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MediaPlayer::SpeedRatio Property

.NET Framework 4.5

Gets or sets the ratio of speed that media is played at.

Namespace: System.Windows.Media
Assembly: PresentationCore (in PresentationCore.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

Syntax

C++

public:
property double SpeedRatio {
	double get ();
	void set (double value);
}

XAML

Not typically used in XAML.

Property Value

Type: System::Double
The ratio of speed that media is played back represented by a value between 0 and the largest double value. The default is 1.0.

Remarks

Values less than one yield slower than normal playback while values greater than one yields faster than normal playback.

If the player has an associated Clock, setting SpeedRatio is not allowed. SpeedRatio cannot be set while the timing engine drives media playback.

Audio playback is not guaranteed when SpeedRatio is not 1.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

MediaPlayer Class

System.Windows.Media Namespace

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