handdetect

Performs hand gesture detection on videos, providing detected hand positions via bus message and navigation event, and deals with hand gesture events

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBaseTransform
                    ╰──GstVideoFilter
                        ╰──GstOpencvVideoFilter
                            ╰──handdetect

Implemented interfaces

Factory details

Authors: – Andol Li

Classification: – Filter/Effect/Video

Rank – none

Plugin – opencv

Package – GStreamer Bad Plug-ins

Pad Templates

sink

video/x-raw:
         format: RGB
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – sink

Object type – GstPad

src

video/x-raw:
         format: RGB
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – src

Object type – GstPad

Properties

ROI-HEIGHT 

“ROI-HEIGHT” gint

HEIGHT of left-top pointer in region of interest Gestures in the defined region of interest will emit messages

Flags : Read / Write

Default value : 0

ROI-WIDTH 

“ROI-WIDTH” gint

WIDTH of left-top pointer in region of interest Gestures in the defined region of interest will emit messages

Flags : Read / Write

Default value : 0

ROI-X 

“ROI-X” gint

X of left-top pointer in region of interest Gestures in the defined region of interest will emit messages

Flags : Read / Write

Default value : 0

ROI-Y 

“ROI-Y” gint

Y of left-top pointer in region of interest Gestures in the defined region of interest will emit messages

Flags : Read / Write

Default value : 0

display 

“display” gboolean

Whether the detected hands are highlighted in output frame

Flags : Read / Write

Default value : true

profile-fist 

“profile-fist” gchararray

Location of HAAR cascade file (fist gesture)

Flags : Read / Write

Default value : @0@/fist.xml

profile-palm 

“profile-palm” gchararray

Location of HAAR cascade file (palm gesture)

Flags : Read / Write

Default value : @0@/palm.xml

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