[FFmpeg-devel] [PATCH] RoQ video encoder, take 2

Michael Niedermayer michaelni
Mon May 28 16:25:14 CEST 2007

On Mon, May 28, 2007 at 04:24:45PM +0200, Reimar Doeffinger wrote:
> Hello,
> On Mon, May 28, 2007 at 03:19:29PM +0200, Michael Niedermayer wrote:
> > On Sun, May 27, 2007 at 06:23:11PM +0200, Reimar D?ffinger wrote:
> > > I disagree, the int_fast*_t types are useless, they rarely are related
> > > to reality. E.g. int_fast8_t on x86 is 8 bit, but that will be significantly
> > > slower when used as e.g. array index. Even if not it won't really be any
> > 
> > submit a bugreport to the responsible red^H^H^Hgnu toolchain devels
> If anything the bug is in the C spec for giving it a name that promises
> something that can't be done. Something like uint_native8_t would be

hmm, hmm
it could be done

for example int_fast*_t could be defined as a type which is at least 8bit
and which should be fast for the opertaions it is used in
and that 2 int_fastX_t variables can differ in their type, which also
would cause sizeof(int_fast*_t) to be invalid C


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Freedom in capitalist society always remains about the same as it was in
ancient Greek republics: Freedom for slave owners. -- Vladimir Lenin
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