QCameraImageCaptureControl¶
The
QCameraImageCaptureControl
class provides a control interface for image capture services. More…
Detailed Description¶
The interface name of
QCameraImageCaptureControl
isorg.qt-project.qt.cameraimagecapturecontrol/5.0
as defined inQCameraImageCaptureControl_iid
.See also
- class PySide2.QtMultimedia.QCameraImageCaptureControl([parent=None])¶
- param parent:
Constructs a new image capture control object with the given
parent
- PySide2.QtMultimedia.QCameraImageCaptureControl.cancelCapture()¶
Cancel pending capture requests.
- PySide2.QtMultimedia.QCameraImageCaptureControl.capture(fileName)¶
- Parameters:
fileName – str
- Return type:
int
Initiates the capture of an image to
fileName
. ThefileName
can be relative or empty, in this case the service should use the system specific place and file naming scheme.The Camera service should save all the capture parameters like exposure settings or image processing parameters, so changes to camera parameters after is called do not affect previous capture requests.
Returns the capture request id number, which is used later with
imageExposed()
,imageCaptured()
andimageSaved()
signals.
- PySide2.QtMultimedia.QCameraImageCaptureControl.driveMode()¶
- Return type:
Returns the current camera drive mode.
See also
- PySide2.QtMultimedia.QCameraImageCaptureControl.error(id, error, errorString)¶
- Parameters:
id – int
error – int
errorString – str
- PySide2.QtMultimedia.QCameraImageCaptureControl.imageAvailable(requestId, buffer)¶
- Parameters:
requestId – int
buffer –
PySide2.QtMultimedia.QVideoFrame
- PySide2.QtMultimedia.QCameraImageCaptureControl.imageCaptured(requestId, preview)¶
- Parameters:
requestId – int
preview –
PySide2.QtGui.QImage
- PySide2.QtMultimedia.QCameraImageCaptureControl.imageExposed(requestId)¶
- Parameters:
requestId – int
- PySide2.QtMultimedia.QCameraImageCaptureControl.imageMetadataAvailable(id, key, value)¶
- Parameters:
id – int
key – str
value – object
- PySide2.QtMultimedia.QCameraImageCaptureControl.imageSaved(requestId, fileName)¶
- Parameters:
requestId – int
fileName – str
- PySide2.QtMultimedia.QCameraImageCaptureControl.isReadyForCapture()¶
- Return type:
bool
Identifies if a capture control is ready to perform a capture immediately (all the resources necessary for image capture are allocated, hardware initialized, flash is charged, etc).
Returns true if the camera is ready for capture; and false if it is not.
It’s permissible to call
capture()
while the camera status isActiveStatus
regardless of property value. If camera is not ready to capture image immediately, the capture request is queued with all the related camera settings to be executed as soon as possible.
- PySide2.QtMultimedia.QCameraImageCaptureControl.readyForCaptureChanged(ready)¶
- Parameters:
ready – bool
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