/* * 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 #include "config.h" #include "libavutil/attributes.h" #include "libavutil/cpu.h" #include "libavutil/float_dsp.h" void ff_vector_fmul_rvv(float *dst, const float *src0, const float *src1, int len); void ff_vector_fmac_scalar_rvv(float *dst, const float *src, float mul, int len); void ff_vector_fmul_scalar_rvv(float *dst, const float *src, float mul, int len); void ff_vector_fmul_window_rvv(float *dst, const float *src0, const float *src1, const float *win, int len); void ff_vector_fmul_add_rvv(float *dst, const float *src0, const float *src1, const float *src2, int len); void ff_vector_fmul_reverse_rvv(float *dst, const float *src0, const float *src1, int len); void ff_butterflies_float_rvv(float *v1, float *v2, int len); float ff_scalarproduct_float_rvv(const float *v1, const float *v2, int len); void ff_vector_dmul_rvv(double *dst, const double *src0, const double *src1, int len); void ff_vector_dmac_scalar_rvv(double *dst, const double *src, double mul, int len); void ff_vector_dmul_scalar_rvv(double *dst, const double *src, double mul, int len); av_cold void ff_float_dsp_init_riscv(AVFloatDSPContext *fdsp) { #if HAVE_RVV int flags = av_get_cpu_flags(); if (flags & AV_CPU_FLAG_RVV_F32) { fdsp->vector_fmul = ff_vector_fmul_rvv; fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_rvv; fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_rvv; fdsp->vector_fmul_window = ff_vector_fmul_window_rvv; fdsp->vector_fmul_add = ff_vector_fmul_add_rvv; fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_rvv; fdsp->butterflies_float = ff_butterflies_float_rvv; fdsp->scalarproduct_float = ff_scalarproduct_float_rvv; } if (flags & AV_CPU_FLAG_RVV_F64) { fdsp->vector_dmul = ff_vector_dmul_rvv; fdsp->vector_dmac_scalar = ff_vector_dmac_scalar_rvv; fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_rvv; } #endif }