1/* 2 * Copyright (c) 2012 Mans Rullgard 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21#include "config.h" 22#include "libavutil/arm/cpu.h" 23#include "libavutil/attributes.h" 24#include "libavcodec/sbrdsp.h" 25 26void ff_sbr_sum64x5_neon(float *z); 27float ff_sbr_sum_square_neon(float (*x)[2], int n); 28void ff_sbr_neg_odd_64_neon(float *x); 29void ff_sbr_qmf_pre_shuffle_neon(float *z); 30void ff_sbr_qmf_post_shuffle_neon(float W[32][2], const float *z); 31void ff_sbr_qmf_deint_neg_neon(float *v, const float *src); 32void ff_sbr_qmf_deint_bfly_neon(float *v, const float *src0, const float *src1); 33void ff_sbr_hf_g_filt_neon(float (*Y)[2], const float (*X_high)[40][2], 34 const float *g_filt, int m_max, intptr_t ixh); 35void ff_sbr_hf_gen_neon(float (*X_high)[2], const float (*X_low)[2], 36 const float alpha0[2], const float alpha1[2], 37 float bw, int start, int end); 38void ff_sbr_autocorrelate_neon(const float x[40][2], float phi[3][2][2]); 39 40void ff_sbr_hf_apply_noise_0_neon(float Y[64][2], const float *s_m, 41 const float *q_filt, int noise, 42 int kx, int m_max); 43void ff_sbr_hf_apply_noise_1_neon(float Y[64][2], const float *s_m, 44 const float *q_filt, int noise, 45 int kx, int m_max); 46void ff_sbr_hf_apply_noise_2_neon(float Y[64][2], const float *s_m, 47 const float *q_filt, int noise, 48 int kx, int m_max); 49void ff_sbr_hf_apply_noise_3_neon(float Y[64][2], const float *s_m, 50 const float *q_filt, int noise, 51 int kx, int m_max); 52 53av_cold void ff_sbrdsp_init_arm(SBRDSPContext *s) 54{ 55 int cpu_flags = av_get_cpu_flags(); 56 57 if (have_neon(cpu_flags)) { 58 s->sum64x5 = ff_sbr_sum64x5_neon; 59 s->sum_square = ff_sbr_sum_square_neon; 60 s->neg_odd_64 = ff_sbr_neg_odd_64_neon; 61 s->qmf_pre_shuffle = ff_sbr_qmf_pre_shuffle_neon; 62 s->qmf_post_shuffle = ff_sbr_qmf_post_shuffle_neon; 63 s->qmf_deint_neg = ff_sbr_qmf_deint_neg_neon; 64 s->qmf_deint_bfly = ff_sbr_qmf_deint_bfly_neon; 65 s->hf_g_filt = ff_sbr_hf_g_filt_neon; 66 s->hf_gen = ff_sbr_hf_gen_neon; 67 s->autocorrelate = ff_sbr_autocorrelate_neon; 68 s->hf_apply_noise[0] = ff_sbr_hf_apply_noise_0_neon; 69 s->hf_apply_noise[1] = ff_sbr_hf_apply_noise_1_neon; 70 s->hf_apply_noise[2] = ff_sbr_hf_apply_noise_2_neon; 71 s->hf_apply_noise[3] = ff_sbr_hf_apply_noise_3_neon; 72 } 73} 74