#include "ltmf.h"
| C Syntax | HRESULT IltmfCompressors_get_Selection(pCompressors, pVal) | 
| C++ Syntax | HRESULT get_Selection(pVal) | 
| IltmfCompressors *pCompressors; | pointer to an interface | 
| long *pVal; | pointer to a variable | 
Retrieves the index of the currently selected compressor .
| Parameter | Description | 
| pCompressors | Pointer to an IltmfCompressors 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. | 
| S_OK | The function was successful. | 
| <> S_OK | An error occurred. Refer to the Error Codes or the HRESULT error codes in the MediaFoundation documentation. | 
This function will return the index of the compressor that is currently being used by the collections parent object.
Required DLLs and Libraries
| LTMF 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
| Elements: | IltmfCompressors::get_Count, IltmfCompressors::Item, IltmfCompressors::put_Selection | 
| Topics: | 
For an example, refer to Selecting ltmfConvert Object Compressors for C++.
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
