can bayar
/
mfcc_test_1
andac icin mfcc
main.cpp
- Committer:
- magicTurtle866
- Date:
- 2020-04-29
- Revision:
- 0:534d6a8e9c27
File content as of revision 0:534d6a8e9c27:
#include "mbed.h" #include "mfcc.h" #define SAMP_FREQ 16000 #define MFCC_DEC_BITS 2 #define FRAME_SHIFT_MS 40 #define FRAME_SHIFT ((int16_t)(SAMP_FREQ * 0.001 * FRAME_SHIFT_MS)) #define NUM_FRAMES 25 #define NUM_MFCC_COEFFS 10 #define MFCC_BUFFER_SIZE (NUM_FRAMES*NUM_MFCC_COEFFS) #define FRAME_LEN_MS 40 #define FRAME_LEN ((int16_t)(SAMP_FREQ * 0.001 * FRAME_LEN_MS)) DigitalOut led(LED1); int main() { Serial pc (USBTX, USBRX); pc.baud(9600); MFCC* mfcc = new MFCC(NUM_MFCC_COEFFS, FRAME_LEN, MFCC_DEC_BITS); q7_t* mfcc_buffer = new q7_t[NUM_FRAMES*NUM_MFCC_COEFFS]; int16_t* audio_data = new int16_t[FRAME_LEN*NUM_FRAMES]; //int32_t mfcc_buffer_head = (num_frames-recording_win)*num_mfcc_features; int32_t mfcc_buffer_head = 0; for (uint16_t f = 0; f < FRAME_LEN * NUM_FRAMES; f++) { mfcc->mfcc_compute(audio_data,&mfcc_buffer[mfcc_buffer_head]); mfcc_buffer_head += NUM_MFCC_COEFFS; } while(1) { wait(1); // 1 second led = !led; // Toggle LED printf("%d.2", &mfcc_buffer); } }