/* * 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 */ #include <stdint.h> #include <string.h> #include "config.h" #include "libavutil/attributes.h" #include "avcodec.h" #include "blockdsp.h" #include "version.h" static void clear_block_8_c(int16_t *block) { memset(block, 0, sizeof(int16_t) * 64); } static void clear_blocks_8_c(int16_t *blocks) { memset(blocks, 0, sizeof(int16_t) * 6 * 64); } static void fill_block16_c(uint8_t *block, uint8_t value, int line_size, int h) { int i; for (i = 0; i < h; i++) { memset(block, value, 16); block += line_size; } } static void fill_block8_c(uint8_t *block, uint8_t value, int line_size, int h) { int i; for (i = 0; i < h; i++) { memset(block, value, 8); block += line_size; } } av_cold void ff_blockdsp_init(BlockDSPContext *c, AVCodecContext *avctx) { const unsigned high_bit_depth = avctx->bits_per_raw_sample > 8; c->clear_block = clear_block_8_c; c->clear_blocks = clear_blocks_8_c; c->fill_block_tab[0] = fill_block16_c; c->fill_block_tab[1] = fill_block8_c; if (ARCH_ALPHA) ff_blockdsp_init_alpha(c, high_bit_depth); if (ARCH_ARM) ff_blockdsp_init_arm(c, high_bit_depth); if (ARCH_PPC) ff_blockdsp_init_ppc(c, high_bit_depth); if (ARCH_X86) #if FF_API_XVMC ff_blockdsp_init_x86(c, high_bit_depth, avctx); #else ff_blockdsp_init_x86(c, high_bit_depth); #endif /* FF_API_XVMC */ }