#include <X11/Xlib.h>

#include <X11/Xutil.h>

#include <stdlib.h>

#include <stdio.h>

#include <unistd.h>

#include <time.h>

#include <string.h>

#include <png.h>

#include "ipllib/iplimage.h"

#include "ipllib/iplvideo.h"

#include "ipllib/ipldefs.h"

#include "justcomp.h"

#include "myxlib/xfuncs.h"

extern Display *theDisplay;

int camera_shoot(struct IplImage *img, XImage *ximg, GC theGC, Window theWindow, int x1, int y1)

{

int x, y;

for (y = 0; y < img->height; y++)

for (x = 0; x < img->width; x++) {

unsigned char r, g, b;

r = img->data[img->nchans * (y * img->width + x) + 0];

g = img->data[img->nchans * (y * img->width + x) + 1];

b = img->data[img->nchans * (y * img->width + x) + 2];

XPutPixel(ximg, x, y, ((r << 16) | (g << 8) | b));

}

XPutImage(theDisplay, theWindow, theGC, ximg, 0, 0, x1, y1, 640, 480);

return 0;

}

int main(int argc, char **argv)

{

int x, y;

Window win1;

GC gc1;

XEvent event;

XImage *ximg1;

int flag;

struct IplImage *prev1, *curr1, *motion;

struct IplDev *dev1;

time_t start, end;

int f;

f = 0;

start = 0;

end = 0;

x = 0;

y = 0;

initX();

getXinfo();

win1 = openWindow(500, 500, 640, 480, 0, &gc1);

XNextEvent(theDisplay, &event);

ximg1 = XGetImage(theDisplay, win1, x, y, 640, 480, AllPlanes, ZPixmap);

if(XInitImage(ximg1) == 0) {

fprintf(stderr,"error: XInitImage\n");

return 1;

}

printf("first xgetimage done\n");

if ((dev1 = ipl_opendev(0, IPL_RGB_MODE)) == NULL) {

printf("error while creating device 0\n");

return 1;

}

if (ipl_setparams(dev1, 320, 240, IPL_FORCE_SCALE_ON) < 0) {

fprintf(stderr, "error on changing cam params\n");

free(dev1);

return 1;

}

if ((prev1 = ipl_getframe(dev1)) == NULL) {

printf("error capturing prev1\n");

return 1;

}

flag = 1;

start = time(NULL);

while (flag) {

f++;

end = time(NULL);

if (end - start >= 1.0) {

printf("fps = %i\n", f);

f = 0;

start = end;

}

if ((curr1 = ipl_getframe(dev1)) == NULL) {

printf("error capturing curr1\n");

return 1;

}

motion = framescompare(curr1, prev1);

ipl_scaleimg(&motion, 640, 480);

camera_shoot(motion, ximg1, gc1, win1, x, y);

ipl_freeimg(&prev1);

prev1 = curr1;

ipl_freeimg(&motion);

XCheckTypedWindowEvent(theDisplay, win1, ButtonPress, &event);

if (event.xbutton.button == 1)

flag = 0;

}

ipl_freeimg(&curr1);

XDestroyImage(ximg1);

XDestroyWindow(theDisplay, win1);

quitX();

return 0;

}