On Mon, Feb 16, 2015 at 05:06:20PM -0300, James Almer wrote: > GCC 4.9.2 on a Core i5-4200U @ 1.60GHz, Linux x86_64 > > Before > 715487 decicycles in sao_edge_filter_8, 262144 runs, 0 skips > > After > 672104 decicycles in sao_edge_filter_8, 262144 runs, 0 skips > > Signed-off-by: James Almer <jamr...@gmail.com> > --- > Not like the C versions of these functions matter to a CPU like the above, > but > this could very well mean a couple extra fps for pre-SSSE3 CPUs with 8bit > hevc > content. > > Thanks to Zhaoxiu Zeng for inspiring this :P > > libavcodec/hevcdsp_template.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/libavcodec/hevcdsp_template.c b/libavcodec/hevcdsp_template.c > index 9ce7bf2..aeb142c 100644 > --- a/libavcodec/hevcdsp_template.c > +++ b/libavcodec/hevcdsp_template.c > @@ -325,7 +325,7 @@ static void FUNC(sao_band_filter_0)(uint8_t *_dst, > uint8_t *_src, > } > } > > -#define CMP(a, b) ((a) > (b) ? 1 : ((a) == (b) ? 0 : -1)) > +#define CMP(a, b) ((a > b) - (a < b))
LGTM [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Republics decline into democracies and democracies degenerate into despotisms. -- Aristotle
signature.asc
Description: Digital signature
_______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
