The portion of the file holding the video data. The video data might be compressed to save disk space. The data has to be decompressed using a video decompressor before you can play (see) it.

Also known as a decoder, this is a module or algorithm to decompress data.

IltmmWMStreamConfig::get_Quality

Show in webframe

#include "ltmm.h"

C Syntax	HRESULT IltmmWMStreamConfig_get_Quality(pStreamConfig, pVal)
C++ Syntax	HRESULT get_Quality(pVal)

IltmmWMStreamConfig *pStreamConfig;	/* pointer to an interface */
long *pVal;	/* pointer to a variable */

Gets the quality setting for the video stream .

Parameter	Description
pStreamConfig	Pointer to an IltmmWMStreamConfig interface.
pVal	Pointer to a variable to be updated with the quality setting.

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

Expected values range from 0 to 100, where zero denotes maximum frame rate and 100 denotes maximum quality.

For more information, refer to the Microsoft documentation for IWMVideoMediaProps::GetQuality .

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:	IltmmWMStreamConfig::put_Quality, IltmmWMStreamConfig::get_MaxKeyFrameSpacing, IltmmWMStreamConfig::put_MaxKeyFrameSpacing, IltmmWMStreamConfig::get_BufferWindow, IltmmWMStreamConfig::put_BufferWindow
Topics:	Windows Media Support
	Multimedia Function Group

Example

For a C example, refer to IltmmWMProfile::GetStream Example for C.

For a C++ example, refer to IltmmWMProfile::GetStream Example for C++.