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Examples/opencv2-python/gstreamer/Example1/example1.py

@@ -1,7 +1,7 @@
 # This script shows how to open a camera in OpenCV and grab frames and show these.
 # Kim S. Pedersen, 2022
 
-import cv2 # Import the OpenCV library
+from cv2 import cv2 # Import the OpenCV library
 
 
 def gstreamer_pipeline(capture_width=1024, capture_height=720, framerate=30):
@@ -30,20 +30,22 @@ if not cam.isOpened(): # Error
     exit(-1)
 
 # Open a window
-WIN_RF = "Example 1"
+# WIN_RF = "Example 1"
-cv2.namedWindow(WIN_RF)
+# cv2.namedWindow(WIN_RF)
-cv2.moveWindow(WIN_RF, 100, 100)
+# cv2.moveWindow(WIN_RF, 100, 100)
 
+_, frame = cam.read()
+cv2.imsave('test.png', frame)
 
-while cv2.waitKey(4) == -1: # Wait for a key pressed event
+# while cv2.waitKey(4) == -1: # Wait for a key pressed event
-    retval, frameReference = cam.read() # Read frame
+#     retval, frameReference = cam.read() # Read frame
-    
+
-    if not retval: # Error
+#     if not retval: # Error
-        print(" < < <  Game over!  > > > ")
+#         print(" < < <  Game over!  > > > ")
-        exit(-1)
+#         exit(-1)
-    
+
-    # Show frames
+#     # Show frames
-    cv2.imshow(WIN_RF, frameReference)
+#     cv2.imshow(WIN_RF, frameReference)
     
 
 # Finished successfully

Examples/opencv2-python/picamera/Eksempel3/eksempel3.py

@@ -4,7 +4,7 @@ from picamera.array import PiRGBArray
 from picamera import PiCamera
 from fractions import *
 import time
-import cv2
+from cv2 import cv2
  
  
 print("OpenCV version = " + cv2.__version__)

Examples/opencv2-python/picamera/Eksempel4/eksempel4.py

@@ -4,7 +4,7 @@ from picamera.array import PiRGBArray
 from picamera import PiCamera
 from fractions import *
 import time
-import cv2
+from cv2 import cv2
  
  
 print("OpenCV version = " + cv2.__version__)