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author | Derek Buitenhuis <derek.buitenhuis@gmail.com> | 2016-04-26 15:04:29 +0100 |
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committer | Derek Buitenhuis <derek.buitenhuis@gmail.com> | 2016-04-26 15:04:29 +0100 |
commit | ee38234c43b6b3280304be7a43dc569cef683c43 (patch) | |
tree | d8988b87ec816f608ac38eb18a2d236220a3ac8a /libavcodec/h264_parse.h | |
parent | 79aafd43fd255fc04e4f4db4c45d6d1f5a9b9fff (diff) | |
parent | e481458bc308ee838deaeacac51929514762e7a7 (diff) | |
download | ffmpeg-streaming-ee38234c43b6b3280304be7a43dc569cef683c43.zip ffmpeg-streaming-ee38234c43b6b3280304be7a43dc569cef683c43.tar.gz |
Merge commit 'e481458bc308ee838deaeacac51929514762e7a7'
* commit 'e481458bc308ee838deaeacac51929514762e7a7':
h264: factor out pred weight table parsing into a separate file
Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Diffstat (limited to 'libavcodec/h264_parse.h')
-rw-r--r-- | libavcodec/h264_parse.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/libavcodec/h264_parse.h b/libavcodec/h264_parse.h new file mode 100644 index 0000000..d1a7af0 --- /dev/null +++ b/libavcodec/h264_parse.h @@ -0,0 +1,48 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * H.264 decoder/parser shared code + */ + +#ifndef AVCODEC_H264_PARSE_H +#define AVCODEC_H264_PARSE_H + +#include "get_bits.h" + +typedef struct H264PredWeightTable { + int use_weight; + int use_weight_chroma; + int luma_log2_weight_denom; + int chroma_log2_weight_denom; + int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag + int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag + // The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss + int luma_weight[48][2][2]; + int chroma_weight[48][2][2][2]; + int implicit_weight[48][48][2]; +} H264PredWeightTable; + +struct SPS; + +int ff_h264_pred_weight_table(GetBitContext *gb, const struct SPS *sps, + const int *ref_count, int slice_type_nos, + H264PredWeightTable *pwt); + +#endif /* AVCODEC_H264_PARSE_H */ |