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changeset 11036:169f59f626d3

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Add check for QuantumDepth at initialization of *Magick and an associated warning
author John Swensen <jpswensen@gmail.com>
date Tue, 28 Sep 2010 17:24:49 -0400
parents 8a6b7947f618
children e7864673c31f
files src/ChangeLog src/DLD-FUNCTIONS/__magick_read__.cc
diffstat 2 files changed, 9 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2010-09-28  John P. Swensen  <jpswensen@gmail.com>
+
+	* DLD-FUNCTIONS/__magick_read__.cc (maybe_initialize_magick):
+	Warn on initialization of *Magick if QuantumDepth is less than 32.
+
 2010-09-28  John P. Swensen  <jpswensen@gmail.com>
 
 	* DLD-FUNCTIONS/__magick_read__.cc (F__magick_format_list__):
--- a/src/DLD-FUNCTIONS/__magick_read__.cc
+++ b/src/DLD-FUNCTIONS/__magick_read__.cc
@@ -391,6 +391,10 @@
       // Restore locale from before GraphicsMagick initialisation
       setlocale (LC_ALL, locale.c_str ());
 
+      if (QuantumDepth < 32)
+        warning ("your version of %s limits images to %d bits per pixel",
+                 MagickPackageName, QuantumDepth);
+
       initialized = true;
     }
 #endif