Will Realsense's camera (SR300) run person tacking the official example code, the expression recognition why only recognize the natural expression and happy

[MartyG]

Person Tracking can be used on the SR300. As you have found though, there is only a Person Tracking sample program for the R200 camera. Please see the link below for more information.

人員跟踪可以在SR300上使用。 就像你發現的那樣，R200相機只有一個Person Tracking程序。 請參閱下面的鏈接了解更多信息。