| Microsoft DirectX 9.0 |
The IMediaParamInfo interface retrieves information about the parameters that an object supports. The set of parameters that an object supports will not change over the lifetime of an application. To set parameter values, use the IMediaParams interface.
In addition to the methods inherited by IUnknown, the IMediaParamInfo interface exposes the following methods.
| Method | Description |
| GetCurrentTimeFormat | Retrieves the current time format. |
| GetNumTimeFormats | Retrieves the number of time formats that the object supports. |
| GetParamCount | Retrieves the number of parameters that the object supports. |
| GetParamInfo | Retrieves information about a specified parameter. |
| GetParamText | Retrieves an array of text strings that describe the parameter. |
| GetSupportedTimeFormat | Retrieves a supported time format. |
Requirements
Include Medparam.h.
Link to Dmoguids.lib.