FFmpeg/libavcodec/blockdsp.c
Shivraj Patil f6276842f3 avcodec/mips: MSA (MIPS-SIMD-Arch) optimizations for block functions
This patch adds MSA (MIPS-SIMD-Arch) optimizations for block functions in new file blockdsp_msa.c

Signed-off-by: Shivraj Patil <shivraj.patil@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-22 20:18:10 +02:00

83 lines
2.2 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 "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 */
if (ARCH_MIPS)
ff_blockdsp_init_mips(c, high_bit_depth);
}