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/*
* VP9 SIMD optimizations
*
* Copyright (c) 2013 Ronald S. Bultje <rsbultje gmail 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/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/mem.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/vp9dsp.h"
#include "libavcodec/x86/vp9dsp_init.h"
#if HAVE_YASM
extern const int16_t ff_filters_16bpp[3][15][4][16];
decl_mc_funcs(4, sse2, int16_t, 16, BPC);
decl_mc_funcs(8, sse2, int16_t, 16, BPC);
decl_mc_funcs(16, avx2, int16_t, 16, BPC);
mc_rep_funcs(16, 8, 16, sse2, int16_t, 16, BPC);
mc_rep_funcs(32, 16, 32, sse2, int16_t, 16, BPC);
mc_rep_funcs(64, 32, 64, sse2, int16_t, 16, BPC);
#if HAVE_AVX2_EXTERNAL
mc_rep_funcs(32, 16, 32, avx2, int16_t, 16, BPC);
mc_rep_funcs(64, 32, 64, avx2, int16_t, 16, BPC);
#endif
filters_8tap_2d_fn2(put, 16, BPC, 2, sse2, sse2, 16bpp)
filters_8tap_2d_fn2(avg, 16, BPC, 2, sse2, sse2, 16bpp)
#if HAVE_AVX2_EXTERNAL
filters_8tap_2d_fn(put, 64, 32, BPC, 2, avx2, 16bpp)
filters_8tap_2d_fn(avg, 64, 32, BPC, 2, avx2, 16bpp)
filters_8tap_2d_fn(put, 32, 32, BPC, 2, avx2, 16bpp)
filters_8tap_2d_fn(avg, 32, 32, BPC, 2, avx2, 16bpp)
filters_8tap_2d_fn(put, 16, 32, BPC, 2, avx2, 16bpp)
filters_8tap_2d_fn(avg, 16, 32, BPC, 2, avx2, 16bpp)
#endif
filters_8tap_1d_fn3(put, BPC, sse2, sse2, 16bpp)
filters_8tap_1d_fn3(avg, BPC, sse2, sse2, 16bpp)
#if HAVE_AVX2_EXTERNAL
filters_8tap_1d_fn2(put, 64, BPC, avx2, 16bpp)
filters_8tap_1d_fn2(avg, 64, BPC, avx2, 16bpp)
filters_8tap_1d_fn2(put, 32, BPC, avx2, 16bpp)
filters_8tap_1d_fn2(avg, 32, BPC, avx2, 16bpp)
filters_8tap_1d_fn2(put, 16, BPC, avx2, 16bpp)
filters_8tap_1d_fn2(avg, 16, BPC, avx2, 16bpp)
#endif
#define decl_lpf_func(dir, wd, bpp, opt) \
void ff_vp9_loop_filter_##dir##_##wd##_##bpp##_##opt(uint8_t *dst, ptrdiff_t stride, \
int E, int I, int H)
#define decl_lpf_funcs(dir, wd, bpp) \
decl_lpf_func(dir, wd, bpp, sse2); \
decl_lpf_func(dir, wd, bpp, ssse3); \
decl_lpf_func(dir, wd, bpp, avx)
#define decl_lpf_funcs_wd(dir) \
decl_lpf_funcs(dir, 4, BPC); \
decl_lpf_funcs(dir, 8, BPC); \
decl_lpf_funcs(dir, 16, BPC)
decl_lpf_funcs_wd(h);
decl_lpf_funcs_wd(v);
#define lpf_16_wrapper(dir, off, bpp, opt) \
static void loop_filter_##dir##_16_##bpp##_##opt(uint8_t *dst, ptrdiff_t stride, \
int E, int I, int H) \
{ \
ff_vp9_loop_filter_##dir##_16_##bpp##_##opt(dst, stride, E, I, H); \
ff_vp9_loop_filter_##dir##_16_##bpp##_##opt(dst + off, stride, E, I, H); \
}
#define lpf_16_wrappers(bpp, opt) \
lpf_16_wrapper(h, 8 * stride, bpp, opt); \
lpf_16_wrapper(v, 16, bpp, opt)
lpf_16_wrappers(BPC, sse2);
lpf_16_wrappers(BPC, ssse3);
lpf_16_wrappers(BPC, avx);
#define lpf_mix2_wrapper(dir, off, wd1, wd2, bpp, opt) \
