[Bug 558962] New: M4A files give ´This file contains no playable streams.´ on PPC

GStreamer (bugzilla.gnome.org) bugzilla-daemon at bugzilla.gnome.org
Sun Nov 2 10:15:00 PST 2008


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  GStreamer | gst-plugins-bad | Ver: 0.10.20
           Summary: M4A files give ´This file contains no playable
                    streams.´ on PPC
           Product: GStreamer
           Version: 0.10.20
          Platform: Other
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins-bad
        AssignedTo: gstreamer-bugs at lists.sourceforge.net
        ReportedBy: hanwen at xs4all.nl
         QAContact: gstreamer-bugs at lists.sourceforge.net
     GNOME version: 2.21/2.22
   GNOME milestone: Unspecified


$ faad -o /tmp/out.wav Music/Steve\ Martland/Patrol/01\ Danceworks_\ Dance\
1.m4a 

generates a correct .wav file of my AAC file.  Trying to load it into rhythmbox
or GST yields


$ gst-launch-0.10 playbin uri=file:///home/hanwen/Music/Steve\
Martland/Patrol/01\ Danceworks_\ Dance\ 1.m4a 
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
ERROR: from element /playbin0/decodebin0/qtdemux0: This file contains no
playable streams.
Additional debug info:
qtdemux.c(1815): gst_qtdemux_loop (): /playbin0/decodebin0/qtdemux0:
no known streams found
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
FREEING pipeline ...



The FAAD plugin is known to GST,

$ gst-inspect|grep faad
faad:  faad: AAC audio decoder

$ rpm -qa | grep gstreamer 
gstreamer-plugins-bad-extras-0.10.7-1.lvn9.ppc
gstreamer-plugins-ugly-0.10.8-1.lvn9.ppc
gstreamer-plugins-flumpegdemux-0.10.15-2.fc9.ppc
gstreamer-plugins-bad-devel-0.10.7-1.lvn9.ppc
totem-gstreamer-2.23.2-7.fc9.ppc
gstreamer-plugins-base-devel-0.10.19-2.fc9.ppc
gstreamer-plugins-schroedinger-1.0.3-2.fc9.ppc
gstreamer-plugins-pulse-0.9.5-0.5.svn20070924.fc9.ppc
gstreamer-python-0.10.11-2.fc9.ppc
gstreamer-plugins-base-0.10.19-2.fc9.ppc
gstreamer-plugins-farsight-0.12.7-2.fc9.ppc
gstreamer-ffmpeg-0.10.4-1.lvn9.ppc
gstreamer-devel-0.10.20-1.fc9.ppc
gstreamer-plugins-bad-0.10.7-1.lvn9.ppc
gstreamer-plugins-good-devel-0.10.8-8.fc9.ppc
gstreamer-0.10.20-1.fc9.ppc
gstreamer-tools-0.10.20-1.fc9.ppc
gstreamer-plugins-good-0.10.8-8.fc9.ppc

$ rpm -qa | grep faad
xmms-faad2-2.6.1-3.lvn9.ppc
faad2-libs-2.6.1-3.lvn9.ppc
faad2-2.6.1-3.lvn9.ppc
faad2-devel-2.6.1-3.lvn9.ppc

It does work with on x86. Checking the above list for differences with my
thinkpad t60 (which runs Fedora 9 too), I have

[hanwen at haring Music]$ diff -u x86 ppc
--- x86 2008-11-02 16:07:55.000000000 -0200
+++ ppc 2008-11-02 16:08:36.000000000 -0200
@@ -18,9 +18,5 @@
 gstreamer-plugins-ugly-0.10.8-1.lvn9
 gstreamer-python-0.10.11-2.fc9
 gstreamer-tools-0.10.20-1.fc9
-phonon-backend-gstreamer-4.2.0-5.fc9
-ruby-gstreamer-0.17.0-2.fc9
 totem-gstreamer-2.23.2-7.fc9
 xmms-faad2-2.6.1-3.lvn9


Could this be some endianness error in the AAC detection logic?

I think this problem was introduced when I upgraded my machine from Fedora 8 to
Fedora 9.


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