IltmmCompressors::get_Selection

#include "ltmm.h"

C Syntax

HRESULT IltmmCompressors__get_Selection(pCompressors, pVal)

C++ Syntax

HRESULT get_Selection(pVal)

 

IltmmCompressors *pCompressors;

/* pointer to an interface */

long *pVal;

/* pointer to a variable */

Retrieves the index of the currently selected compressor Also known as an encoder Also known as compressor, this is a module or algorithm to compress data. Playing that data back requires a decompressor, or decoder., this is a module or algorithm to compress data. Playing that data back requires a decompressor, or decoder Also known as a decompressor, this is a module or algorithm to decompress data...

Parameter

Description

pCompressors

Pointer to an IltmmCompressors interface.

pVal

Pointer to a variable that receives the zero based index of the currentlt selected compressor. A value of –1 indicates that no compressor is currently selected.

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.

Comments

This function will return the index of the compressor that is currently being used by the collection’s parent object.

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.

See Also

Elements:

IltmmCompressors::get_Count, IltmmCompressors::Item, IltmmCompressors::put_Selection

Topics:

Multimedia Function Group

Example

For an example, refer to Selecting ltmmConvert Object Compressors for C.

For an example, refer to Selecting ltmmConvert Object Compressors for C++.