0,0 → 1,78 |
/* |
* 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); |
} |
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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; |
} |
} |
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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; |
} |
} |
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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; |
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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) |
ff_blockdsp_init_x86(c, high_bit_depth, avctx); |
if (ARCH_MIPS) |
ff_blockdsp_init_mips(c, high_bit_depth); |
} |