2_3_corrections - Introduction to digital imaging IMAGE...

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Introduction to digital imaging IMAGE CORRECTIONS
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IMAGE CORRECTIONS Image corrections What is tonal correction? What is color correction? Color fundamentals Before Making Color and Tonal Adjustments Adjustments – Global adjustments, tone and color • Variations, Color Balance, Automatic Adjustments, Levels, Curves
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IMAGE CORRECTIONS Reasons for image corrections – Adjust tonal range – Correct color – Prepare for final output – Aesthetic reasons •A r
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IMAGE CORRECTIONS Image Correction – Ask yourself: • How can I make this image better? • “Is the idea to reproduce the image as accurately as possible, or to reproduce what a viewer who was in the position of the camera would have seen?” – Dan Margulis, Professional Photoshop
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IMAGE CORRECTIONS What is tonal correction? – The adjustments of the tonal range in an image. Tonal range is the amount of contrast in an image from the darkest to lightest pixels. Contrast- the relative intensity of blacks and whites*
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IMAGE CORRECTIONS Tonal Range – Highlights • The lightest portions of an image with significant detail – It can not be a reflection or light source (specular, catchlight) – Must be something to be represented as white – Shadows • The darkest neutral areas of an image with significant detail – Midtones • The intermediate, middle point in the tonal range.
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IMAGE CORRECTIONS Tonal Range – To read the tonal range in Photoshop, use the Histogram. –A histogram illustrates how pixels in an image are distributed by graphing the number of pixels at each color intensity level. The histogram shows whether the image contains enough detail in the shadows
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2_3_corrections - Introduction to digital imaging IMAGE...

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