mirror of
https://github.com/FFmpeg/FFmpeg.git
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9790b44a89
Also a slight change to the ssse3 code, which prevents a theoretical overflow in the sharp filter. Signed-off-by: Anton Khirnov <anton@khirnov.net>
310 lines
13 KiB
C
310 lines
13 KiB
C
/*
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* VP9 SIMD optimizations
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*
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* Copyright (c) 2013 Ronald S. Bultje <rsbultje@gmail.com>
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/internal.h"
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#include "libavutil/mem.h"
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#include "libavutil/x86/cpu.h"
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#include "libavcodec/vp9.h"
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#if HAVE_YASM
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#define fpel_func(avg, sz, opt) \
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void ff_vp9_ ## avg ## sz ## _ ## opt(uint8_t *dst, const uint8_t *src, \
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ptrdiff_t dst_stride, \
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ptrdiff_t src_stride, \
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int h, int mx, int my)
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fpel_func(put, 4, mmx);
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fpel_func(put, 8, mmx);
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fpel_func(put, 16, sse);
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fpel_func(put, 32, sse);
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fpel_func(put, 64, sse);
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fpel_func(avg, 4, mmxext);
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fpel_func(avg, 8, mmxext);
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fpel_func(avg, 16, sse2);
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fpel_func(avg, 32, sse2);
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fpel_func(avg, 64, sse2);
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fpel_func(put, 32, avx);
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fpel_func(put, 64, avx);
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fpel_func(avg, 32, avx2);
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fpel_func(avg, 64, avx2);
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#undef fpel_func
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#define mc_func(avg, sz, dir, opt, type, f_sz) \
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void \
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ff_vp9_ ## avg ## _8tap_1d_ ## dir ## _ ## sz ## _ ## opt(uint8_t *dst, \
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const uint8_t *src, \
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ptrdiff_t dst_stride, \
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ptrdiff_t src_stride, \
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int h, \
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const type (*filter)[f_sz])
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#define mc_funcs(sz, opt, type, f_sz) \
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mc_func(put, sz, h, opt, type, f_sz); \
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mc_func(avg, sz, h, opt, type, f_sz); \
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mc_func(put, sz, v, opt, type, f_sz); \
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mc_func(avg, sz, v, opt, type, f_sz)
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mc_funcs(4, mmxext, int16_t, 8);
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mc_funcs(8, sse2, int16_t, 8);
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mc_funcs(4, ssse3, int8_t, 32);
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mc_funcs(8, ssse3, int8_t, 32);
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#if ARCH_X86_64
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mc_funcs(16, ssse3, int8_t, 32);
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mc_funcs(32, avx2, int8_t, 32);
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#endif
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#undef mc_funcs
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#undef mc_func
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#define mc_rep_func(avg, sz, hsz, dir, opt, type, f_sz) \
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static av_always_inline void \
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ff_vp9_ ## avg ## _8tap_1d_ ## dir ## _ ## sz ## _ ## opt(uint8_t *dst, \
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const uint8_t *src, \
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ptrdiff_t dst_stride, \
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ptrdiff_t src_stride, \
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int h, \
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const type (*filter)[f_sz]) \
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{ \
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ff_vp9_ ## avg ## _8tap_1d_ ## dir ## _ ## hsz ## _ ## opt(dst, src, \
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dst_stride, \
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src_stride, \
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h, \
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filter); \
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ff_vp9_ ## avg ## _8tap_1d_ ## dir ## _ ## hsz ## _ ## opt(dst + hsz, \
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src + hsz, \
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dst_stride, \
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src_stride, \
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h, filter); \
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}
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#define mc_rep_funcs(sz, hsz, opt, type, f_sz) \
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mc_rep_func(put, sz, hsz, h, opt, type, f_sz); \
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mc_rep_func(avg, sz, hsz, h, opt, type, f_sz); \
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mc_rep_func(put, sz, hsz, v, opt, type, f_sz); \
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mc_rep_func(avg, sz, hsz, v, opt, type, f_sz)
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mc_rep_funcs(16, 8, sse2, int16_t, 8);
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#if ARCH_X86_32
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mc_rep_funcs(16, 8, ssse3, int8_t, 32);
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#endif
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mc_rep_funcs(32, 16, sse2, int16_t, 8);
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mc_rep_funcs(32, 16, ssse3, int8_t, 32);
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mc_rep_funcs(64, 32, sse2, int16_t, 8);
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mc_rep_funcs(64, 32, ssse3, int8_t, 32);
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#if ARCH_X86_64 && HAVE_AVX2_EXTERNAL
