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working wavelet transform
Dependencies: CMSIS_DSP_5 include mbed
Fork of Nucleo-Heart-Rate by
main.cpp@4:8bd1cecf2a2e, 2018-06-20 (annotated)
- Committer:
- xorjoep
- Date:
- Wed Jun 20 09:46:38 2018 +0000
- Revision:
- 4:8bd1cecf2a2e
- Parent:
- 2:3d6a6b9afee0
- Child:
- 5:182ee08ee2b0
lel;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
xorjoep | 0:f39864a2bd26 | 1 | //#include <math.h> |
xorjoep | 0:f39864a2bd26 | 2 | #include "arm_common_tables.h" |
xorjoep | 0:f39864a2bd26 | 3 | #include "arm_const_structs.h" |
xorjoep | 0:f39864a2bd26 | 4 | #include "arm_math.h" |
xorjoep | 0:f39864a2bd26 | 5 | #include "mbed.h" |
xorjoep | 2:3d6a6b9afee0 | 6 | #include "vals.h" |
xorjoep | 0:f39864a2bd26 | 7 | #include "../header/wavelib.h" |
xorjoep | 0:f39864a2bd26 | 8 | |
xorjoep | 0:f39864a2bd26 | 9 | DigitalOut myled(LED1); |
xorjoep | 4:8bd1cecf2a2e | 10 | DigitalOut myled2(LED2); |
xorjoep | 0:f39864a2bd26 | 11 | |
xorjoep | 4:8bd1cecf2a2e | 12 | Serial usb_serial(SERIAL_TX, SERIAL_RX); // tx, rx |
xorjoep | 4:8bd1cecf2a2e | 13 | const int baud_rate = 115200; // Baud rate. |
xorjoep | 0:f39864a2bd26 | 14 | |
xorjoep | 0:f39864a2bd26 | 15 | int main() { |
xorjoep | 4:8bd1cecf2a2e | 16 | usb_serial.baud(baud_rate); |
xorjoep | 4:8bd1cecf2a2e | 17 | // Set serial USB connection baud rate (variable is declared in config part). |
xorjoep | 4:8bd1cecf2a2e | 18 | wave_object wave_init_obj; |
xorjoep | 4:8bd1cecf2a2e | 19 | wt_object wavelet; |
xorjoep | 4:8bd1cecf2a2e | 20 | |
xorjoep | 4:8bd1cecf2a2e | 21 | int N_samples = 2000; |
xorjoep | 4:8bd1cecf2a2e | 22 | int wt_scale = 3; |
xorjoep | 4:8bd1cecf2a2e | 23 | int i; |
xorjoep | 0:f39864a2bd26 | 24 | |
xorjoep | 4:8bd1cecf2a2e | 25 | double *inp = signal_in; //,*out,*diff; |
xorjoep | 0:f39864a2bd26 | 26 | |
xorjoep | 4:8bd1cecf2a2e | 27 | char *m_wavelet = "db4"; |
xorjoep | 4:8bd1cecf2a2e | 28 | wave_init_obj = wave_init(m_wavelet);// Initialize the wavelet |
xorjoep | 0:f39864a2bd26 | 29 | |
xorjoep | 0:f39864a2bd26 | 30 | //out = (double*)malloc(sizeof(double)* N); |
xorjoep | 0:f39864a2bd26 | 31 | |
xorjoep | 4:8bd1cecf2a2e | 32 | wavelet = wt_init(wave_init_obj, "modwt", N_samples, wt_scale);// Initialize the wavelet transform object |
xorjoep | 0:f39864a2bd26 | 33 | |
xorjoep | 4:8bd1cecf2a2e | 34 | modwt(wavelet, inp);// Perform MODW |
xorjoep | 0:f39864a2bd26 | 35 | |
xorjoep | 0:f39864a2bd26 | 36 | while(1){ |
xorjoep | 4:8bd1cecf2a2e | 37 | for (i = 0; i < wavelet->outlength; ++i) { |
xorjoep | 4:8bd1cecf2a2e | 38 | usb_serial.printf("%d %e \n",i, wavelet->output[i]); |
xorjoep | 0:f39864a2bd26 | 39 | } |
xorjoep | 0:f39864a2bd26 | 40 | myled = !myled; |
xorjoep | 0:f39864a2bd26 | 41 | } |
xorjoep | 0:f39864a2bd26 | 42 | } |