[FFmpeg-trac] #8430(avcodec:new): Regression in pnm parsing at commit 9fc1031ac2e8691e0140854d727b58cb62431b2b

[FFmpeg]

#8430: Regression in pnm parsing at commit
9fc1031ac2e8691e0140854d727b58cb62431b2b
-------------------------------------+-------------------------------------
             Reporter:  symphorien   |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  pnm          |               Blocked By:
  regression                         |
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * keywords:   => pnm regression
 * priority:  normal => important
 * version:  4.2 => git-master
 * component:  undetermined => avcodec
 * reproduced:  0 => 1


Comment:

 {{{
 $ ffmpeg -f lavfi -i testsrc2=s=hd1080 -f rawvideo -vframes 241 -vcodec
 ppm out
 }}}
 {{{
 $ cat out | ffmpeg -f image2pipe -vcodec ppm -i - -f null -
 ffmpeg version N-96058-g8b5ef2dcff Copyright (c) 2000-2019 the FFmpeg
 developers
   built with clang version 8.0.1 (tags/RELEASE_801/final 366581)
   configuration: --cc=clang --enable-gpl --enable-gnutls --enable-libxml2
 --enable-libx264 --enable-libx265 --enable-libvpx --enable-libaom
   libavutil      56. 36.101 / 56. 36.101
   libavcodec     58. 65.100 / 58. 65.100
   libavformat    58. 35.101 / 58. 35.101
   libavdevice    58.  9.101 / 58.  9.101
   libavfilter     7. 68.100 /  7. 68.100
   libswscale      5.  6.100 /  5.  6.100
   libswresample   3.  6.100 /  3.  6.100
   libpostproc    55.  6.100 / 55.  6.100
 [image2pipe @ 0x3460f40] Stream #0: not enough frames to estimate rate;
 consider increasing probesize
 Input #0, image2pipe, from 'pipe:':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: ppm, rgb24, 1920x1080, 25 tbr, 25 tbn, 25 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (ppm (native) -> wrapped_avframe (native))
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf58.35.101
     Stream #0:0: Video: wrapped_avframe, rgb24, 1920x1080, q=2-31, 200
 kb/s, 25 fps, 25 tbn, 25 tbc
     Metadata:
       encoder         : Lavc58.65.100 wrapped_avframe
 Error while decoding stream #0:0: Invalid data found when processing input
     Last message repeated 1 times
 frame=  240 fps= 62 q=-0.0 Lsize=N/A time=00:00:09.60 bitrate=N/A
 speed=2.49x
 video:126kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/8430#comment:1>
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