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69 lines
2.7 KiB
69 lines
2.7 KiB
/* |
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* ARM NEON optimised Float DSP functions |
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.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/float_dsp.h" |
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#include "cpu.h" |
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void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1, |
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int len); |
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void ff_vector_fmac_scalar_neon(float *dst, const float *src, float mul, |
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int len); |
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void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul, |
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int len); |
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void ff_vector_dmul_scalar_neon(double *dst, const double *src, double mul, |
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int len); |
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void ff_vector_fmul_window_neon(float *dst, const float *src0, |
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const float *src1, const float *win, int len); |
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void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1, |
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const float *src2, int len); |
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void ff_vector_fmul_reverse_neon(float *dst, const float *src0, |
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const float *src1, int len); |
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void ff_butterflies_float_neon(float *v1, float *v2, int len); |
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float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len); |
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av_cold void ff_float_dsp_init_aarch64(AVFloatDSPContext *fdsp) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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if (have_neon(cpu_flags)) { |
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fdsp->butterflies_float = ff_butterflies_float_neon; |
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fdsp->scalarproduct_float = ff_scalarproduct_float_neon; |
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fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_neon; |
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fdsp->vector_fmul = ff_vector_fmul_neon; |
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fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_neon; |
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fdsp->vector_fmul_add = ff_vector_fmul_add_neon; |
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fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_neon; |
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fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_neon; |
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fdsp->vector_fmul_window = ff_vector_fmul_window_neon; |
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} |
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}
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