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/*
* Copyright (c) 2015 Parag Salasakar (parag.salasakar@imgtec.com)
*
* 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 "libavutil/mips/generic_macros_msa.h"
#include "blockdsp_mips.h"
static void copy_8bit_value_width8_msa(uint8_t *src, uint8_t val,
int32_t src_stride, int32_t height)
{
int32_t cnt;
uint64_t dst0;
v16u8 val0;
val0 = (v16u8) __msa_fill_b(val);
dst0 = __msa_copy_u_d((v2i64) val0, 0);
for (cnt = (height >> 2); cnt--;) {
SD4(dst0, dst0, dst0, dst0, src, src_stride);
src += (4 * src_stride);
}
}
static void copy_8bit_value_width16_msa(uint8_t *src, uint8_t val,
int32_t src_stride, int32_t height)
{
int32_t cnt;
v16u8 val0;
val0 = (v16u8) __msa_fill_b(val);
for (cnt = (height >> 3); cnt--;) {
ST_UB8(val0, val0, val0, val0, val0, val0, val0, val0, src, src_stride);
src += (8 * src_stride);
}
}
static void memset_zero_16width_msa(uint8_t *src, int32_t stride,
int32_t height)
{
int8_t cnt;
v16u8 zero = { 0 };
for (cnt = (height / 2); cnt--;) {
ST_UB(zero, src);
src += stride;
ST_UB(zero, src);
src += stride;
}
}
void ff_fill_block16_msa(uint8_t *src, uint8_t val, int stride, int height)
{
copy_8bit_value_width16_msa(src, val, stride, height);
}
void ff_fill_block8_msa(uint8_t *src, uint8_t val, int stride, int height)
{
copy_8bit_value_width8_msa(src, val, stride, height);
}
void ff_clear_block_msa(int16_t *block)
{
memset_zero_16width_msa((uint8_t *) block, 16, 8);
}
void ff_clear_blocks_msa(int16_t *block)
{
memset_zero_16width_msa((uint8_t *) block, 16, 8 * 6);
}
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