651cb867b1
avx512 on Skylake-X (Xeon D-2123IT): 1.19x faster (970±91.2 vs. 817±104.4 decicycles) compared with avx2 avx512icl on Ice Lake (Xeon Silver 4316): 2.52x faster (1350±5.3 vs. 535±9.5 decicycles) compared with avx2
82 lines
3.4 KiB
C
82 lines
3.4 KiB
C
/*
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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/x86/cpu.h"
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#include "libavcodec/v210enc.h"
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void ff_v210_planar_pack_8_ssse3(const uint8_t *y, const uint8_t *u,
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const uint8_t *v, uint8_t *dst,
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ptrdiff_t width);
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void ff_v210_planar_pack_8_avx(const uint8_t *y, const uint8_t *u,
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const uint8_t *v, uint8_t *dst, ptrdiff_t width);
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void ff_v210_planar_pack_8_avx2(const uint8_t *y, const uint8_t *u,
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const uint8_t *v, uint8_t *dst, ptrdiff_t width);
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void ff_v210_planar_pack_8_avx512(const uint8_t *y, const uint8_t *u,
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const uint8_t *v, uint8_t *dst, ptrdiff_t width);
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void ff_v210_planar_pack_8_avx512icl(const uint8_t *y, const uint8_t *u,
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const uint8_t *v, uint8_t *dst, ptrdiff_t width);
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void ff_v210_planar_pack_10_ssse3(const uint16_t *y, const uint16_t *u,
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const uint16_t *v, uint8_t *dst,
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ptrdiff_t width);
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void ff_v210_planar_pack_10_avx2(const uint16_t *y, const uint16_t *u,
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const uint16_t *v, uint8_t *dst,
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ptrdiff_t width);
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void ff_v210_planar_pack_10_avx512(const uint16_t *y, const uint16_t *u,
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const uint16_t *v, uint8_t *dst,
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ptrdiff_t width);
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void ff_v210_planar_pack_10_avx512icl(const uint16_t *y, const uint16_t *u,
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const uint16_t *v, uint8_t *dst,
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ptrdiff_t width);
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av_cold void ff_v210enc_init_x86(V210EncContext *s)
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{
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_SSSE3(cpu_flags)) {
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s->pack_line_8 = ff_v210_planar_pack_8_ssse3;
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s->pack_line_10 = ff_v210_planar_pack_10_ssse3;
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}
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if (EXTERNAL_AVX(cpu_flags))
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s->pack_line_8 = ff_v210_planar_pack_8_avx;
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if (EXTERNAL_AVX2(cpu_flags)) {
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s->sample_factor_8 = 2;
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s->pack_line_8 = ff_v210_planar_pack_8_avx2;
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s->sample_factor_10 = 2;
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s->pack_line_10 = ff_v210_planar_pack_10_avx2;
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}
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if (EXTERNAL_AVX512(cpu_flags)) {
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s->sample_factor_8 = 2;
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s->pack_line_8 = ff_v210_planar_pack_8_avx512;
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#if ARCH_X86_64
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s->sample_factor_10 = 2;
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s->pack_line_10 = ff_v210_planar_pack_10_avx512;
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#endif
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}
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if (EXTERNAL_AVX512ICL(cpu_flags)) {
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s->sample_factor_8 = 4;
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s->pack_line_8 = ff_v210_planar_pack_8_avx512icl;
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s->sample_factor_10 = 4;
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s->pack_line_10 = ff_v210_planar_pack_10_avx512icl;
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}
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}
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