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 #include "setupintrarecon.h"
12 #include "vpx_mem/vpx_mem.h"
13
vp8_setup_intra_recon(YV12_BUFFER_CONFIG * ybf)14 void vp8_setup_intra_recon(YV12_BUFFER_CONFIG *ybf) {
15 int i;
16
17 /* set up frame new frame for intra coded blocks */
18 memset(ybf->y_buffer - 1 - ybf->y_stride, 127, ybf->y_width + 5);
19 for (i = 0; i < ybf->y_height; ++i) {
20 ybf->y_buffer[ybf->y_stride * i - 1] = (unsigned char)129;
21 }
22
23 memset(ybf->u_buffer - 1 - ybf->uv_stride, 127, ybf->uv_width + 5);
24 for (i = 0; i < ybf->uv_height; ++i) {
25 ybf->u_buffer[ybf->uv_stride * i - 1] = (unsigned char)129;
26 }
27
28 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 }
33
vp8_setup_intra_recon_top_line(YV12_BUFFER_CONFIG * ybf)34 void vp8_setup_intra_recon_top_line(YV12_BUFFER_CONFIG *ybf) {
35 memset(ybf->y_buffer - 1 - ybf->y_stride, 127, ybf->y_width + 5);
36 memset(ybf->u_buffer - 1 - ybf->uv_stride, 127, ybf->uv_width + 5);
37 memset(ybf->v_buffer - 1 - ybf->uv_stride, 127, ybf->uv_width + 5);
38 }
39