[FFmpeg-user] Inverse Telecine with fieldmatch filter

[Lou]

On Tue, 25 Jun 2013 10:52:07 -0500
"L. Lee" <llee040 at sbcglobal.net> wrote:

> Why does neither of the following commands result in removing black bars
> for current playback?
> 
> ffplay -i Blockyclip_mpg.mpg -vf "cropdetect=24:16:0"
> 
> ffplay -i Blockyclip_mpg.mpg -vf "cropdetect=24:16:1000"

From the cropdetect documentation:

  "Calculate necessary cropping parameters and prints the recommended
   parameters through the logging system."

It does not automatically provide any cropping as far as I know.

http://ffmpeg.org/ffmpeg-filters.html#cropdetect