The Photoshop Book for Digital Photographers- P4:This new book, from Photoshop User magazine editor and bestselling author Scott Kelby, starts at the moment your digital camera photos come into Photoshop, and he shows you the Photoshop pros techniques for managing, correcting, retouching and outputting your photos to knock your client's socks off, and turn you into a Photoshop production wizard. | The Photoshop Book for Digital Photographers Removing Color Aliasing Here s another quick trick im DiVitale and Kevin Ames use for reducing the color aliasing digital noise that often appears in digital photos shot in low-lighting situations. Step One Open the photo that has visible color aliasing. Go under the Filter menu under Blur and choose Gaussian Blur. Drag rhe Radius slider all rhe way to the left then start dragging to the right until the color aliasing is blurred enough that you can t see it. Click OK to apply the blur. Step Two Go under the Fdir menu and choose Fade Gaussian Blur. When the Fade dialog appears change the Fade Mode to Color as shown and the color aliasing will disappear. It s quick it s easy and it works. It s also an ideal candidate for becoming an action so you can remove color aliasing with just one click. 76 Chapter 3 Digital Camera Image Problems The Photoshop Book tor Digital Photographers There s a natural tendency for some photographers to react to their immediate surroundings rarher than what they see through rhe lens. For example if you re shooting an indoor concert there are often hundreds of lights illuminating the stage. However some photographers think it s one light short their flash because where they re sitting it s dark. When you look at your photos later you see that your flash lit everyone in front of you which wasn t the way it really looked the crowd is usually in the dark which ruins an otherwise great shot. Here s a quick fix to make it look as if your flash never fired at all. Fixing Photos Where You Wish You Hadn t Used Flash 6ÖÖ Step One Open a photo where shooting with the flash has ruined part of the image like the image shown here taken during a seminar presentation where the back ten rows are lit by the flash when they should be dark. Just the stage lit by rhe stage lighting should appear out of the darkness . ỈÌX J ÔÔÔ @25 RGB Step Two Press the letter L to get the Lasso tool and draw a loose .
