SDL library to support rapid detection of collisions Pixel Perfect. It can be added to the game perfect collisions without loss FPS 贸w as in many other libraries, and all this by creating a grade, keeping the mask bitmap.

实时的在线跟踪算法，使用的是卷积核的算法。速度可以达到100帧以上-this is a code of tracking,which is based on the algorithm of KCF.It can be get a speed of 100 Fps