Qt Multimedia QML Types▲
The QML types for Qt Multimedia support the basic use cases such as:
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					audio and video playback, 
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					access camera functionality, 
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					record video, 
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					and access camera settings. 
QML Types▲
Qt Multimedia QML types can be imported into your application using the following import statement in your .qml file:
import QtMultimedia- 
						AudioInput: An audio input to be used for capturing audio in a capture session. 
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						AudioOutput: An audio output to be used for playback or monitoring of a capture session. 
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						Camera: An interface for camera settings related to focus and zoom. 
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						CapturableWindow: The CapturableWindow type is used getting basic of a window that is available for capturing via WindowCapture. 
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						CaptureSession: Allows capturing of audio and video content. 
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						ImageCapture: An interface for capturing camera images. 
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						MediaDevices: MediaDevices provides information about available multimedia input and output devices. 
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						MediaPlayer: Adds media playback to a scene. 
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						MediaRecorder: For encoding and recording media generated in a CaptureSession. 
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						ScreenCapture: This type is used for capturing a screen. 
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						SoundEffect: The SoundEffect type provides a way to play sound effects in QML. 
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						Video: A convenience type for showing a specified video. 
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						VideoOutput: Render video or camera viewfinder. 
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						WindowCapture: This type is used for capturing a window. 
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						audioDevice: Describes an audio device. 
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						cameraDevice: Describes a camera device. 
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						cameraFormat: Describes a video format supported by a camera device. 
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						mediaFormat: MediaFormat describes the format of a media file. 
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						mediaMetaData: Provides meta-data for media files. 
Qt Spatial Audio Module▲
Qt Spatial Audio QML types can be imported into your application using the following import statement in your .qml file:
import QtQuick3D.SpatialAudio- 
							AmbientSound: A stereo overlay sound. 
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							AudioEngine: AudioEngine manages sound objects inside a 3D scene. 
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							AudioListener: defines the position and orientation of the person listening to a sound field defined by a AudioEngine. 
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							SpatialSound: A sound object in 3D space. 




