fd4977c876
T-Head C908: quant_bands_signed_c: 576.0 quant_bands_signed_rvv_f32: 48.7 quant_bands_unsigned_c: 414.2 quant_bands_unsigned_rvv_f32: 31.7 SpacemiT X60: quant_bands_signed_c: 497.7 quant_bands_signed_rvv_f32: 23.0 quant_bands_unsigned_c: 353.5 quant_bands_unsigned_rvv_f32: 16.2
45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/*
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* AAC encoder assembly optimizations
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* Copyright (c) 2023 Institue of Software Chinese Academy of Sciences (ISCAS).
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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 "libavcodec/aacencdsp.h"
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void ff_abs_pow34_rvv(float *out, const float *in, const int size);
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void ff_aac_quant_bands_rvv(int *, const float *, const float *, int, int,
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int, const float, const float);
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av_cold void ff_aacenc_dsp_init_riscv(AACEncDSPContext *s)
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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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s->abs_pow34 = ff_abs_pow34_rvv;
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s->quant_bands = ff_aac_quant_bands_rvv;
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}
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}
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#endif
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}
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