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1 .\" RCSid goes here. |
1 .\" RCSid goes here. |
2 .TH "PDELTA" "1" "16/01/2011" "RADIANCE" "" |
2 .TH PDELTA 1 10/04/11 RADIANCE |
3 .SH "NAME" |
3 .SH NAME |
4 pdelta \- compute 1976 CIE Lab deltaE* between two Radiance pictures |
4 pdelta \- compute 1976 CIE Lab deltaE* between two Radiance pictures |
5 .SH "SYNOPSIS" |
5 .SH SYNOPSIS |
6 .B pdelta image1.hdr image2.hdr |
6 .B pdelta image1.hdr image2.hdr |
7 .SH "DESCRIPTION" |
7 .SH DESCRIPTION |
8 .I pdelta |
8 .I pdelta |
9 calculates the color difference deltaE* between two HDR images. The operation |
9 calculates the color difference deltaE* between two HDR images. The operation |
10 takes place in 1976 CIE Lab color space. The result is an HDR image which is |
10 takes place in 1976 CIE Lab color space. The result is an HDR image which is |
11 sent to STDOUT. |
11 sent to STDOUT. |
12 .SH "EXAMPLES" |
12 .SH EXAMPLES |
13 To calculate the deltaE* Lab color difference between two HDR images |
13 To calculate the deltaE* Lab color difference between two HDR images |
14 and store the result in output.hdr |
14 and store the result in output.hdr |
15 .IP "" .2i |
15 .IP "" .2i |
16 pdelta image1.hdr image2.hdr > output.hdr |
16 pdelta image1.hdr image2.hdr > output.hdr |