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ffmpeg/libavcodec/x86/rv40dsp_init.c

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/*
* RV40 decoder motion compensation functions x86-optimised
* Copyright (c) 2008 Konstantin Shishkov
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* RV40 decoder motion compensation functions x86-optimised
* 2,0 and 0,2 have h264 equivalents.
* 3,3 is bugged in the rv40 format and maps to _xy2 version
*/
#include "libavcodec/rv34dsp.h"
#include "libavutil/mem.h"
#include "libavutil/x86/cpu.h"
#include "dsputil_mmx.h"
#if HAVE_YASM
void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc8_mmx2 (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc8_3dnow(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_put_rv40_chroma_mc4_mmx (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc4_mmx2 (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc4_3dnow(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
#define DECLARE_WEIGHT(opt) \
void ff_rv40_weight_func_rnd_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
int w1, int w2, ptrdiff_t stride); \
void ff_rv40_weight_func_rnd_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
int w1, int w2, ptrdiff_t stride); \
void ff_rv40_weight_func_nornd_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
int w1, int w2, ptrdiff_t stride); \
void ff_rv40_weight_func_nornd_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
int w1, int w2, ptrdiff_t stride);
DECLARE_WEIGHT(mmx2)
DECLARE_WEIGHT(sse2)
DECLARE_WEIGHT(ssse3)
/** @{ */
/**
* Define one qpel function.
* LOOPSIZE must be already set to the number of pixels processed per
* iteration in the inner loop of the called functions.
* COFF(x) must be already defined so as to provide the offset into any
* array of coeffs used by the called function for the qpel position x.
*/
#define QPEL_FUNC_DECL(OP, SIZE, PH, PV, OPT) \
static void OP ## rv40_qpel ##SIZE ##_mc ##PH ##PV ##OPT(uint8_t *dst, \
uint8_t *src, \
int stride) \
{ \
int i; \
if (PH && PV) { \
DECLARE_ALIGNED(16, uint8_t, tmp)[SIZE * (SIZE + 5)]; \
uint8_t *tmpptr = tmp + SIZE * 2; \
src -= stride * 2; \
\
for (i = 0; i < SIZE; i += LOOPSIZE) \
ff_put_rv40_qpel_h ##OPT(tmp + i, SIZE, src + i, stride, \
SIZE + 5, HCOFF(PH)); \
for (i = 0; i < SIZE; i += LOOPSIZE) \
ff_ ##OP ##rv40_qpel_v ##OPT(dst + i, stride, tmpptr + i, \
SIZE, SIZE, VCOFF(PV)); \
} else if (PV) { \
for (i = 0; i < SIZE; i += LOOPSIZE) \
ff_ ##OP ##rv40_qpel_v ## OPT(dst + i, stride, src + i, \
stride, SIZE, VCOFF(PV)); \
} else { \
for (i = 0; i < SIZE; i += LOOPSIZE) \
ff_ ##OP ##rv40_qpel_h ## OPT(dst + i, stride, src + i, \
stride, SIZE, HCOFF(PH)); \
} \
};
/** Declare functions for sizes 8 and 16 and given operations
* and qpel position. */
#define QPEL_FUNCS_DECL(OP, PH, PV, OPT) \
QPEL_FUNC_DECL(OP, 8, PH, PV, OPT) \
QPEL_FUNC_DECL(OP, 16, PH, PV, OPT)
/** Declare all functions for all sizes and qpel positions */
#define QPEL_MC_DECL(OP, OPT) \
void ff_ ##OP ##rv40_qpel_h ##OPT(uint8_t *dst, ptrdiff_t dstStride, \
const uint8_t *src, \
ptrdiff_t srcStride, \
int len, int m); \
void ff_ ##OP ##rv40_qpel_v ##OPT(uint8_t *dst, ptrdiff_t dstStride, \
const uint8_t *src, \
ptrdiff_t srcStride, \
int len, int m); \
QPEL_FUNCS_DECL(OP, 0, 1, OPT) \
QPEL_FUNCS_DECL(OP, 0, 3, OPT) \
QPEL_FUNCS_DECL(OP, 1, 0, OPT) \
QPEL_FUNCS_DECL(OP, 1, 1, OPT) \
QPEL_FUNCS_DECL(OP, 1, 2, OPT) \
QPEL_FUNCS_DECL(OP, 1, 3, OPT) \
QPEL_FUNCS_DECL(OP, 2, 1, OPT) \
QPEL_FUNCS_DECL(OP, 2, 2, OPT) \
QPEL_FUNCS_DECL(OP, 2, 3, OPT) \
QPEL_FUNCS_DECL(OP, 3, 0, OPT) \
QPEL_FUNCS_DECL(OP, 3, 1, OPT) \
QPEL_FUNCS_DECL(OP, 3, 2, OPT)
