Normalize line endings and whitespace

samples/python2/video_dmtx.py

@@ -7,7 +7,7 @@ Usage:
    NOTE: This only handles data matrices, generated for text strings of max 3 characters
 
    Resize the screen to be large enough for your camera to see, and it should find an read it.
-   
+
 Keyboard shortcuts:
 
    q or ESC - exit
@@ -22,32 +22,32 @@ def data_matrix_demo(cap):
     window_name = "Data Matrix Detector"
     frame_number = 0
     need_to_save = False
-    
+
     while 1:
         ret, frame = cap.read()
         if not ret:
             break
-            
+
         gray = cv2.cvtColor(frame, cv2.COLOR_RGB2GRAY)
         codes, corners, dmtx = cv2.findDataMatrix(gray)
-        
+
         cv2.drawDataMatrixCodes(frame, codes, corners)
         cv2.imshow(window_name, frame)
-        
+
         key = cv2.waitKey(30)
         c = chr(key & 255)
         if c in ['q', 'Q', chr(27)]:
             break
-            
+
         if c == ' ':
             need_to_save = True
-            
+
         if need_to_save and codes:
             filename = ("datamatrix%03d.jpg" % frame_number)
             cv2.imwrite(filename, frame)
             print "Saved frame to " + filename
             need_to_save = False
-            
+
         frame_number += 1
 
 
@@ -60,9 +60,9 @@ if __name__ == '__main__':
         cap = cv2.VideoCapture(sys.argv[1])
         if not cap.isOpened():
             cap = cv2.VideoCapture(int(sys.argv[1]))
-        
+
     if not cap.isOpened():
         print 'Cannot initialize video capture'
         sys.exit(-1)
-        
+
     data_matrix_demo(cap)