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eefec06634
The only system which benefit from these are truely ancient 32bit x86s as all other systems use at least the SSE2 versions (this includes all x64 cpus (which is why this code is restricted to x86-32)). Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
65 lines
2.3 KiB
C
65 lines
2.3 KiB
C
/*
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* Copyright (c) 2009 David Conrad <lessen42@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 <stdint.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/avcodec.h"
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#include "libavcodec/vp3dsp.h"
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void ff_vp3_idct_put_sse2(uint8_t *dest, ptrdiff_t stride, int16_t *block);
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void ff_vp3_idct_add_sse2(uint8_t *dest, ptrdiff_t stride, int16_t *block);
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void ff_vp3_idct_dc_add_mmxext(uint8_t *dest, ptrdiff_t stride, int16_t *block);
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void ff_vp3_v_loop_filter_mmxext(uint8_t *src, ptrdiff_t stride,
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int *bounding_values);
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void ff_vp3_h_loop_filter_mmxext(uint8_t *src, ptrdiff_t stride,
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int *bounding_values);
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void ff_put_vp_no_rnd_pixels8_l2_mmx(uint8_t *dst, const uint8_t *a,
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const uint8_t *b, ptrdiff_t stride,
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int h);
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av_cold void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags)
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{
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_MMX(cpu_flags)) {
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c->put_no_rnd_pixels_l2 = ff_put_vp_no_rnd_pixels8_l2_mmx;
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}
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if (EXTERNAL_MMXEXT(cpu_flags)) {
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c->idct_dc_add = ff_vp3_idct_dc_add_mmxext;
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if (!(flags & AV_CODEC_FLAG_BITEXACT)) {
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c->v_loop_filter = c->v_loop_filter_unaligned = ff_vp3_v_loop_filter_mmxext;
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c->h_loop_filter = c->v_loop_filter_unaligned = ff_vp3_h_loop_filter_mmxext;
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}
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}
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if (EXTERNAL_SSE2(cpu_flags)) {
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c->idct_put = ff_vp3_idct_put_sse2;
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c->idct_add = ff_vp3_idct_add_sse2;
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}
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}
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