[SCM] libav/experimental: Change wraper functions to always inline, they are faster now that way. 1% faster MBAFF decoding overall, maybe ~0.1% faster for the cathedral sample.

siretart at users.alioth.debian.org siretart at users.alioth.debian.org
Sun Jun 30 16:58:52 UTC 2013


The following commit has been merged in the experimental branch:
commit 592e03a8da7c0f396c19f71b051f6950f1b640fe
Author: Michael Niedermayer <michaelni at gmx.at>
Date:   Thu Jan 28 11:37:35 2010 +0000

    Change wraper functions to always inline, they are faster now that way.
    1% faster MBAFF decoding overall, maybe ~0.1% faster for the cathedral sample.
    
    Originally committed as revision 21507 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/h264_loopfilter.c b/libavcodec/h264_loopfilter.c
index fdb6114..e1e8695 100644
--- a/libavcodec/h264_loopfilter.c
+++ b/libavcodec/h264_loopfilter.c
@@ -99,7 +99,7 @@ static const uint8_t tc0_table[52*3][4] = {
     {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },
 };
 
-static void av_noinline filter_mb_edgev( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h) {
+static void av_always_inline filter_mb_edgev( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h) {
     const unsigned int index_a = qp + h->slice_alpha_c0_offset;
     const int alpha = alpha_table[index_a];
     const int beta  = beta_table[qp + h->slice_beta_offset];
@@ -116,7 +116,7 @@ static void av_noinline filter_mb_edgev( uint8_t *pix, int stride, int16_t bS[4]
         h->s.dsp.h264_h_loop_filter_luma_intra(pix, stride, alpha, beta);
     }
 }
-static void av_noinline filter_mb_edgecv( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
+static void av_always_inline filter_mb_edgecv( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
     const unsigned int index_a = qp + h->slice_alpha_c0_offset;
     const int alpha = alpha_table[index_a];
     const int beta  = beta_table[qp + h->slice_beta_offset];
@@ -269,7 +269,7 @@ static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, in
     }
 }
 
-static void av_noinline filter_mb_edgeh( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
+static void av_always_inline filter_mb_edgeh( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
     const unsigned int index_a = qp + h->slice_alpha_c0_offset;
     const int alpha = alpha_table[index_a];
     const int beta  = beta_table[qp + h->slice_beta_offset];
@@ -287,7 +287,7 @@ static void av_noinline filter_mb_edgeh( uint8_t *pix, int stride, int16_t bS[4]
     }
 }
 
-static void av_noinline filter_mb_edgech( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
+static void av_always_inline filter_mb_edgech( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
     const unsigned int index_a = qp + h->slice_alpha_c0_offset;
     const int alpha = alpha_table[index_a];
     const int beta  = beta_table[qp + h->slice_beta_offset];

-- 
Libav/FFmpeg packaging



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