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man/man1/pdelta.1
author Axel Jacobs <axel@jaloxa.eu>
Sun, 26 Jun 2011 16:23:43 +0100
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.\" RCSid goes here.
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.TH PDELTA 1 10/04/11 RADIANCE
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.SH NAME
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pdelta \- compute 1976 CIE Lab deltaE* between two Radiance pictures
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.SH SYNOPSIS
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.B pdelta image1.hdr image2.hdr
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.SH DESCRIPTION
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.I pdelta
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calculates the color difference deltaE* between two HDR images. The operation
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takes place in 1976 CIE Lab color space. The result is an HDR image which is
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sent to STDOUT.
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.SH EXAMPLES
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To calculate the deltaE* Lab color difference between two HDR images
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and store the result in output.hdr
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.IP "" .2i
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pdelta image1.hdr image2.hdr > output.hdr
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