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IltmmTargetFormat::IsValidCompressor

#include "ltmm.h"

C Syntax	HRESULT IltmmTargetFormat_IsValidCompressor(Format, Name, pVal)
C++ Syntax	HRESULT IsValidCompressor(Name, pVal)

IltmmTargetFormat *Format;	pointer to an interface
BSTR Name;	string
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.

Parameter	Description
pTargetFormat	Pointer to an IltmmTargetFormat interface.
Name	String that contains the name of the compressor for which to test the validity.
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

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.

Required DLLs and Libraries

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.

Platforms

Win32, x64

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++.

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Elements:	IltmmTargetFormat::get_RecommendedAudioCompressor, IltmmTargetFormat::get_RecommendedVideoCompressor
Topics:	Multimedia Function Group