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5fdbfcb5b7
The x86 runs short on registers because numerous elements are not static. In addition, splitting them allows more optimized code, at least for x86. Arm asm changes by Janne Grunau. Signed-off-by: Janne Grunau <janne-libav@jannau.net>
80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
/*
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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 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/dcadsp.h"
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void ff_dca_lfe_fir0_neon(float *out, const float *in, const float *coefs,
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float scale);
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void ff_dca_lfe_fir1_neon(float *out, const float *in, const float *coefs,
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float scale);
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void ff_dca_lfe_fir32_vfp(float *out, const float *in, const float *coefs,
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float scale);
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void ff_dca_lfe_fir64_vfp(float *out, const float *in, const float *coefs,
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float scale);
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void ff_dca_qmf_32_subbands_vfp(float samples_in[32][8], int sb_act,
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SynthFilterContext *synth, FFTContext *imdct,
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float synth_buf_ptr[512],
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int *synth_buf_offset, float synth_buf2[32],
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const float window[512], float *samples_out,
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float raXin[32], float scale);
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void ff_synth_filter_float_vfp(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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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_arm(DCADSPContext *s)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags)) {
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s->lfe_fir[0] = ff_dca_lfe_fir32_vfp;
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s->lfe_fir[1] = ff_dca_lfe_fir64_vfp;
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s->qmf_32_subbands = ff_dca_qmf_32_subbands_vfp;
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}
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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_arm(SynthFilterContext *s)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags))
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s->synth_filter_float = ff_synth_filter_float_vfp;
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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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