The Filter Graph and Its Components

Microsoft DirectShow 9.0

The Filter Graph and Its Components

This article describes the major components of DirectShow. It is intended as an introduction for application developers and for developers writing custom DirectShow filters. Application developers can usually ignore many of the low-level details of DirectShow. However, it is still a good idea to read this section, to have a general understanding of the DirectShow architecture.

This article contains the following sections:

• About DirectShow Filters
• About the Filter Graph Manager
• About Media Types
• About Media Samples and Allocators
• How Hardware Devices Participate in the Filter Graph