[FFmpeg-devel] [PATCH] Move ff_reverse to libavutil
Mon Nov 9 03:07:44 CET 2009
M?ns Rullg?rd <mans at mansr.com> writes:
> Michael Niedermayer <michaelni at gmx.at> writes:
>> On Sat, Nov 07, 2009 at 09:44:21PM +0100, Reimar D?ffinger wrote:
>>> On Sat, Nov 07, 2009 at 09:21:56PM +0100, Michael Niedermayer wrote:
>>> > On Sat, Nov 07, 2009 at 08:48:49PM +0100, Reimar D?ffinger wrote:
>>> > > Sorry if this is a bit confusing, this is basically carried over
>>> > > from a MPlayer discussion I think.
>>> > > The main question I'd say is whether ff_reverse should be moved to
>>> > > libavutil and independently from that whether it should be made part
>>> > > of the public API as av_reverse.
>>> > what advantage is there in moving it into libavutil?
>>> That MPlayer makes no effort to compiler without libavutil while
>>> it was once supposed to work without libavcodec.
>>> Not that I consider that really relevant, I suggested libavutil
>>> without really thinking about it.
>> Well, i dont mind moving it into lavutil if you think thats a good
>>> > about making it public, if some projects wants to use it iam fine with
>>> > that of course.
>>> So renaming ff_reverse to av_reverse and put extern declaration in
>>> avcodec.h? Or some other header?
> Many CPUs have bit reversal instructions. We should probably use
> those where possible if this is at all speed-critical.
Any comment on this? I don't want another av_log() situation.
mans at mansr.com
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