Also known as an encoder , this is a module or algorithm to compress data. Playing that data back requires a decompressor, or decoder .

Also known as compressor, 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.

IltmmCompressors::put_Selection

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#include "ltmm.h"

C Syntax	HRESULT IltmmCompressors_put_Selection(pCompressors, newVal)
C++ Syntax	HRESULT put_Selection(newVal)

IltmmCompressors *pCompressors;	/* pointer to an interface */
long newVal;	/* index of the compressor */

Selects the compressor at the specified index.

Parameter

Description

pCompressors

newVal

Zero based index of the compressor to select. A value of 1 clears any previously selected compressors.

Note: LEAD H264 or LEAD AAC transcoders might be used to convert from h.264 or AAC streams stored inside mpeg2 format to ISO format or vice versa.

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 select the specified compressor for use by the collections 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.

Win32, x64

Elements:	IltmmCompressors::get_Count, IltmmCompressors::Item, IltmmCompressors::get_Selection
Topics:	Multimedia Function Group
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