[FFmpeg-user] Better way to cut parts out of a long video?

Cecil Westerhof Cecil at decebal.nl
Mon Jun 13 13:26:45 EEST 2022

Rob Hallam <ffmpeg at roberthallam.com> writes:

> On Mon, 13 Jun 2022 at 10:40, Cecil Westerhof via ffmpeg-user
> <ffmpeg-user at ffmpeg.org> wrote:
>> I know that because of iframes you need to put the inputfile before
>> the start and to parameters if you want to sure that the start time is
>> correctly used. Because of this I defined the following function.
> (snip)
> Have you tried seeking (-ss) before input to test if it is accurate
> enough for you? It would certainly be faster.

That could very seldom work, but is certainly not a general solution.
In the past I was told to do it like this because it was faster. Then
I got problems with the output and was told how iframes work.

Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof

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