52dc18d414
* qatar/master: x86: vc1: call ff_vc1dsp_init_x86() under if (ARCH_X86) x86: cavs: call ff_cavsdsp_init_x86() under if (ARCH_X86) x86: call most of the x86 dsp init functions under if (ARCH_X86) doc: support the new website layout doc: remove a warning from filters.texi doc: initial nut documentation segment: drop global headers setting lavu: fix typo in Makefile Conflicts: doc/Makefile doc/filters.texi doc/t2h.init libavcodec/fmtconvert.c libavcodec/proresdsp.c libavcodec/x86/Makefile libavcodec/x86/vc1dsp_mmx.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
70 lines
2.3 KiB
C
70 lines
2.3 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/cpu.h"
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#include "libavutil/x86/cpu.h"
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#include "libavcodec/dsputil.h"
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#include "libavcodec/dct.h"
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#include "fft.h"
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av_cold void ff_fft_init_x86(FFTContext *s)
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{
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int has_vectors = av_get_cpu_flags();
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#if ARCH_X86_32
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if (EXTERNAL_AMD3DNOW(has_vectors)) {
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/* 3DNow! for K6-2/3 */
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s->imdct_calc = ff_imdct_calc_3dnow;
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s->imdct_half = ff_imdct_half_3dnow;
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s->fft_calc = ff_fft_calc_3dnow;
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}
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if (EXTERNAL_AMD3DNOWEXT(has_vectors)) {
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/* 3DNowEx for K7 */
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s->imdct_calc = ff_imdct_calc_3dnowext;
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s->imdct_half = ff_imdct_half_3dnowext;
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s->fft_calc = ff_fft_calc_3dnowext;
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}
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#endif
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if (EXTERNAL_SSE(has_vectors)) {
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/* SSE for P3/P4/K8 */
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s->imdct_calc = ff_imdct_calc_sse;
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s->imdct_half = ff_imdct_half_sse;
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s->fft_permute = ff_fft_permute_sse;
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s->fft_calc = ff_fft_calc_sse;
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s->fft_permutation = FF_FFT_PERM_SWAP_LSBS;
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}
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if (EXTERNAL_AVX(has_vectors) && s->nbits >= 5) {
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/* AVX for SB */
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s->imdct_half = ff_imdct_half_avx;
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s->fft_calc = ff_fft_calc_avx;
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s->fft_permutation = FF_FFT_PERM_AVX;
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}
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}
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#if CONFIG_DCT
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av_cold void ff_dct_init_x86(DCTContext *s)
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{
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int has_vectors = av_get_cpu_flags();
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if (EXTERNAL_SSE(has_vectors))
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s->dct32 = ff_dct32_float_sse;
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if (EXTERNAL_SSE2(has_vectors))
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s->dct32 = ff_dct32_float_sse2;
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if (EXTERNAL_AVX(has_vectors))
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s->dct32 = ff_dct32_float_avx;
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}
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#endif
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