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.