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avcodec: loongson3 optimized h264dsp weighted mc with mmi

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Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
pull/116/merge
周晓勇 10 years ago committed by Michael Niedermayer
parent 1cf87e1680
commit e89e23e1bc
4 changed files with 316 additions and 0 deletions
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  1. 1
      libavcodec/mips/Makefile
  2. 21
      libavcodec/mips/h264dsp_init_mips.c
  3. 16
      libavcodec/mips/h264dsp_mips.h
  4. 278
      libavcodec/mips/h264dsp_mmi.c

1
libavcodec/mips/Makefile
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@ -22,3 +22,4 @@ OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_init_mips.o
OBJS-$(CONFIG_H264DSP) += mips/h264dsp_init_mips.o
MSA-OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_msa.o
MSA-OBJS-$(CONFIG_H264DSP) += mips/h264dsp_msa.o
LOONGSON3-OBJS-$(CONFIG_H264DSP) += mips/h264dsp_mmi.o

21
libavcodec/mips/h264dsp_init_mips.c
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2015 Parag Salasakar (Parag.Salasakar@imgtec.com)
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* This file is part of FFmpeg.
*
@ -65,10 +66,30 @@ static av_cold void h264dsp_init_msa(H264DSPContext *c,
}
#endif // #if HAVE_MSA
#if HAVE_LOONGSON3
static av_cold void h264dsp_init_mmi(H264DSPContext * c,
const int bit_depth,
const int chroma_format_idc)
{
if (bit_depth == 8) {
c->weight_h264_pixels_tab[0] = ff_h264_weight_pixels16_8_mmi;
c->weight_h264_pixels_tab[1] = ff_h264_weight_pixels8_8_mmi;
c->weight_h264_pixels_tab[2] = ff_h264_weight_pixels4_8_mmi;
c->biweight_h264_pixels_tab[0] = ff_h264_biweight_pixels16_8_mmi;
c->biweight_h264_pixels_tab[1] = ff_h264_biweight_pixels8_8_mmi;
c->biweight_h264_pixels_tab[2] = ff_h264_biweight_pixels4_8_mmi;
}
}
#endif /* HAVE_LOONGSON3 */
av_cold void ff_h264dsp_init_mips(H264DSPContext *c, const int bit_depth,
const int chroma_format_idc)
{
#if HAVE_MSA
h264dsp_init_msa(c, bit_depth, chroma_format_idc);
#endif // #if HAVE_MSA
#if HAVE_LOONGSON3
h264dsp_init_mmi(c, bit_depth, chroma_format_idc);
#endif /* HAVE_LOONGSON3 */
}

16
libavcodec/mips/h264dsp_mips.h
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@ -68,4 +68,20 @@ void ff_weight_h264_pixels8_8_msa(uint8_t *src, int stride, int height,
void ff_weight_h264_pixels4_8_msa(uint8_t *src, int stride, int height,
int log2_denom, int weight, int offset);
void ff_h264_weight_pixels16_8_mmi(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset);
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);
void ff_h264_weight_pixels8_8_mmi(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset);
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);
void ff_h264_weight_pixels4_8_mmi(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset);
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);
#endif // #ifndef H264_DSP_MIPS_H

278
libavcodec/mips/h264dsp_mmi.c
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@ -0,0 +1,278 @@
/*
* 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)
);
}
}
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