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Side by Side Diff: source/libvpx/y4minput.c

Issue 592203002: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 6 years, 2 months ago
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1 /* 1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 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 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 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 * 9 *
10 * Based on code from the OggTheora software codec source code, 10 * Based on code from the OggTheora software codec source code,
(...skipping 1023 matching lines...) Expand 10 before | Expand all | Expand 10 after
1034 _img->x_chroma_shift = _y4m->dst_c_dec_h >> 1; 1034 _img->x_chroma_shift = _y4m->dst_c_dec_h >> 1;
1035 _img->y_chroma_shift = _y4m->dst_c_dec_v >> 1; 1035 _img->y_chroma_shift = _y4m->dst_c_dec_v >> 1;
1036 _img->bps = _y4m->bps; 1036 _img->bps = _y4m->bps;
1037 1037
1038 /*Set up the buffer pointers.*/ 1038 /*Set up the buffer pointers.*/
1039 pic_sz = _y4m->pic_w * _y4m->pic_h * bytes_per_sample; 1039 pic_sz = _y4m->pic_w * _y4m->pic_h * bytes_per_sample;
1040 c_w = (_y4m->pic_w + _y4m->dst_c_dec_h - 1) / _y4m->dst_c_dec_h; 1040 c_w = (_y4m->pic_w + _y4m->dst_c_dec_h - 1) / _y4m->dst_c_dec_h;
1041 c_w *= bytes_per_sample; 1041 c_w *= bytes_per_sample;
1042 c_h = (_y4m->pic_h + _y4m->dst_c_dec_v - 1) / _y4m->dst_c_dec_v; 1042 c_h = (_y4m->pic_h + _y4m->dst_c_dec_v - 1) / _y4m->dst_c_dec_v;
1043 c_sz = c_w * c_h; 1043 c_sz = c_w * c_h;
1044 _img->stride[PLANE_Y] = _img->stride[PLANE_ALPHA] = 1044 _img->stride[VPX_PLANE_Y] = _img->stride[VPX_PLANE_ALPHA] =
1045 _y4m->pic_w * bytes_per_sample; 1045 _y4m->pic_w * bytes_per_sample;
1046 _img->stride[PLANE_U] = _img->stride[PLANE_V] = c_w; 1046 _img->stride[VPX_PLANE_U] = _img->stride[VPX_PLANE_V] = c_w;
1047 _img->planes[PLANE_Y] = _y4m->dst_buf; 1047 _img->planes[VPX_PLANE_Y] = _y4m->dst_buf;
1048 _img->planes[PLANE_U] = _y4m->dst_buf + pic_sz; 1048 _img->planes[VPX_PLANE_U] = _y4m->dst_buf + pic_sz;
1049 _img->planes[PLANE_V] = _y4m->dst_buf + pic_sz + c_sz; 1049 _img->planes[VPX_PLANE_V] = _y4m->dst_buf + pic_sz + c_sz;
1050 _img->planes[PLANE_ALPHA] = _y4m->dst_buf + pic_sz + 2 * c_sz; 1050 _img->planes[VPX_PLANE_ALPHA] = _y4m->dst_buf + pic_sz + 2 * c_sz;
1051 return 1; 1051 return 1;
1052 } 1052 }
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