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IltmmDVDControl::GetDVDTextString

Summary

Retrieves the text string for the specified language and string indexes in Unicode.

Syntax

#include "ltmm.h"

Language	Syntax
C	HRESULT IltmmDVDControl_getDVDTextString(pDVD, langindex, strindex, pVal)
C++	HRESULT GetDVDTextString(langindex, strindex, pVal)

Parameters

IltmmDVDControl *pDVD

Pointer to an IltmmDVDControl interface.

long langindex

Language block from which to retrieve the text string.

long strindex

String index of the specified language block from which to retrieve the text string.

BSTR *pVal

Pointer to a variable that receives the text string.

Returns

Value	Meaning
S_OK	The function ran successfully.
<> S_OK	An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation.

Comments

Before calling this function, determine the total number of language blocks available by calling IltmmDVDControl::get_DVDTextNumberOfLanguages. Based on the value obtained from IltmmDVDControl::get_DVDTextNumberOfLanguages, pass an appropriate index value for the Index parameter of the IltmmDVDControl::GetDVDTextNumberOfStrings function, to retrieve the number of strings in the specified language block. Then, pass an appropriate language index value and string index value to this function to retrieve the desired string.

For more detailed information, refer to the Microsoft documentation for IDvdInfo2::GetDVDTextStringAsUnicode.