From 99cd59e58f57789b54a0fb56f1e84195f03c3059 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 14 Apr 2005 20:30:08 +0000 Subject: [PATCH] minor optimization Originally committed as revision 4128 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/snow.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/libavcodec/snow.c b/libavcodec/snow.c index c8d4d5c4ea..dcfdc02bf7 100644 --- a/libavcodec/snow.c +++ b/libavcodec/snow.c @@ -1833,17 +1833,16 @@ static inline void unpack_coeffs(SnowContext *s, SubBand *b, SubBand * parent, i b->x_coeff[index].x=x; b->x_coeff[index++].coeff= v; }else{ + int max_run; run--; v=0; - if(y && parent){ - int max_run; - - max_run= FFMIN(run, b->x_coeff[prev_index].x - x - 2); + if(y) max_run= FFMIN(run, b->x_coeff[prev_index].x - x - 2); + else max_run= FFMIN(run, w-x-1); + if(parent) max_run= FFMIN(max_run, 2*parent->x_coeff[parent_index].x - x - 1); - x+= max_run; - run-= max_run; - } + x+= max_run; + run-= max_run; } } }