[Bug 680904] New: wavparse src can not link to audioconvert when using USB sound card

GStreamer (bugzilla.gnome.org) bugzilla at gnome.org
Tue Jul 31 06:55:07 PDT 2012


https://bugzilla.gnome.org/show_bug.cgi?id=680904
  GStreamer | gstreamer (core) | 0.10.36

           Summary: wavparse src can not link to audioconvert when using
                    USB sound card
    Classification: Platform
           Product: GStreamer
           Version: 0.10.36
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gstreamer (core)
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: soho123.2012 at gmail.com
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


Created an attachment (id=219977)
 --> (https://bugzilla.gnome.org/attachment.cgi?id=219977)
debug level 5 when play wav file

my gstreamer version has installed successfully:
gstreamer-0.10.36
gst-plugins-base-0.10.36
gst-plugins-good-0.10.31
gst-plugins-ugly-0.10.19
When I try to play wav audio to usb sound card,
it is fail,
the command I used :
gst-launch-0.10 -v filesrc location=/bin/audio_src_48k_le.wav !
wavparse ! audioconvert !audio/x-raw-int,
rate=48000,channels=2,width=16,endianness=4321 ! alsasink
device="hw:0,0"

the error is :
streaming task paused, reason not-linked (-1)
the error message is:
#
#
#
# gst-launch-0.10 -v filesrc location=/bin/audio_src_48k_le.wav ! wavparse !
aud
ioconvert !audio/x-raw-int, rate=48000,channels=2,width=16,endianness=4321 !
als
asink device="hw:0,0"
Setting pipeline to PAUSED ...
conf.c:snd_config_update_r:3661, configs=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3686, name=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3700, lf->name=/usr/share/alsa/alsa.conf

** (gst-launch-0.10:1188): WARNING **: gstwavparse.c,
gst_wavparse_stream_data,1836

** (gst-launch-0.10:1188): WARNING **: offset: 44 , end: 960044 ,
dataleft: 960000

** (gst-launch-0.10:1188): WARNING **: Fetching 7680 bytes of data
from the sinkpad
Pipeline is PREROLLING ...
conf.c:snd_config_update_r:3661, configs=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3686, name=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3700, lf->name=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3661, configs=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3686, name=/usr/share/alsa/alsa.conf
conf.c:snd_config_update_r:3700, lf->name=/usr/share/alsa/alsa.conf

** (gst-launch-0.10:1188): WARNING **: gstwavparse.c, gst_wavparse_loop,2074
ERROR: from element /GstPipeline:pipeline0/GstWavParse:wavparse0:
Internal data flow error.
Additional debug info:
gstwavparse.c(2122): gst_wavparse_loop ():
/GstPipeline:pipeline0/GstWavParse:wavparse0:
streaming task paused, reason not-linked (-1)
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
/GstPipeline:pipeline0/GstWavParse:wavparse0.GstPad:src: caps = NULL
Freeing pipeline ...
#

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