[FFmpeg-trac] #2077(avformat:new): Realmedia rv40 file cannot be demuxed

[FFmpeg]

#2077: Realmedia rv40 file cannot be demuxed
--------------------------------------+-----------------------------------
               Reporter:  cehoyos     |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  normal      |              Component:  avformat
                Version:  git-master  |               Keywords:  real rv40
             Blocked By:              |               Blocking:
Reproduced by developer:  0           |  Analyzed by developer:  0
--------------------------------------+-----------------------------------
 A user uploaded a sample that plays fine with MPlayer:
 $ mplayer problem.rm -demuxer real -vc ffrv40
 Decoding fails with mplayer -demuxer lavf and FFmpeg.
 {{{
 $ ffmpeg -i problem.rm
 ffmpeg version N-48268-gba34e56 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Dec 29 2012 06:41:55 with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl --disable-indev=jack
   libavutil      52. 12.100 / 52. 12.100
   libavcodec     54. 81.100 / 54. 81.100
   libavformat    54. 50.104 / 54. 50.104
   libavdevice    54.  3.102 / 54.  3.102
   libavfilter     3. 30.101 /  3. 30.101
   libswscale      2.  1.103 /  2.  1.103
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  2.100 / 52.  2.100
 [rm @ 0x21cf500] Unsupported stream type 000003a4
 [rm @ 0x21cf500] Unsupported stream type 00000292
 [rm @ 0x21cf500] DATA tag in middle of chunk, file may be broken.
 [rm @ 0x21cf500] DTS discontinuity in stream 3: packet 8 with DTS 2235389,
 packet 9 with DTS 8451993
 [rm @ 0x21cf500] DTS discontinuity in stream 3: packet 12 with DTS
 8460526, packet 13 with DTS 311043454
 [rm @ 0x21cf500] DTS discontinuity in stream 3: packet 30 with DTS 164687,
 packet 31 with DTS 209101495
 [rm @ 0x21cf500] DTS discontinuity in stream 3: packet 62 with DTS
 8520781, packet 63 with DTS 914045114
 [rm @ 0x21cf500] DTS discontinuity in stream 3: packet 69 with DTS
 8462776, packet 70 with DTS 916838991
 [rm @ 0x21cf500] DTS discontinuity in stream 3: packet 74 with DTS 17256,
 packet 75 with DTS 51380227
 [rm @ 0x21cf500] max_analyze_duration 5000000 reached at 5000000
 Input #0, rm, from 'problem.rm':
   Metadata:
     Audiences       : 16k Substream for 28k Dial-up;28k Dial-up;56k Dial-
 up;256k DSL or Cable;
     audioMode       : music
     Creation Date   : 4/30/2005 11:23:03
     Generated By    : RealProducer(R) Plus 10.0 for Windows, Build
 10.0.0.545
     Modification Date: 4/30/2005 11:29:42
     videoMode       : normal
     ASMRuleBook     : #($Bandwidth < 20000),Stream7Bandwidth = 10000,
 Stream8Bandwidth = 6000;#($Bandwidth >= 20000) && ($Bandwidth <
 34000),Stream7B
     title           :
     author          :
     copyright       : (C) 2004
     comment         :
   Duration: 00:03:43.49, start: 0.000000, bitrate: 292 kb/s
     Stream #0:0: Data: none
     Stream #0:1: Data: none
     Stream #0:2: Video: rv40 (RV40 / 0x30345652), yuv420p, 360x288, 10
 kb/s, 15 fps, 15 tbr, 1k tbn, 1k tbc
     Stream #0:3: Video: rv40 (RV40 / 0x30345652), yuv420p, 360x288, 12
 kb/s, 15 fps, 15 tbr, 1k tbn, 1k tbc
     Stream #0:4: Video: rv40 (RV40 / 0x30345652), yuv420p, 360x288, 26
 kb/s, 15 fps, 15 tbr, 1k tbn, 1k tbc
     Stream #0:5: Video: rv40 (RV40 / 0x30345652), yuv420p, 360x288, 180
 kb/s, 25 fps, 25 tbr, 1k tbn, 1k tbc
     Stream #0:6: Audio: cook (cook / 0x6B6F6F63), 8000 Hz, mono, fltp, 6
 kb/s
     Stream #0:7: Audio: cook (cook / 0x6B6F6F63), 8000 Hz, mono, fltp, 8
 kb/s
     Stream #0:8: Audio: cook (cook / 0x6B6F6F63), 44100 Hz, stereo, fltp,
 44 kb/s
     Stream #0:9: Video: rv40 (RV40 / 0x30345652), yuv420p, 360x288, 10
 kb/s, 15 fps, 15 tbr, 1k tbn, 1k tbc
 At least one output file must be specified
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2077>
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