[FFmpeg-user] Best way to reduce video resolution from 1280x720 to 640x480

jd1008 jd1008 at gmail.com
Fri Jan 30 03:46:00 CET 2015


Input file is 3gp4 and was recorded at 30fps, 155k bitrate, at 1280x720 
resolution.
I want to reduce it to 640x480.

Thanx.


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