58 lines
2.5 KiB
C
58 lines
2.5 KiB
C
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/*
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* Copyright (c) 2012 Mans Rullgard
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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/arm/cpu.h"
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#include "libavutil/attributes.h"
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#include "libavcodec/aacpsdsp.h"
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void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n);
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void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2],
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float *src1, int n);
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void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2],
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const float (*filter)[8][2],
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int stride, int n);
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void ff_ps_hybrid_analysis_ileave_neon(float (*out)[32][2], float L[2][38][64],
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int i, int len);
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void ff_ps_hybrid_synthesis_deint_neon(float out[2][38][64], float (*in)[32][2],
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int i, int len);
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void ff_ps_decorrelate_neon(float (*out)[2], float (*delay)[2],
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float (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2],
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const float phi_fract[2], float (*Q_fract)[2],
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const float *transient_gain, float g_decay_slope,
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int len);
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void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2],
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float h[2][4], float h_step[2][4],
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int len);
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av_cold void ff_psdsp_init_arm(PSDSPContext *s)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_neon(cpu_flags)) {
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s->add_squares = ff_ps_add_squares_neon;
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s->mul_pair_single = ff_ps_mul_pair_single_neon;
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s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_neon;
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s->hybrid_analysis = ff_ps_hybrid_analysis_neon;
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s->stereo_interpolate[0] = ff_ps_stereo_interpolate_neon;
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}
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}
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