ffmpeg/libavcodec/mips/h264dsp_mmi.c
周晓勇 e89e23e1bc avcodec: loongson3 optimized h264dsp weighted mc with mmi
Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-05-27 13:01:54 +02:00

279 lines
11 KiB
C

/*
* Loongson SIMD optimized h264dsp
*
* Copyright (c) 2015 Loongson Technology Corporation Limited
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
* Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn>
*
* 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 "libavcodec/bit_depth_template.c"
#include "h264dsp_mips.h"
void ff_h264_weight_pixels16_8_mmi(uint8_t *block, int stride,
int height, int log2_denom, int weight, int offset)
{
int y;
offset <<= log2_denom;
if (log2_denom)
offset += 1 << (log2_denom - 1);
for (y=0; y<height; y++, block+=stride) {
__asm__ volatile (
"ldc1 $f2, %0 \r\n"
"ldc1 $f4, %1 \r\n"
"dmtc1 $0, $f20 \r\n"
"mtc1 %2, $f6 \r\n"
"mtc1 %3, $f8 \r\n"
"mtc1 %4, $f10 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"punpckhbh $f14, $f2, $f20 \r\n"
"punpckhbh $f16, $f4, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f14, $f14, $f6 \r\n"
"pmullh $f16, $f16, $f6 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f6 \r\n"
"paddsh $f14, $f14, $f8 \r\n"
"paddsh $f16, $f16, $f8 \r\n"
"paddsh $f2, $f2, $f8 \r\n"
"paddsh $f4, $f4, $f8 \r\n"
"psrah $f14, $f14, $f10 \r\n"
"psrah $f16, $f16, $f10 \r\n"
"psrah $f2, $f2, $f10 \r\n"
"psrah $f4, $f4, $f10 \r\n"
"packushb $f2, $f2, $f14 \r\n"
"packushb $f4, $f4, $f16 \r\n"
"sdc1 $f2, %0 \r\n"
"sdc1 $f4, %1 \r\n"
: "=m"(*block),"=m"(*(block + 8))
: "r"(weight),"r"(offset),"r"(log2_denom)
);
}
}
void ff_h264_biweight_pixels16_8_mmi(uint8_t *dst, uint8_t *src,
int stride, int height, int log2_denom, int weightd, int weights,
int offset)
{
int y;
offset = ((offset + 1) | 1) << log2_denom;
for (y=0; y<height; y++, dst+=stride, src+=stride) {
__asm__ volatile (
"ldc1 $f2, %2 \r\n"
"ldc1 $f4, %3 \r\n"
"dmtc1 $0, $f20 \r\n"
"mtc1 %6, $f6 \r\n"
"mtc1 %7, $f8 \r\n"
"mtc1 %8, $f10 \r\n"
"mtc1 %9, $f12 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"punpckhbh $f14, $f2, $f20 \r\n"
"punpckhbh $f16, $f4, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f14, $f14, $f6 \r\n"
"pmullh $f16, $f16, $f8 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddsh $f14, $f14, $f10 \r\n"
"paddsh $f2, $f2, $f10 \r\n"
"paddsh $f14, $f14, $f16 \r\n"
"paddsh $f2, $f2, $f4 \r\n"
"psrah $f14, $f14, $f12 \r\n"
"psrah $f2, $f2, $f12 \r\n"
"packushb $f2, $f2, $f14 \r\n"
"sdc1 $f2, %0 \r\n"
"ldc1 $f2, %4 \r\n"
"ldc1 $f4, %5 \r\n"
"punpckhbh $f14, $f2, $f20 \r\n"
"punpckhbh $f16, $f4, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f14, $f14, $f6 \r\n"
"pmullh $f16, $f16, $f8 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddsh $f14, $f14, $f10 \r\n"
"paddsh $f2, $f2, $f10 \r\n"
"paddsh $f14, $f14, $f16 \r\n"
"paddsh $f2, $f2, $f4 \r\n"
"psrah $f14, $f14, $f12 \r\n"
"psrah $f2, $f2, $f12 \r\n"
"packushb $f2, $f2, $f14 \r\n"
"sdc1 $f2, %1 \r\n"
: "=m"(*dst),"=m"(*(dst+8))
: "m"(*src),"m"(*dst),"m"(*(src+8)),"m"(*(dst+8)),
"r"(weights),"r"(weightd),"r"(offset),"r"(log2_denom+1)
);
}
}
