libvpx: Add VP9 decoder.

source/libvpx/vp8/encoder/x86/vp8_enc_stubs_mmx.c

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 
 #include "vpx_config.h"
-#include "vpx_rtcd.h"
+#include "vp8_rtcd.h"
 #include "vpx_ports/x86.h"
 #include "vp8/encoder/block.h"
 
 void vp8_short_fdct4x4_mmx(short *input, short *output, int pitch);
 void vp8_short_fdct8x4_mmx(short *input, short *output, int pitch)
 {
     vp8_short_fdct4x4_mmx(input,   output,    pitch);
     vp8_short_fdct4x4_mmx(input + 4, output + 16, pitch);
 }
 
@@ skipping 45 matching lines @@
                              short *diff, unsigned char *predictor,
                              int pitch);
 void vp8_subtract_b_mmx(BLOCK *be, BLOCKD *bd, int pitch)
 {
     unsigned char *z = *(be->base_src) + be->src;
     unsigned int  src_stride = be->src_stride;
     short *diff = &be->src_diff[0];
     unsigned char *predictor = &bd->predictor[0];
     vp8_subtract_b_mmx_impl(z, src_stride, diff, predictor, pitch);
 }