-

[my-code/ivac.git] / webcam.c

diff --git a/webcam.c b/webcam.c
index 3c5e7a8..30c1550 100644 (file)
--- a/webcam.c
+++ b/webcam.c
@@ -1,34 +1,155 @@
 /*
- * webcam.c - fetch data from webcam 
+ * webcam.c - fetch data from webcam and display
  *
  * author: hackbard
  *
  */
 
-include <stdio.h>
-include <stdlib.h>
-include <string.h>
+/* includes */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/xpm.h>
+#include <X11/extensions/shape.h>
+#include "minirgb.h"
+// #include "images/ivac-logo.xpm"
+// #include "images/ivac-logo.h"
+#include "images/example_orig.xbm"
 
-include <X11/Xlib.h>
-
-include "minirgb.h"
+/* defines */
+#define XBM_WIDTH 256
+#define XBM_REAL_WIDTH 512
+#define XBM_HEIGHT 256
+// #define ivac_logo pixel_data
+#define ivac_logo example_bits
 
+/* global variables */
 Display *display;
+Window ivac_win,icon_win;
+GC my_gc;
+MiniRGB rgb1,rgb2;
+
+
+void open_window(char *name,char *ivac_mask) {
+
+ /* local variables */
+ int screen,width,height;
+ Window root_win;
+ XSizeHints my_size_hints;
+ XClassHint my_class_hints;
+ Pixel black,white;
+ XGCValues my_gc_val;
+ Pixmap pixmap_mask;
+ XWMHints my_wm_hints;
+ 
+
+ screen=DefaultScreen(display);
+ root_win=DefaultRootWindow(display);
+ 
+ width=XBM_WIDTH; /* DisplayWidth(display,screen)/5; */
+ height=XBM_HEIGHT; /* DisplayHeight(diplay,screen)/5; */
+ my_size_hints.flags=USSize;
+ my_size_hints.width=width;
+ my_size_hints.height=height;
 
+ my_class_hints.res_name=name;
+ my_class_hints.res_class=name;
+
+ black=BlackPixel(display,screen);
+ white=WhitePixel(display,screen);
+
+ /* create window */
+ ivac_win=XCreateSimpleWindow(display,root_win,0,0,
+                               my_size_hints.width,
+                               my_size_hints.height,
+                               1,black,white);
+ icon_win=XCreateSimpleWindow(display,ivac_win,0,0,
+                               my_size_hints.width,
+                               my_size_hints.height,
+                               1,black,white);
+
+ /* set wm and class hints */
+ XSetWMNormalHints(display,ivac_win,&my_size_hints);
+ XSetClassHint(display,ivac_win,&my_class_hints);
+
+ /* select event input - what are we listening to? */
+ XSelectInput(display,ivac_win,
+               ExposureMask | ButtonPressMask | ButtonReleaseMask |
+               StructureNotifyMask);
+ XSelectInput(display,icon_win,
+               ExposureMask | ButtonPressMask | ButtonReleaseMask |
+               StructureNotifyMask);
+
+ /* set names for windows */
+ XStoreName(display,ivac_win,name);
+ XSetIconName(display,ivac_win,name);
+
+ /* graphics context values */
+ my_gc_val.foreground=black;
+ my_gc_val.background=white;
+ my_gc_val.graphics_exposures=False;
+ 
+ /* set graphics context */
+ my_gc=XCreateGC(display,ivac_win,
+               GCForeground | GCBackground | GCGraphicsExposures,
+               &my_gc_val);
+
+ /* create pixmap mask and shape windows */
+ pixmap_mask=XCreateBitmapFromData(display,ivac_win,ivac_mask,
+                                       XBM_WIDTH,XBM_HEIGHT);
+ XShapeCombineMask(display,ivac_win,ShapeBounding,0,0,pixmap_mask,ShapeSet);
+ XShapeCombineMask(display,icon_win,ShapeBounding,0,0,pixmap_mask,ShapeSet);
+
+ /* define and set wmhints */
+ my_wm_hints.initial_state=WithdrawnState;
+ my_wm_hints.flags=StateHint;
+ my_wm_hints.icon_window=icon_win;
+ my_wm_hints.icon_x=my_size_hints.x;
+ my_wm_hints.icon_y=my_size_hints.y;
+ my_wm_hints.window_group=ivac_win;
+ my_wm_hints.flags =
+       StateHint | IconWindowHint | IconPositionHint | WindowGroupHint;
+ // XSetWMHints(display,ivac_win,&my_wm_hints);
+
+ /* finaly ... map that stuff ;) */
+ XMapWindow(display,ivac_win);
+
+}
+
+
+/* main routine */
 int main(int argc,char **argv) {
+
+ /* local variables */
  XEvent xevent;
- char *image, *device=VIDEO_DEV;
 
 
- display=XOpenDisplay(NULL);
- if(!display) {
-  printf("cannot open display\n");
-  exit(1);
+ /* opening display */
+ display=XOpenDisplay(NULL); /* connect on local display :0 */
+ if(display==NULL) {
+  printf("cannot connect to xserver!\n");
+  exit(EXIT_FAILURE);
  }
-
- if (minirg_init(display)) {
-  printf("minirg init process failed\n");
+ 
+ /* minirgb initialization */
+ if (minirgb_init(display)) {
+  printf("minirgb initialization failed!\n");
   exit(1);
  }
 
- 
+ open_window(argv[0],(char *)ivac_logo);
+ minirgb_new(&rgb1,XBM_WIDTH,XBM_HEIGHT);
+ minirgb_new(&rgb2,XBM_WIDTH,XBM_HEIGHT);
+ minirgb_copy(&rgb2,&rgb1,0,0,XBM_WIDTH,XBM_HEIGHT,0,0);
+
+ /* to be continued ... here is a test! */
+ XFlush(display);
+ sleep(10);
+ printf("blaaaa, schmaeee\n");
+ XCloseDisplay(display);
+ return 0;
+
+}