[FFmpeg-cvslog] r21435 - trunk/libavcodec/h264_cavlc.c

michael subversion
Sun Jan 24 21:54:09 CET 2010


Author: michael
Date: Sun Jan 24 21:54:09 2010
New Revision: 21435

Log:
Branchless setting of MB_TYPE_8x8DCT.
Not benchmarked as i failed to find a sample that uses this one. But it should be faster.

Modified:
   trunk/libavcodec/h264_cavlc.c

Modified: trunk/libavcodec/h264_cavlc.c
==============================================================================
--- trunk/libavcodec/h264_cavlc.c	Sun Jan 24 21:52:49 2010	(r21434)
+++ trunk/libavcodec/h264_cavlc.c	Sun Jan 24 21:54:09 2010	(r21435)
@@ -904,9 +904,7 @@ decode_intra_mb:
     }
 
     if(dct8x8_allowed && (cbp&15) && !IS_INTRA(mb_type)){
-        if(get_bits1(&s->gb)){
-            mb_type |= MB_TYPE_8x8DCT;
-        }
+        mb_type |= MB_TYPE_8x8DCT*get_bits1(&s->gb);
     }
     h->cbp=
     h->cbp_table[mb_xy]= cbp;



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