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avcodec: loongson optimized idctdsp with mmi

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Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
周晓勇 2015-07-16 15:07:14 +08:00 committed by Michael Niedermayer
parent dcd14db806
commit 0bfa176c64
4 changed files with 1039 additions and 0 deletions
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1
libavcodec/mips/Makefile
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@ -61,3 +61,4 @@ MMI-OBJS-$(CONFIG_H264DSP) += mips/h264dsp_mmi.o
MMI-OBJS-$(CONFIG_H264CHROMA) += mips/h264chroma_mmi.o
MMI-OBJS-$(CONFIG_H264PRED) += mips/h264pred_mmi.o
MMI-OBJS-$(CONFIG_MPEGVIDEO) += mips/mpegvideo_mmi.o
MMI-OBJS-$(CONFIG_IDCTDSP) += mips/idctdsp_mmi.o

24
libavcodec/mips/idctdsp_init_mips.c
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
* Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* This file is part of FFmpeg.
*
@ -40,10 +41,33 @@ static av_cold void idctdsp_init_msa(IDCTDSPContext *c, AVCodecContext *avctx,
}
#endif // #if HAVE_MSA
#if HAVE_MMI
static av_cold void idctdsp_init_mmi(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
if ((avctx->lowres != 1) && (avctx->lowres != 2) && (avctx->lowres != 3) &&
(avctx->bits_per_raw_sample != 10) &&
(avctx->bits_per_raw_sample != 12) &&
(avctx->idct_algo == FF_IDCT_AUTO)) {
c->idct_put = ff_simple_idct_put_mmi;
c->idct_add = ff_simple_idct_add_mmi;
c->idct = ff_simple_idct_mmi;
c->perm_type = FF_IDCT_PERM_NONE;
}
c->put_pixels_clamped = ff_put_pixels_clamped_mmi;
c->add_pixels_clamped = ff_add_pixels_clamped_mmi;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_mmi;
}
#endif /* HAVE_MMI */
void ff_idctdsp_init_mips(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
#if HAVE_MSA
idctdsp_init_msa(c, avctx, high_bit_depth);
#endif // #if HAVE_MSA
#if HAVE_MMI
idctdsp_init_mmi(c, avctx, high_bit_depth);
#endif /* HAVE_MMI */
}

11
libavcodec/mips/idctdsp_mips.h
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
* Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* This file is part of FFmpeg.
*
@ -39,4 +40,14 @@ void ff_simple_idct_msa(int16_t *block);
void ff_simple_idct_put_msa(uint8_t *dest, int32_t stride_dst, int16_t *block);
void ff_simple_idct_add_msa(uint8_t *dest, int32_t stride_dst, int16_t *block);
void ff_put_pixels_clamped_mmi(const int16_t *block,
uint8_t *av_restrict pixels, ptrdiff_t line_size);
void ff_put_signed_pixels_clamped_mmi(const int16_t *block,
uint8_t *av_restrict pixels, ptrdiff_t line_size);
void ff_add_pixels_clamped_mmi(const int16_t *block,
uint8_t *av_restrict pixels, ptrdiff_t line_size);
void ff_simple_idct_mmi(int16_t *block);
void ff_simple_idct_put_mmi(uint8_t *dest, int32_t line_size, int16_t *block);
void ff_simple_idct_add_mmi(uint8_t *dest, int32_t line_size, int16_t *block);
#endif // #ifndef AVCODEC_MIPS_IDCTDSP_MIPS_H

1003
libavcodec/mips/idctdsp_mmi.c Normal file
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