Retrieves a CLSID string that identifies the type of mutual exclusion.
#include "ltmm.h"
Language | Syntax |
---|---|
C | HRESULT IltmmWMMutualExclusion_get_Type(pMutualExclusion, pVal) |
C++ | HRESULT get_Type(pVal) |
Pointer to an IltmmWMMutualExclusion interface.
Pointer to a string to be updated with the CLSID string that identifies the type of mutual exclusion.
Value | Meaning |
---|---|
S_OK | The function was successful. |
<> S_OK | An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
The string retrieved by this function is a CLSID string. Possible values are:
Type | Description | String |
---|---|---|
Language | Mutual exclusion is based on bit rate; streams might differ only in bit rate. | "{D6E22A00-35DA-11D1-9034-00A0C90349BE}" |
Bitrate | Mutual exclusion is based on language; streams are recorded with different languages. | "{D6E22A01-35DA-11D1-9034-00A0C90349BE}" |
Presentation | Mutual exclusion is based on aspect ratio; streams have different aspect ratios of the video frame. | "{D6E22A02-35DA-11D1-9034-00A0C90349BE}" |
Unknown | Custom mutual exclusion. | "{D6E22A03-35DA-11D1-9034-00A0C90349BE}" |
Call SysFreeString to free the memory allocated for the string when it is no longer needed.
For more information, refer to the Microsoft documentation for IWMMutualExclusion::GetType.
Win32, x64.
Language | Example |
---|---|
C | IltmmWMProfile::get_MutualExclusionCount |
C++ | IltmmWMProfile::get_MutualExclusionCount |
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