audiomodule - amplitude_env.h

语音信号进行Fir滤波

#ifdef __ECC__
/* C Definitions */

struct CAmplitude_Measure_Env {
    float Input;
    float Decay;
    float Amplitude;
};    

void Setup_Amplitude_Measure_Env( struct CAmplitude_Measure_Env * C , float decay_rate);
float Amplitude_Measure_Env( struct CAmplitude_Measure_Env * C );
float xAmplitude_Measure_Env( struct CAmplitude_Measure_Env * C, float input );


#else 
/* Assembly Definitions */

#define Amplitude_Measure_Env_Input 0
#define Amplitude_Measure_Env_Decay 1
#define Amplitude_Measure_Env_Amplitude 2

#endif