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authorLars Ingebrigtsen <larsi@gnus.org>2016-04-30 21:39:21 +0200
committerLars Ingebrigtsen <larsi@gnus.org>2016-04-30 21:39:21 +0200
commitfaf07d646575c78d6d956ce91820ebbf38308553 (patch)
treeb7df74ba21638470bc8708f0bf3b3788f4bb294c
parent970b82b2b2f3b880f3925cf0983cb2dd9efce015 (diff)
downloademacs-faf07d646575c78d6d956ce91820ebbf38308553.tar.gz
Document how to check for ImageMagick support
* doc/lispref/display.texi (ImageMagick Images): Say how to check for ImageMagick support, which isn't quite obvious (bug#20702).
-rw-r--r--doc/lispref/display.texi6
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/lispref/display.texi b/doc/lispref/display.texi
index 28d00641df3..3673d114041 100644
--- a/doc/lispref/display.texi
+++ b/doc/lispref/display.texi
@@ -5145,6 +5145,12 @@ Conveniences,,, emacs, The GNU Emacs Manual}). The image type symbol
for images loaded via ImageMagick is @code{imagemagick}, regardless of
the actual underlying image format.
+To check for ImageMagick support, use the following:
+
+@lisp
+(image-type-available-p 'imagemagick)
+@end lisp
+
@defun imagemagick-types
This function returns a list of image file extensions supported by the
current ImageMagick installation. Each list element is a symbol