public enum LockType
public enum class LockType
Value | Member | Description |
---|---|---|
0x00000001 | Computer | Unlocks the module at the computer level. Unlocking at the computer level should be avoided because it can cause unexpected behavior in other applications. |
0x00000002 | Application | Unlocks the module for this instance of the application. This is the recommended value. |
0x00000004 | ApplicationPath | Unlocks the module for this particular application. Use this for unlocking support in a third party application (like Windows Media Player). |
The MultimediaSupport.UnlockModule and MultimediaSupport.LockModules methods use a parameter of this type to indicate how to unlock or lock multimedia features.
using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;
public bool _result = false;
public void MultimediaSupportExample()
{
// pszKey is a string containing the serial number. It is defined like this:
// string pszKey = "MySerial";
string pszAppId = "My Test Application";
try
{
// unlock the multimedia feature
Leadtools.MediaFoundation.Common.MultimediaSupport.UnlockModule(pszKey,
Leadtools.MediaFoundation.Common.LockType.Application,
pszAppId);
}
catch
{
return;
}
// [use the multimedia feature here]
// lock the multimedia feature before exiting the app
try
{
Leadtools.MediaFoundation.Common.MultimediaSupport.LockModules(Leadtools.MediaFoundation.Common.LockType.Application,
pszAppId);
}
catch
{
return;
}
_result = true;
}
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