[FFmpeg-trac] #5187(avfilter:new): Green lines with fieldmatch

FFmpeg trac at avcodec.org
Mon Jan 25 02:21:41 CET 2016


#5187: Green lines with fieldmatch
--------------------------------------+------------------------------------
               Reporter:  cehoyos     |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  normal      |              Component:  avfilter
                Version:  git-master  |               Keywords:  fieldmatch
             Blocked By:              |               Blocking:
Reproduced by developer:  0           |  Analyzed by developer:  0
--------------------------------------+------------------------------------
 Some resolutions (?) lead to green bottom lines with fieldmatch.
 {{{
 $ ffmpeg -i test_720x486i_dotcrawl_cut.avi -vf fieldmatch -qscale 2
 out.avi
 ffmpeg version N-78043-g1d8f9b7 Copyright (c) 2000-2016 the FFmpeg
 developers
   built with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      55. 14.100 / 55. 14.100
   libavcodec     57. 22.100 / 57. 22.100
   libavformat    57. 23.100 / 57. 23.100
   libavdevice    57.  0.100 / 57.  0.100
   libavfilter     6. 27.100 /  6. 27.100
   libswscale      4.  0.100 /  4.  0.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 Input #0, avi, from 'test_720x486i_dotcrawl_cut.avi':
   Metadata:
     encoder         : Lavf57.22.100
   Duration: 00:00:01.70, start: 0.000000, bitrate: 11370 kb/s
     Stream #0:0: Video: mpeg4 (Simple Profile) (FMP4 / 0x34504D46),
 yuv420p, 720x486 [SAR 10:11 DAR 400:297], 11563 kb/s, 29.97 fps, 29.97
 tbr, 29.97 tbn, 30k tbc
 Please use -q:a or -q:v, -qscale is ambiguous
 Output #0, avi, to 'out.avi':
   Metadata:
     ISFT            : Lavf57.23.100
     Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 720x486 [SAR
 10:11 DAR 400:297], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc
     Metadata:
       encoder         : Lavc57.22.100 mpeg4
     Side data:
       unknown side data type 10 (24 bytes)
 Stream mapping:
   Stream #0:0 -> #0:0 (mpeg4 (native) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 frame=   51 fps=0.0 q=2.0 Lsize=    1756kB time=00:00:01.70
 bitrate=8452.7kbits/s speed=9.69x
 video:1749kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.391348%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5187>
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