Adobe 25520578 User Guide - Page 319
Leave Color effect, Luma Corrector effect, Show Split View
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ADOBE PREMIERE PRO CS3 313 User Guide Leave Color effect The Leave Color effect removes all colors from a clip except those similar to the Color To Leave. For example, a movie of a basketball game could be decolored except for the orange of the ball itself. Original image (left), and with effect applied (right) Amount To Decolor How much color to remove. 100% causes areas of the image dissimilar to the selected color to appear as shades of gray. Tolerance The flexibility of the color-matching operation. 0% decolors all pixels except those that exactly match Color To Leave. 100% causes no color change. Edge Softness The softness of the color boundaries. High values smooth the transition from color to gray. Match Colors Determines whether colors' RGB values or HSB values are compared. Choose Using RGB to perform more strict matching that usually decolors more of the image. For example, to leave dark blue, light blue, and medium blue, choose Using HSB and choose any shade of blue as Color To Leave. Luma Corrector effect (High bit-depth) The Luma Corrector effect lets you adjust the brightness and contrast in the highlights, midtones, and shadows of a clip. You can also specify the color range to be corrected by using the Secondary Color Correction controls. Output Lets you view adjustments in the Program monitor as the final results (Composite) or tonal value adjustments (Luma), display of the alpha matte (Mask) or a tritone representation of where the shadows, midtones, and highlights fall (Tonal Range). Show Split View Displays the left or upper part of the image as the corrected view and the right or lower part of the image as the uncorrected view. Layout Determines whether the Split View images are side by side (Horizontal) or above and below (Vertical). Split View Percent Adjusts the size of the corrected view. The default is 50%. Tonal Range Definition Defines the tonal range of the shadows and highlights using threshold and threshold with falloff (softness) controls. Click the triangle to display the Tonal Range Definition controls. Drag a square slider to adjust the threshold values. Drag a triangle slider to adjust the softness (feathering) value. Note: Choose Tonal Range from the Output menu to view the different tonal ranges as you adjust the Tonal Range Definition sliders. Tonal Range Specifies whether the luminance adjustments are applied to the entire image (Master), the highlights only, midtones only, or shadows only. Brightness Adjusts the black level in a clip. Use this control so that the black picture content in your clip appears as black. Contrast Affects the image's contrast by adjusting the gain from the clip's original contrast value. Contrast Level Sets the clip's original contrast value. April 1, 2008