/* * This file is part of Libav. * * Libav 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. * * Libav 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 Libav; 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 <stddef.h> #include <stdint.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, ptrdiff_t 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); void ff_blockdsp_init_arm(BlockDSPContext *c); void ff_blockdsp_init_ppc(BlockDSPContext *c); void ff_blockdsp_init_x86(BlockDSPContext *c); #endif /* AVCODEC_BLOCKDSP_H */