[FFmpeg-user] Speed up Transcode
Carl Eugen Hoyos
cehoyos at ag.or.at
Fri Dec 6 14:02:08 CET 2013
<peace <at> aleksandrsolzhenitsyn.net> writes:
> Notebooks <at> Notebook-laptop:~/Videos$ ffmpeg -i Input.MTS
> -deinterlace -target ntsc-dvd Output.mpeg
Afaict, hardware is the limiting factor (I get
ten times realtime here).
Consider using -vf yadif instead of -deinterlace
which I suspect is a deprecated option.
> Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448),
> yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 59.94 tbr,
> 90k tbn, 59.94 tbc
Unrelated:
Are you sure the stream is interlaced and not telecined?
It is a bad idea to use a deinterlacer on a telecined
input stream.
Carl Eugen
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