static void loop_filter_##dir##_##wd1##wd2##_##bpp##_##opt(uint8_t *dst, ptrdiff_t stride, \
int E, int I, int H) \
{ \
ff_vp9_loop_filter_##dir##_##wd1##_##bpp##_##opt(dst, stride, \
E & 0xff, I & 0xff, H & 0xff); \
ff_vp9_loop_filter_##dir##_##wd2##_##bpp##_##opt(dst + off, stride, \
E >> 8, I >> 8, H >> 8); \
}
#define lpf_mix2_wrappers(wd1, wd2, bpp, opt) \
lpf_mix2_wrapper(h, 8 * stride, wd1, wd2, bpp, opt); \
lpf_mix2_wrapper(v, 16, wd1, wd2, bpp, opt)
#define lpf_mix2_wrappers_set(bpp, opt) \
lpf_mix2_wrappers(4, 4, bpp, opt); \
lpf_mix2_wrappers(4, 8, bpp, opt); \
lpf_mix2_wrappers(8, 4, bpp, opt); \
lpf_mix2_wrappers(8, 8, bpp, opt); \
lpf_mix2_wrappers_set(BPC, sse2);
lpf_mix2_wrappers_set(BPC, ssse3);
lpf_mix2_wrappers_set(BPC, avx);
decl_ipred_fns(tm, BPC, mmxext, sse2);
#endif /* HAVE_YASM */
av_cold void INIT_FUNC(VP9DSPContext *dsp)
{
#if HAVE_YASM
int cpu_flags = av_get_cpu_flags();
#define init_lpf_8_func(idx1, idx2, dir, wd, bpp, opt) \
dsp->loop_filter_8[idx1][idx2] = ff_vp9_loop_filter_##dir##_##wd##_##bpp##_##opt
#define init_lpf_16_func(idx, dir, bpp, opt) \
dsp->loop_filter_16[idx] = loop_filter_##dir##_16_##bpp##_##opt
#define init_lpf_mix2_func(idx1, idx2, idx3, dir, wd1, wd2, bpp, opt) \
dsp->loop_filter_mix2[idx1][idx2][idx3] = loop_filter_##dir##_##wd1##wd2##_##bpp##_##opt
#define init_lpf_funcs(bpp, opt) \
init_lpf_8_func(0, 0, h, 4, bpp, opt); \
init_lpf_8_func(0, 1, v, 4, bpp, opt); \
init_lpf_8_func(1, 0, h, 8, bpp, opt); \
init_lpf_8_func(1, 1, v, 8, bpp, opt); \
init_lpf_8_func(2, 0, h, 16, bpp, opt); \
init_lpf_8_func(2, 1, v, 16, bpp, opt); \
init_lpf_16_func(0, h, bpp, opt); \
init_lpf_16_func(1, v, bpp, opt); \
init_lpf_mix2_func(0, 0, 0, h, 4, 4, bpp, opt); \
init_lpf_mix2_func(0, 1, 0, h, 4, 8, bpp, opt); \
init_lpf_mix2_func(1, 0, 0, h, 8, 4, bpp, opt); \
init_lpf_mix2_func(1, 1, 0, h, 8, 8, bpp, opt); \
init_lpf_mix2_func(0, 0, 1, v, 4, 4, bpp, opt); \
init_lpf_mix2_func(0, 1, 1, v, 4, 8, bpp, opt); \
init_lpf_mix2_func(1, 0, 1, v, 8, 4, bpp, opt); \
init_lpf_mix2_func(1, 1, 1, v, 8, 8, bpp, opt)
if (EXTERNAL_MMXEXT(cpu_flags)) {
init_ipred_func(tm, TM_VP8, 4, BPC, mmxext);
}
if (EXTERNAL_SSE2(cpu_flags)) {
init_subpel3(0, put, BPC, sse2);
init_subpel3(1, avg, BPC, sse2);
init_lpf_funcs(BPC, sse2);
init_8_16_32_ipred_funcs(tm, TM_VP8, BPC, sse2);
}
if (EXTERNAL_SSSE3(cpu_flags)) {
init_lpf_funcs(BPC, ssse3);
}
if (EXTERNAL_AVX(cpu_flags)) {
init_lpf_funcs(BPC, avx);
}
if (EXTERNAL_AVX2(cpu_flags)) {
#if HAVE_AVX2_EXTERNAL
init_subpel3_32_64(0, put, BPC, avx2);
init_subpel3_32_64(1, avg, BPC, avx2);
init_subpel2(2, 0, 16, put, BPC, avx2);
init_subpel2(2, 1, 16, avg, BPC, avx2);
#endif
}
#endif /* HAVE_YASM */
ff_vp9dsp_init_16bpp_x86(dsp);
}
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