How To Split Image Into Color Layers In Affinity Photo

Using channels

The image or document'due south color fashion determines the number and blazon of color channels available to you. Each channel stores colour information specific to information technology, which, when combined with other channels, brings nigh the full color image. For example, a reddish channel would store only red color information in RGB color mode.

Aqueduct information is displayed in the Channels panel.

The color channels of a CMYK image separated out.

The composite of the above image'south color channels.

Colour modes and channels

For each color fashion, the following channels are bachelor.

• RGB: Red, Green, Blueish channels
• CMYK: Cyan, Magenta, Yellowish, Black channels
• Grayscale: Intensity channel
• Lab: Lightness, AOpponent, BOpponent channels

Image and layer channels

The Channels console always displays an epitome'south channels when loaded. From an prototype channel you tin can:

• Protect the aqueduct from editing.
• Hibernate the channel.
• Create a spare channel (i.e., a saved selection) from any aqueduct's information.
• Store a new selection based on the aqueduct information.
• Add together, subtract, or intersect a channel'due south option to/from/with a previously fabricated choice, respectively.

For any currently selected layer (pixel, mask, adjustment or live filter), the layer's aqueduct(due south) are displayed beneath the epitome channels. From each layer's channel yous can:

• Invert, clear, and make full the channel data.
• Create a new grayscale layer.
• Create a new mask layer.
• Create a Spare Channel (i.east., a saved selection) from the aqueduct data.

Alpha channels

The Channels panel likewise displays the alpha aqueduct for the whole image or currently selected pixel, mask, aligning, or alive filter layer. These channels store transparency information, so it's a great place for more advanced masking command.

Pixel selections

Another great apply of blastoff channels is the ability to shop more complex selections that would otherwise exist difficult or fourth dimension consuming to recreate again. The Channels panel reports your electric current pixel selection as a channel entry, so by creating a 'new' Spare Channel from that pixel selection you've stored the option for futurity use.

Pixel selections and masks

Considering alpha channels shop both pick and masks, the Channels panel acts as a not bad cardinal point for working between masks and selections.

Alloy ranges

You lot tin can control how specific color channels of the current layer blend with the underlying layer(s). For more data, see Layer blend ranges.

Editing spare channels

The spare aqueduct that stores your mask can be isolated for editing. This lets y'all paint and erase directly on the spare channel, besides equally apply filters such as Gaussian Blur for softer mask edges.

To hide/evidence image channels:

• From the Channels panel, click Visible on the channel entry.

To protect image channels from editing:

• From the Channels console, click Editable on the channel entry. A grayed out icon ways the channel is no longer editable.

To create a mask or grayscale layer from a electric current layer's channel:

• -click the layer's channel, and then click Create Mask Layer or Create Grayscale Layer.

The new layer is added to the Layers panel.

To invert, clear or make full a layer'due south aqueduct:

• -click the layer'south channel, and so click an choice from the pop-upwardly menu.

To salve a selection as an alpha channel:

• With a pixel selection in place, -click the 'Pixel Selection' entry and select Create Spare Channel.

The selection is stored at the bottom of the Channels panel equally a new 'Spare Aqueduct' entry.


To edit a spare channel and employ to a mask:

1. From the Layers console, select a mask layer.
2. From the Channels console, -click the Mask Blastoff layer, and choose Create Spare Channel.
3. 
Click on the newly created 'Spare Channel' entry to isolate it.
4. Edit the spare channel.
5. Reselect the mask layer in the Layers console to exit isolation mode.
6. -click the spare aqueduct and choose Load to Mask Blastoff to use the edited spare channel to your mask.


Before editing a spare channel, you have the choice of duplicating the initial spare channel. This procedure is frequently used to preserve an unedited fill-in copy of a spare channel before editing the original.

To duplicate a spare channel:

• -click the 'Spare Channel' entry and select Duplicate.

The indistinguishable is stored below the original as a new 'Spare Channel' entry.

To rename a spare channel:

• -click the 'Spare Channel' entry and select Rename.
• Enter a new proper name for the channel, then click OK.

SEE ALSO:

• Channels console
• Color models
• Saving and loading selections
• Layer masking
• Pixel selections from channels

Source: https://affinity.help/photo/en-US.lproj/pages/GetStarted/channels.html

Posted by: hillcalmsen.blogspot.com

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