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authorTobias Geerinckx-Rice <me@tobias.gr>2016-07-18 02:04:58 +0200
committerTobias Geerinckx-Rice <me@tobias.gr>2016-07-26 11:20:27 +0200
commitaf7aaaebab7b7ad584b05c2350584aa980a4bd61 (patch)
treec33e72a328dc920861e14fe5434ffdd1d507ad19 /gnu/packages/image.scm
parentca80985c6c0fd20d81c302c53002a231a962497e (diff)
downloadguix-af7aaaebab7b7ad584b05c2350584aa980a4bd61.tar
guix-af7aaaebab7b7ad584b05c2350584aa980a4bd61.tar.gz
gnu: Add perceptualdiff.
* gnu/packages/image.scm (perceptualdiff): New variable.
Diffstat (limited to 'gnu/packages/image.scm')
-rw-r--r--gnu/packages/image.scm32
1 files changed, 32 insertions, 0 deletions
diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm
index 188d142710..7d72492b1a 100644
--- a/gnu/packages/image.scm
+++ b/gnu/packages/image.scm
@@ -8,6 +8,7 @@
;;; Copyright © 2014 John Darrington <jmd@gnu.org>
;;; Copyright © 2016 Leo Famulari <leo@famulari.name>
;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2016 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -801,3 +802,34 @@ the programmer.")
;; test/extra/ contains musl-libm,
;; which is MIT/expat licensed, but only used for tests
(license (license:fsf-free "file://COPYING")))) ;WTFPL version 2
+
+(define-public perceptualdiff
+ (package
+ (name "perceptualdiff")
+ (version "1.3")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "https://github.com/myint/perceptualdiff/archive/v"
+ version ".tar.gz"))
+ (file-name (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "0zl6xmp971fffg7fzcz2fbgxg5x2w7l8qa65c008i4kbkc9016ps"))))
+ (build-system cmake-build-system)
+ (inputs `(("freeimage" ,freeimage)))
+ (arguments
+ '(#:phases (modify-phases %standard-phases
+ (add-after 'unpack 'fix-tests
+ ;; cmake-build-system uses a build/ directory outside
+ ;; of the source tree, one level higher than expected
+ (lambda _
+ (substitute* "test/run_tests.bash"
+ (("../build") "../../build")))))))
+ (home-page "https://github.com/myint/perceptualdiff")
+ (synopsis "Perceptual image comparison utility")
+ (description "PerceptualDiff visually compares two images to determine
+whether they look alike. It uses a computational model of the human visual
+system to detect similarities. This allows it too see beyond irrelevant
+differences in file encoding, image quality, and other small variations.")
+ (license license:gpl2+)))