Renesas / Mbed OS USBHostC270_example_GR-PEACH

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Dependencies:   USBHost_custom_Addiso

Fork of USBHostC270_example_GR-PEACH by GR-PEACH_producer_meeting

main.cpp

Committer:
va009039
Date:
2013-03-17
Revision:
10:387c49b2fc7e
Parent:
9:fecabade834a
Child:
11:6a8eef89eb22

File content as of revision 10:387c49b2fc7e:

#include "USBHostMSD.h"
#include "USBHostC270.h"

Serial pc(USBTX, USBRX);
BusOut leds(LED1, LED2, LED3);

int main() {
    pc.baud(921600);

    USBHostMSD* msd = new USBHostMSD("usb"); // USB flash drive

    USBHostC270* cam = new USBHostC270(C270_MJPEG, C270_160x120, _5FPS); // Logitech C270
    while(!cam->connect()) {
        Thread::wait(500);
    }

    uint8_t buf[1024*3];
    Timer interval_t;
    interval_t.reset();
    interval_t.start();
    int shot = 0;
    while(1) {
        if (interval_t.read() > 10) {
            int r = cam->readJPEG(buf, sizeof(buf));
            char path[32];
            snprintf(path, sizeof(path), "/usb/image%02d.jpg", shot % 20);
            printf("%d %s %d bytes\n", shot, path, r);
            if (msd->connected()) {
                FILE* fp = fopen(path, "wb");
                if (fp) {
                    fwrite(buf, r, 1, fp);
                    fclose(fp);
                }
                shot++;
                leds = shot % 8;
            }
            interval_t.reset();
        }
        if (!msd->connected()) {
            msd->connect();
        }
        cam->poll();    
    }
}