void ff_h264_weight_pixels8_8_mmi(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset)
{
int y;
offset <<= log2_denom;
if (log2_denom)
offset += 1 << (log2_denom - 1);
for (y=0; y<height; y++, block+=stride) {
__asm__ volatile (
"ldc1 $f2, %0 \r\n"
"mtc1 %1, $f6 \r\n"
"mtc1 %2, $f8 \r\n"
"mtc1 %3, $f10 \r\n"
"dmtc1 $0, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"punpckhbh $f14, $f2, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"pmullh $f14, $f14, $f6 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"paddsh $f14, $f14, $f8 \r\n"
"paddsh $f2, $f2, $f8 \r\n"
"psrah $f14, $f14, $f10 \r\n"
"psrah $f2, $f2, $f10 \r\n"
"packushb $f2, $f2, $f14 \r\n"
"sdc1 $f2, %0 \r\n"
: "=m"(*block)
: "r"(weight),"r"(offset),"r"(log2_denom)
);
}
}
void ff_h264_biweight_pixels8_8_mmi(uint8_t *dst, uint8_t *src,
int stride, int height, int log2_denom, int weightd, int weights,
int offset)
{
int y;
offset = ((offset + 1) | 1) << log2_denom;
for (y=0; y<height; y++, dst+=stride, src+=stride) {
__asm__ volatile (
"ldc1 $f2, %1 \r\n"
"ldc1 $f4, %2 \r\n"
"dmtc1 $0, $f20 \r\n"
"mtc1 %3, $f6 \r\n"
"mtc1 %4, $f8 \r\n"
"mtc1 %5, $f10 \r\n"
"mtc1 %6, $f12 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"punpckhbh $f14, $f2, $f20 \r\n"
"punpckhbh $f16, $f4, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f14, $f14, $f6 \r\n"
"pmullh $f16, $f16, $f8 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddsh $f14, $f14, $f10 \r\n"
"paddsh $f2, $f2, $f10 \r\n"
"paddsh $f14, $f14, $f16 \r\n"
"paddsh $f2, $f2, $f4 \r\n"
"psrah $f14, $f14, $f12 \r\n"
"psrah $f2, $f2, $f12 \r\n"
"packushb $f2, $f2, $f14 \r\n"
"sdc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*src),"m"(*dst),"r"(weights),
"r"(weightd),"r"(offset),"r"(log2_denom+1)
);
}
}
void ff_h264_weight_pixels4_8_mmi(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset)
{
int y;
offset <<= log2_denom;
if (log2_denom)
offset += 1 << (log2_denom - 1);
for (y=0; y<height; y++, block+=stride) {
__asm__ volatile (
"lwc1 $f2, %0 \r\n"
"mtc1 %1, $f6 \r\n"
"mtc1 %2, $f8 \r\n"
"mtc1 %3, $f10 \r\n"
"dmtc1 $0, $f20 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"paddsh $f2, $f2, $f8 \r\n"
"psrah $f2, $f2, $f10 \r\n"
"packushb $f2, $f2, $f20 \r\n"
"swc1 $f2, %0 \r\n"
: "=m"(*block)
: "r"(weight),"r"(offset),"r"(log2_denom)
);
}
}
void ff_h264_biweight_pixels4_8_mmi(uint8_t *dst, uint8_t *src,
int stride, int height, int log2_denom, int weightd, int weights,
int offset)
{
int y;
offset = ((offset + 1) | 1) << log2_denom;
for (y=0; y<height; y++, dst+=stride, src+=stride) {
__asm__ volatile (
"lwc1 $f2, %1 \r\n"
"lwc1 $f4, %2 \r\n"
"dmtc1 $0, $f20 \r\n"
"mtc1 %3, $f6 \r\n"
"mtc1 %4, $f8 \r\n"
"mtc1 %5, $f10 \r\n"
"mtc1 %6, $f12 \r\n"
"pshufh $f6, $f6, $f20 \r\n"
"pshufh $f8, $f8, $f20 \r\n"
"pshufh $f10, $f10, $f20 \r\n"
"punpcklbh $f2, $f2, $f20 \r\n"
"punpcklbh $f4, $f4, $f20 \r\n"
"pmullh $f2, $f2, $f6 \r\n"
"pmullh $f4, $f4, $f8 \r\n"
"paddsh $f2, $f2, $f10 \r\n"
"paddsh $f2, $f2, $f4 \r\n"
"psrah $f2, $f2, $f12 \r\n"
"packushb $f2, $f2, $f20 \r\n"
"swc1 $f2, %0 \r\n"
: "=m"(*dst)
: "m"(*src),"m"(*dst),"r"(weights),
"r"(weightd),"r"(offset),"r"(log2_denom+1)
);
}
}