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43 lines
1.5 KiB
43 lines
1.5 KiB
/* |
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* Copyright (C) 2006 Loren Merritt <lorenm@u.washington.edu> |
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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 "config.h" |
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#include "libavutil/attributes.h" |
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#include "libavutil/cpu.h" |
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#include "libavcodec/vorbisdsp.h" |
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void ff_vorbis_inverse_coupling_3dnow(float *mag, float *ang, |
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intptr_t blocksize); |
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void ff_vorbis_inverse_coupling_sse(float *mag, float *ang, |
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intptr_t blocksize); |
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av_cold void ff_vorbisdsp_init_x86(VorbisDSPContext *dsp) |
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{ |
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#if HAVE_YASM |
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int cpu_flags = av_get_cpu_flags(); |
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#if ARCH_X86_32 |
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if (cpu_flags & AV_CPU_FLAG_3DNOW) |
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dsp->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_3dnow; |
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#endif /* ARCH_X86_32 */ |
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if (cpu_flags & AV_CPU_FLAG_SSE) |
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dsp->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_sse; |
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#endif /* HAVE_YASM */ |
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}
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