Help Version 19.0.2017.10.27
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#include "ltmm.h"
C Syntax |
HRESULT IltmmDVDControl_getDVDTextNumberOfStrings(pDVD, index, pVal) |
C++ Syntax |
HRESULT GetDVDTextNumberOfStrings(index, pVal) |
IltmmDVDControl *pDVD; |
pointer to an interface |
long index; |
index |
long *pVal; |
pointer to a variable |
Retrieves the number of strings for the specified language block.
Parameter |
Description |
pDVD |
Pointer to an IltmmDVDControl interface. |
index |
Language block from which to retrieve the number of strings. |
pVal |
Pointer to a variable updated with the total number of strings in the language block. |
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. |
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 this function, to retrieve the number of strings for the desired language block. For example, if the IltmmDVDControl::get_DVDTextNumberOfLanguages retrieves the value 4, then possible values for the Index parameter of this function is 0 - 3.
For more detailed information, refer to the Microsoft documentation for IDvdInfo2::GetDVDTextLanguageInfo.
Required DLLs and Libraries
LTMM For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64
For a C example, refer to IltmmDVDControl::GetButtonAtPosition Example for C.
For a C++ example, refer to IltmmDVDControl::GetButtonAtPosition Example for C++.
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