运行时Opencv HighGui错误——“HighGui错误:V4L/V4L2: VIDIOC_S_CROP”。Opencv交叉编译。主机= 64位Ubuntu 12.04。目标= ARM-Cortex-A9

I am a beginner at OpenCV and trying my best to get a simple application running on an embedded platform. I cross-compiled OpenCV 2.4.4 and built it WITH_GTK=ON, WITH_UNICAP=ON, WITH_V4L=ON as needed for camera and GUI support. The following sample code cross-compiles on host:I am a beginner at OpenCV and trying my best to