IDvdInfo2::GetDVDTextNumberOfLanguages
| Microsoft DirectShow 9.0 |
IDvdInfo2::GetDVDTextNumberOfLanguages
The GetDVDTextNumberOfLanguages method retrieves the number of languages in which DVD text strings appear.
Syntax
HRESULT GetDVDTextNumberOfLanguages( ULONG *pulNumOfLangs );
Parameters
pulNumOfLangs
[out] Receives the number of text languages.
Return Values
Returns one of the following HRESULT values.
| Return code | Description |
| S_OK | Success. |
| E_POINTER | Invalid argument. |
| E_UNEXPECTED | An unexpected internal error occurred. |
Remarks
Depending on how the disc is authored, the number of languages will be valid either for the entire disc, or only for the current side of the disc.
If the DVD does not contain any text strings, the method succeeds, but pulNumOfLangs receives the value zero.
Requirements
Header: Declared in Strmif.h; include Dshow.h.
Library: Use Strmiids.lib.
See Also