包含用于条纹图像的旋转滤波、四步相移法程序和多频外差算法程序，用于光栅投影法的三维重建-Contains filter fringe image rotation, four-step phase shift method procedures and multi-frequency heterodyne algorithm for three-dimensional reconstruction of the grating projection

四步相移法程序和最小二乘法相位解包裹程序，已经验证，此方法比较不错。-Four step phase-shift method program and least squares phase solution package, have validation, this method is good.

三维面形重构程序，使用了经典的四步移相法。另附两种滤波方法和图片批量剪裁处理代码。-D shape reconstruction process, the use of the classic four-step phase shift method. Attached two filtering methods and cropping pictures batch processing code.

三维形貌测量中，相移法，系统标定，棋盘格系统标定-D shape measurement, the phase shift method, system calibration, system calibration checkerboard