AR for iOS-getting started

1. Private API

Add the header file:

Extern "C" cgimageref uigetscreenimage ();

Add when using:

Cgimageref screenref = uigetscreenimage ();

2. Camera callback

1. Generate a capture session instance

Ii. Implement callback

Avcapturevideodataoutputsamplebufferdelegate

YCbCr or rgba

IOS defaultYCbCr
, The former is recommended for Open GL and CoreGraphics.YCbCr = 

(Y) luminance +

(CB/U) Blue chrominance + (CR/V) Red chrominance;

 

 

Opencv

 

Adding opencv to your xcode 4 Project

1. Download

 

Opencv

2. Download build script by @ cvtalks:

Download

3. Build script

Sh buildopencv. Sh opencv/opencv_ios_build

 

4. Add the newly-built static libraries (. a) files under target-> build settings

5. Set the path

6. Add the dummy CPP File

7. Add the opencv header file

8. Add code