The following illustration shows the Architecture of the Digital Video Recorder.
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The Digital Video Recorder(DVR) solution is constructed with three layers:
- The Application layer
 - The Middleware layer
 - The OS layer
 - The components shown in this graph are discussed in the following topics.
 
In This Section
- DVR Input Components
The components used in the input side of the DVR DirectShow graph. - DVR Output Components
The components used in the output side of the DVR DirectShow graph. - Custom components
You will need to provide the following components in addition to those supplied by Microsoft. 
Related Sections
Adding a Digital Video Recorder
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