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50 lines
1.9 KiB
50 lines
1.9 KiB
/* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_BLOCKDSP_H |
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#define AVCODEC_BLOCKDSP_H |
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#include <stdint.h> |
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#include "avcodec.h" |
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#include "version.h" |
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/* add and put pixel (decoding) |
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* Block sizes for op_pixels_func are 8x4,8x8 16x8 16x16. |
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* h for op_pixels_func is limited to { width / 2, width }, |
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* but never larger than 16 and never smaller than 4. */ |
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typedef void (*op_fill_func)(uint8_t *block /* align width (8 or 16) */, |
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uint8_t value, int line_size, int h); |
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typedef struct BlockDSPContext { |
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void (*clear_block)(int16_t *block /* align 16 */); |
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void (*clear_blocks)(int16_t *blocks /* align 16 */); |
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op_fill_func fill_block_tab[2]; |
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} BlockDSPContext; |
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void ff_blockdsp_init(BlockDSPContext *c, AVCodecContext *avctx); |
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void ff_blockdsp_init_alpha(BlockDSPContext *c, unsigned high_bit_depth); |
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void ff_blockdsp_init_arm(BlockDSPContext *c, unsigned high_bit_depth); |
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void ff_blockdsp_init_ppc(BlockDSPContext *c, unsigned high_bit_depth); |
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void ff_blockdsp_init_x86(BlockDSPContext *c, unsigned high_bit_depth, |
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AVCodecContext *avctx); |
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void ff_blockdsp_init_mips(BlockDSPContext *c, unsigned high_bit_depth); |
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#endif /* AVCODEC_BLOCKDSP_H */
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