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

See Also

Elements:

IltmmTargetFormat::get_RecommendedAudioCompressor, IltmmTargetFormat::get_RecommendedVideoCompressor

Topics:

Multimedia Function Group

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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