[pulseaudio-tickets] [PulseAudio] #520: sound is crackling and clacking with a52encode

PulseAudio trac-noreply at tango.0pointer.de
Sat Mar 28 03:42:33 PDT 2009


#520: sound is crackling and clacking with a52encode
-----------------------+----------------------------------------------------
 Reporter:  Catscrash  |       Owner:  lennart
     Type:  defect     |      Status:  new    
 Priority:  normal     |   Milestone:  0.9.15 
Component:  daemon     |    Severity:  normal 
 Keywords:             |  
-----------------------+----------------------------------------------------
 i use following .asoundrc:

 pcm.a52 {
         type a52
         @args.0 {
                 type integer
                 default 0
                 }
         }


 then i start pulseaudio, in pavucontrol i set in the control-tab to the
 new digital-output 5.1 + analog input

 and try to play something, this is how it sounds: http://catscrash.info
 /gnome-testsound2.ogg

 pulseaudio -vvvv shows this:

 I: (alsa-lib)pcm_hw.c: SNDRV_PCM_IOCTL_START failed
 D: alsa-sink.c: Cutting sleep time for the initial iterations by half.
 D: alsa-sink.c: Cutting sleep time for the initial iterations by half.
 D: alsa-sink.c: snd_pcm_avail: Broken pipe
 D: alsa-sink.c: snd_pcm_avail: Buffer underrun!
 I: alsa-sink.c: Starting playback.

 installed versions:
 ii  libpulse-browse0                      0.9.15~test5-0ubuntu1~ppa2
 ii  libpulse-dev                          0.9.15~test5-0ubuntu1~ppa2
 ii  libpulse-mainloop-glib0               0.9.15~test5-0ubuntu1~ppa2
 ii  libpulse0                             0.9.15~test5-0ubuntu1~ppa2
 ii  libpulsecore5                         0.9.10-2ubuntu9.3
 ii  pulseaudio                            0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-esound-compat              0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-module-gconf               0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-module-hal                 0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-module-lirc                0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-module-x11                 0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-module-zeroconf            0.9.15~test5-0ubuntu1~ppa2
 ii  pulseaudio-utils                      0.9.15~test5-0ubuntu1~ppa2
 ii  libasound2                            1.0.19-0ubuntu1~ppa1
 ii  libasound2-dev                        1.0.19-0ubuntu1~ppa1
 ii  libasound2-plugins                    1.0.19-0ubuntu1~ppa1

 and libasound_module_pcm_a52 compiled from alsa-plugins-1.0.19

 if you need anything else, let me know, i will do my best to provide it.

 thanks

-- 
Ticket URL: <http://pulseaudio.org/ticket/520>
PulseAudio <http://pulseaudio.org/>
The PulseAudio Sound Server


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