/** @} */
#define LOOPSIZE 8
#define HCOFF(x) (32 * (x - 1))
#define VCOFF(x) (32 * (x - 1))
QPEL_MC_DECL(put_, _ssse3)
QPEL_MC_DECL(avg_, _ssse3)
#undef LOOPSIZE
#undef HCOFF
#undef VCOFF
#define LOOPSIZE 8
#define HCOFF(x) (64 * (x - 1))
#define VCOFF(x) (64 * (x - 1))
QPEL_MC_DECL(put_, _sse2)
QPEL_MC_DECL(avg_, _sse2)
#if ARCH_X86_32
#undef LOOPSIZE
#undef HCOFF
#undef VCOFF
#define LOOPSIZE 4
#define HCOFF(x) (64 * (x - 1))
#define VCOFF(x) (64 * (x - 1))
QPEL_MC_DECL(put_, _mmx)
#define ff_put_rv40_qpel_h_mmx2 ff_put_rv40_qpel_h_mmx
#define ff_put_rv40_qpel_v_mmx2 ff_put_rv40_qpel_v_mmx
QPEL_MC_DECL(avg_, _mmx2)
#define ff_put_rv40_qpel_h_3dnow ff_put_rv40_qpel_h_mmx
#define ff_put_rv40_qpel_v_3dnow ff_put_rv40_qpel_v_mmx
QPEL_MC_DECL(avg_, _3dnow)
#endif
/** @{ */
/** Set one function */
#define QPEL_FUNC_SET(OP, SIZE, PH, PV, OPT) \
c-> OP ## pixels_tab[2 - SIZE / 8][4 * PV + PH] = OP ## rv40_qpel ##SIZE ## _mc ##PH ##PV ##OPT;
/** Set functions put and avg for sizes 8 and 16 and a given qpel position */
#define QPEL_FUNCS_SET(OP, PH, PV, OPT) \
QPEL_FUNC_SET(OP, 8, PH, PV, OPT) \
QPEL_FUNC_SET(OP, 16, PH, PV, OPT)
/** Set all functions for all sizes and qpel positions */
#define QPEL_MC_SET(OP, OPT) \
QPEL_FUNCS_SET (OP, 0, 1, OPT) \
QPEL_FUNCS_SET (OP, 0, 3, OPT) \
QPEL_FUNCS_SET (OP, 1, 0, OPT) \
QPEL_FUNCS_SET (OP, 1, 1, OPT) \
QPEL_FUNCS_SET (OP, 1, 2, OPT) \
QPEL_FUNCS_SET (OP, 1, 3, OPT) \
QPEL_FUNCS_SET (OP, 2, 1, OPT) \
QPEL_FUNCS_SET (OP, 2, 2, OPT) \
QPEL_FUNCS_SET (OP, 2, 3, OPT) \
QPEL_FUNCS_SET (OP, 3, 0, OPT) \
QPEL_FUNCS_SET (OP, 3, 1, OPT) \
QPEL_FUNCS_SET (OP, 3, 2, OPT)
/** @} */
#endif /* HAVE_YASM */
void ff_rv40dsp_init_x86(RV34DSPContext *c, DSPContext *dsp)
{
#if HAVE_YASM
int mm_flags = av_get_cpu_flags();
if (EXTERNAL_MMX(mm_flags)) {
c->put_chroma_pixels_tab[0] = ff_put_rv40_chroma_mc8_mmx;
c->put_chroma_pixels_tab[1] = ff_put_rv40_chroma_mc4_mmx;
#if HAVE_MMX_INLINE
c->put_pixels_tab[0][15] = ff_put_rv40_qpel16_mc33_mmx;
c->put_pixels_tab[1][15] = ff_put_rv40_qpel8_mc33_mmx;
c->avg_pixels_tab[0][15] = ff_avg_rv40_qpel16_mc33_mmx;
c->avg_pixels_tab[1][15] = ff_avg_rv40_qpel8_mc33_mmx;
#endif /* HAVE_MMX_INLINE */
#if ARCH_X86_32
QPEL_MC_SET(put_, _mmx)
#endif
}
if (EXTERNAL_MMXEXT(mm_flags)) {
c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_mmx2;
c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_mmx2;
c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_mmx2;
c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_mmx2;
c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_mmx2;
c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_mmx2;
#if ARCH_X86_32
QPEL_MC_SET(avg_, _mmx2)
#endif
} else if (EXTERNAL_AMD3DNOW(mm_flags)) {
c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_3dnow;
c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_3dnow;
#if ARCH_X86_32
QPEL_MC_SET(avg_, _3dnow)
#endif
}
if (EXTERNAL_SSE2(mm_flags)) {
c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_sse2;
c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_sse2;
c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_sse2;
c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_sse2;
QPEL_MC_SET(put_, _sse2)
QPEL_MC_SET(avg_, _sse2)
}
if (EXTERNAL_SSSE3(mm_flags)) {
c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_ssse3;
c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_ssse3;
c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_ssse3;
c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_ssse3;
QPEL_MC_SET(put_, _ssse3)
QPEL_MC_SET(avg_, _ssse3)
}
#endif /* HAVE_YASM */
}
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