[cpia] Re: Creative Webcam II Parallel Port question

[Duncan Haldane]

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On 01-Dec-2002 Eugene Chiu wrote:

> Now I got rid of the error. But.... I have trouble compiling gqcam, should I
> ask the question here or somewhere else??
> 
> Eugene



get gqcam-0.9 from http://csce.unl.edu/~cluening/gqcam/
 and apply the following patch (also attached):


diff -uNr gqcam-0.9/gqcam.c gqcam-0.9-patched/gqcam.c
--- gqcam-0.9/gqcam.c   Tue Nov  7 11:52:06 2000
+++ gqcam-0.9-patched/gqcam.c   Sat Oct  6 22:59:25 2001
@@ -55,7 +55,7 @@
   camera->savetype = PNG;
   camera->capture = 1;
   camera->dev = 0;
-  strcpy(camera->devname, "/dev/video");
+  strcpy(camera->devname, "/dev/video0");
   camera->docked = 1;
   camera->dump=0;
   camera->speed_fastest = 0;
@@ -96,13 +96,16 @@
   ioctl(camera->dev, VIDIOCGWIN, &camera->vid_win);
   ioctl(camera->dev, VIDIOCGPICT, &camera->vid_pic);
 
-  for (i = 0; i < 32; i++) {
-    vid_clips[i].x      = 0;
-    vid_clips[i].y      = 0;
-    vid_clips[i].width  = 0;
-    vid_clips[i].height = 0;
+  camera->vid_win.clips = NULL;
+  if (camera->vid_caps.type & VID_TYPE_CLIPPING) {
+    for (i = 0; i < 32; i++) {
+      vid_clips[i].x      = 0;
+      vid_clips[i].y      = 0;
+      vid_clips[i].width  = 0;
+      vid_clips[i].height = 0;
+    }
+    camera->vid_win.clips = vid_clips;
   }
-  camera->vid_win.clips = vid_clips;
   camera->vid_win.clipcount = 0;
 
   if (camera->vid_caps.type & VID_TYPE_MONOCHROME) {
@@ -192,7 +195,7 @@
     camera->dev = open(camera->devname, O_RDWR);
     //    printf("Opening: %d\n", camera->dev);
     if (camera->dev < 0) {
-      perror("/dev/video");
+      perror("/dev/video0");
       exit(1);
     }
   }

Good luck!


----------------------------------
E-Mail: Duncan Haldane <f.duncan.m.haldane@worldnet.att.net>
Date: 02-Dec-2002
Time: 04:15:35

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