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/*
* 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 <stdint.h>
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/h264chroma.h"
void ff_put_h264_chroma_mc8_rnd_mmx (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_put_h264_chroma_mc4_mmx (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_h264_chroma_mc4_mmxext (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_put_h264_chroma_mc2_mmxext (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_h264_chroma_mc2_mmxext (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_put_h264_chroma_mc4_ssse3 (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_h264_chroma_mc4_ssse3 (uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
#define CHROMA_MC(OP, NUM, DEPTH, OPT) \
void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT \
(uint8_t *dst, const uint8_t *src, \
ptrdiff_t stride, int h, int x, int y);
CHROMA_MC(put, 2, 10, mmxext)
CHROMA_MC(avg, 2, 10, mmxext)
CHROMA_MC(put, 4, 10, mmxext)
CHROMA_MC(avg, 4, 10, mmxext)
CHROMA_MC(put, 8, 10, sse2)
CHROMA_MC(avg, 8, 10, sse2)
CHROMA_MC(put, 8, 10, avx)
CHROMA_MC(avg, 8, 10, avx)
av_cold void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth)
{
int high_bit_depth = bit_depth > 8;
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_MMX(cpu_flags) && !high_bit_depth) {
c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_mmx;
c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx;
}
if (EXTERNAL_MMXEXT(cpu_flags) && !high_bit_depth) {
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext;
c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext;
c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_mmxext;
c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_mmxext;
}
if (EXTERNAL_MMXEXT(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_10_mmxext;
c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_10_mmxext;
c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_10_mmxext;
c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_10_mmxext;
}
if (EXTERNAL_SSE2(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_sse2;
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_sse2;
}
if (EXTERNAL_SSSE3(cpu_flags) && !high_bit_depth) {
c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_ssse3;
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_ssse3;
c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_ssse3;
c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_ssse3;
}
if (EXTERNAL_AVX(cpu_flags) && bit_depth > 8 && bit_depth <= 10) {
// AVX implies !cache64.
// TODO: Port cache(32|64) detection from x264.
c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_avx;
c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
}
}
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