采用TMS320LF2407实现电子琴演奏功能，利用了2407的PWM模块，可以演奏7个音阶-used TMS320LF2407 achieve flower performance features, use of the 2407 PWM module can be performed seven chromatic

电子琴， 利用实验箱的脉冲源产生1，2，3，。。。共7个或14个音阶信号； 用指示灯显示节拍；能产生颤音效果。-Organ, using a pulse source generated test cases 1,2,3,. . . A total of 7 or 14 chromatic signal with the indicator shows the beat to produce vibrato effects.

lensfun is a library for correcting photo images. It can correct lens distortion, vignetting, chromatic aberrations, and also can convert between various lens types (rectilinear to fish-eye and so on). The library comes with a database that contains

模块功能：通过白平衡消除由光照带来色差（绿雾） 模块输入：亮度增益输出R,G,B三通道像素值（double） 模块输出：白平衡后R,G,B三通道像素值（double）(Module function: to eliminate chromatic aberration (green fog) caused by illumination through white balance. Module input: brightness gain output R, G, B three c