[Ffmpeg-cvslog] r6241 - trunk/libavcodec/i386/dsputil_mmx.c

aurel subversion
Tue Sep 12 22:58:18 CEST 2006


Author: aurel
Date: Tue Sep 12 22:58:17 2006
New Revision: 6241

Modified:
   trunk/libavcodec/i386/dsputil_mmx.c

Log:
Enables back the mmx/sse optimized version of the vp3 idct.
It generates different md5sum than the reference C implementation,
but no visual difference, so enabled only when bitexact is not set.


Modified: trunk/libavcodec/i386/dsputil_mmx.c
==============================================================================
--- trunk/libavcodec/i386/dsputil_mmx.c	(original)
+++ trunk/libavcodec/i386/dsputil_mmx.c	Tue Sep 12 22:58:17 2006
@@ -3053,8 +3053,8 @@
                     c->idct    = ff_mmx_idct;
                 }
                 c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
-#if 0
-            }else if(idct_algo==FF_IDCT_VP3){
+            }else if(idct_algo==FF_IDCT_VP3 &&
+                     !(avctx->flags & CODEC_FLAG_BITEXACT)){
                 if(mm_flags & MM_SSE2){
                     c->idct_put= ff_vp3_idct_put_sse2;
                     c->idct_add= ff_vp3_idct_add_sse2;
@@ -3067,7 +3067,6 @@
                     c->idct    = ff_vp3_idct_mmx;
                     c->idct_permutation_type= FF_PARTTRANS_IDCT_PERM;
                 }
-#endif
             }else if(idct_algo==FF_IDCT_CAVS){
                     c->idct_permutation_type= FF_TRANSPOSE_IDCT_PERM;
 #ifdef CONFIG_GPL




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