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mc_rep_funcs(64, 32, avx2, int8_t, 32);
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#endif
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#undef mc_rep_funcs
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#undef mc_rep_func
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extern const int8_t ff_filters_ssse3[3][15][4][32];
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extern const int16_t ff_filters_sse2[3][15][8][8];
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#define filter_8tap_2d_fn(op, sz, f, f_opt, fname, align, opt) \
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static void \
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op ## _8tap_ ## fname ## _ ## sz ## hv_ ## opt(uint8_t *dst, \
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const uint8_t *src, \
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ptrdiff_t dst_stride, \
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ptrdiff_t src_stride, \
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int h, int mx, int my) \
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{ \
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LOCAL_ALIGNED_ ## align(uint8_t, temp, [71 * 64]); \
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ff_vp9_put_8tap_1d_h_ ## sz ## _ ## opt(temp, src - 3 * src_stride, \
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64, src_stride, \
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h + 7, \
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ff_filters_ ## f_opt[f][mx - 1]); \
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ff_vp9_ ## op ## _8tap_1d_v_ ## sz ## _ ## opt(dst, temp + 3 * 64, \
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dst_stride, 64, \
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h, \
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ff_filters_ ## f_opt[f][my - 1]); \
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}
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#define filters_8tap_2d_fn(op, sz, align, opt, f_opt) \
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filter_8tap_2d_fn(op, sz, FILTER_8TAP_REGULAR, f_opt, regular, align, opt) \
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filter_8tap_2d_fn(op, sz, FILTER_8TAP_SHARP, f_opt, sharp, align, opt) \
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filter_8tap_2d_fn(op, sz, FILTER_8TAP_SMOOTH, f_opt, smooth, align, opt)
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#define filters_8tap_2d_fn2(op, align, opt4, opt8, f_opt) \
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filters_8tap_2d_fn(op, 64, align, opt8, f_opt) \
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filters_8tap_2d_fn(op, 32, align, opt8, f_opt) \
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filters_8tap_2d_fn(op, 16, align, opt8, f_opt) \
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filters_8tap_2d_fn(op, 8, align, opt8, f_opt) \
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filters_8tap_2d_fn(op, 4, align, opt4, f_opt)
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filters_8tap_2d_fn2(put, 16, mmxext, sse2, sse2)
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filters_8tap_2d_fn2(avg, 16, mmxext, sse2, sse2)
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filters_8tap_2d_fn2(put, 16, ssse3, ssse3, ssse3)
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filters_8tap_2d_fn2(avg, 16, ssse3, ssse3, ssse3)
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#if ARCH_X86_64 && HAVE_AVX2_EXTERNAL
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filters_8tap_2d_fn(put, 64, 32, avx2, ssse3)
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filters_8tap_2d_fn(put, 32, 32, avx2, ssse3)
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filters_8tap_2d_fn(avg, 64, 32, avx2, ssse3)
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filters_8tap_2d_fn(avg, 32, 32, avx2, ssse3)
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#endif
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#undef filters_8tap_2d_fn2
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#undef filters_8tap_2d_fn
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#undef filter_8tap_2d_fn
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#define filter_8tap_1d_fn(op, sz, f, f_opt, fname, dir, dvar, opt) \
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static void \
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op ## _8tap_ ## fname ## _ ## sz ## dir ## _ ## opt(uint8_t *dst, \
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const uint8_t *src, \
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ptrdiff_t dst_stride, \
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ptrdiff_t src_stride, \
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int h, int mx, \
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int my) \
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{ \
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ff_vp9_ ## op ## _8tap_1d_ ## dir ## _ ## sz ## _ ## opt(dst, src, \
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dst_stride, \
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src_stride, h,\
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ff_filters_ ## f_opt[f][dvar - 1]); \
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}
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#define filters_8tap_1d_fn(op, sz, dir, dvar, opt, f_opt) \
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filter_8tap_1d_fn(op, sz, FILTER_8TAP_REGULAR, f_opt, regular, dir, dvar, opt) \
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filter_8tap_1d_fn(op, sz, FILTER_8TAP_SHARP, f_opt, sharp, dir, dvar, opt) \
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filter_8tap_1d_fn(op, sz, FILTER_8TAP_SMOOTH, f_opt, smooth, dir, dvar, opt)
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#define filters_8tap_1d_fn2(op, sz, opt, f_opt) \
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filters_8tap_1d_fn(op, sz, h, mx, opt, f_opt) \
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filters_8tap_1d_fn(op, sz, v, my, opt, f_opt)
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#define filters_8tap_1d_fn3(op, opt4, opt8, f_opt) \
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filters_8tap_1d_fn2(op, 64, opt8, f_opt) \
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filters_8tap_1d_fn2(op, 32, opt8, f_opt) \
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filters_8tap_1d_fn2(op, 16, opt8, f_opt) \
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filters_8tap_1d_fn2(op, 8, opt8, f_opt) \
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filters_8tap_1d_fn2(op, 4, opt4, f_opt)
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filters_8tap_1d_fn3(put, mmxext, sse2, sse2)
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filters_8tap_1d_fn3(avg, mmxext, sse2, sse2)
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filters_8tap_1d_fn3(put, ssse3, ssse3, ssse3)
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filters_8tap_1d_fn3(avg, ssse3, ssse3, ssse3)
