random.randrange (0, 100) * 0.05 + 0.01,
random.randrange (0, 5) * 0.1,
random.randrange (0, 10),
line_type)
cv.cvPutText (image, "Testing text rendering!",
pt1, font,
random_color (random))
highgui.cvShowImage (window_name, image)
highgui.cvWaitKey (delay)
# prepare a text, and get it's properties
font = cv.cvInitFont (cv.CV_FONT_HERSHEY_COMPLEX,
3, 3, 0.0, 5, line_type)
text_size, ymin = cv.cvGetTextSize ("OpenCV forever!", font)
pt1.x = (width - text_size.width) / 2
pt1.y = (height + text_size.height) / 2
image2 = cv.cvCloneImage(image)
# now, draw some OpenCV pub ;-)
for i in range (255):
cv.cvSubS (image2, cv.cvScalarAll (i), image, None)
cv.cvPutText (image, "OpenCV forever!",
pt1, font, cv.cvScalar (255, i, i))
highgui.cvShowImage (window_name, image)
highgui.cvWaitKey (delay)
# wait some key to end
highgui.cvWaitKey (0)
random.randrange (0, 100) * 0.05 + 0.01,
random.randrange (0, 5) * 0.1,
random.randrange (0, 10),
line_type)
cv.cvPutText (image, "Testing text rendering!",
pt1, font,
random_color (random))
highgui.cvShowImage (window_name, image)
highgui.cvWaitKey (delay)
# prepare a text, and get it's properties
font = cv.cvInitFont (cv.CV_FONT_HERSHEY_COMPLEX,
3, 3, 0.0, 5, line_type)
text_size, ymin = cv.cvGetTextSize ("OpenCV forever!", font)
pt1.x = (width - text_size.width) / 2
pt1.y = (height + text_size.height) / 2
image2 = cv.cvCloneImage(image)
# now, draw some OpenCV pub ;-)
for i in range (255):
cv.cvSubS (image2, cv.cvScalarAll (i), image, None)
cv.cvPutText (image, "OpenCV forever!",
pt1, font, cv.cvScalar (255, i, i))
highgui.cvShowImage (window_name, image)
highgui.cvWaitKey (delay)
# wait some key to end
highgui.cvWaitKey (0)
