[gstreamer-bugs] [Bug 547258] New: Failed to retrieve channel layout from caps.

GStreamer (bugzilla.gnome.org) bugzilla-daemon at bugzilla.gnome.org
Mon Aug 11 02:00:13 PDT 2008


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  GStreamer | common | Ver: 0.10.18
           Summary: Failed to retrieve channel layout from caps.
           Product: GStreamer
           Version: 0.10.18
          Platform: Other
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: common
        AssignedTo: gstreamer-bugs at lists.sourceforge.net
        ReportedBy: achim.frase at googlemail.com
         QAContact: gstreamer-bugs at lists.sourceforge.net
     GNOME version: 2.21/2.22
   GNOME milestone: Unspecified


If I try to record 5.1 sound that is coming from my pulseaudio monitor device
gstreamer cannot get the right channel layout.

This is my gstreamer pipeline and output.

$ gst-launch pulsesrc
device=alsa_output.pci_8086_284b_sound_card_0_alsa_playback_0.monitor ! queue !
audio/x-raw-float,rate=44100,channels=6 ! audioconvert ! vorbisenc quality=0.5
! oggmux ! filesink location=outtest.ogg

** (gst-launch-0.10:7938): WARNING **: Failed to retrieve channel layout from
caps. This usually means there is a GStreamer element that does not implement
multichannel audio correctly. Please file a bug.
Leitung ist aktiv und brauch nicht gestartet werden ...
Setze Pipeline zum Abspielen...
New clock: GstAudioSrcClock

** (gst-launch-0.10:7938): WARNING **: Failed to retrieve channel layout from
caps. This usually means there is a GStreamer element that does not implement
multichannel audio correctly. Please file a bug.

** (gst-launch-0.10:7938): WARNING **: Failed to retrieve channel layout from
caps. This usually means there is a GStreamer element that does not implement
multichannel audio correctly. Please file a bug.
Caught interrupt -- handling interrupt.
Interrupt: Stopping pipeline ...
Execution ended after 3946947245 ns.
Pausiere Leitung ...
Setze Pipeline auf BEREIT...
Setze Pipeline auf NULL...
BEREINIGE Pipeline...

This are my gstreamer packages that I have installed.

ii  gstreamer-tools                            0.10.18-4ubuntu1                
                    Tools for use with GStreamer
ii  gstreamer0.10-alsa                         0.10.18-3                       
                    GStreamer plugin for ALSA
ii  gstreamer0.10-ffmpeg                       0.10.3-6                        
                    FFmpeg plugin for GStreamer
ii  gstreamer0.10-gnomevfs                     0.10.18-3                       
                    GStreamer plugin for GnomeVFS
ii  gstreamer0.10-plugins-bad                  0.10.6-5                        
                    GStreamer plugins from the "bad" set
ii  gstreamer0.10-plugins-bad-multiverse       0.10.6-1                        
                    GStreamer plugins from the "bad" set (Multiv
ii  gstreamer0.10-plugins-base                 0.10.18-3                       
                    GStreamer plugins from the "base" set
ii  gstreamer0.10-plugins-base-apps            0.10.18-3                       
                    GStreamer helper programs from the "base" se
ii  gstreamer0.10-plugins-farsight             0.12.9-2ubuntu1~ppa8.04+2       
                    plugins for GStreamer for Audio/Video confer
ii  gstreamer0.10-plugins-good                 0.10.8-4~ppa8.04+1              
                    GStreamer plugins from the "good" set
ii  gstreamer0.10-plugins-ugly                 0.10.7-3ubuntu1                 
                    GStreamer plugins from the "ugly" set
ii  gstreamer0.10-plugins-ugly-multiverse      0.10.7-1                        
                    GStreamer plugins from the "ugly" set (Multi
ii  gstreamer0.10-pulseaudio                   0.9.7-2                         
                    GStreamer plugin for PulseAudio
ii  gstreamer0.10-tools                        0.10.18-4ubuntu1                
                    Tools for use with GStreamer
ii  gstreamer0.10-x                            0.10.18-3                       
                    GStreamer plugins for X11 and Pango
ii  libgstreamer-plugins-base0.10-0            0.10.18-3                       
                    GStreamer libraries from the "base" set
ii  libgstreamer-plugins-base0.10-dev          0.10.18-3                       
                    GStreamer development files for libraries fr
ii  libgstreamer0.10-0                         0.10.18-4ubuntu1                
                    Core GStreamer libraries and elements
ii  libgstreamer0.10-dev                       0.10.18-4ubuntu1                
                    GStreamer core development files
ii  totem-gstreamer                            2.22.1-0ubuntu2 


You can test it with this sample file.
http://www.lynnepublishing.com/surround/www_lynnemusic_com_surround_test.ac3

If you want to know you monitor device then type this in a terminal:

pactl list | grep monitor

I think you know that already.

If you need more information, then please let me know.

Regards
Achim


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