| /* |
| * Copyright (c) 2010 Mans Rullgard <mans@mansr.com> |
| * |
| * 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/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; |
| } |