mirror of https://git.ffmpeg.org/ffmpeg.git
51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
/*
|
|
* 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_BLOCKDSP_H
|
|
#define AVCODEC_BLOCKDSP_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "avcodec.h"
|
|
#include "version.h"
|
|
|
|
/* add and put pixel (decoding)
|
|
* Block sizes for op_pixels_func are 8x4,8x8 16x8 16x16.
|
|
* h for op_pixels_func is limited to { width / 2, width },
|
|
* but never larger than 16 and never smaller than 4. */
|
|
typedef void (*op_fill_func)(uint8_t *block /* align width (8 or 16) */,
|
|
uint8_t value, int line_size, int h);
|
|
|
|
typedef struct BlockDSPContext {
|
|
void (*clear_block)(int16_t *block /* align 16 */);
|
|
void (*clear_blocks)(int16_t *blocks /* align 16 */);
|
|
|
|
op_fill_func fill_block_tab[2];
|
|
} BlockDSPContext;
|
|
|
|
void ff_blockdsp_init(BlockDSPContext *c, AVCodecContext *avctx);
|
|
|
|
void ff_blockdsp_init_alpha(BlockDSPContext *c, unsigned high_bit_depth);
|
|
void ff_blockdsp_init_arm(BlockDSPContext *c, unsigned high_bit_depth);
|
|
void ff_blockdsp_init_ppc(BlockDSPContext *c, unsigned high_bit_depth);
|
|
void ff_blockdsp_init_x86(BlockDSPContext *c, unsigned high_bit_depth,
|
|
AVCodecContext *avctx);
|
|
void ff_blockdsp_init_mips(BlockDSPContext *c, unsigned high_bit_depth);
|
|
|
|
#endif /* AVCODEC_BLOCKDSP_H */
|