float_dsp_init_neon.c (2369B)
1 /* 2 * ARM NEON optimised Float DSP functions 3 * Copyright (c) 2008 Mans Rullgard <mans@mansr.com> 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22 #include <stdint.h> 23 24 #include "libavutil/attributes.h" 25 #include "libavutil/float_dsp.h" 26 #include "float_dsp_arm.h" 27 28 void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1, int len); 29 30 void ff_vector_fmac_scalar_neon(float *dst, const float *src, float mul, 31 int len); 32 33 void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul, 34 int len); 35 36 void ff_vector_fmul_window_neon(float *dst, const float *src0, 37 const float *src1, const float *win, int len); 38 39 void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1, 40 const float *src2, int len); 41 42 void ff_vector_fmul_reverse_neon(float *dst, const float *src0, 43 const float *src1, int len); 44 45 void ff_butterflies_float_neon(float *v1, float *v2, int len); 46 47 float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len); 48 49 av_cold void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp) 50 { 51 fdsp->vector_fmul = ff_vector_fmul_neon; 52 fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_neon; 53 fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_neon; 54 fdsp->vector_fmul_window = ff_vector_fmul_window_neon; 55 fdsp->vector_fmul_add = ff_vector_fmul_add_neon; 56 fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_neon; 57 fdsp->butterflies_float = ff_butterflies_float_neon; 58 fdsp->scalarproduct_float = ff_scalarproduct_float_neon; 59 }