MACROMEDIA FIREWORKS MX 2004-USING FIREWORKS Use Manual page 44

To adjust a specific point in the tonal range:
Select the image.
1
Do one of the following to open the Curves dialog box:
2
In the Property inspector, click the Add Effects button, and then choose Adjust Color >
Curves from the Add Effects pop-up menu.
Choose Filters > Adjust Color > Curves.
Note: Applying a filter from the Filters menu is destructive; that is, it cannot be undone except
when Edit > Undo is an option. To maintain the ability to adjust, turn off, or remove this filter, apply it
as a Live Effect, as described in the first bulleted option in this step. For more information, see
"Using Live Effects" on page
Curves dialog box
In the Channel pop-up menu, choose whether you want to apply changes to individual color
3
channels or to all colors.
Click a point on the grid's diagonal line and drag it to a new position to adjust the curve.
4
Each point on the curve has its own Input and Output values. When you drag a point, the
Input and Output values update automatically.
The curve displays brightness values of 0 to 255, with 0 representing the shadows.
Curve after dragging a point to adjust
44 Chapter 2: Working with Bitmaps
119.