vp8/common/setupintrarecon.c

   1 /*
   2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11
  12 #include "setupintrarecon.h"
  13 #include "vpx_mem/vpx_mem.h"
  14
  15 void vp8_setup_intra_recon(YV12_BUFFER_CONFIG *ybf)
  16 {
  17     int i;
  18
  19     /* set up frame new frame for intra coded blocks */
  20     vpx_memset(ybf->y_buffer - 1 - ybf->y_stride, 127, ybf->y_width + 5);
  21     for (i = 0; i < ybf->y_height; i++)
  22         ybf->y_buffer[ybf->y_stride *i - 1] = (unsigned char) 129;
  23
  24     vpx_memset(ybf->u_buffer - 1 - ybf->uv_stride, 127, ybf->uv_width + 5);
  25     for (i = 0; i < ybf->uv_height; i++)
  26         ybf->u_buffer[ybf->uv_stride *i - 1] = (unsigned char) 129;
  27
  28     vpx_memset(ybf->v_buffer - 1 - ybf->uv_stride, 127, ybf->uv_width + 5);
  29     for (i = 0; i < ybf->uv_height; i++)
  30         ybf->v_buffer[ybf->uv_stride *i - 1] = (unsigned char) 129;
  31
  32 }