[FFmpeg-user] Mjpeg mp4 concat issue

[Paul B Mahol]

On 9/11/13, balasubramanya <bbalu123 at rediffmail.com> wrote:
> Thanks Carl for your reply and also suggestions.
>
>  I tried the same scenario even with latest ffmpeg git. The issue is still
> there.
>
> In other cases where I had to concatenate mp4 files(with h264 and mpeg4
> videos) I converted them to mpegts before concating them back to mp4. In
> this case(where the video is mjpeg) the mpegts doesn't support mjpeg. Due
> to
> this I had convert it to avi before concating it back to mp4.
>
> The issue is happening due to the framerate change. Original contents are
> of
> 20fps where as concatenated files are with 0.75fps.
>
> Is there any other method to concat mp4 mjpeg content without re-encoding?

Carl already mentioned concat demuxer, even with link to documentation.

> Can anyone help on this?
>
> Regards,
> Bala
>
>
>
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