From: Tomas Musil <tomik.musil@gmail.com>
Date: Tue, 1 May 2012 20:00:49 +0000 (+0200)
Subject: better capture on windows
X-Git-Url: http://git.tomasm.cz/imago.git/commitdiff_plain/5c59d0214abee9c50a57ea258c83bf7c05e93a87?ds=sidebyside

better capture on windows
---

diff --git a/camera.py b/camera.py
index a1be68b..7efacb4 100644
--- a/camera.py
+++ b/camera.py
@@ -13,7 +13,8 @@ if os.name == 'posix':
 
         def get_image(self):
             for _ in range(8): #HACK
-                im = cv.QueryFrame(self._cam)
+                cv.QueryFrame(self._cam)
+            im = cv.QueryFrame(self._cam)
             # Add the line below if you need it (Ubuntu 8.04+)
             #im = cv.GetMat(im)
             #convert Ipl image to PIL image
@@ -26,12 +27,18 @@ if os.name == 'posix':
 elif os.name in ('ce', 'nt', 'dos'):
     
     from VideoCapture import Device
+    import time
 
     # TODO exception handling
     class Camera:
         def __init__(self, device=0):
             self._cam = Device()
             self._cam.setResolution(640, 480)
+            #HACK to let the camera self-adjust:
+            print "The device is getting ready."
+            for _ in xrange(20):
+               self._cam.getImage()
+               time.sleep(0.5)
 
         def get_image(self):
             return self._cam.getImage()
diff --git a/capture.py b/capture.py
index a4268a0..98ad7be 100755
--- a/capture.py
+++ b/capture.py
@@ -40,6 +40,9 @@ def main():
     cam = Camera(device=args.device)
     screen = Screen()
 
+    im = cam.get_image()
+    screen.display_picture(im)
+
     im_number = 0
 
     while True: