This method starts the preview.
[Visual Basic] [ Boolean
= ]previewcontrolname.Start(Mode As
DisplayModeConstants)
[Visual C++] [
BOOL = ]previewcontrolname.Start(long
Mode)
[VB.NET] [ Boolean =
]previewcontrolname.Start(Mode As
ImageKit10WebCamera(A)Lib.DisplayModeConstants)
[C#.NET] [ bool =
]previewcontrolname.Start(ImageKit10WebCamera(A)Lib.DisplayModeConstants
Mode)
* ImageKit10WebCameraALib refers to the ANSI version, ImageKit10WebCameraLib refers to the Unicode version.
Parameters
| Name | Explanation |
|---|---|
| Mode | The display mode 0: Scale (The video is scaled to fit within the Preview Control while keeping the video's original height to width ratio) 1: Stretch (The video is stretched to fill the Preview Control's dimensions) The following contants may also be used: (ikScale = 0, ikStretch = 1) |
Return Value
Returns True (nonzero) if successful, returns False (0) when not successful.
Explanation
The Start method starts the preview. The Mode parameter determines how the video will be displayed in the Preview Control.
When the Start method returns True(nonzero), the State property is updated. If the return value is False (0), then values of 2 or 11 will be set in the ErrorStatus property.