poIImagePlane SetFilterMode
Sets the image post-processing filter mode for the image plane.
Syntax
Imageplane_handle SetFilterMode mode
Application
HyperView Tcl Modify
Description
The image plane offers several image post-processing filters that can be applied on the image or video. This command sets/changes the filter mode being used for the image plane.
Inputs
- mode
- The filter mode name. Valid values are returned by GetFilterModeList. They are different for each filter type.
Context
Example
hwi OpenStack
if {[catch {
hwi GetActiveClientHandle client_handle
hwi GetSessionHandle session_handle
client_handle GetImagePlaneCtrlHandle ipc_handle
set ipid1 [ipc_handle AddImagePlane Logo1]
ipc_handle GetImagePlaneHandle imageplane_handle $ipid1
imageplane_handle SetFileName g:/samples2/VideoOverlay/Altair_logo.jpg
imageplane_handle SetMode background
imageplane_handle SetCrop 0 0 0.9995 0.995
imageplane_handle SetFilterType ColorAlpha;
imageplane_handle SetFilterMode equal;
imageplane_handle SetColorAlphaTarget "255 255 255"
imageplane_handle SetColorAlphaTolerance 18
imageplane_handle SetMipMapMode Linear1
puts " Filter Type: [imageplane_handle GetFilterType]";
puts " Filter Mode: [imageplane_handle GetFilterMode]";
puts " Alpha Color Target: [imageplane_handle GetColorAlphaTarget]";
puts " Alpha Color Tolerance: [imageplane_handle GetColorAlphaTolerance]";
puts " MipMap Mode: [imageplane_handle GetMipMapMode]";
client_handle Draw
} result]} {
global errorInfo;
puts stderr $result;
puts "[session_handle GetError]";
puts stderr "*** Tcl TRACE ***";
puts stderr $errorInfo;
} else {
puts "No errors.";
puts "Warnings: ";
puts " [session_handle GetError]";
}
hwi CloseStack
Error
Returns HW_InvalidHandle if the image plane handle is invalid, or poIInvalidImgFilterMode if an unexpected error occurred while processing the specified media file.