GraphicsMagick: coders/wpg.c Shrink amount of colors when palett...

changeset 47dbc2c25234 in /hg/GraphicsMagick
details: http://hg.GraphicsMagick.org/hg/GraphicsMagick?cmd=changeset;node=47dbc2c25234
summary: coders/wpg.c Shrink amount of colors when palette is bigger than raster could store.

diffstat:

 ChangeLog    |  6 ++++++
 coders/wpg.c |  8 ++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

diffs (50 lines):

diff -r bb6ff9f56aaf -r 47dbc2c25234 ChangeLog
--- a/ChangeLog	Thu Nov 03 19:22:02 2022 -0500
+++ b/ChangeLog	Sat Nov 05 00:34:57 2022 +0100
@@ -1,3 +1,9 @@
+2022-11-05 Fojtik Jaroslav  <[email protected]>
+
+        * coders/wpg.c Shrink amount of colors when palette is bigger than
+        raster could store.
+
+
 2022-11-03  Bob Friesenhahn  <[email protected]>
 
 	* magick/blob.c (ReadBlobString): Fix oss-fuzz issue 53001
diff -r bb6ff9f56aaf -r 47dbc2c25234 coders/wpg.c
--- a/coders/wpg.c	Thu Nov 03 19:22:02 2022 -0500
+++ b/coders/wpg.c	Sat Nov 05 00:34:57 2022 +0100
@@ -1,5 +1,5 @@
 /*
-% Copyright (C) 2003-2021 GraphicsMagick Group
+% Copyright (C) 2003-2022 GraphicsMagick Group
 % Copyright (C) 2002 ImageMagick Studio
 %
 % This program is covered by multiple licenses, which are described in
@@ -21,7 +21,7 @@
 %                                                                             %
 %                              Software Design                                %
 %                              Jaroslav Fojtik                                %
-%                              June 2000 - 2021                               %
+%                              June 2000 - 2022                               %
 %                         Rework for GraphicsMagick                           %
 %                              Bob Friesenhahn                                %
 %                               Feb-May 2003                                  %
@@ -1388,7 +1388,7 @@
               else
                 {
                   if (bpp < 24)
-                    if ( (image->colors < (1UL<<bpp)) && (bpp != 24) )
+                    if ( (image->colors != (1UL<<bpp)) && (bpp != 24) )
                       if (!ReallocColormap(image,1U<<bpp))
                         goto NoMemory;
                 }
@@ -1590,7 +1590,7 @@
               else
                 {
                   if(bpp < 24)
-                    if( image->colors<(1UL<<bpp) && bpp!=24 )
+                    if(image->colors!=(1UL<<bpp) && bpp!=24)
                       if (!ReallocColormap(image,1U<<bpp))
                         goto NoMemory;
                 }