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64 lines
2.6 KiB
64 lines
2.6 KiB
/* |
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* Copyright © 2022 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 <stdint.h> |
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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/fixed_dsp.h" |
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void ff_vector_fmul_window_scaled_rvv(int16_t *dst, const int32_t *src0, |
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const int32_t *src1, const int32_t *win, |
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int len, uint8_t bits); |
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void ff_vector_fmul_window_fixed_rvv(int32_t *dst, const int32_t *src0, |
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const int32_t *src1, const int32_t *win, |
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int len); |
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void ff_vector_fmul_fixed_rvv(int *dst, const int *src0, const int *src1, |
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int len); |
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void ff_vector_fmul_reverse_fixed_rvv(int *dst, const int *src0, |
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const int *src1, int len); |
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void ff_vector_fmul_add_fixed_rvv(int *dst, const int *src0, const int *src1, |
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const int *src2, int len); |
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int ff_scalarproduct_fixed_rvv(const int *v1, const int *v2, int len); |
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void ff_butterflies_fixed_rvv(int *v1, int *v2, int len); |
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av_cold void ff_fixed_dsp_init_riscv(AVFixedDSPContext *fdsp) |
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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_I32) && (flags & AV_CPU_FLAG_RVB_ADDR)) { |
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if (flags & AV_CPU_FLAG_RVV_I64) { |
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fdsp->vector_fmul_window_scaled = ff_vector_fmul_window_scaled_rvv; |
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fdsp->vector_fmul_window = ff_vector_fmul_window_fixed_rvv; |
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} |
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fdsp->vector_fmul = ff_vector_fmul_fixed_rvv; |
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fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_fixed_rvv; |
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fdsp->vector_fmul_add = ff_vector_fmul_add_fixed_rvv; |
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if (flags & AV_CPU_FLAG_RVV_I64) |
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fdsp->scalarproduct_fixed = ff_scalarproduct_fixed_rvv; |
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fdsp->butterflies_fixed = ff_butterflies_fixed_rvv; |
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} |
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#endif |
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}
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