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