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The GetTotalLength method retrieves the total possible play length of the object in relevant units.
Syntax
HRESULT GetTotalLength(
DWORD* pdwLength
);
Parameters
pdwLength
[out] Pointer to a double word containing the total possible play length.
Return Values
If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.
| Return code | Description |
| E_INVALIDTYPE | The object with which this interface is associated is not a playable file or folder. |
| E_FAIL | An unspecified error occurred. |
Remarks
The value returned is the total length of the object regardless of the current settings of the play length and play offsets.
The value returned for playable files is specified in milliseconds. For folders or file systems containing playable files, pdwLength indicates the number of available tracks or playable files.
See Also
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