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authorCristy <urban-warrior@imagemagick.org>2018-05-04 14:36:53 -0400
committerCristy <urban-warrior@imagemagick.org>2018-05-04 14:36:53 -0400
commite09f8ba46120eaf0c19ff0ab9342f9613442cc94 (patch)
treee783baa630ae6acbeec1b7b053443efb55abb43d /utilities
parentc945953a9acfd7f0ec935b32daec37e9e2f4e574 (diff)
downloadImageMagick-e09f8ba46120eaf0c19ff0ab9342f9613442cc94.tar.gz
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Diffstat (limited to 'utilities')
-rw-r--r--utilities/compare.1.in3
1 files changed, 1 insertions, 2 deletions
diff --git a/utilities/compare.1.in b/utilities/compare.1.in
index 929196658..97fca5678 100644
--- a/utilities/compare.1.in
+++ b/utilities/compare.1.in
@@ -97,8 +97,7 @@ Miscellaneous Options:
By default, the image format of `file' is determined by its magic number. To specify a particular image format, precede the filename with an image format name and a colon (i.e. ps:image) or specify the image type as the filename suffix (i.e. image.ps). Specify 'file' as '-' for standard input or output.
-The compare program returns 2 on error otherwise 0 if the images are similar or
-1 if they are dissimilar.
+The compare program returns 2 on error otherwise 0 if the images are similar or 1 if they are dissimilar as defined by the metric and fuzz. The normalized cross correlation error metric is an exception. For this metric, 1 is interpretted as two identical images.
.SH SEE ALSO
ImageMagick(1)