Left Toolbar > Convert Nodes > Join Rgba
The Join Rgba joins multiple images into a single image, each input image is converted to a monochromatic image and sets a channel of the output image.
input
red
green s
blue
output image
The 1, 2, 3 numbers have been joined as red, green blue with different contributions.
On the left toolbar choose Convert Nodes > Join Channels. >
Drag the Join Channels icon into the Node Graph.
Connect the output of an image node into the image input.
The names of the input sockets are defined by the Color Mode attribute. For an RGB output image:
red
The image that will become the red channel.
green
The image that will become the green channel.
blue
The image that will become the blue channel.
alpha
The image that will become the alpha channel.
image
The image with the joined channels.
Color Mode
The color mode of the output image.
Red
The red input image is multiplied by this value.
If no red input image is connected, this will be the value of the red channel.
Green
The green input image is multiplied by this value.
If no green input image is connected, this will be the value of the green channel.
Blue
The blue input image is multiplied by this value.
If no blue input image is connected, this will be the value of the blue channel.
Alpha
The alpha input image is multiplied by this value.
If no alpha input image is connected, this will be the value of the alpha channel.