[Ffmpeg-cvslog] r5902 - trunk/libavcodec/vorbis.c

[lorenm]

Author: lorenm
Date: Thu Aug  3 08:07:13 2006
New Revision: 5902

Modified:
   trunk/libavcodec/vorbis.c

Log:
another div -> fastdiv, another 2% faster vorbis.


Modified: trunk/libavcodec/vorbis.c
==============================================================================
--- trunk/libavcodec/vorbis.c	(original)
+++ trunk/libavcodec/vorbis.c	Thu Aug  3 08:07:13 2006
@@ -1379,7 +1379,9 @@
 
                         if (vqbook>=0) {
                             uint_fast16_t coffs;
-                            uint_fast16_t step=vr->partition_size/vc->codebooks[vqbook].dimensions;
+                            uint_fast8_t dim= vc->codebooks[vqbook].dimensions;
+                            uint_fast16_t step= dim==1 ? vr->partition_size
+                                              : FASTDIV(vr->partition_size, dim);
                             vorbis_codebook codebook= vc->codebooks[vqbook];
 
                             if (vr->type==0) {