背景: 最近,在Nvidia的GPU嵌入式开发板Jetson TX1(简称TX1)上移植深度学习目标检测算法YOLO.在TX1上安装了官方提供的opencv版本——OpenCV4Tegra(OpenCV-2.4.12),但是使用该版本opencv VideoCapture在读取摄像头数据时出错,显示错误: Unable to stop the stream.: Device or resource busy Unable to stop the stream.: Bad file descrip