added 0xFF & in front of every waitKey so that it works on linux

This commit is contained in:
Gary Bradski
2012-03-14 21:46:34 +00:00
parent ade7394e77
commit 9164ccbaaf
22 changed files with 25 additions and 25 deletions

View File

@@ -60,5 +60,5 @@ if __name__ == '__main__':
vis = a.copy()
draw_str(vis, (20, 20), 'frame %d' % frame_i)
cv2.imshow('a', vis)
if cv2.waitKey(5) == 27:
if 0xFF & cv2.waitKey(5) == 27:
break