[FFmpeg-trac] #1469(avfilter:new): Timecode too fast after Yadif

FFmpeg trac at avcodec.org
Wed Jun 20 09:41:57 CEST 2012


#1469: Timecode too fast after Yadif
-------------------------------------+-------------------------------------
             Reporter:  jangrewe     |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:  avfilter     |                  Version:  0.11.1
             Keywords:  yadif,       |               Blocked By:
  drawtext, timecode                 |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: The timecode added through the drawtext videofilter is
 running at 2x the framerate when yadif is used to deinterlace the source
 material

 How to reproduce:
 {{{
 $ /usr/local/bin/ffmpeg -y -threads 4 -i test.m2v -c:v libx264 -b:v 3072k
 -vf "yadif=1:1, crop=720:576:0:32, scale=640:480,
 drawtext=fontfile=/usr/share/fonts/truetype/ttf-bitstream-
 vera/VeraMono.ttf:fontsize=28:fontcolor=white:box=1:boxcolor=0x000000CC:x=(w-tw)/2:y=h-(2*lh):timecode='00\:00\:00\:00':rate=25"
 -pix_fmt yuv420p -f mp4 /srv/test.mp4


 ffmpeg version 0.11.1
 built on Jun 19 2012 16:28:33 with gcc 4.6.3
 configuration: --enable-gpl --enable-libfaac --enable-libmp3lame --enable-
 libx264 --enable-libxvid --enable-nonfree --enable-postproc --enable-
 libfreetype --enable-version3 --enable-x11grab --enable-libass --enable-
 fontconfig
 libavutil      51. 54.100 / 51. 54.100
 libavcodec     54. 23.100 / 54. 23.100
 libavformat    54.  6.100 / 54.  6.100
 libavdevice    54.  0.100 / 54.  0.100
 libavfilter     2. 77.100 /  2. 77.100
 libswscale      2.  1.100 /  2.  1.100
 libswresample   0. 15.100 /  0. 15.100
 libpostproc    52.  0.100 / 52.  0.100

 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1469>
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