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72 lines
3.0 KiB
72 lines
3.0 KiB
/* |
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* Copyright © 2023 Rémi Denis-Courmont. |
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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 "libavutil/riscv/cpu.h" |
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#include "libavcodec/sbrdsp.h" |
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void ff_sbr_sum64x5_rvv(float *z); |
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float ff_sbr_sum_square_rvv(float (*x)[2], int n); |
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void ff_sbr_neg_odd_64_rvv(float *x); |
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void ff_sbr_autocorrelate_rvv(const float x[40][2], float phi[3][2][2]); |
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void ff_sbr_hf_gen_rvv(float (*X_high)[2], const float (*X_low)[2], |
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const float alpha0[2], const float alpha1[2], |
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float bw, int start, int end); |
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void ff_sbr_hf_g_filt_rvv(float (*Y)[2], const float (*X_high)[40][2], |
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const float *g_filt, int m_max, intptr_t ixh); |
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void ff_sbr_hf_apply_noise_0_rvv(float (*Y)[2], const float *s, |
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const float *f, int n, int kx, int max); |
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void ff_sbr_hf_apply_noise_1_rvv(float (*Y)[2], const float *s, |
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const float *f, int n, int kx, int max); |
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void ff_sbr_hf_apply_noise_2_rvv(float (*Y)[2], const float *s, |
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const float *f, int n, int kx, int max); |
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void ff_sbr_hf_apply_noise_3_rvv(float (*Y)[2], const float *s, |
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const float *f, int n, int kx, int max); |
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av_cold void ff_sbrdsp_init_riscv(SBRDSPContext *c) |
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{ |
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#if HAVE_RVV |
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int flags = av_get_cpu_flags(); |
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if (flags & AV_CPU_FLAG_RVV_F32) { |
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if (flags & AV_CPU_FLAG_RVB_ADDR) { |
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c->sum64x5 = ff_sbr_sum64x5_rvv; |
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c->sum_square = ff_sbr_sum_square_rvv; |
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c->hf_gen = ff_sbr_hf_gen_rvv; |
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c->hf_g_filt = ff_sbr_hf_g_filt_rvv; |
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if (ff_get_rv_vlenb() <= 16) { |
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c->hf_apply_noise[0] = ff_sbr_hf_apply_noise_0_rvv; |
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c->hf_apply_noise[2] = ff_sbr_hf_apply_noise_2_rvv; |
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if (flags & AV_CPU_FLAG_RVB_BASIC) { |
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c->hf_apply_noise[1] = ff_sbr_hf_apply_noise_1_rvv; |
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c->hf_apply_noise[3] = ff_sbr_hf_apply_noise_3_rvv; |
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} |
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} |
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} |
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c->autocorrelate = ff_sbr_autocorrelate_rvv; |
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} |
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#if __riscv_xlen >= 64 |
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if ((flags & AV_CPU_FLAG_RVV_I64) && (flags & AV_CPU_FLAG_RVB_ADDR)) |
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c->neg_odd_64 = ff_sbr_neg_odd_64_rvv; |
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#endif |
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#endif |
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}
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