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avcodec/mips: MSA (MIPS-SIMD-Arch) optimizations for block functions

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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>
pull/138/head
Shivraj Patil 10 years ago committed by Michael Niedermayer
parent 2abdc6f477
commit f6276842f3
6 changed files with 162 additions and 0 deletions
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  1. 2
      libavcodec/blockdsp.c
  2. 1
      libavcodec/blockdsp.h
  3. 2
      libavcodec/mips/Makefile
  4. 40
      libavcodec/mips/blockdsp_init_mips.c
  5. 31
      libavcodec/mips/blockdsp_mips.h
  6. 86
      libavcodec/mips/blockdsp_msa.c

2
libavcodec/blockdsp.c
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@ -77,4 +77,6 @@ av_cold void ff_blockdsp_init(BlockDSPContext *c, AVCodecContext *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);
}

1
libavcodec/blockdsp.h
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@ -49,5 +49,6 @@ void ff_blockdsp_init_x86(BlockDSPContext *c, unsigned high_bit_depth,
#else
void ff_blockdsp_init_x86(BlockDSPContext *c, unsigned high_bit_depth);
#endif /* FF_API_XVMC */
void ff_blockdsp_init_mips(BlockDSPContext *c, unsigned high_bit_depth);
#endif /* AVCODEC_BLOCKDSP_H */

2
libavcodec/mips/Makefile
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@ -27,6 +27,7 @@ OBJS-$(CONFIG_H264PRED) += mips/h264pred_init_mips.o
OBJS-$(CONFIG_H263DSP) += mips/h263dsp_init_mips.o
OBJS-$(CONFIG_QPELDSP) += mips/qpeldsp_init_mips.o
OBJS-$(CONFIG_HPELDSP) += mips/hpeldsp_init_mips.o
OBJS-$(CONFIG_BLOCKDSP) += mips/blockdsp_init_mips.o
MSA-OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_msa.o \
mips/hevc_mc_uni_msa.o \
mips/hevc_mc_uniw_msa.o \
@ -43,5 +44,6 @@ MSA-OBJS-$(CONFIG_H264PRED) += mips/h264pred_msa.o
MSA-OBJS-$(CONFIG_H263DSP) += mips/h263dsp_msa.o
MSA-OBJS-$(CONFIG_QPELDSP) += mips/qpeldsp_msa.o
MSA-OBJS-$(CONFIG_HPELDSP) += mips/hpeldsp_msa.o
MSA-OBJS-$(CONFIG_BLOCKDSP) += mips/blockdsp_msa.o
LOONGSON3-OBJS-$(CONFIG_H264DSP) += mips/h264dsp_mmi.o
LOONGSON3-OBJS-$(CONFIG_H264CHROMA) += mips/h264chroma_mmi.o

40
libavcodec/mips/blockdsp_init_mips.c
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@ -0,0 +1,40 @@
/*
* 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 "blockdsp_mips.h"
#if HAVE_MSA
static av_cold void blockdsp_init_msa(BlockDSPContext *c,
unsigned high_bit_depth)
{
c->clear_block = ff_clear_block_msa;
c->clear_blocks = ff_clear_blocks_msa;
c->fill_block_tab[0] = ff_fill_block16_msa;
c->fill_block_tab[1] = ff_fill_block8_msa;
}
#endif // #if HAVE_MSA
void ff_blockdsp_init_mips(BlockDSPContext *c, unsigned high_bit_depth)
{
#if HAVE_MSA
blockdsp_init_msa(c, high_bit_depth);
#endif // #if HAVE_MSA
}

31
libavcodec/mips/blockdsp_mips.h
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@ -0,0 +1,31 @@
/*
* 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
*/
#ifndef AVCODEC_MIPS_BLOCKDSP_MIPS_H
#define AVCODEC_MIPS_BLOCKDSP_MIPS_H
#include "../mpegvideo.h"
void ff_fill_block16_msa(uint8_t *src, uint8_t val, int stride, int height);
void ff_fill_block8_msa(uint8_t *src, uint8_t val, int stride, int height);
void ff_clear_block_msa(int16_t *block);
void ff_clear_blocks_msa(int16_t *block);
#endif // #ifndef AVCODEC_MIPS_BLOCKDSP_MIPS_H

86
libavcodec/mips/blockdsp_msa.c
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@ -0,0 +1,86 @@
/*
* 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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