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60 lines
2.0 KiB
60 lines
2.0 KiB
/* |
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* Copyright (c) 2010 Mans Rullgard <mans@mansr.com> |
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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/aarch64/cpu.h" |
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#include "libavutil/attributes.h" |
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#include "libavutil/internal.h" |
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#include "libavcodec/dcadsp.h" |
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#include "libavcodec/fft.h" |
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#include "asm-offsets.h" |
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#if HAVE_NEON || HAVE_VFP |
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AV_CHECK_OFFSET(FFTContext, imdct_half, IMDCT_HALF); |
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#endif |
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void ff_dca_lfe_fir0_neon(float *out, const float *in, const float *coefs); |
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void ff_dca_lfe_fir1_neon(float *out, const float *in, const float *coefs); |
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void ff_synth_filter_float_neon(FFTContext *imdct, |
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float *synth_buf_ptr, int *synth_buf_offset, |
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float synth_buf2[32], const float window[512], |
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float out[32], const float in[32], |
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float scale); |
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av_cold void ff_dcadsp_init_aarch64(DCADSPContext *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->lfe_fir[0] = ff_dca_lfe_fir0_neon; |
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s->lfe_fir[1] = ff_dca_lfe_fir1_neon; |
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} |
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} |
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av_cold void ff_synth_filter_init_aarch64(SynthFilterContext *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->synth_filter_float = ff_synth_filter_float_neon; |
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}
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