[bug#32617] [PATCH] gnu: libjpeg: Update description.

[Maxim Cournoyer <maxim.cournoyer@gmail.com>]

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Hello,

This should help people like me that failed finding which of our package
provided `jpegtran' :)

Thank you,

Maxim

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From 188244b597f7f351cdefe0f50f67b463ceab847f Mon Sep 17 00:00:00 2001
From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
Date: Sun, 2 Sep 2018 17:49:51 -0400
Subject: [PATCH] gnu: libjpeg: Update description.

* gnu/packages/image.scm (libjpeg): Add the list of the programs it provides.
---
 gnu/packages/image.scm | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm
index 81d22ed42..c49bf4bf9 100644
--- a/gnu/packages/image.scm
+++ b/gnu/packages/image.scm
@@ -266,8 +266,16 @@ files.  It can compress them as much as 40% losslessly.")
     "Libjpeg implements JPEG image encoding, decoding, and transcoding.
 JPEG is a standardized compression method for full-color and gray-scale
 images.
-The included programs provide conversion between the JPEG format and
-image files in PBMPLUS PPM/PGM, GIF, BMP, and Targa file formats.")
+It also includes programs that provide conversion between the JPEG format and
+image files in PBMPLUS PPM/PGM, GIF, BMP, and Targa file formats, as well as
+lossless JPEG manipulations such as rotation, scaling or cropping:
+@enumerate
+@item cjpeg
+@item djpeg
+@item jpegtran
+@item rdjpgcom
+@item wrjpgcom
+@end enumerate")
    (license license:ijg)
    (home-page "http://www.ijg.org/")))
 
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2.18.0