[FFmpeg-trac] #6501(undetermined:new): fix decoding some gdv samples

[FFmpeg]

#6501: fix decoding some gdv samples
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 attached files fails to decode for whatever reason:

 http://cd.textfiles.com/cdzone/cdzone36/GDV/LOC0/WINBOXDN.GDV
 http://cd.textfiles.com/cdzone/cdzone36/GDV/LOC0/SPEAKER.GDV

 {{{
 {{{
 C:\>ffmpeg -i C:\WINBOXDN.GDV out.mov
 ffmpeg version 3.3.git Copyright (c) 2000-2017 the FFmpeg developers
   built with gcc 4.6.2 (GCC)
   configuration: --disable-pthreads --enable-gpl --disable-ffprobe
   libavutil      55. 67.100 / 55. 67.100
   libavcodec     57.100.102 / 57.100.102
   libavformat    57. 75.100 / 57. 75.100
   libavdevice    57.  7.100 / 57.  7.100
   libavfilter     6. 94.100 /  6. 94.100
   libswscale      4.  7.101 /  4.  7.101
   libswresample   2.  8.100 /  2.  8.100
   libpostproc    54.  6.100 / 54.  6.100
 [gdv @ 0234d7c0] Warning: not compiled with thread support, using thread
 emulati
 on
 [pcm_u8 @ 024b8560] Warning: not compiled with thread support, using
 thread emul
 ation
 Guessed Channel Layout for Input Stream #0.1 : mono
 Input #0, gdv, from 'C:\WINBOXDN.GDV':
   Duration: 00:00:05.92, start: 0.000000, bitrate: 1293 kb/s
     Stream #0:0: Video: gdv, pal8, 320x400, 12 fps, 12 tbr, 12 tbn, 12 tbc
     Stream #0:1: Audio: pcm_u8, 11025 Hz, mono, u8, 88 kb/s
 [gdv @ 024d9c00] Warning: not compiled with thread support, using thread
 emulati
 on
 [pcm_u8 @ 024b9b00] Warning: not compiled with thread support, using
 thread emul
 ation
 Stream mapping:
   Stream #0:0 -> #0:0 (gdv (native) -> mpeg4 (native))
   Stream #0:1 -> #0:1 (pcm_u8 (native) -> aac (native))
 Press [q] to stop, [?] for help
 [aac @ 02346dc0] Warning: not compiled with thread support, using thread
 emulati
 on
 [aac @ 02346dc0] Too many bits 6408.707483 > 6144 per frame requested,
 clamping
 to max
 Error while decoding stream #0:0: Invalid data found when processing input
     Last message repeated 70 times
 Finishing stream 0:0 without any data written to it.
 [mpeg4 @ 0259e1c0] Warning: not compiled with thread support, using thread
 emula
 tion
 Output #0, mov, to 'out.mov':
   Metadata:
     encoder         : Lavf57.75.100
     Stream #0:0: Video: mpeg4 (mp4v / 0x7634706D), yuv420p, 320x400,
 q=2-31, 200
  kb/s, 12 fps, 12288 tbn, 12 tbc
     Metadata:
       encoder         : Lavc57.100.102 mpeg4
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
     Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 11025 Hz, mono,
 fltp, 66 k
 b/s
     Metadata:
       encoder         : Lavc57.100.102 aac
 frame=    0 fps=0.0 q=0.0 Lsize=      42kB time=00:00:05.94 bitrate=
 58.5kbits/
 s speed=54.3x
 video:0kB audio:41kB subtitle:0kB other streams:0kB global headers:0kB
 muxing ov
 erhead: 2.511270%
 [aac @ 02346dc0] Qavg: 19496.015
 }}}
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6501>
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