24 lines
616 B
C
24 lines
616 B
C
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#ifndef SPEECH_IIR_CALIBRATION_H
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#define SPEECH_IIR_CALIBRATION_H
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#include "speech_eq.h"
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// i.e. only support 4 channels
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#define SPEECH_IIR_CALIB_MAX_NUM (3)
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typedef struct
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{
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int bypass;
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int mic_num;
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EqConfig calib[SPEECH_IIR_CALIB_MAX_NUM];
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} SpeechIirCalibConfig;
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typedef struct SpeechIirCalibState_ SpeechIirCalibState;
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SpeechIirCalibState *speech_iir_calib_init(int32_t sample_rate, int32_t frame_size, const SpeechIirCalibConfig *config);
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void speech_iir_calib_destroy(SpeechIirCalibState *st);
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void speech_iir_calib_process(SpeechIirCalibState *st, int16_t *buf, int32_t frame_size);
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#endif
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