[FFmpeg-devel] FFV1 Specification

Peter B. pb at das-werkstatt.com
Sun Apr 8 22:37:23 CEST 2012

On 04/08/2012 02:37 PM, Loren Merritt wrote:
> In MPEG*, the entropy coder never keeps state between frames, so pixel
> prediction is the only thing that can be inter or not.
> FFV1 lacks inter prediction of pixels, but can keep entropy coder state,
> so it has inter frames for a different reason than MPEG does.
I think I get the idea. Thanks for explaining.
In practice, for example, when storing FFv1 in an AVI container, having
a GOP > 1 would that mark the inter frames (where the context model is
not reset) as I-Frames or not?


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