mirror of https://git.ffmpeg.org/ffmpeg.git
78 lines
1.9 KiB
C
78 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
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
|
|
#include "config.h"
|
|
#include "libavutil/attributes.h"
|
|
#include "blockdsp.h"
|
|
|
|
static void clear_block_c(int16_t *block)
|
|
{
|
|
memset(block, 0, sizeof(int16_t) * 64);
|
|
}
|
|
|
|
static void clear_blocks_c(int16_t *blocks)
|
|
{
|
|
memset(blocks, 0, sizeof(int16_t) * 6 * 64);
|
|
}
|
|
|
|
static void fill_block16_c(uint8_t *block, uint8_t value, ptrdiff_t 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, ptrdiff_t 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)
|
|
{
|
|
c->clear_block = clear_block_c;
|
|
c->clear_blocks = clear_blocks_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);
|
|
#elif ARCH_ARM
|
|
ff_blockdsp_init_arm(c);
|
|
#elif ARCH_PPC
|
|
ff_blockdsp_init_ppc(c);
|
|
#elif ARCH_X86
|
|
ff_blockdsp_init_x86(c);
|
|
#elif ARCH_MIPS
|
|
ff_blockdsp_init_mips(c);
|
|
#endif
|
|
}
|