[FFmpeg-devel] [PATCH][RFC] Lagarith Decoder.
Sun Aug 9 05:49:25 CEST 2009
On Sat, Aug 08, 2009 at 02:27:50PM -0600, Nathan Caldwell wrote:
> 2009/8/6 M?ns Rullg?rd <mans at mansr.com>:
> > Alexander Strange <astrange at ithinksw.com> writes:
> >> On Aug 6, 2009, at 5:06 PM, Nathan Caldwell wrote:
> >>> Here's my first attempt at a Lagarith decoder. At the moment it only
> >>> handles YV12 content, I do plan on adding in the other modes (RGB24,
> >>> YUY2, and RGBA). I just wanted some input on things that need changed
> >>> before I get too far along.
> >>> +static inline uint32_t clp2(uint32_t x)
> >> This name is kind of obscure.
> > Furthermore, this is generic enough that it could be useful somewhere
> > else some time. ?It should go in some header file with other similar
> > stuff. ?It can also be easily optimised on CPUs with bit-counting
> > instructions (e.g. CLZ).
> I was surprised there wasn't something like this already. The same
> goes for the planar->packed memcpy and packed memset. I was surprised
> there wasn't anything like that already. Both are currently unused
there is, interleaveBytes() in swscale at least
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
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