二维码QR的编码实现。C语言实现。希望各位一起学习。一起做条码开发-QR Code two-dimensional realization of the code. C language. I hope that learning together. Barcode together to develop

Contourlet变换思想，选用拉普拉斯塔式滤波器结构对图像多分辨率分解来捕捉奇异点。-Contourlet transform thinking, the choice of Laplace tower filter structure for multi-resolution images to capture the singularity exploded.