UnlockFlagsConstants2 Enumeration Constants
#include "ILMDSKernel2.h"
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C Syntax |
HRESULT ILMDSKernel2_LockModules(pDSKrn, AppID, Flags) |
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C++ Syntax |
HRESULT LockModules(AppID, Flags) |
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VB Syntax |
object.LockModules(AppID As String, Flags As Long) As Long |
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ILMDSKernel2 *pDSKrn; |
/* pointer to an interface */ |
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BSTR AppID; |
/* application ID that is doing the calling */ |
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long Flags; |
/* flags */ |
Locks all modules of the same AppID that were unlocked using ILMDSKernel2::UnlockModule.
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Parameter |
Description |
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pDSKrn |
Pointer to an ILMDSKernel2 interface. |
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AppID |
The application ID. This cannot be NULL (empty). |
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Flags |
Flags that specify the level at which locking will be performed. For a list of possible values, refer to LockFlagsConstants2. |
Returns
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S_OK |
The function ran successfully. |
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E_APP_NOT_FOUND |
[0x80050019] The application was not found (returned when you tried to lock using LOCK_APP_PATH). Check and make sure the application path is the same as the one used during ILMDSKernel2::UnlockModule |
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<> S_OK |
An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
Comments
You must call ILMDSKernel2::LockModules:
When the application terminates, if unlocking was performed at the application level using LOCK_APP_ONCE.
When uninstalling the application, if unlocking was performed at the computer level using LOCK_COMPUTER or LOCK_APP_PATH.
Required DLLs and Libraries
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DSKernel2.dll |
See Also
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Elements: |
Example
For an example, refer to Using the DSKernel Object.