1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
/*
* 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);
} DCADSPContext;
av_cold void ff_dcadsp_init(DCADSPContext *s);
av_cold void ff_dcadsp_init_x86(DCADSPContext *s);
#endif
|
