[FFmpeg-devel] [PATCH][RFC] Lagarith Decoder.
Sun Aug 9 18:26:11 CEST 2009
On Sat, Aug 8, 2009 at 9:49 PM, Michael Niedermayer<michaelni at gmx.at> wrote:
> 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
Am I allowed to use this in avcodec, however?
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