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.
28 lines
968 B
28 lines
968 B
15 years ago
|
#!/usr/bin/python
|
||
|
|
import cv
|
||
|
|
import sys
|
||
|
|
import urllib2
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
cv.NamedWindow("win")
|
||
|
|
if len(sys.argv) > 1:
|
||
|
|
filename = sys.argv[1]
|
||
|
|
im = cv.LoadImage(filename, cv.CV_LOAD_IMAGE_GRAYSCALE)
|
||
|
|
im3 = cv.LoadImage(filename, cv.CV_LOAD_IMAGE_COLOR)
|
||
|
|
else:
|
||
|
|
url = 'https://code.ros.org/svn/opencv/trunk/opencv/samples/c/left01.jpg'
|
||
|
|
filedata = urllib2.urlopen(url).read()
|
||
|
|
imagefiledata = cv.CreateMatHeader(1, len(filedata), cv.CV_8UC1)
|
||
|
|
cv.SetData(imagefiledata, filedata, len(filedata))
|
||
|
|
im = cv.DecodeImageM(imagefiledata, cv.CV_LOAD_IMAGE_GRAYSCALE)
|
||
|
|
im3 = cv.DecodeImageM(imagefiledata, cv.CV_LOAD_IMAGE_COLOR)
|
||
|
|
chessboard_dim = ( 9, 6 )
|
||
|
|
|
||
|
|
found_all, corners = cv.FindChessboardCorners( im, chessboard_dim )
|
||
|
|
print found_all, len(corners)
|
||
|
|
|
||
|
|
cv.DrawChessboardCorners( im3, chessboard_dim, corners, found_all )
|
||
|
|
|
||
|
|
cv.ShowImage("win", im3);
|
||
|
|
cv.WaitKey()
|