[gstreamer-bugs] [Bug 396042] qtdemux fails to redirect properly for Apple stream

GStreamer (bugzilla.gnome.org) bugzilla-daemon at bugzilla.gnome.org
Sun Jan 14 11:56:02 PST 2007


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  GStreamer | gstreamer (core) | Ver: HEAD CVS


Andy Wingo changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |wingo at pobox.com




------- Comment #2 from Andy Wingo  2007-01-14 19:54 UTC -------
The typefind function appears to be borked, here's the result of stepping
through mpeg4_video_type_find:

1329        data = gst_type_find_peek (tf, offset, 4);
(gdb) 
1330        if (data && data[0] == 0 && data[1] == 0 && data[2] == 1) {
(gdb) 
1331          int sc = data[3];
(gdb) 
1333          if (sc == 0xB0)           /* visual_object_sequence_start_code */
(gdb) 
1335          else if (sc == 0xB5)      /* visual_object_start_code */
(gdb) 
1337          else if (sc >= 0x00 && sc <= 0x1F) {      /*
video_object_start_code */
(gdb) 
1340          } else if (sc >= 0x20 && sc <= 0x2F) {    /*
video_object_layer_start_code */
(gdb) 
1341            if (seen_vos) {
(gdb) 
1329        data = gst_type_find_peek (tf, offset, 4);

offset is never updated, so it loops forever.


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