From bda1c56c474c137957c261dcf9df4fd3232a8b43 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 7 May 2005 16:35:24 +0000 Subject: [PATCH] minor optimization of the h264 loop filter Originally committed as revision 4198 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/dsputil.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c index 2db9c66318..a19f79d316 100644 --- a/libavcodec/dsputil.c +++ b/libavcodec/dsputil.c @@ -2667,11 +2667,11 @@ static inline void h264_loop_filter_luma_c(uint8_t *pix, int xstride, int ystrid int i_delta; 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++; } 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++; }