GNU bug report logs - #36607
[PATCH 0/2] Add pngquant and libimagequant required by it.

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From: Hartmut Goebel <h.goebel <at> crazy-compilers.com>
To: 36607 <at> debbugs.gnu.org
Subject: [bug#36607] [PATCH 1/2] gnu: Add libimagequant.
Date: Thu, 11 Jul 2019 22:39:10 +0200

* gnu/packages/image.scm (libimagequant): New variable.
---
 gnu/packages/image.scm | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm
index fabc2fb2d1..5a5174354c 100644
--- a/gnu/packages/image.scm
+++ b/gnu/packages/image.scm
@@ -14,7 +14,7 @@
 ;;; Copyright © 2016, 2017 Arun Isaac <arunisaac <at> systemreboot.net>
 ;;; Copyright © 2016, 2017 Kei Kebreau <kkebreau <at> posteo.net>
 ;;; Copyright © 2017 ng0 <ng0 <at> n0.is>
-;;; Copyright © 2017 Hartmut Goebel <h.goebel <at> crazy-compilers.com>
+;;; Copyright © 2017,2019 Hartmut Goebel <h.goebel <at> crazy-compilers.com>
 ;;; Copyright © 2017 Julien Lepiller <julien <at> lepiller.eu>
 ;;; Copyright © 2018 Joshua Sierles, Nextjournal <joshua <at> nextjournal.com>
 ;;; Copyright © 2018 Fis Trivial <ybbs.daans <at> hotmail.com>
@@ -313,6 +313,28 @@ files.  It can compress them as much as 40% losslessly.")
 Currently all documentation resides in @file{pnglite.h}.")
       (license license:zlib))))
 
+(define-public libimagequant
+  (package
+   (name "libimagequant")
+   (version "2.12.3")
+   (source
+    (origin
+      (method git-fetch)
+      (uri (git-reference
+            (url "https://github.com/ImageOptim/libimagequant.git")
+            (commit version)))
+      (file-name (git-file-name name version))
+      (sha256
+       (base32 "0qsfq1kv1m5jzn9v9iz0bac66k4clcis1c9877qabnwzwmwma5v0"))))
+   (build-system gnu-build-system)
+   (arguments
+    '(#:tests? #f)) ; no check target
+   (home-page "https://pngquant.org/lib/")
+   (synopsis "Image palette quantization library")
+   (description "Small, portable C library for high-quality conversion of RGBA
+images to 8-bit indexed-color (palette) images.")
+   (license license:gpl3)))
+
 (define-public libjpeg
   (package
    (name "libjpeg")
-- 
2.21.0

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