[FFmpeg-user] Proper way to reverse PAL Speed up?

Carl Eugen Hoyos cehoyos at ag.or.at
Sat Feb 2 23:22:18 CET 2013

Bernd Butscheidt <bbutscheidt <at> yahoo.de> writes:

> /extern07/ffmpeg_neu/ffmpeg/ffmpeg -y -i Sport_HD.ts -vsync 1 
> -map 0:0 -vcodec libx264 -preset veryfast -x264opts 
> crf=12:videoformat=undef:force-cfr -map 0:4,0:0 -acodec ac3 
> -ab 448k -filter:v setpts=25025/24000*PTS,hqdn3d,delogo=60:48:126:46:5 
> -filter:a asetpts=25025/24000*PTS+0.300 
> TB,aresample=48000:async=1:min_comp=0.01:comp_duration=1:
> max_soft_comp=100000000:min_hard_comp=0.3
> -f matroska -r 24000/1001 Sport_HD_ntsc.mkv

Why do you need the setpts, the asetpts and the aresample 
filter and the extended map option in your example?

Alternatively, please provide a sample.

Carl Eugen

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