mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
3.3 KiB
82 lines
3.3 KiB
/* |
|
* Copyright (c) 2010 Mans Rullgard <mans@mansr.com> |
|
* |
|
* This file is part of Libav. |
|
* |
|
* Libav 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. |
|
* |
|
* Libav 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 Libav; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#include "config.h" |
|
|
|
#include "libavutil/arm/cpu.h" |
|
#include "libavutil/attributes.h" |
|
#include "libavcodec/dcadsp.h" |
|
|
|
void ff_dca_lfe_fir0_neon(float *out, const float *in, const float *coefs); |
|
void ff_dca_lfe_fir1_neon(float *out, const float *in, const float *coefs); |
|
|
|
void ff_dca_lfe_fir32_vfp(float *out, const float *in, const float *coefs); |
|
void ff_dca_lfe_fir64_vfp(float *out, const float *in, const float *coefs); |
|
|
|
void ff_dca_qmf_32_subbands_vfp(float samples_in[32][8], int sb_act, |
|
SynthFilterContext *synth, FFTContext *imdct, |
|
float synth_buf_ptr[512], |
|
int *synth_buf_offset, float synth_buf2[32], |
|
const float window[512], float *samples_out, |
|
float raXin[32], float scale); |
|
|
|
void ff_synth_filter_float_vfp(FFTContext *imdct, |
|
float *synth_buf_ptr, int *synth_buf_offset, |
|
float synth_buf2[32], const float window[512], |
|
float out[32], const float in[32], |
|
float scale); |
|
|
|
void ff_synth_filter_float_neon(FFTContext *imdct, |
|
float *synth_buf_ptr, int *synth_buf_offset, |
|
float synth_buf2[32], const float window[512], |
|
float out[32], const float in[32], |
|
float scale); |
|
|
|
void ff_decode_hf_neon(float dst[DCA_SUBBANDS][8], |
|
const int32_t vq_num[DCA_SUBBANDS], |
|
const int8_t hf_vq[1024][32], intptr_t vq_offset, |
|
int32_t scale[DCA_SUBBANDS][2], |
|
intptr_t start, intptr_t end); |
|
|
|
av_cold void ff_dcadsp_init_arm(DCADSPContext *s) |
|
{ |
|
int cpu_flags = av_get_cpu_flags(); |
|
|
|
if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags)) { |
|
s->lfe_fir[0] = ff_dca_lfe_fir32_vfp; |
|
s->lfe_fir[1] = ff_dca_lfe_fir64_vfp; |
|
s->qmf_32_subbands = ff_dca_qmf_32_subbands_vfp; |
|
} |
|
if (have_neon(cpu_flags)) { |
|
s->lfe_fir[0] = ff_dca_lfe_fir0_neon; |
|
s->lfe_fir[1] = ff_dca_lfe_fir1_neon; |
|
s->decode_hf = ff_decode_hf_neon; |
|
} |
|
} |
|
|
|
av_cold void ff_synth_filter_init_arm(SynthFilterContext *s) |
|
{ |
|
int cpu_flags = av_get_cpu_flags(); |
|
|
|
if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags)) |
|
s->synth_filter_float = ff_synth_filter_float_vfp; |
|
if (have_neon(cpu_flags)) |
|
s->synth_filter_float = ff_synth_filter_float_neon; |
|
}
|
|
|