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dcadsp.h
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1 /*
2  * Copyright (C) 2016 foo86
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef AVCODEC_DCADSP_H
22 #define AVCODEC_DCADSP_H
23 
24 #include "libavutil/common.h"
25 
26 #include "fft.h"
27 #include "dcadct.h"
28 #include "synth_filter.h"
29 
30 typedef struct DCADSPContext {
32  const int32_t *vq_index,
33  const int8_t hf_vq[1024][32],
34  int32_t scale_factors[32][2],
35  ptrdiff_t sb_start, ptrdiff_t sb_end,
36  ptrdiff_t ofs, ptrdiff_t len);
37 
39  const int32_t *scale_factors,
40  ptrdiff_t sb_start, ptrdiff_t sb_end,
41  ptrdiff_t ofs, ptrdiff_t len);
42 
43  void (*lfe_fir_float[2])(float *pcm_samples, int32_t *lfe_samples,
44  const float *filter_coeff, ptrdiff_t npcmblocks);
45 
46  void (*lfe_x96_float)(float *dst, const float *src,
47  float *hist, ptrdiff_t len);
48 
50  FFTContext *imdct,
51  float *pcm_samples,
52  int32_t **subband_samples_lo,
53  int32_t **subband_samples_hi,
54  float *hist1, int *offset, float *hist2,
55  const float *filter_coeff, ptrdiff_t npcmblocks,
56  float scale);
57 
58  void (*lfe_fir_fixed)(int32_t *pcm_samples, int32_t *lfe_samples,
59  const int32_t *filter_coeff, ptrdiff_t npcmblocks);
60 
62  int32_t *hist, ptrdiff_t len);
63 
65  DCADCTContext *imdct,
66  int32_t *pcm_samples,
67  int32_t **subband_samples_lo,
68  int32_t **subband_samples_hi,
69  int32_t *hist1, int *offset, int32_t *hist2,
70  const int32_t *filter_coeff, ptrdiff_t npcmblocks);
71 
72  void (*decor)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
73 
74  void (*dmix_sub_xch)(int32_t *dst1, int32_t *dst2,
75  const int32_t *src, ptrdiff_t len);
76 
77  void (*dmix_sub)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
78 
79  void (*dmix_add)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
80 
81  void (*dmix_scale)(int32_t *dst, int scale, ptrdiff_t len);
82 
83  void (*dmix_scale_inv)(int32_t *dst, int scale_inv, ptrdiff_t len);
84 
86  const int32_t *coeff, ptrdiff_t len);
87 
88  void (*lbr_bank)(float output[32][4], float **input,
89  const float *coeff, ptrdiff_t ofs, ptrdiff_t len);
90 
91  void (*lfe_iir)(float *output, const float *input,
92  const float iir[5][4], float hist[5][2],
93  ptrdiff_t factor);
95 
98 
99 #endif
void(* lfe_fir_fixed)(int32_t *pcm_samples, int32_t *lfe_samples, const int32_t *filter_coeff, ptrdiff_t npcmblocks)
Definition: dcadsp.h:58
const char * s
Definition: avisynth_c.h:768
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)
Definition: dcadsp.h:49
av_cold void ff_dcadsp_init(DCADSPContext *s)
Definition: dcadsp.c:459
void(* dmix_scale_inv)(int32_t *dst, int scale_inv, ptrdiff_t len)
Definition: dcadsp.h:83
#define av_cold
Definition: attributes.h:82
av_cold void ff_dcadsp_init_x86(DCADSPContext *s)
Definition: dcadsp_init.c:36
void(* dmix_add)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len)
Definition: dcadsp.h:79
void(* lfe_fir_float[2])(float *pcm_samples, int32_t *lfe_samples, const float *filter_coeff, ptrdiff_t npcmblocks)
Definition: dcadsp.h:43
void(* lfe_iir)(float *output, const float *input, const float iir[5][4], float hist[5][2], ptrdiff_t factor)
Definition: dcadsp.h:91
void(* assemble_freq_bands)(int32_t *dst, int32_t *src0, int32_t *src1, const int32_t *coeff, ptrdiff_t len)
Definition: dcadsp.h:85
static const uint8_t offset[127][2]
Definition: vf_spp.c:92
Definition: fft.h:88
typedef void(APIENTRY *FF_PFNGLACTIVETEXTUREPROC)(GLenum texture)
void(* dmix_scale)(int32_t *dst, int scale, ptrdiff_t len)
Definition: dcadsp.h:81
int32_t
void(* lfe_x96_float)(float *dst, const float *src, float *hist, ptrdiff_t len)
Definition: dcadsp.h:46
#define src
Definition: vp9dsp.c:530
void(* lbr_bank)(float output[32][4], float **input, const float *coeff, ptrdiff_t ofs, ptrdiff_t len)
Definition: dcadsp.h:88
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)
Definition: dcadsp.h:31
#define src1
Definition: h264pred.c:139
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)
Definition: dcadsp.h:38
#define src0
Definition: h264pred.c:138
static const int factor[16]
Definition: vf_pp7.c:75
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)
Definition: dcadsp.h:64
common internal and external API header
void(* dmix_sub_xch)(int32_t *dst1, int32_t *dst2, const int32_t *src, ptrdiff_t len)
Definition: dcadsp.h:74
int len
void(* dmix_sub)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len)
Definition: dcadsp.h:77
static const double coeff[2][5]
Definition: vf_owdenoise.c:71
void(* lfe_x96_fixed)(int32_t *dst, const int32_t *src, int32_t *hist, ptrdiff_t len)
Definition: dcadsp.h:61
void(* decor)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len)
Definition: dcadsp.h:72