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Multi-point Touch Screen Device Design Based on Frustrated Total Internal Reflection
Author(s): 
Pages: 208-211
Year: Issue:  13
Journal: Video Engineering

Keyword:  FTIRmulti-touchgesture recognitioninfrared;
Abstract: 设计了一种基于光学中的受抑全内反射现象实现的多点触感图像识别跟踪装置,通过红外摄像头跟踪手指触点,利用CamShift运动跟踪算法跟踪并识别触点.系统使用Raspberry Pi嵌入式平台结合计算机搭建交叉编译环境,通过OPECV框架实现手势识别等一系列人机交互行为.给出了硬件构成、软件框架、模块功能分析等一整套系统解决方案,该装置具有成本低、功耗低、稳定性强、可高度定制等优点.
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