[FFmpeg-trac] #1162(avcodec:new): Possible regression in mpeg4 decoding.

FFmpeg trac at avcodec.org
Mon Apr 2 22:31:07 CEST 2012


#1162: Possible regression in mpeg4 decoding.
-------------------------------------+-----------------------------------
             Reporter:  dalecurtis   |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  avcodec
              Version:  unspecified  |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-----------------------------------

Comment (by dalecurtis):

 dalecurtis at xorax /d/code/ffmpeg $ ./ffplay /var/www/HDI.m4v
 ffplay version N-39478-g2663540 Copyright (c) 2003-2012 the FFmpeg
 developers
   built on Apr  2 2012 13:29:31 with gcc 4.4.3
   configuration: --enable-gpl --enable-ffplay
   libavutil      51. 44.100 / 51. 44.100
   libavcodec     54. 12.100 / 54. 12.100
   libavformat    54.  3.100 / 54.  3.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 66.101 /  2. 66.101
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0. 10.100 /  0. 10.100
   libpostproc    52.  0.100 / 52.  0.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/var/www/HDI.m4v':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: mp41
     creation_time   : 2011-05-11 20:50:22
   Duration: 00:15:49.11, start: 0.000000, bitrate: 2408 kb/s
     Stream #0:0(eng): Video: mpeg4 (Simple Profile) (mp4v / 0x7634706D),
 yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 2331 kb/s, 29.97 fps, 29.97 tbr, 30k
 tbn, 29 tbc
     Metadata:
       creation_time   : 1945-05-10 20:50:22
       handler_name    :
                         VideoHandler
     Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
 s16, 70 kb/s
     Metadata:
       creation_time   : 1945-05-10 20:50:22
       handler_name    :
 [mpeg4 @ 0x187b1c0] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x187b1c0] my guess is 9 bits ;)
 [mpeg4 @ 0x187b1c0] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x187b1c0] header damaged
 [mpeg4 @ 0x186d480] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x186d480] my guess is 9 bits ;)
 [mpeg4 @ 0x186d480] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x186d480] header damaged
 [mpeg4 @ 0x1939ee0] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x1939ee0] my guess is 9 bits ;)
 [mpeg4 @ 0x1939ee0] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x1939ee0] header damaged
 [mpeg4 @ 0x193e040] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x193e040] my guess is 9 bits ;)
 [mpeg4 @ 0x193e040] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x193e040] header damaged
 [mpeg4 @ 0x1942180] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x1942180] my guess is 9 bits ;)
 [mpeg4 @ 0x1942180] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x1942180] header damaged
 [mpeg4 @ 0x19462c0] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x19462c0] my guess is 9 bits ;)
 [mpeg4 @ 0x19462c0] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x19462c0] header damaged
 [mpeg4 @ 0x194a400] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x194a400] my guess is 9 bits ;)
 [mpeg4 @ 0x194a400] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x194a400] header damaged
 [mpeg4 @ 0x194e540] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x194e540] my guess is 9 bits ;)
 [mpeg4 @ 0x194e540] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x194e540] header damaged
 [mpeg4 @ 0x1952680] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x1952680] my guess is 9 bits ;)
 [mpeg4 @ 0x1952680] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x1952680] header damaged
 [mpeg4 @ 0x1956840] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x1956840] my guess is 9 bits ;)
 [mpeg4 @ 0x1956840] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x1956840] header damaged
 [mpeg4 @ 0x195aa00] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x195aa00] my guess is 9 bits ;)
 [mpeg4 @ 0x195aa00] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x195aa00] header damaged
 [mpeg4 @ 0x195ebc0] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x195ebc0] my guess is 9 bits ;)
 [mpeg4 @ 0x195ebc0] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x195ebc0] header damaged
 [mpeg4 @ 0x1962d80] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x1962d80] my guess is 9 bits ;)
 [mpeg4 @ 0x1962d80] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x1962d80] header damaged
 [mpeg4 @ 0x1966f40] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x1966f40] my guess is 9 bits ;)
 [mpeg4 @ 0x1966f40] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x1966f40] header damaged
 [mpeg4 @ 0x196b100] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x196b100] my guess is 9 bits ;)
 [mpeg4 @ 0x196b100] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x196b100] header damaged
 [mpeg4 @ 0x187ac00] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x187ac00] my guess is 9 bits ;)
 [mpeg4 @ 0x187ac00] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x187ac00] header damaged
 [mpeg4 @ 0x187b1c0] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x187b1c0] my guess is 9 bits ;)
 [mpeg4 @ 0x187b1c0] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x187b1c0] header damaged
 [mpeg4 @ 0x186d480] hmm, seems the headers are not complete, trying to
 guess time_increment_bits
 [mpeg4 @ 0x186d480] my guess is 9 bits ;)
 [mpeg4 @ 0x186d480] Error, header damaged or not MPEG4 header (qscale=0)
 [mpeg4 @ 0x186d480] header damaged
    1.73 A-V: -0.006 fd=   0 aq=   12KB vq=   55KB sq=    0B f=0/0

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1162#comment:2>
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