mirror of https://git.ffmpeg.org/ffmpeg.git
68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 "libavcodec/avcodec.h"
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#include "libavcodec/vp3dsp.h"
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#include "config.h"
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void ff_vp3_idct_put_mmx(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_vp3_idct_add_mmx(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_vp3_idct_put_sse2(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_vp3_idct_add_sse2(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_vp3_idct_dc_add_mmx2(uint8_t *dest, int line_size,
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const DCTELEM *block);
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void ff_vp3_v_loop_filter_mmx2(uint8_t *src, int stride, int *bounding_values);
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void ff_vp3_h_loop_filter_mmx2(uint8_t *src, int stride, int *bounding_values);
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av_cold void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags)
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{
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#if HAVE_YASM
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int cpuflags = av_get_cpu_flags();
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#if ARCH_X86_32
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if (HAVE_MMX && cpuflags & AV_CPU_FLAG_MMX) {
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c->idct_put = ff_vp3_idct_put_mmx;
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c->idct_add = ff_vp3_idct_add_mmx;
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c->idct_perm = FF_PARTTRANS_IDCT_PERM;
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}
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#endif
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if (HAVE_MMXEXT && cpuflags & AV_CPU_FLAG_MMXEXT) {
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c->idct_dc_add = ff_vp3_idct_dc_add_mmx2;
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if (!(flags & CODEC_FLAG_BITEXACT)) {
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c->v_loop_filter = ff_vp3_v_loop_filter_mmx2;
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c->h_loop_filter = ff_vp3_h_loop_filter_mmx2;
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}
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}
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if (cpuflags & AV_CPU_FLAG_SSE2) {
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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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c->idct_perm = FF_TRANSPOSE_IDCT_PERM;
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}
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#endif
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}
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