Ask Your Question

Revision history [back]

click to hide/show revision 1
initial version
  1. first follow this to create prefix file (YourPrefixFileName.pch)
  2. add this code to your prefix file

    #ifdef __cplusplus
    #import <opencv2/opencv.hpp>
    #ifndef YourProjectName_YourPrefixFileName_pch
    #define YourProjectName_YourPrefixFileName_pch
    // Include any system framework and library headers here that should be included in all compilation units.
    // You will also need to set the Prefix Header build setting of one or more of your targets to reference this file.
  3. rename your ViewController's extension from .m (ViewController.m) to .mm (