89 lines
4.5 KiB
C
89 lines
4.5 KiB
C
/*
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* Copyright (c) 2021 Mark Reid <mindmark@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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/x86/cpu.h"
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#include "libavfilter/lut3d.h"
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#define DEFINE_INTERP_FUNC(name, format, opt) \
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void ff_interp_##name##_##format##_##opt(LUT3DContext *lut3d, Lut3DPreLut *prelut, AVFrame *src, AVFrame *dst, int slice_start, int slice_end, int has_alpha); \
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static int interp_##name##_##format##_##opt(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \
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{ \
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LUT3DContext *lut3d = ctx->priv; \
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Lut3DPreLut *prelut = lut3d->prelut.size > 0? &lut3d->prelut: NULL; \
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ThreadData *td = arg; \
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AVFrame *in = td->in; \
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AVFrame *out = td->out; \
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int has_alpha = in->linesize[3] && out != in; \
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int slice_start = (in->height * jobnr ) / nb_jobs; \
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int slice_end = (in->height * (jobnr+1)) / nb_jobs; \
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ff_interp_##name##_##format##_##opt(lut3d, prelut, in, out, slice_start, slice_end, has_alpha); \
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return 0; \
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}
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#if ARCH_X86_64
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#if HAVE_AVX2_EXTERNAL
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DEFINE_INTERP_FUNC(tetrahedral, pf32, avx2)
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DEFINE_INTERP_FUNC(tetrahedral, p16, avx2)
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#endif
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#if HAVE_AVX_EXTERNAL
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DEFINE_INTERP_FUNC(tetrahedral, pf32, avx)
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DEFINE_INTERP_FUNC(tetrahedral, p16, avx)
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#endif
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DEFINE_INTERP_FUNC(tetrahedral, pf32, sse2)
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DEFINE_INTERP_FUNC(tetrahedral, p16, sse2)
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#endif
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av_cold void ff_lut3d_init_x86(LUT3DContext *s, const AVPixFmtDescriptor *desc)
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{
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int cpu_flags = av_get_cpu_flags();
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int planar = desc->flags & AV_PIX_FMT_FLAG_PLANAR;
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int isfloat = desc->flags & AV_PIX_FMT_FLAG_FLOAT;
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int depth = desc->comp[0].depth;
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#if ARCH_X86_64
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if (EXTERNAL_AVX2_FAST(cpu_flags) && EXTERNAL_FMA3(cpu_flags) && s->interpolation == INTERPOLATE_TETRAHEDRAL && planar) {
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#if HAVE_AVX2_EXTERNAL
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if (isfloat && planar) {
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s->interp = interp_tetrahedral_pf32_avx2;
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} else if (depth == 16) {
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s->interp = interp_tetrahedral_p16_avx2;
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}
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#endif
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} else if (EXTERNAL_AVX_FAST(cpu_flags) && s->interpolation == INTERPOLATE_TETRAHEDRAL && planar) {
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#if HAVE_AVX_EXTERNAL
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if (isfloat) {
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s->interp = interp_tetrahedral_pf32_avx;
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} else if (depth == 16) {
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s->interp = interp_tetrahedral_p16_avx;
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}
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#endif
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} else if (EXTERNAL_SSE2(cpu_flags) && s->interpolation == INTERPOLATE_TETRAHEDRAL && planar) {
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if (isfloat) {
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s->interp = interp_tetrahedral_pf32_sse2;
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} else if (depth == 16) {
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s->interp = interp_tetrahedral_p16_sse2;
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}
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}
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#endif
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}
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