mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1.3 KiB
45 lines
1.3 KiB
#!/usr/bin/python |
|
import urllib2 |
|
import cv2.cv as cv |
|
import sys |
|
|
|
if __name__ == "__main__": |
|
laplace = None |
|
colorlaplace = None |
|
planes = [ None, None, None ] |
|
capture = None |
|
|
|
if len(sys.argv) == 1: |
|
capture = cv.CreateCameraCapture(0) |
|
elif len(sys.argv) == 2 and sys.argv[1].isdigit(): |
|
capture = cv.CreateCameraCapture(int(sys.argv[1])) |
|
elif len(sys.argv) == 2: |
|
capture = cv.CreateFileCapture(sys.argv[1]) |
|
|
|
if not capture: |
|
print "Could not initialize capturing..." |
|
sys.exit(-1) |
|
|
|
cv.NamedWindow("Laplacian", 1) |
|
|
|
while True: |
|
frame = cv.QueryFrame(capture) |
|
if frame: |
|
if not laplace: |
|
planes = [cv.CreateImage((frame.width, frame.height), 8, 1) for i in range(3)] |
|
laplace = cv.CreateImage((frame.width, frame.height), cv.IPL_DEPTH_16S, 1) |
|
colorlaplace = cv.CreateImage((frame.width, frame.height), 8, 3) |
|
|
|
cv.Split(frame, planes[0], planes[1], planes[2], None) |
|
for plane in planes: |
|
cv.Laplace(plane, laplace, 3) |
|
cv.ConvertScaleAbs(laplace, plane, 1, 0) |
|
|
|
cv.Merge(planes[0], planes[1], planes[2], None, colorlaplace) |
|
|
|
cv.ShowImage("Laplacian", colorlaplace) |
|
|
|
if cv.WaitKey(10) != -1: |
|
break |
|
|
|
cv.DestroyWindow("Laplacian")
|
|
|