/* * Copyright © 2022 Rémi Denis-Courmont. * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "config.h" #include "libavutil/attributes.h" #include "libavutil/cpu.h" #include "libavcodec/audiodsp.h" int32_t ff_scalarproduct_int16_rvv(const int16_t *v1, const int16_t *v2, int len); void ff_vector_clip_int32_rvv(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clipf_rvv(float *dst, const float *src, int len, float min, float max); av_cold void ff_audiodsp_init_riscv(AudioDSPContext *c) { #if HAVE_RVV int flags = av_get_cpu_flags(); if (flags & AV_CPU_FLAG_RVB_ADDR) { if (flags & AV_CPU_FLAG_RVV_I32) { c->scalarproduct_int16 = ff_scalarproduct_int16_rvv; c->vector_clip_int32 = ff_vector_clip_int32_rvv; } if (flags & AV_CPU_FLAG_RVV_F32) c->vector_clipf = ff_vector_clipf_rvv; } #endif }