add VC-1 MMX DSP functions, under MIT license.

patch by Christophe GISQUET %christophe P gisquet A free P fr%
original thread:
date: Jul 7, 2007 12:52 PM
subject: [FFmpeg-devel] [PATCH] VC-1 MMX DSP functions

Originally committed as revision 11074 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/i386/dsputil_mmx.c

@@ -2838,6 +2838,10 @@ PREFETCH(prefetch_3dnow, prefetch)
 #undef PREFETCH
 
 #include "h264dsp_mmx.c"
+#if defined(CONFIG_VC1_DECODER) || defined(CONFIG_WMV3_DECODER) \
+     || defined(CONFIG_VC1_ENCODER) || defined(CONFIG_WMV3_ENCODER)
+#include "vc1dsp_mmx.c"
+#endif
 
 /* AVS specific */
 void ff_cavsdsp_init_mmx2(DSPContext* c, AVCodecContext *avctx);
@@ -3627,6 +3631,11 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
             ff_cavsdsp_init_mmx2(c, avctx);
 #endif
 
+#if defined(CONFIG_VC1_DECODER) || defined(CONFIG_WMV3_DECODER) \
+     || defined(CONFIG_VC1_ENCODER) || defined(CONFIG_WMV3_ENCODER)
+            ff_vc1dsp_init_mmx(c, avctx);
+#endif
+
 #ifdef CONFIG_ENCODERS
             c->sub_hfyu_median_prediction= sub_hfyu_median_prediction_mmx2;
 #endif //CONFIG_ENCODERS