frei0r-filter-ndvi-filter

This filter creates a false image from a visible + infrared source.

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBaseTransform
                    ╰──GstVideoFilter
                        ╰──frei0r-filter-ndvi-filter

Factory details

Authors: – Sebastian Dröge , Brian Matherly

Classification: – Filter/Effect/Video

Rank – none

Plugin – frei0r

Package – GStreamer Bad Plug-ins

Pad Templates

`sink`

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

Presence – always

Direction – sink

Object type – GstPad

`src`

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

Presence – always

Direction – src

Object type – GstPad

Properties

color-map

“color-map” gchararray

The color map to use. One of 'earth', 'grayscale', 'heat' or 'rainbow'.

Flags : Read / Write

Default value : grayscale

index-calculation

“index-calculation” gchararray

The index calculation to use. One of 'ndvi' or 'vi'.

Flags : Read / Write

Default value : ndvi

legend

“legend” gchararray

Control legend display. One of 'off' or 'bottom'.

Flags : Read / Write

Default value : off

levels

“levels” gdouble

The number of color levels to use in the false image (divided by 1000).

Flags : Read / Write

Default value : 0.256

nir-channel

“nir-channel” gchararray

The channel to use for the near-infrared component. One of 'r', 'g', or 'b'.

Flags : Read / Write

Default value : r

nir-offset

“nir-offset” gdouble

An offset to be applied to the near-infrared component (mapped to [-100%%, 100%%].

Flags : Read / Write

Default value : 0.5

nir-scale

“nir-scale” gdouble

A scaling factor to be applied to the near-infrared component (divided by 10).

Flags : Read / Write

Default value : 0.1

vis-offset

“vis-offset” gdouble

An offset to be applied to the visible component (mapped to [-100%%, 100%%].

Flags : Read / Write

Default value : 0.5

vis-scale

“vis-scale” gdouble

A scaling factor to be applied to the visible component (divided by 10).

Flags : Read / Write

Default value : 0.1

visible-channel

“visible-channel” gchararray

The channel to use for the visible component. One of 'r', 'g', or 'b'.

Flags : Read / Write

Default value : b

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