The IAVIEditStream interface supports manipulating and modifying editable streams. Uses IUnknown::QueryInterface, IUnknown::AddRef, IUnknown::Release in addition to the following custom methods:
| Method | Description |
| Clone | Duplicates a stream. |
| Copy | Copies a stream or a portion of it to a temporary stream. |
| Cut | Removes a portion of a stream and places it in a temporary stream. |
| Paste | Copies a stream or a portion of it and places it in another stream. |
| SetInfo | Changes the characteristics of a stream. |
Custom File and Stream Handlers Overview, Custom File and Stream Handler Interfaces