diff options
Diffstat (limited to 'libavcodec/x86/fft.c')
-rw-r--r-- | libavcodec/x86/fft.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/libavcodec/x86/fft.c b/libavcodec/x86/fft.c deleted file mode 100644 index fcde3fa797..0000000000 --- a/libavcodec/x86/fft.c +++ /dev/null @@ -1,72 +0,0 @@ -/* - * This file is part of Libav. - * - * Libav 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. - * - * Libav 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 Libav; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/cpu.h" -#include "libavcodec/dsputil.h" -#include "libavcodec/dct.h" -#include "fft.h" - -av_cold void ff_fft_init_mmx(FFTContext *s) -{ -#if HAVE_YASM - int has_vectors = av_get_cpu_flags(); -#if ARCH_X86_32 - if (has_vectors & AV_CPU_FLAG_3DNOW && HAVE_AMD3DNOW) { - /* 3DNow! for K6-2/3 */ - s->imdct_calc = ff_imdct_calc_3dnow; - s->imdct_half = ff_imdct_half_3dnow; - s->fft_calc = ff_fft_calc_3dnow; - } - if (has_vectors & AV_CPU_FLAG_3DNOWEXT && HAVE_AMD3DNOWEXT) { - /* 3DNowEx for K7 */ - s->imdct_calc = ff_imdct_calc_3dnowext; - s->imdct_half = ff_imdct_half_3dnowext; - s->fft_calc = ff_fft_calc_3dnowext; - } -#endif - if (has_vectors & AV_CPU_FLAG_SSE && HAVE_SSE) { - /* SSE for P3/P4/K8 */ - s->imdct_calc = ff_imdct_calc_sse; - s->imdct_half = ff_imdct_half_sse; - s->fft_permute = ff_fft_permute_sse; - s->fft_calc = ff_fft_calc_sse; - s->fft_permutation = FF_FFT_PERM_SWAP_LSBS; - } - if (has_vectors & AV_CPU_FLAG_AVX && HAVE_AVX && s->nbits >= 5) { - /* AVX for SB */ - s->imdct_half = ff_imdct_half_avx; - s->fft_calc = ff_fft_calc_avx; - s->fft_permutation = FF_FFT_PERM_AVX; - } -#endif -} - -#if CONFIG_DCT -av_cold void ff_dct_init_mmx(DCTContext *s) -{ -#if HAVE_YASM - int has_vectors = av_get_cpu_flags(); - if (has_vectors & AV_CPU_FLAG_SSE && HAVE_SSE) - s->dct32 = ff_dct32_float_sse; - if (has_vectors & AV_CPU_FLAG_SSE2 && HAVE_SSE) - s->dct32 = ff_dct32_float_sse2; - if (has_vectors & AV_CPU_FLAG_AVX && HAVE_AVX) - s->dct32 = ff_dct32_float_avx; -#endif -} -#endif |