10945908 status:3 sync:0
pipewire[747]: [W][000000204.328842][node.c:793 dump_states()] node 0x55859999d0 (api.alsa.pcm.sink/alsa_card.usb-Logitech_USB_Headset_Logitech_USB_Headset-00/USB Audio): pending:3/6 s:204298876858 a:204301988821 f:204312934729 waiting:3111963 process:10945908 status:3 sync:0
pipewire[747]: [W][000000204.328872][node.c:793 dump_states()] node 0x5585b9cde0 (rtpjitterbuffer): pending:0/1 s:204313033747 a:204320212729 f:204320524877 waiting:7178982 process:312148 status:3 sync:0
pipewire[747]: [W][000000204.530015][node.c:1328 node_ready()] node 0x55859999d0: graph not finished
pipewire[747]: [W][000000204.530761][node.c:793 dump_states()] node 0x55859dc680 (audio.convert/api.alsa.pcm.sink/alsa_card.usb-Logitech_USB_Headset_Logitech_USB_Headset-00/USB Audio/Multimedia): pending:0/3 s:204340102321 a:204340215729 f:204340309692 waiting:113408 process:93963 status:3 sync:0
pipewire[747]: [W][000000204.530904][node.c:793 dump_states()] node 0x55859999d0 (api.alsa.pcm.sink/alsa_card.usb-Logitech_USB_Headset_Logitech_USB_Headset-00/USB Audio): pending:-3/6 s:204331104599 a:204340324988 f:204340483266 waiting:9220389 process:158278 status:3 sync:0
pipewire[747]: [W][000000204.530953][node.c:793 dump_states()] node 0x55859999d0 (api.alsa.pcm.sink/alsa_card.usb-Logitech_USB_Headset_Logitech_USB_Headset-00/USB Audio): pending:-3/6 s:204331104599 a:204340324988 f:204340483266 waiting:9220389 process:158278 status:3 sync:0
pipewire[747]: [W][000000204.531012][node.c:793 dump_states()] node 0x5585b9cde0 (rtpjitterbuffer): pending:0/1 s:204331155062 a:204339802525 f:204340098914 waiting:8647463 process:296389 status:3 sync:0
afbd-sample_app[816]: audiobasesink gstaudiobasesink.c:1489:gst_audio_base_sink_skew_slaving:<pwaudiosink0> correct clock skew -0:00:00.020842889 < -+0:00:00.020000000
afbd-sample_app[816]: audiobasesink gstaudiobasesink.c:1489:gst_audio_base_sink_skew_slaving:<pwaudiosink0> correct clock skew -0:00:00.023149623 < -+0:00:00.020000000
afbd-sample_app[816]: audiobasesink gstaudiobasesink.c:1489:gst_audio_base_sink_skew_slaving:<pwaudiosink0> correct clock skew -0:00:00.021831067 < -+0:00:00.020000000
afbd-sample_app[816]: audiobasesink gstaudiobasesink.c:1489:gst_audio_base_sink_skew_slaving:<pwaudiosink0> correct clock skew -0:00:00.020528599 < -+0:00:00.020000000
afbd-sample_app[816]: audiobasesink gstaudiobasesink.c:1489:gst_audio_base_sink_skew_slaving:<pwaudiosink0> correct clock skew -0:00:00.028306224 < -+0:00:00.020000000
I try same application on Minowboar on AGL 9.0.0 release no problem with audio.
Any hint where to look, what to check, where to start would be very much appreciated.
Dejan
I try same application on Minowboar on AGL 9.0.0 release no problem with audio.
Any hint where to look, what to check, where to start would be very much appreciated.
Dejan
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