ffmpeg/libavcodec/riscv/aacpsdsp_init.c

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/*
* 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/aacpsdsp.h"
void ff_ps_add_squares_rvv(float *dst, const float (*src)[2], int n);
void ff_ps_mul_pair_single_rvv(float (*dst)[2], float (*src0)[2], float *src1,
int n);
void ff_ps_hybrid_analysis_rvv(float (*out)[2], float (*in)[2],
const float (*filter)[8][2], ptrdiff_t, int n);
void ff_ps_hybrid_analysis_ileave_rvv(float (*out)[32][2], float L[2][38][64],
int i, int len);
void ff_ps_hybrid_synthesis_deint_rvv(float out[2][38][64], float (*in)[32][2],
int i, int len);
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void ff_ps_stereo_interpolate_rvv(float (*l)[2], float (*r)[2],
float h[2][4], float h_step[2][4], int len);
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av_cold void ff_psdsp_init_riscv(PSDSPContext *c)
{
#if HAVE_RVV
int flags = av_get_cpu_flags();
if (flags & AV_CPU_FLAG_RVV_F32) {
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c->add_squares = ff_ps_add_squares_rvv;
c->mul_pair_single = ff_ps_mul_pair_single_rvv;
c->hybrid_analysis = ff_ps_hybrid_analysis_rvv;
c->stereo_interpolate[0] = ff_ps_stereo_interpolate_rvv;
}
if (flags & AV_CPU_FLAG_RVV_I32) {
c->hybrid_analysis_ileave = ff_ps_hybrid_analysis_ileave_rvv;
c->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_rvv;
}
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#endif
}