从捕获设备获取视频.可设置帧率,可放大.使用DirectShow. Capturing incoming video from external video devices to memory buffer for image processing.

Working with Directshow Stream Buffer Engine. You can easily create different audio or video decoder class. -Working with Directshow Stream Buffer Engine. You can easily create different audio or video decoder class.

this a DirectShow filter, which can stream to a buffer.-This is a DirectShow filter, which can stream to a buffer.