mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-30 19:32:13 +00:00
100 lines
3.9 KiB
C
100 lines
3.9 KiB
C
/*
|
|
* Copyright (C) 2016 foo86
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef AVCODEC_DCADSP_H
|
|
#define AVCODEC_DCADSP_H
|
|
|
|
#include "libavutil/common.h"
|
|
|
|
#include "fft.h"
|
|
#include "dcadct.h"
|
|
#include "synth_filter.h"
|
|
|
|
typedef struct DCADSPContext {
|
|
void (*decode_hf)(int32_t **dst,
|
|
const int32_t *vq_index,
|
|
const int8_t hf_vq[1024][32],
|
|
int32_t scale_factors[32][2],
|
|
ptrdiff_t sb_start, ptrdiff_t sb_end,
|
|
ptrdiff_t ofs, ptrdiff_t len);
|
|
|
|
void (*decode_joint)(int32_t **dst, int32_t **src,
|
|
const int32_t *scale_factors,
|
|
ptrdiff_t sb_start, ptrdiff_t sb_end,
|
|
ptrdiff_t ofs, ptrdiff_t len);
|
|
|
|
void (*lfe_fir_float[2])(float *pcm_samples, int32_t *lfe_samples,
|
|
const float *filter_coeff, ptrdiff_t npcmblocks);
|
|
|
|
void (*lfe_x96_float)(float *dst, const float *src,
|
|
float *hist, ptrdiff_t len);
|
|
|
|
void (*sub_qmf_float[2])(SynthFilterContext *synth,
|
|
FFTContext *imdct,
|
|
float *pcm_samples,
|
|
int32_t **subband_samples_lo,
|
|
int32_t **subband_samples_hi,
|
|
float *hist1, int *offset, float *hist2,
|
|
const float *filter_coeff, ptrdiff_t npcmblocks,
|
|
float scale);
|
|
|
|
void (*lfe_fir_fixed)(int32_t *pcm_samples, int32_t *lfe_samples,
|
|
const int32_t *filter_coeff, ptrdiff_t npcmblocks);
|
|
|
|
void (*lfe_x96_fixed)(int32_t *dst, const int32_t *src,
|
|
int32_t *hist, ptrdiff_t len);
|
|
|
|
void (*sub_qmf_fixed[2])(SynthFilterContext *synth,
|
|
DCADCTContext *imdct,
|
|
int32_t *pcm_samples,
|
|
int32_t **subband_samples_lo,
|
|
int32_t **subband_samples_hi,
|
|
int32_t *hist1, int *offset, int32_t *hist2,
|
|
const int32_t *filter_coeff, ptrdiff_t npcmblocks);
|
|
|
|
void (*decor)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
|
|
|
|
void (*dmix_sub_xch)(int32_t *dst1, int32_t *dst2,
|
|
const int32_t *src, ptrdiff_t len);
|
|
|
|
void (*dmix_sub)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
|
|
|
|
void (*dmix_add)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
|
|
|
|
void (*dmix_scale)(int32_t *dst, int scale, ptrdiff_t len);
|
|
|
|
void (*dmix_scale_inv)(int32_t *dst, int scale_inv, ptrdiff_t len);
|
|
|
|
void (*assemble_freq_bands)(int32_t *dst, int32_t *src0, int32_t *src1,
|
|
const int32_t *coeff, ptrdiff_t len);
|
|
|
|
void (*lbr_bank)(float output[32][4], float **input,
|
|
const float *coeff, ptrdiff_t ofs, ptrdiff_t len);
|
|
|
|
void (*lfe_iir)(float *output, const float *input,
|
|
const float iir[5][4], float hist[5][2],
|
|
ptrdiff_t factor);
|
|
} DCADSPContext;
|
|
|
|
av_cold void ff_dcadsp_init(DCADSPContext *s);
|
|
av_cold void ff_dcadsp_init_x86(DCADSPContext *s);
|
|
|
|
#endif
|