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#if ARCH_X86_64 && HAVE_AVX2_EXTERNAL
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filters_8tap_1d_fn2(put, 64, avx2, ssse3)
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filters_8tap_1d_fn2(put, 32, avx2, ssse3)
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filters_8tap_1d_fn2(avg, 64, avx2, ssse3)
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filters_8tap_1d_fn2(avg, 32, avx2, ssse3)
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#endif
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#undef filters_8tap_1d_fn
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#undef filters_8tap_1d_fn2
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#undef filters_8tap_1d_fn3
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#undef filter_8tap_1d_fn
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#endif /* HAVE_YASM */
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av_cold void ff_vp9dsp_init_x86(VP9DSPContext *dsp)
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{
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#if HAVE_YASM
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int cpu_flags = av_get_cpu_flags();
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#define init_fpel(idx1, idx2, sz, type, opt) \
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dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
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dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
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dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \
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dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_ ## type ## sz ## _ ## opt
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#define init_subpel1(idx1, idx2, idxh, idxv, sz, dir, type, opt) \
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dsp->mc[idx1][FILTER_8TAP_SMOOTH][idx2][idxh][idxv] = type ## _8tap_smooth_ ## sz ## dir ## _ ## opt; \
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dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][idxh][idxv] = type ## _8tap_regular_ ## sz ## dir ## _ ## opt; \
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dsp->mc[idx1][FILTER_8TAP_SHARP][idx2][idxh][idxv] = type ## _8tap_sharp_ ## sz ## dir ## _ ## opt
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#define init_subpel2(idx1, idx2, sz, type, opt) \
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init_subpel1(idx1, idx2, 1, 1, sz, hv, type, opt); \
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init_subpel1(idx1, idx2, 0, 1, sz, v, type, opt); \
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init_subpel1(idx1, idx2, 1, 0, sz, h, type, opt)
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#define init_subpel3_32_64(idx, type, opt) \
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init_subpel2(0, idx, 64, type, opt); \
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init_subpel2(1, idx, 32, type, opt)
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#define init_subpel3_8to64(idx, type, opt) \
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init_subpel3_32_64(idx, type, opt); \
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init_subpel2(2, idx, 16, type, opt); \
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init_subpel2(3, idx, 8, type, opt)
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#define init_subpel3(idx, type, opt) \
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init_subpel3_8to64(idx, type, opt); \
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init_subpel2(4, idx, 4, type, opt)
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if (EXTERNAL_MMX(cpu_flags)) {
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init_fpel(4, 0, 4, put, mmx);
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init_fpel(3, 0, 8, put, mmx);
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}
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if (EXTERNAL_MMXEXT(cpu_flags)) {
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init_subpel2(4, 0, 4, put, mmxext);
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init_subpel2(4, 1, 4, avg, mmxext);
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init_fpel(4, 1, 4, avg, mmxext);
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init_fpel(3, 1, 8, avg, mmxext);
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}
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if (EXTERNAL_SSE(cpu_flags)) {
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init_fpel(2, 0, 16, put, sse);
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init_fpel(1, 0, 32, put, sse);
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init_fpel(0, 0, 64, put, sse);
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}
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if (EXTERNAL_SSE2(cpu_flags)) {
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init_subpel3_8to64(0, put, sse2);
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init_subpel3_8to64(1, avg, sse2);
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init_fpel(2, 1, 16, avg, sse2);
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init_fpel(1, 1, 32, avg, sse2);
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init_fpel(0, 1, 64, avg, sse2);
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}
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if (EXTERNAL_SSSE3(cpu_flags)) {
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init_subpel3(0, put, ssse3);
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init_subpel3(1, avg, ssse3);
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}
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if (EXTERNAL_AVX(cpu_flags)) {
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init_fpel(1, 0, 32, put, avx);
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init_fpel(0, 0, 64, put, avx);
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}
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if (EXTERNAL_AVX2(cpu_flags)) {
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init_fpel(1, 1, 32, avg, avx2);
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init_fpel(0, 1, 64, avg, avx2);
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#if ARCH_X86_64 && HAVE_AVX2_EXTERNAL
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init_subpel3_32_64(0, put, avx2);
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init_subpel3_32_64(1, avg, avx2);
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#endif /* ARCH_X86_64 && HAVE_AVX2_EXTERNAL */
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}
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#undef init_fpel
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#undef init_subpel1
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#undef init_subpel2
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#undef init_subpel3
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#endif /* HAVE_YASM */
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}
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