[FFmpeg-trac] #6214(avcodec:open): raw dnxhd corrupted

[FFmpeg]

#6214: raw dnxhd corrupted
-------------------------------------+-------------------------------------
             Reporter:  ronag        |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  dnxhd        |               Blocked By:
  regression                         |  Reproduced by developer:  1
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * status:  new => open
 * reproduced:  0 => 1
 * component:  undetermined => avcodec
 * priority:  normal => important
 * version:  unspecified => git-master
 * keywords:  dnxhd => dnxhd regression


Comment:

 Regression since ed0dc14ebba1d2e65fe39b7e8c10359adbfba36f
 The third of the four attached frames is not decoded / parsed.
 {{{
 $ ffmpeg -i ST01489A_cut.dnxhd -f framecrc -
 ffmpeg version N-83721-g55196e5 Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      55. 47.101 / 55. 47.101
   libavcodec     57. 82.100 / 57. 82.100
   libavformat    57. 66.103 / 57. 66.103
   libavdevice    57.  3.100 / 57.  3.100
   libavfilter     6. 74.100 /  6. 74.100
   libswscale      4.  3.101 /  4.  3.101
   libswresample   2.  4.100 /  2.  4.100
   libpostproc    54.  2.100 / 54.  2.100
 Input #0, dnxhd, from 'ST01489A_cut.dnxhd':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: dnxhd (DNXHD), yuv422p(bt709/unknown/unknown),
 1920x1080, 25 fps, 25 tbr, 1200k tbn, 25 tbc
 #software: Lavf57.66.103
 #tb 0: 1/25
 #media_type 0: video
 #codec_id 0: rawvideo
 #dimensions 0: 1920x1080
 #sar 0: 0/1
 Output #0, framecrc, to 'pipe:':
   Metadata:
     encoder         : Lavf57.66.103
     Stream #0:0: Video: rawvideo (Y42B / 0x42323459), yuv422p, 1920x1080,
 q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc
     Metadata:
       encoder         : Lavc57.82.100 rawvideo
 Stream mapping:
   Stream #0:0 -> #0:0 (dnxhd (native) -> rawvideo (native))
 Press [q] to stop, [?] for help
 [dnxhd @ 0x29122a0] buffer too small (0 < 640).
 0,          0,          0,        1,  4147200, 0x2b31c250
 0,          1,          1,        1,  4147200, 0x718d54bd
 0,          4,          4,        1,  4147200, 0x79750101
     Last message repeated 1 times
 Error while decoding stream #0:0: Invalid data found when processing input
 frame=    3 fps=0.0 q=-0.0 Lsize=       0kB time=00:00:00.20 bitrate=
 11.6kbits/s speed=7.17x
 video:12150kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6214#comment:6>
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