[FFmpeg-user] Inaccurate trimming with re-encoding

Dave P lists.davep at gmail.com
Mon Aug 5 17:03:30 CEST 2013


On Aug 5, 2013 10:26 AM, "cmharwood89" <cmharwoo at umich.edu> wrote:
>
> @thljcl - Yes, I'm cutting a section from a longer video. I have an camera
> running continuously during physics experiments and I need to segment the
> master video into individual movies for each experimental condition.
>
> @Mark Himsley - I know that the square brackets are optional, but I need
the
> millisecond resolution to precisely locate the frame I want. I need to cut
> the video at exactly the frame where an LED turns on. From my reading, it
> looks like there's not a way to specify a cutting point by frame number,
so
> the HH:MM:SS[.ms] format is the only way to get the precision I need.

The select filter mentioned in this recent thread might help:
lists.ffmpeg.org/pipermail/ffmpeg-user/2013-July/016291.html


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