[FFmpeg-trac] #7506(ffmpeg:reopened): EIA-608 Closed Captions distortion on the output.

FFmpeg trac at avcodec.org
Tue Jan 22 19:57:34 EET 2019


#7506: EIA-608 Closed Captions distortion on the output.
------------------------------------+------------------------------------
             Reporter:  w_boba      |                    Owner:
                 Type:  defect      |                   Status:  reopened
             Priority:  normal      |                Component:  ffmpeg
              Version:  git-master  |               Resolution:
             Keywords:  cc fps      |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+------------------------------------
Changes (by w_boba):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 Exactly same problem with closed captions when using deinterlacing with
 frame doubler:

 {{{
 % ffmpeg.exe -y -v 99 -loglevel 99 -i sample-1min.ts -c:a aac -vf
 yadif=1:-1:0 -c:v libx264 sample-1min.mp4
 }}}

 Same CC data is attached to each frame produced from 2 fields.

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Ticket URL: <https://trac.ffmpeg.org/ticket/7506#comment:10>
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