lcms
This is a color management plugin that uses LittleCMS 2 to correct frames using the given ICC (International Color Consortium) profiles. Falls back to internal sRGB profile if no ICC file is specified in property.
Example launch line
(write everything in one line, without the backslash characters)
 gst-launch-1.0 filesrc location=photo_camera.png ! pngdec ! \
 videoconvert ! lcms input-profile=sRGB.icc dest-profile=printer.icc ! \
 pngenc ! filesink location=photo_print.png
Hierarchy
GObject ╰──GInitiallyUnowned ╰──GstObject ╰──GstElement ╰──GstBaseTransform ╰──GstVideoFilter ╰──lcms
Factory details
Authors: – Andreas Frisch 
Classification: – Filter/Effect/Video
Rank – none
Plugin – colormanagement
Package – GStreamer Bad Plug-ins
Pad Templates
sink
        video/x-raw:
         format: { ARGB, BGRA, ABGR, RGBA, xRGB, RGBx, xBGR, BGRx, RGB, BGR }
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
src
        video/x-raw:
         format: { ARGB, BGRA, ABGR, RGBA, xRGB, RGBx, xBGR, BGRx, RGB, BGR }
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
Properties
dest-profile
“dest-profile” gchararray
Specify the destination ICC profile file to apply
Flags : Read / Write
Default value : NULL
embedded-profile
“embedded-profile” gboolean
Extract and use source profiles embedded in images
Flags : Read / Write / Construct
Default value : true
input-profile
“input-profile” gchararray
Specify the input ICC profile file to apply
Flags : Read / Write
Default value : NULL
intent
“intent” GstLcmsIntent *
Select the rendering intent of the color correction
Flags : Read / Write / Construct
Default value : perceptual (0)
lookup
“lookup” GstLcmsLookupMethod *
Select the caching method for the color compensation calculations
Flags : Read / Write / Construct
Default value : cached (2)
preserve-black
“preserve-black” gboolean
Select whether purely black pixels should be preserved
Flags : Read / Write / Construct
Default value : false
Named constants
GstLcmsIntent
Members
perceptual (0) – Perceptual
        relative (1) – Relative Colorimetric
        saturation (2) – Saturation
        absolute (3) – Absolute Colorimetric
        GstLcmsLookupMethod
Members
uncached (0) – Uncached, calculate every pixel on the fly (very slow playback)
        precalculated (1) – Precalculate lookup table (takes a long time getting READY)
        cached (2) – Calculate and cache color replacement values on first occurrence
        The results of the search are