imshow docs improvement bug#2490

12 years ago · fa1b96bd36
parent 9628bb0b44
commit fa1b96bd36
1 changed files with 1 additions and 0 deletions
--- a/modules/highgui/doc/user_interface.rst
+++ b/modules/highgui/doc/user_interface.rst
@ -75,6 +75,7 @@ The function ``imshow`` displays an image in the specified window. If the window

    * If the image is 32-bit floating-point, the pixel values are multiplied by 255. That is, the value range [0,1] is mapped to [0,255].

+This function should be followed by ``waitKey`` function which displays the image for specified milliseconds. Otherwise, it won't display the image.

 namedWindow
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