poIImagePlane GetVidTrackingWindowSize

Gets the size of the window used for video tracking.

Syntax

Imageplane_handle GetVidTrackingWindowSize

Application

HyperView Tcl Query

Description

This command returns the the size of the window that CalcVidTracking searches after each frame to find the tracking point.

Example

To get the size of the tracking window:

hwi OpenStack
hwi GetSessionHandle session_handle
session_handle GetProjectHandle project_handle
project_handle GetPageHandle page_handle [project_handle GetActivePage]
page_handle GetWindowHandle window_handle [page_handle GetActiveWindow]
window_handle GetClientHandle client_handle
client_handle GetImagePlaneCtrlHandle ipc_handle
ipc_handle GetImagePlaneHandle image_plane_handle 1
image_plane_handle GetVidTrackingWindowSize
hwi CloseStack

Error

Returns HW_InvalidHandle if the image plane handle is invalid.