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[imagemagick] / coders / mono.c

diff --git a/coders/mono.c b/coders/mono.c
index 138b257c13edef965237888cfae9a4b828a883d0..41d08edb9199b2e51276d15014686e4bf9caee46 100644 (file)
--- a/coders/mono.c
+++ b/coders/mono.c
@@ -17,7 +17,7 @@
 %                                 July 1992                                   %
 %                                                                             %
 %                                                                             %
-%  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  %
@@ -40,6 +40,7 @@
   Include declarations.
 */
 #include "MagickCore/studio.h"
+#include "MagickCore/attribute.h"
 #include "MagickCore/blob.h"
 #include "MagickCore/blob-private.h"
 #include "MagickCore/cache.h"
@@ -66,7 +67,7 @@
   Forward declarations.
 */
 static MagickBooleanType
-  WriteMONOImage(const ImageInfo *,Image *);
+  WriteMONOImage(const ImageInfo *,Image *,ExceptionInfo *);
 \f
 /*
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -127,7 +128,7 @@ static Image *ReadMONOImage(const ImageInfo *image_info,
       image_info->filename);
   assert(exception != (ExceptionInfo *) NULL);
   assert(exception->signature == MagickSignature);
-  image=AcquireImage(image_info);
+  image=AcquireImage(image_info,exception);
   if ((image->columns == 0) || (image->rows == 0))
     ThrowReaderException(OptionError,"MustSpecifyImageSize");
   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
@@ -143,7 +144,7 @@ static Image *ReadMONOImage(const ImageInfo *image_info,
     Initialize image colormap.
   */
   image->depth=1;
-  if (AcquireImageColormap(image,2) == MagickFalse)
+  if (AcquireImageColormap(image,2,exception) == MagickFalse)
     ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
   if (image_info->ping != MagickFalse)
     {
@@ -156,7 +157,7 @@ static Image *ReadMONOImage(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;
@@ -181,7 +182,7 @@ static Image *ReadMONOImage(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);
@@ -269,7 +270,7 @@ ModuleExport void UnregisterMONOImage(void)
 %  The format of the WriteMONOImage method is:
 %
 %      MagickBooleanType WriteMONOImage(const ImageInfo *image_info,
-%        Image *image)
+%        Image *image,ExceptionInfo *exception)
 %
 %  A description of each parameter follows.
 %
@@ -277,9 +278,11 @@ ModuleExport void UnregisterMONOImage(void)
 %
 %    o image:  The image.
 %
+%    o exception: return any errors or warnings in this structure.
+%
 */
 static MagickBooleanType WriteMONOImage(const ImageInfo *image_info,
-  Image *image)
+  Image *image,ExceptionInfo *exception)
 {
   MagickBooleanType
     status;
@@ -306,18 +309,20 @@ static MagickBooleanType WriteMONOImage(const ImageInfo *image_info,
   assert(image->signature == MagickSignature);
   if (image->debug != MagickFalse)
     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
-  status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
+  assert(exception != (ExceptionInfo *) NULL);
+  assert(exception->signature == MagickSignature);
+  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);
   for (y=0; y < (ssize_t) image->rows; y++)
   {
-    p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
+    p=GetVirtualPixels(image,0,y,image->columns,1,exception);
     if (p == (const Quantum *) NULL)
       break;
     bit=0;
@@ -327,11 +332,11 @@ static MagickBooleanType WriteMONOImage(const ImageInfo *image_info,
       byte>>=1;
       if (image->endian == LSBEndian)
         {
-          if (GetPixelIntensity(image,p) < ((Quantum) QuantumRange/2.0))
+          if (GetPixelIntensity(image,p) < (QuantumRange/2.0))
             byte|=0x80;
         }
       else
-        if (GetPixelIntensity(image,p) >= ((Quantum) QuantumRange/2.0))
+        if (GetPixelIntensity(image,p) >= (QuantumRange/2.0))
           byte|=0x80;
       bit++;
       if (bit == 8)