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This interface provides methods for manipulating a data buffer. Any buffer passed to a Microsoft DirectX Media Object (DMO) must implement this interface.
The following table shows the methods for IMediaBuffer in the order the compiler calls them.
| Method | Description |
|---|---|
| SetLength | Specifies the length of the data currently in the buffer. |
| GetMaxLength | Retrieves the maximum number of bytes this buffer can hold. |
| GetBufferAndLength | Retrieves the buffer and the size of the valid data in the buffer. |
The IMediaBuffer interface, like all COM interfaces, inherits the IUnknown interface methods. The IUnknown interface supports the following three methods:
Requirements
OS Versions: Windows CE .NET 4.1 and later.
Header: Dmo.h.
Link Library: Dmoguid.lib.
See Also
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