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Commit 79a79b3

Browse files
Handled KeyboardInterrupt exception.
1 parent e53a63f commit 79a79b3

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2 files changed

+68
-49
lines changed

2 files changed

+68
-49
lines changed

‎for-windows-users/webcam-capture-v1.0.1-windows.py

Lines changed: 33 additions & 23 deletions
Original file line numberDiff line numberDiff line change
@@ -4,28 +4,38 @@
44
webcam = cv2.VideoCapture(0)
55
sleep(2)
66
while True:
7-
8-
check, frame = webcam.read()
9-
print(check) #prints true as long as the webcam is running
10-
print(frame) #prints matrix values of each framecd
11-
cv2.imshow("Capturing", frame)
12-
key = cv2.waitKey(1)
13-
if key == ord('s'):
14-
cv2.imwrite(filename='saved_img.jpg', img=frame)
15-
webcam.release()
16-
print("Processing image...")
17-
img_ = cv2.imread('saved_img.jpg', cv2.IMREAD_ANYCOLOR)
18-
print("Converting RGB image to grayscale...")
19-
gray = cv2.cvtColor(img_, cv2.COLOR_BGR2GRAY)
20-
print("Converted RGB image to grayscale...")
21-
print("Resizing image to 28x28 scale...")
22-
img_ = cv2.resize(gray,(28,28))
23-
print("Resized...")
24-
img_resized = cv2.imwrite(filename='saved_img-final.jpg', img=img_)
25-
print("Image saved!")
26-
27-
break
28-
elif key == ord('q'):
7+
8+
try:
9+
check, frame = webcam.read()
10+
print(check) #prints true as long as the webcam is running
11+
print(frame) #prints matrix values of each framecd
12+
cv2.imshow("Capturing", frame)
13+
key = cv2.waitKey(1)
14+
if key == ord('s'):
15+
cv2.imwrite(filename='saved_img.jpg', img=frame)
16+
webcam.release()
17+
print("Processing image...")
18+
img_ = cv2.imread('saved_img.jpg', cv2.IMREAD_ANYCOLOR)
19+
print("Converting RGB image to grayscale...")
20+
gray = cv2.cvtColor(img_, cv2.COLOR_BGR2GRAY)
21+
print("Converted RGB image to grayscale...")
22+
print("Resizing image to 28x28 scale...")
23+
img_ = cv2.resize(gray,(28,28))
24+
print("Resized...")
25+
img_resized = cv2.imwrite(filename='saved_img-final.jpg', img=img_)
26+
print("Image saved!")
27+
28+
break
29+
30+
elif key == ord('q'):
31+
webcam.release()
32+
cv2.destroyAllWindows()
33+
break
34+
35+
except(KeyboardInterrupt):
36+
print("Turning off camera.")
2937
webcam.release()
38+
print("Camera off.")
39+
print("Program ended.")
3040
cv2.destroyAllWindows()
31-
break
41+
break

‎webcam-capture-v1.01.py

Lines changed: 35 additions & 26 deletions
Original file line numberDiff line numberDiff line change
@@ -3,35 +3,44 @@
33
key = cv2. waitKey(1)
44
webcam = cv2.VideoCapture(0)
55
while True:
6-
7-
check, frame = webcam.read()
8-
print(check) #prints true as long as the webcam is running
9-
print(frame) #prints matrix values of each framecd
10-
cv2.imshow("Capturing", frame)
11-
key = cv2.waitKey(1)
12-
if key == ord('s'):
13-
cv2.imwrite(filename='saved_img.jpg', img=frame)
14-
webcam.release()
15-
img_new = cv2.imread('saved_img.jpg', cv2.IMREAD_GRAYSCALE)
16-
img_new = cv2.imshow("Captured Image", img_new)
17-
cv2.waitKey(1650)
18-
cv2.destroyAllWindows()
19-
print("Processing image...")
20-
img_ = cv2.imread('saved_img.jpg', cv2.IMREAD_ANYCOLOR)
21-
print("Converting RGB image to grayscale...")
22-
gray = cv2.cvtColor(img_, cv2.COLOR_BGR2GRAY)
23-
print("Converted RGB image to grayscale...")
24-
print("Resizing image to 28x28 scale...")
25-
img_ = cv2.resize(gray,(28,28))
26-
print("Resized...")
27-
img_resized = cv2.imwrite(filename='saved_img-final.jpg', img=img_)
28-
print("Image saved!")
29-
30-
break
31-
elif key == ord('q'):
6+
try:
7+
check, frame = webcam.read()
8+
print(check) #prints true as long as the webcam is running
9+
print(frame) #prints matrix values of each framecd
10+
cv2.imshow("Capturing", frame)
11+
key = cv2.waitKey(1)
12+
if key == ord('s'):
13+
cv2.imwrite(filename='saved_img.jpg', img=frame)
14+
webcam.release()
15+
img_new = cv2.imread('saved_img.jpg', cv2.IMREAD_GRAYSCALE)
16+
img_new = cv2.imshow("Captured Image", img_new)
17+
cv2.waitKey(1650)
18+
cv2.destroyAllWindows()
19+
print("Processing image...")
20+
img_ = cv2.imread('saved_img.jpg', cv2.IMREAD_ANYCOLOR)
21+
print("Converting RGB image to grayscale...")
22+
gray = cv2.cvtColor(img_, cv2.COLOR_BGR2GRAY)
23+
print("Converted RGB image to grayscale...")
24+
print("Resizing image to 28x28 scale...")
25+
img_ = cv2.resize(gray,(28,28))
26+
print("Resized...")
27+
img_resized = cv2.imwrite(filename='saved_img-final.jpg', img=img_)
28+
print("Image saved!")
29+
30+
break
31+
elif key == ord('q'):
32+
print("Turning off camera.")
33+
webcam.release()
34+
print("Camera off.")
35+
print("Program ended.")
36+
cv2.destroyAllWindows()
37+
break
38+
39+
except(KeyboardInterrupt):
3240
print("Turning off camera.")
3341
webcam.release()
3442
print("Camera off.")
3543
print("Program ended.")
3644
cv2.destroyAllWindows()
3745
break
46+

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