| /* |
| * 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 <stdint.h> |
| |
| #include "config.h" |
| #include "libavutil/attributes.h" |
| #include "libavutil/cpu.h" |
| #include "libavcodec/fmtconvert.h" |
| |
| void ff_int32_to_float_fmul_scalar_rvv(float *dst, const int32_t *src, |
| float mul, int len); |
| void ff_int32_to_float_fmul_array8_rvv(FmtConvertContext *c, float *dst, |
| const int32_t *src, const float *mul, |
| int len); |
| |
| av_cold void ff_fmt_convert_init_riscv(FmtConvertContext *c) |
| { |
| #if HAVE_RVV |
| int flags = av_get_cpu_flags(); |
| |
| if ((flags & AV_CPU_FLAG_RVV_F32) && (flags & AV_CPU_FLAG_RVB_ADDR)) { |
| c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_rvv; |
| c->int32_to_float_fmul_array8 = ff_int32_to_float_fmul_array8_rvv; |
| } |
| #endif |
| } |