alphacolor: GStreamer Good Plugins 1.0 Plugins Reference Manual

alphacolor

Types and Values

struct

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GstObject
            ╰── GstElement
                ╰── GstBaseTransform
                    ╰── GstVideoFilter
                        ╰── GstAlphaColor

Description

The alphacolor element does memory-efficient (in-place) colourspace conversion from RGBA to AYUV or AYUV to RGBA while preserving the alpha channel.

Sample pipeline:

1 2	gst-launch-1.0 videotestsrc ! "video/x-raw,format=(fourcc)AYUV" ! \ alphacolor ! videoconvert ! autovideosink

Synopsis

Element Information

plugin	alphacolor
author	Wim Taymans <wim.taymans@gmail.com>
class	Filter/Converter/Video

Element Pads

name	sink
direction	sink
presence	always
details	video/x-raw, format=(string){ RGBA, BGRA, ARGB, ABGR, AYUV }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]

name	src
direction	source
presence	always
details	video/x-raw, format=(string){ RGBA, BGRA, ARGB, ABGR, AYUV }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]

Functions

Types and Values

struct GstAlphaColor

struct GstAlphaColor;