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46 lines
1.8 KiB
46 lines
1.8 KiB
/* |
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* Lossless video DSP utils |
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* |
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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_LOSSLESS_VIDEODSP_H |
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#define AVCODEC_LOSSLESS_VIDEODSP_H |
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#include <stdint.h> |
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#include <stddef.h> |
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typedef struct LLVidDSPContext { |
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void (*add_bytes)(uint8_t *dst /* align 32 */, uint8_t *src /* align 32 */, |
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ptrdiff_t w); |
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void (*add_median_pred)(uint8_t *dst, const uint8_t *top, |
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const uint8_t *diff, ptrdiff_t w, |
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int *left, int *left_top); |
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int (*add_left_pred)(uint8_t *dst, const uint8_t *src, |
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ptrdiff_t w, int left); |
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int (*add_left_pred_int16)(uint16_t *dst, const uint16_t *src, |
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unsigned mask, ptrdiff_t w, unsigned left); |
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void (*add_gradient_pred)(uint8_t *src /* align 32 */, const ptrdiff_t stride, const ptrdiff_t width); |
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} LLVidDSPContext; |
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void ff_llviddsp_init(LLVidDSPContext *llviddsp); |
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void ff_llviddsp_init_x86(LLVidDSPContext *llviddsp); |
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void ff_llviddsp_init_ppc(LLVidDSPContext *llviddsp); |
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#endif //AVCODEC_LOSSLESS_VIDEODSP_H
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