<< Click to display table of contents >> TRVWebCamDialog Properties   Methods

TRVWebCamDialog shows a dialog window for changing parameters of local cameras.

Unit [VCL and LCL] MRVWebCamDlg;

Unit [FMX] fmxMRVWebCamDlg;

Syntax

TRVWebCamDialog = class(TComponent)

Platform

Dialogs for Windows and Linux have different appearance.

How to use

Assign a TRVCamera component to Camera property. In this component, choose the camera for changing properties (assign Camera.DeviceType = rvdtWebCamera, assign Camera.VideoDeviceIndex).

You can change the dialog language by assigning Language property.

Supported properties (Windows)

The dialog allows changing the properties listed below. A property can be changed only if the selected camera supports it. For some properties, users can switch between auto/manual mode.

Video processing amplifier properties:

•brightness

•contrast

•hue

•saturation

•sharpness

•gamma

•color enable (yes/no)

•white balance

•backlight compensation

•gain

Camera control properties:

•pan

•tilt

•roll

•zoom

•exposure

•aperture (iris)

•focus

Supported properties (Linux)

The dialog shows properties supported by the web camera. It does not support pan, tilt, roll, zoom properties.

See also

•TRVCamera.Brightness, Contrast, Hue, Saturation, Sharpness

•TRVCamera.Move* methods