#include "ltmm.h"
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C Syntax |
HRESULT IltmmSupportManager_IsSupportLocked(pSupportManager, Support, pVal) |
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C++ Syntax |
HRESULT IsSupportLocked(Support, pVal) |
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IltmmSupportManager * pSupportManager; |
/* pointer to an interface */ |
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Long Support; |
/* support type */ |
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VARIANT_BOOL pVal; |
/* pointer to a variable */ |
Indicates whether support for converting the DVD format to other formats is locked.
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Parameter |
Description |
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pSupportManager |
Pointer to the IltmmSupportManager interface. |
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Support |
The unlock support type. Possible values are: |
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Value |
Meaning |
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L_SUPPORT_CONVERTFROMDVD |
Support for converting the DVD format to other formats. |
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pVal |
Pointer to a variable to be updated with a value that indicates whether the support for converting the DVD format to other formats is locked. Possible values are: |
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Value |
Meaning |
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VARIANT_TRUE |
The feature is locked. This is the default value. |
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VARIANT_FALSE |
The feature is not locked. |
Returns
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S_OK |
The function was successful. |
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<> S_OK |
An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
Comments
Use the IltmmSupportManager::UnlockSupport function to unlock support for DVD conversion. Use the IltmmSupportManager::IsSupportLocked function to determine whether support for DVD conversion is unlocked. During conversion, the Convert object checks whether the ltmmSupportManager object is loaded and whether the DVD conversion capability is unlocked.
Required DLLs and Libraries
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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
See Also
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Elements: |
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Topics: |
Example
For a C example, refer to IltmmSupportManager::UnlockSupport.
For a C++ example, refer to IltmmSupportManager::UnlockSupport.