[FFmpeg-trac] #285(FFmpeg:new): RTSP h264 video stream always reports corrupted macroblock

FFmpeg trac at avcodec.org
Tue Jun 21 09:12:51 CEST 2011


#285: RTSP h264 video stream always reports corrupted macroblock
------------------------+----------------------
Reporter:  bovine       |       Owner:  michael
    Type:  defect       |      Status:  new
Priority:  normal       |   Component:  FFmpeg
 Version:  unspecified  |  Resolution:
Keywords:               |  Blocked By:
Blocking:               |  Reproduced:  0
Analyzed:  0            |
------------------------+----------------------

Comment (by burek):

 I'm getting the same results:


 {{{
 $ ffmpeg -i Downloads/bovine-video-H264-1
 ffmpeg version git-N-30845-gbde8055, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Jun 18 2011 23:44:20 with gcc 4.6.1 20110526 (prerelease)
   configuration: --enable-static --enable-gpl --enable-nonfree --enable-
 postproc --enable-runtime-cpudetect --enable-bzlib --enable-libfaac
 --enable-libopenjpeg --enable-libx264 --enable-zlib --enable-libaacplus
   libavutil    51.  9. 0 / 51.  9. 0
   libavcodec   53.  7. 0 / 53.  7. 0
   libavformat  53.  4. 0 / 53.  4. 0
   libavdevice  53.  1. 1 / 53.  1. 1
   libavfilter   2. 18. 0 /  2. 18. 0
   libswscale    0. 14. 1 /  0. 14. 1
   libpostproc  51.  2. 0 / 51.  2. 0
 [h264 @ 0xa31d200] corrupted macroblock 100 12 (total_coeff=-1)
 [h264 @ 0xa31d200] error while decoding MB 100 12
 [h264 @ 0xa31d200] concealing 6093 DC, 6093 AC, 6093 MV errors
 [h264 @ 0xa31d200] Invalid level prefix
 [h264 @ 0xa31d200] error while decoding MB 45 14
 [h264 @ 0xa31d200] concealing 5892 DC, 5892 AC, 5892 MV errors
 [h264 @ 0xa31d200] concealing 5847 DC, 5847 AC, 5847 MV errors
 [h264 @ 0xa31d200] concealing 5840 DC, 5840 AC, 5840 MV errors
 [h264 @ 0xa31d200] corrupted macroblock 92 14 (total_coeff=-1)
 [h264 @ 0xa31d200] error while decoding MB 92 14
 [h264 @ 0xa31d200] concealing 5845 DC, 5845 AC, 5845 MV errors
 [h264 @ 0xa31d200] corrupted macroblock 101 12 (total_coeff=-1)
 [h264 @ 0xa31d200] error while decoding MB 101 12
 [h264 @ 0xa31d200] concealing 6092 DC, 6092 AC, 6092 MV errors
 [h264 @ 0xa31d200] illegal POC type 4
 [h264 @ 0xa31b340] Estimating duration from bitrate, this may be
 inaccurate

 Seems stream 0 codec frame rate differs from container frame rate: 15.00
 (15/1) -> 7.50 (15/2)
 Input #0, h264, from 'Downloads/bovine-video-H264-1':
   Duration: N/A, bitrate: N/A
     Stream #0.0: Video: h264 (High), yuvj420p, 2048x1944, 7.50 fps, 7.50
 tbr, 1200k tbn, 15 tbc
 At least one output file must be specified
 }}}

-- 
Ticket URL: <http://ffmpeg.org/trac/ffmpeg/ticket/285#comment:3>
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