This PDF document explain techniques of supersampling based on examples

基于TI VC5416的黑白图像采集之缩放实现 包含最近领域插值 双线性插值 双三次插值 超采样（supersampling）的反锯齿算法-Anti-aliasing algorithm scaling collection of black and white images based on TI VC5416 realize bilinear interpolation field contains recent bicubic oversampling (supersampling) o