PespectiveCorrectionView

subclass of UIView with ability of perspective correction

Overview

before:

after:

Usage

Easy to use.

1. Import KYPerspectiveCorrectionView.h, layout just as a normal UIView.
2. Set the image you want to do perspective correction using instance method setImage:.
3. Tap and draw the control points to the vertexes of the rectangle.
4. Use instance method perspectiveCorrection to get the result UIImage.
5. You can also enable the rectangle detection by setting the property enableRectangleDetection to YES.