IltmmTargetFormat::IsValidCompressor
#include "ltmm.h"
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C Syntax |
HRESULT IltmmTargetFormat_IsValidCompressor(Format, Name, pVal) |
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C++ Syntax |
HRESULT IsValidCompressor(Name, pVal) |
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IltmmTargetFormat *Format; |
/* pointer to an interface */ |
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BSTR Name; |
/* string */ |
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long *pVal; |
/* pointer to a variable */ |
Retrieves a value that indicates if the specified compressor is valid for the currently selected target format in the capture or convert parent object.
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Parameter |
Description |
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pTargetFormat |
Pointer to an IltmmTargetFormat interface. |
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Name |
String that contains the name of the compressor for which to test the validity. |
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pVal |
Pointer to a variable to be updated with a value that indicates if the specified compressor is valid for the currently selected target format in the capture or convert parent object. For a list of possible values, refer to ltmmTargetFormat_Compressor constants. |
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. |
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. |
See Also
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Elements: |
IltmmTargetFormat::get_RecommendedAudioCompressor, IltmmTargetFormat::get_RecommendedVideoCompressor |
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Topics: |
Example
For an example, refer to Enumerating MPEG2 Format Compatible Compressors example for C.
For an example, refer to Enumerating MPEG2 Format Compatible Compressors example for C++.