[Ffmpeg-devel] codec for real-time capturing
Fri Dec 9 18:44:26 CET 2005
On Fri, Dec 09, 2005 at 02:54:06PM +0100, Benjamin Larsson wrote:
> Zinetz Victor wrote:
> >Hi all
> >Could you advise please, which codec is the best for the real-time capturing
> >of movies and is quite efficient in terms of compression/speed requirements?
> >In details: i'm trying to capture surface of window (aprox. 600x400 px) in
> >video 12 times per second and later re-encode result in divx or mpeg. On my
> >computer (AthlonXP 2200 / 512 Mb) i have few dropped frames while capturing,
> >but on Celeron-1000 all very bad :(
> >Now best result is "mjpeg"; if i try to use "rawvideo" my harddrive is too
> >slow, "dvvideo" (i know about it because i play with digital camcoder at
> >home) work only with full pal-frame 720x576 px...
> >wbr, Victor
> Hi, try huffyuv or ffv1. They should be quite fast and good for
> intermediate storage.
No, both are much slower than mjpeg, especially ffv1 which uses
arithmetic coding. These codecs should only be used for OCD people who
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