[探讨] 求指点，ubuntu10.04下装artoolkit2.71

hjc336

环境配置已搞定，依赖项也更新了，gst-lauch-0.10 v4l2src |xvimagesink命令可调用视频图像，但运行simpleTest例子时总是错误，提示为failed to put GStreamer into PAUSE state.求破。