Send this link to get javadoc . But compared to the previous version (OpenCV 2.4.10), it is not built well.
In the NetBeans IDE,
- Click on the "Tools" tab.
- Choose Java Platforms
- You will see the Java Platform Manger Window
- Select the Javadoc Tab
- on the right side, select the Add URl button in the "ADD ZIP / Folder" section
- Copy and paste the Javdoc URL mentioned above.

And for more instructions on downloading javadoc to read offline, contact
Hope this helps!
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