Settings
The following settings can be adjusted:
- Color space—select a color mode (Grey/RGB/CMYK/LAB) from the first pop-up menu.
- Channels—specify a single color channel to apply the adjustment to, including the layer's alpha channel. Master (the default choice) applies the adjustment to all color channels*, excluding alpha channel*.
- Spline—displays the curves spline chart which can be shaped to adjust the image's tonal range.
- Reset—reverts the spline chart to default.
- Delete—deletes the currently selected node on the curve (black is selected; white is deselected).
- Linear—converts the curve to straight lines.
- X—accurately positions any added and currently selected node on the X-axis of the graph. Use for precision in 32-bit linear workflows.
- Y—accurately positions any added and currently selected node on the Y-axis of the graph. Use for precision in 32-bit linear workflows.