[FFmpeg-devel] ffmpeg skips the first I-frame in my cameras mp4 files
Sat Aug 8 07:55:34 CEST 2009
William R. Zwicky wrote:
> Now that I've answered a question you didn't ask, perhaps I can ask a
> question you can't answer. =^p
> I just got an HD camcorder (Sanyo FH1), and am trying to edit the files
> with purely open-source tools. Cinelerra works brilliantly but can't
> directly edit mp4 files, so I need to pre-process them with ffmpeg.
> Unfortunately the first second of video is corrupted on every file it
> converts. It looks like ffmpeg skips over the first I-frame, and only
> processes the P-frames. As soon as the next I-frame comes along, the
> output clears up and looks fine.
I suggest you upload a sample file as described in
http://ffmpeg.org/bugreports.html . It is very unlikely anyone can help
you without having a sample to look at...
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