IDvdInfo2::GetDVDTextNumberOfLanguages method (strmif.h)

The GetDVDTextNumberOfLanguages method retrieves the number of languages in which DVD text strings appear.

Syntax

HRESULT GetDVDTextNumberOfLanguages(
  [out] ULONG *pulNumOfLangs
);

[out] pulNumOfLangs

Receives the number of text languages.

Returns one of the following HRESULT values.

Return code	Description
S_OK	Success.
E_POINTER	Invalid argument.
E_UNEXPECTED	An unexpected internal error occurred.

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.


Minimum supported client	Windows XP [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
Target Platform	Windows
Header	strmif.h (include Dshow.h)
Library	Strmiids.lib