Accommodate background color index in PLTE chunk

[imagemagick] / coders / wbmp.c

diff --git a/coders/wbmp.c b/coders/wbmp.c
index 3a2557dcd45934ec7dd6905c11fe17ea7ddf74bd..af86c2d917615606d77e95ec78433ff00b9b790f 100644 (file)
--- a/coders/wbmp.c
+++ b/coders/wbmp.c
@@ -17,7 +17,7 @@
 %                               January 2000                                  %
 %                                                                             %
 %                                                                             %
-%  Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization      %
+%  Copyright 1999-2012 ImageMagick Studio LLC, a non-profit organization      %
 %  dedicated to making software imaging solutions freely available.           %
 %                                                                             %
 %  You may not use this file except in compliance with the License.  You may  %
@@ -39,6 +39,7 @@
   Include declarations.
 */
 #include "MagickCore/studio.h"
+#include "MagickCore/attribute.h"
 #include "MagickCore/blob.h"
 #include "MagickCore/blob-private.h"
 #include "MagickCore/cache.h"
@@ -151,7 +152,7 @@ static Image *ReadWBMPImage(const ImageInfo *image_info,
       image_info->filename);
   assert(exception != (ExceptionInfo *) NULL);
   assert(exception->signature == MagickSignature);
-  image=AcquireImage(image_info);
+  image=AcquireImage(image_info,exception);
   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
   if (status == MagickFalse)
     {
@@ -174,7 +175,7 @@ static Image *ReadWBMPImage(const ImageInfo *image_info,
   if (DiscardBlobBytes(image,image->offset) == MagickFalse)
     ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
       image->filename);
-  if (AcquireImageColormap(image,2) == MagickFalse)
+  if (AcquireImageColormap(image,2,exception) == MagickFalse)
     ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
   if (image_info->ping != MagickFalse)
     {
@@ -187,7 +188,7 @@ static Image *ReadWBMPImage(const ImageInfo *image_info,
   for (y=0; y < (ssize_t) image->rows; y++)
   {
     q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
-    if (q == (const Quantum *) NULL)
+    if (q == (Quantum *) NULL)
       break;
     bit=0;
     byte=0;
@@ -212,7 +213,7 @@ static Image *ReadWBMPImage(const ImageInfo *image_info,
     if (status == MagickFalse)
       break;
   }
-  (void) SyncImage(image);
+  (void) SyncImage(image,exception);
   if (EOFBlob(image) != MagickFalse)
     ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
       image->filename);
@@ -377,12 +378,12 @@ static MagickBooleanType WriteWBMPImage(const ImageInfo *image_info,
   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
   if (status == MagickFalse)
     return(status);
-  if (IsRGBColorspace(image->colorspace) == MagickFalse)
-    (void) TransformImageColorspace(image,RGBColorspace);
+  if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse)
+    (void) TransformImageColorspace(image,sRGBColorspace,exception);
   /*
     Convert image to a bi-level image.
   */
-  (void) SetImageType(image,BilevelType);
+  (void) SetImageType(image,BilevelType,exception);
   (void) WriteBlobMSBShort(image,0);
   WBMPWriteInteger(image,image->columns);
   WBMPWriteInteger(image,image->rows);