[FFmpeg-devel] (new) intermediate codec

[Michael Niedermayer]

On Thu, Mar 10, 2011 at 09:23:35PM +0100, Lars T?uber wrote:
> On Thu, 10 Mar 2011 21:02:38 +0100 Michael Niedermayer <michaelni at gmx.at> wrote:
> > On Thu, Mar 10, 2011 at 08:58:00PM +0100, Lars T?uber wrote:
> > > Hi Michael,
> > > 
> > > On Thu, 10 Mar 2011 10:03:43 +0100 Michael Niedermayer <michaelni at gmx.at> wrote:
> > > > Dont forget testing multithreaded ffv1.2
> > > > 
> > > 
> > > is this irony or do you really work on a multithreading capable version of ffv1?
> > 
> > set version=2 in ffv1.c
> > 
> 
> I just had a short look.

I am just the author


> 
> version=2 seems to be disabled on purpose somehow:
> line 1010:
>     av_assert0(s->version>=2);
> 

> And is this really scaling on a modern cpu? This reads like it supports max 4 threads:
>     if(s->version>1){
>         s->num_h_slices=2;
>         s->num_v_slices=2;
>         write_extra_header(s);
>     }

You can put larger numbers in there
version 2 is disabled because its work in progress code, once finished these
would be accessable through the command line of course


[...]
--
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No snowflake in an avalanche ever feels responsible. -- Voltaire
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