[Bug 721740] New: general stream error with alsasink iec958 audio/x-ac3 passtrough

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=721740
  GStreamer | gst-plugins-base | 1.2.2

           Summary: general stream error with alsasink iec958 audio/x-ac3
                    passtrough
    Classification: Platform
           Product: GStreamer
           Version: 1.2.2
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: daschuer at gmx.de
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


I got a general stream error when trying 

pasuspender -- gst-launch-1.0 filesrc
location=www_lynnemusic_com_surround_test.ac3 ! ac3parse ! alsasink
device='iec958:CARD=PCH,DEV=0'

On Ubuntu Precise 64 bit and Intel hda ALC887-VA sound.  

This is the output with --gst-debug=alsa:5 -v

0:00:00.021135527 17580       0x8daf00 DEBUG                   alsa
gstalsaplugin.c:71:plugin_init: binding text domain gst-plugins-base-1.0 to
locale dir /usr/local/share/locale
0:00:00.021304832 17580       0x8daf00 DEBUG                   alsa
gstalsasink.c:253:gst_alsasink_init:<GstAlsaSink at 0x8ec1b0> initializing
alsasink
0:00:00.021504834 17580       0x8daf00 DEBUG                   alsa
gstalsasink.c:286:gst_alsasink_getcaps:<alsasink0> device not open, using
template caps
0:00:00.021592933 17580       0x8daf00 DEBUG                   alsa
gstalsasink.c:286:gst_alsasink_getcaps:<alsasink0> device not open, using
template caps
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
/GstPipeline:pipeline0/GstAc3Parse:ac3parse0.GstPad:src: caps = audio/x-ac3,
framed=(boolean)true, rate=(int)48000, channels=(int)6, alignment=(string)frame
0:00:00.025361246 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:182:gst_alsa_detect_formats:<alsasink0> skipping non-raw format
0:00:00.025370231 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:182:gst_alsa_detect_formats:<alsasink0> skipping non-raw format
0:00:00.025373826 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:182:gst_alsa_detect_formats:<alsasink0> skipping non-raw format
0:00:00.025377105 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:182:gst_alsa_detect_formats:<alsasink0> skipping non-raw format
0:00:00.025384538 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:49:gst_alsa_detect_rates:<alsasink0> Min. rate = 32000 (32000)
0:00:00.025389965 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:50:gst_alsa_detect_rates:<alsasink0> Max. rate = 192000 (192000)
0:00:00.025395106 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:383:gst_alsa_detect_channels:<alsasink0> Min. channels = 2 (2)
0:00:00.025399140 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:384:gst_alsa_detect_channels:<alsasink0> Max. channels = 2 (2)
0:00:00.025408356 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:463:gst_alsa_open_iec958_pcm:<alsasink0> Generated device string
"iec958:CARD=PCH,DEV=0:{AES0 0x02 AES1 0x82 AES2 0x00 AES3 0x02}"
0:00:00.025428547 17580       0x7b2cf0 WARN                    alsa
conf.c:4606:parse_args: alsalib error: Parameter DEV must be an integer
0:00:00.025437385 17580       0x7b2cf0 WARN                    alsa
conf.c:4711:snd_config_expand: alsalib error: Parse arguments error: Invalid
argument
0:00:00.025443189 17580       0x7b2cf0 WARN                    alsa
pcm.c:2239:snd_pcm_open_noupdate: alsalib error: Unknown PCM
iec958:CARD=PCH,DEV=0:{AES0 0x02 AES1 0x82 AES2 0x00 AES3 0x02}
0:00:00.025457422 17580       0x7b2cf0 DEBUG                   alsa
gstalsa.c:469:gst_alsa_open_iec958_pcm:<alsasink0> failed opening IEC958
device: Invalid argument
0:00:00.025462405 17580       0x7b2cf0 INFO                    alsa
gstalsasink.c:318:gst_alsasink_getcaps:<alsasink0> returning caps audio/x-raw,
format=(string){ S16LE, S32LE }, layout=(string)interleaved, rate=(int)[ 32000,
192000 ], channels=(int)2, channel-mask=(bitmask)0x0000000000000003
ERROR: from element /GstPipeline:pipeline0/GstAc3Parse:ac3parse0: GStreamer
encountered a general stream error.
Additional debug info:
gstbaseparse.c(3188): gst_base_parse_loop ():
/GstPipeline:pipeline0/GstAc3Parse:ac3parse0:
streaming stopped, reason not-negotiated
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
/GstPipeline:pipeline0/GstAc3Parse:ac3parse0.GstPad:src: caps = NULL
Freeing pipeline ...

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