CaptureSession QML Type
Allows capturing of audio and video content. More...
| Import Statement: | import QtMultimedia |
| Instantiates: | QMediaCaptureSession |
Properties
- audioInput : AudioInput
- audioOutput : AudioOutput
- camera : Camera
- imageCapture : ImageCapture
- recorder : MediaRecorder
- screenCapture : ScreenCapture
(since 6.5) - videoOutput : VideoOutput
- windowCapture : WindowCapture
(since 6.6)
Signals
- audioInputChanged()
- audioOutputChanged()
- cameraChanged()
- imageCaptureChanged()
- recorderChanged()
- videoOutputChanged()
Detailed Description
This is the central type that manages capturing of media on the local device.
Connect a camera and a microphone to a CaptureSession by assigning Camera and AudioInput objects to the relevant properties.
Capture a screen by connecting a ScreenCapture object to the screenCapture property.
Capture a window by connecting a WindowCapture object to the windowCapture property.
Enable a preview of the captured media by assigning a VideoOutput element to the videoOutput property.
Route audio to an output device by assigning an AudioOutput object to the audioOutput property.
Capture still images from a camera by assigning an ImageCapture to the imageCapture property.
Record audio/video by assigning a MediaRecorder to the recorder property.
CaptureSession { id: captureSession camera: Camera { id: camera } imageCapture: ImageCapture { id: imageCapture } recorder: MediaRecorder { id: recorder } videoOutput: preview }
See also Camera, MediaDevices, MediaRecorder, ImageCapture, ScreenCapture, WindowCapture, AudioInput, and VideoOutput.
Property Documentation
audioInput : AudioInput |
This property holds the audio input that is being used to capture audio.
audioOutput : AudioOutput |
The audio output device for the capture session.
Add an AudioOutput device to the capture session to enable audio routing from an AudioInput device.
camera : Camera |
The camera used to capture video.
Record video or take images by adding a camera to the capture session using this property.
imageCapture : ImageCapture |
The object used to capture still images.
Add an ImageCapture interface to the capture session to enable capturing of still images from the camera.
recorder : MediaRecorder |
The recorder object used to capture audio/video.
Add a MediaRcorder object to the capture session to enable recording of audio and/or video from the capture session.
screenCapture : ScreenCapture |
The object used to capture a screen.
Record a screen by adding a screen capture objet to the capture session using this property.
This property was introduced in Qt 6.5.
videoOutput : VideoOutput |
The VideoOutput that is the video preview for the capture session.
A VideoOutput based preview is expected to have an invokable videoSink() method that returns a QVideoSink.
The previously set preview is detached.
windowCapture : WindowCapture |
The object used to capture a window.
Record a window by adding a window capture object to the capture session using this property.
This property was introduced in Qt 6.6.
Signal Documentation
audioInputChanged() |
This signal is emitted when an audio input has changed.
Note: The corresponding handler is onAudioInputChanged.
See also CaptureSession::audioInput.
audioOutputChanged() |
This signal is emitted when the selected audio output has changed.
Note: The corresponding handler is onAudioOutputChanged.
See also CaptureSession::audioOutput.
cameraChanged() |
This signal is emitted when the selected camera has changed.
Note: The corresponding handler is onCameraChanged.
See also CaptureSession::camera.
imageCaptureChanged() |
This signal is emitted when the selected interface has changed.
Note: The corresponding handler is onImageCaptureChanged.
See also CaptureSession::camera.
recorderChanged() |
This signal is emitted when the selected recorder has changed.
Note: The corresponding handler is onRecorderChanged.
See also CaptureSession::recorder.
videoOutputChanged() |
This signal is emitted when the selected video output has changed.
Note: The corresponding handler is onVideoOutputChanged.
See also CaptureSession::videoOutput.