核心串流拓撲節點

本節說明下列核心串流拓撲節點類型：

KSNODETYPE_VIDEO_STREAMING

KSNODETYPE_VIDEO_INPUT_TERMINAL

KSNODETYPE_VIDEO_OUTPUT_TERMINAL

KSNODETYPE_VIDEO_SELECTOR

KSNODETYPE_VIDEO_PROCESSING

KSNODETYPE_VIDEO_CAMERA_TERMINAL

KSNODETYPE_VIDEO_OUTPUT_MTT