Async 1.8.0
AsyncAudioDecimator.h
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1
22#ifndef ASYNC_AUDIO_DECIMATOR_INCLUDED
23#define ASYNC_AUDIO_DECIMATOR_INCLUDED
24
25
26/****************************************************************************
27 *
28 * System Includes
29 *
30 ****************************************************************************/
31
32
33
34/****************************************************************************
35 *
36 * Project Includes
37 *
38 ****************************************************************************/
39
40#include <AsyncAudioProcessor.h>
41
42
43/****************************************************************************
44 *
45 * Local Includes
46 *
47 ****************************************************************************/
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49
50
51/****************************************************************************
52 *
53 * Forward declarations
54 *
55 ****************************************************************************/
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57
58
59/****************************************************************************
60 *
61 * Namespace
62 *
63 ****************************************************************************/
64
65namespace Async
66{
67
68
69/****************************************************************************
70 *
71 * Forward declarations of classes inside of the declared namespace
72 *
73 ****************************************************************************/
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75
76
77/****************************************************************************
78 *
79 * Defines & typedefs
80 *
81 ****************************************************************************/
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85/****************************************************************************
86 *
87 * Exported Global Variables
88 *
89 ****************************************************************************/
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93/****************************************************************************
94 *
95 * Class definitions
96 *
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117{
118 public:
125 AudioDecimator(int decimation_factor, const float *filter_coeff,
126 int taps);
127
132
133
134 protected:
146 virtual void processSamples(float *dest, const float *src, int count);
147
148
149 private:
150 const int factor_M;
151 float *p_Z;
152 int H_size;
153 const float *p_H;
154
156 AudioDecimator& operator=(const AudioDecimator&);
157
158}; /* class AudioDecimator */
159
160
161} /* namespace */
162
163#endif /* ASYNC_AUDIO_DECIMATOR_INCLUDED */
164
165
166
167/*
168 * This file has not been truncated
169 */
170
The base class for an audio processor class.
Decimates a higher sample rate into a lower one.
~AudioDecimator(void)
Destructor.
virtual void processSamples(float *dest, const float *src, int count)
Process incoming samples and put them into the output buffer.
AudioDecimator(int decimation_factor, const float *filter_coeff, int taps)
Constructor.
The base class for an audio processor.
Namespace for the asynchronous programming classes.