[FFmpeg-devel] donation for snow

Lars Täuber lars.taeuber
Thu Nov 6 19:58:56 CET 2008


Hi Nicolas,

On Thu, 6 Nov 2008 19:30:45 +0100 Nicolas George <nicolas.george at normalesup.org> wrote:
> Hi.
> 
> Le sextidi 16 brumaire, an CCXVII, Lars T?uber a ?crit?:
> > - lossless mode (intra-frame-only mode) would be nice
> 
> Excuse-me, but is your parenthesized text supposed to imply that intra-frame
> only is the same as lossless?

no this was written misleading. I'm sorry.
I meant it would be nice to have a lossless mode. And with a lower importance (and very easy to implement?) it would be nice to have an intra-frame-only mode to.

> If so, you are mistaken. There is no implication between lossless and
> intra-only: you can have lossy codecs with only intra-frames (MJPEG, DV),
> and lossless codecs with a lot of P-frames and even B-frames (FLIC (does
> anyone remember this?), H.264 with quantizer 0).

You're absolutely right.

Lars




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