该代码为采样的源码程序，希望抛砖引玉，由于刚开始编程，所以希望借助这个平台可以和各位多多交流编程的经验。-The code for the sample source program, the hope of catalyzing, since the beginning of programming, so I hope that this platform can help you interact more programming experience.

采用双线性内插对图像进行n倍的缩放，有示例图片，有注释，可运行，欢迎交流。(Bilinear interpolation is used to zoom the image n times, with examples of pictures, notes, can run, welcome exchanges.)