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Commit bda1c56c authored by Michael Niedermayer's avatar Michael Niedermayer
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minor optimization of the h264 loop filter 

Originally committed as revision 4198 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 21be92bf
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libavcodec/dsputil.c
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...@@ -2667,11 +2667,11 @@ static inline void h264_loop_filter_luma_c(uint8_t *pix, int xstride, int ystrid ...@@ -2667,11 +2667,11 @@ static inline void h264_loop_filter_luma_c(uint8_t *pix, int xstride, int ystrid
int i_delta; int i_delta;
if( ABS( p2 - p0 ) < beta ) { if( ABS( p2 - p0 ) < beta ) {
pix[-2*xstride] = p1 + clip( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0[i], tc0[i] ); pix[-2*xstride] = p1 + clip( (( p2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - p1, -tc0[i], tc0[i] );
tc++; tc++;
} }
if( ABS( q2 - q0 ) < beta ) { if( ABS( q2 - q0 ) < beta ) {
pix[xstride] = q1 + clip( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0[i], tc0[i] ); pix[ xstride] = q1 + clip( (( q2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - q1, -tc0[i], tc0[i] );
tc++; tc++;
} }
......
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