cmapitest.c

MatLab图像传感器网络仿真平台WiSNAP

/*
 * cmAPITest - API Test file 
 */


#include <stdlib.h>
#include <stdio.h>
#include <cmAPI.h>
#include <cmJpgHdr.h>
#include <cm2bmp.h>
#include <cmRgbHeader.h>
#include <windows.h>        // for the bitmap sizes

unsigned char buffer[640*480*3];
unsigned char buffer_out[640*480*3+sizeof (BITMAPFILEHEADER)+sizeof (BITMAPINFOHEADER)];
int bufferlen = 0;
int buffer_outlen = 0;
int mydebug = 0;

int main(int argc, char *argv[])
{
    unsigned int cameraID;
	int status = 0;
    ImageType_t type;
    int width;
    int height;

    if (argc < 3) {
        printf ("USAGE:  cmAPITest com outputfile [debug]\n");
        printf ("Revision 1.4");
        return 1;
    }
    if (argc > 3) {
        mydebug = atoi(argv[3]);
    }


    if (mydebug > 0) {
        printf ("\nAPI Revision  %s\n", cmRevisionGet());
    }

	cmDebugLevelSet (mydebug);
    cmApiSet (CM_TAG_IMAGE_TIMEOUT, 1);

    if (cmInit (argv[1], "api1670.ini") < 0) {
        printf ("\nError calling cmInit");
    }

    status = cmIdGet (&cameraID);
    if (status < 0) {
        printf ("\nError retrieving camera ID\n");
    } else {
        if (mydebug > 0) {
            printf ("\nCamera ID = 0x%4x\n", cameraID);
        }
    }
    cmImageTypeGet (&type);
    cmImageSizeGet (&width, &height);
    if (mydebug > 0) {
        printf ("type = %d w = %d, h = %d\n", type, width, height);
    }
    /* Tell campera to take an image */
    status = cmImageSnap (NULL);
    if (status < 0) {
        printf ("\nError taking still image \n");
        cmDestroy();
        return 1;
    }
#if 0
    status = cmImageVid ();
    if (status < 0) {
        printf ("\nError enabling video \n");
        cmDestroy();
        return 1;
    }
#endif


    /* retrieve data in jpeg format */
    status = cmImageGet (buffer, &bufferlen);
    if (status < 0) {
        printf ("\nError reading image\n");
        cmDestroy();
        return 1;
    }
    if ((type == CM_TYPE_JPEG422) ||
        (type == CM_TYPE_JPEG444) ||
        (type == CM_TYPE_JPEGGREY)) {
         cmJpgHdrBuild (buffer, bufferlen, buffer_out, &buffer_outlen, type, width, height);
    } else {
        unsigned char *buf_p;
        buf_p = buffer + 1;     // adjust for counting the SOP
        bufferlen = bufferlen - 1;
        cm2bmp (buffer, bufferlen, buffer_out, &buffer_outlen, type, width, height);
        //cm2bmp (buffer, bufferlen, buffer_out, &buffer_outlen, type, width, height);
    }

    /* write to a file */
    cmWrite2File (buffer_out, buffer_outlen, argv[2]);
    cmAbort ();

	cmDestroy();

	return 0;
}