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| author | Michael Niedermayer <michaelni@gmx.at> | 2005-04-14 20:30:08 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2005-04-14 20:30:08 +0000 |
| commit | 99cd59e58f57789b54a0fb56f1e84195f03c3059 (patch) | |
| tree | 0dcff9f7467cfe5f7b1432a8ad86d8c3595a78f7 | |
| parent | 3c096ac7911fd51ea4bc602277f82ea222bfec6b (diff) | |
| download | ffmpeg-99cd59e58f57789b54a0fb56f1e84195f03c3059.tar.gz | |
minor optimization
Originally committed as revision 4128 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/snow.c | 13 |
1 files 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; } } } |