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以下数标识参数类型的宏
/** Set preprocessor denoiser state */
#define SPEEX_PREPROCESS_SET_DENOISE
0
/** Get preprocessor denoiser state */
#define SPEEX_PREPROCESS_GET_DENOISE
1
/** Set preprocessor Automatic Gain Control state */
#define SPEEX_PREPROCESS_SET_AGC
2
/** Get preprocessor Automatic Gain Control state */
#define SPEEX_PREPROCESS_GET_AGC
3
/** Set preprocessor Voice Activity Detection state */
#define SPEEX_PREPROCESS_SET_VAD
4
/** Get preprocessor Voice Activity Detection state */
#define SPEEX_PREPROCESS_GET_VAD
5
/** Set preprocessor Automatic Gain Control level
(float) */
#define SPEEX_PREPROCESS_SET_AGC_LEVEL
6
/** Get preprocessor Automatic Gain Control level
(float) */
#define SPEEX_PREPROCESS_GET_AGC_LEVEL
7
/** Set preprocessor dereverb state */
#define SPEEX_PREPROCESS_SET_DEREVERB
8
/** Get preprocessor dereverb state */
#define SPEEX_PREPROCESS_GET_DEREVERB
9
/** Set preprocessor dereverb level */
#define SPEEX_PREPROCESS_SET_DEREVERB_LEVEL
10
/** Get preprocessor dereverb level */
#define SPEEX_PREPROCESS_GET_DEREVERB_LEVEL
11
/** Set preprocessor dereverb decay */
#define SPEEX_PREPROCESS_SET_DEREVERB_DECAY
12
/** Get preprocessor dereverb decay */
#define SPEEX_PREPROCESS_GET_DEREVERB_DECAY
13
/** Set probability required for the VAD to go from
silence to voice */
#define SPEEX_PREPROCESS_SET_PROB_START
14
/** Get probability required for the VAD to go from
silence to voice */
#define SPEEX_PREPROCESS_GET_PROB_START
15
/** Set probability required for the VAD to stay in the
voice state (integer percent) */
#define SPEEX_PREPROCESS_SET_PROB_CONTINUE
16
/** Get probability required for the VAD to stay in the
voice state (integer percent) */
#define SPEEX_PREPROCESS_GET_PROB_CONTINUE
17
/** Set maximum attenuation of the noise in dB
(negative number) */
#define SPEEX_PREPROCESS_SET_NOISE_SUPPRESS
18
/** Get maximum attenuation of the noise in dB
(negative number) */
#define SPEEX_PREPROCESS_GET_NOISE_SUPPRESS
19
/** Set maximum attenuation of the residual echo in dB
(negative number) */
#define SPEEX_PREPROCESS_SET_ECHO_SUPPRESS
20
/** Get maximum attenuation of the residual echo in dB
(negative number) */
#define SPEEX_PREPROCESS_GET_ECHO_SUPPRESS
21
/** Set maximum attenuation of the residual echo in dB
when near end is active (negative number) */
#define SPEEX_PREPROCESS_SET_ECHO_SUPPRESS_ACTIVE
22
/** Get maximum attenuation of the residual echo in dB
when near end is active (negative number) */
#define SPEEX_PREPROCESS_GET_ECHO_SUPPRESS_ACTIVE
23
/** Set the corresponding echo canceller state so that
residual echo suppression can be performed (NULL for no residual echo
suppression) */
#define SPEEX_PREPROCESS_SET_ECHO_STATE
24
/** Get the corresponding echo canceller state */
#define SPEEX_PREPROCESS_GET_ECHO_STATE
25
/** Set maximal gain increase in dB/second (int32) */
#define SPEEX_PREPROCESS_SET_AGC_INCREMENT
26
/** Get maximal gain increase in dB/second (int32) */
#define SPEEX_PREPROCESS_GET_AGC_INCREMENT
27
/** Set maximal gain decrease in dB/second (int32) */
#define SPEEX_PREPROCESS_SET_AGC_DECREMENT
28
/** Get maximal gain decrease in dB/second (int32) */
#define SPEEX_PREPROCESS_GET_AGC_DECREMENT
29
/** Set maximal gain in dB (int32) */
#define SPEEX_PREPROCESS_SET_AGC_MAX_GAIN
30
/** Get maximal gain in dB (int32) */
#define SPEEX_PREPROCESS_GET_AGC_MAX_GAIN
31
/* Can't set
loudness */
/** Get loudness */
#define SPEEX_PREPROCESS_GET_AGC_LOUDNESS
33
/* Can't set
gain */
/** Get current gain (int32 percent) */
#define SPEEX_PREPROCESS_GET_AGC_GAIN
35
/* Can't set
spectrum size */
/** Get spectrum size for power spectrum (int32) */
#define SPEEX_PREPROCESS_GET_PSD_SIZE
37
/* Can't set
power spectrum */
/** Get power spectrum (int32[] of squared values) */
#define SPEEX_PREPROCESS_GET_PSD
39
/* Can't set
noise size */
/** Get spectrum size for noise estimate (int32) */
#define SPEEX_PREPROCESS_GET_NOISE_PSD_SIZE
41
/* Can't set
noise estimate */
/** Get noise estimate (int32[] of squared values) */
#define SPEEX_PREPROCESS_GET_NOISE_PSD
43
/* Can't set speech probability */
/** Get speech probability in last frame (int32). */
#define SPEEX_PREPROCESS_GET_PROB
45
/** Set preprocessor Automatic Gain Control level
(int32) */
#define SPEEX_PREPROCESS_SET_AGC_TARGET
46
/** Get preprocessor Automatic Gain Control level
(int32) */
#define SPEEX_PREPROCESS_GET_AGC_TARGET
47
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