mirror of
https://github.com/librempeg/librempeg
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109 lines
4.9 KiB
C
109 lines
4.9 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 <stdint.h>
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#include "config.h"
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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 "libavcodec/h264chroma.h"
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void ff_put_h264_chroma_mc8_rnd_mmx (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_put_h264_chroma_mc4_mmx (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_avg_h264_chroma_mc4_mmxext (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_put_h264_chroma_mc2_mmxext (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_avg_h264_chroma_mc2_mmxext (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_put_h264_chroma_mc4_ssse3 (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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void ff_avg_h264_chroma_mc4_ssse3 (uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, int h, int x, int y);
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#define CHROMA_MC(OP, NUM, DEPTH, OPT) \
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void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT \
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(uint8_t *dst, const uint8_t *src, \
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ptrdiff_t stride, int h, int x, int y);
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CHROMA_MC(put, 2, 10, mmxext)
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CHROMA_MC(avg, 2, 10, mmxext)
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CHROMA_MC(put, 4, 10, mmxext)
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CHROMA_MC(avg, 4, 10, mmxext)
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CHROMA_MC(put, 8, 10, sse2)
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CHROMA_MC(avg, 8, 10, sse2)
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CHROMA_MC(put, 8, 10, avx)
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CHROMA_MC(avg, 8, 10, avx)
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av_cold void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth)
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{
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int high_bit_depth = bit_depth > 8;
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_MMX(cpu_flags) && !high_bit_depth) {
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c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_mmx;
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c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx;
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}
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if (EXTERNAL_MMXEXT(cpu_flags) && !high_bit_depth) {
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c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext;
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c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext;
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c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_mmxext;
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c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_mmxext;
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}
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if (EXTERNAL_MMXEXT(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
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c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_10_mmxext;
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c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_10_mmxext;
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c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_10_mmxext;
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c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_10_mmxext;
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}
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if (EXTERNAL_SSE2(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
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c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_sse2;
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c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_sse2;
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}
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if (EXTERNAL_SSSE3(cpu_flags) && !high_bit_depth) {
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c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_ssse3;
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c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_ssse3;
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c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_ssse3;
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c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_ssse3;
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}
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if (EXTERNAL_AVX(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
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// AVX implies !cache64.
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// TODO: Port cache(32|64) detection from x264.
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c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_avx;
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c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
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}
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}
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