(no commit message)

diff --git a/coders/pcd.c b/coders/pcd.c
index 15fb981017e95f0126317cdd4c30b678b7ead371..d42b60d5383ca1019c5d8cda69df9bb364b232e7 100644 (file)
--- a/coders/pcd.c
+++ b/coders/pcd.c
@@ -113,7 +113,7 @@ static MagickBooleanType
 static MagickBooleanType DecodeImage(Image *image,unsigned char *luma,
   unsigned char *chroma1,unsigned char *chroma2,ExceptionInfo *exception)
 {
-#define IsSync  ((sum & 0xffffff00UL) == 0xfffffe00UL)
+#define IsSync(sum)  ((sum & 0xffffff00UL) == 0xfffffe00UL)
 #define PCDGetBits(n) \
 {  \
   sum=(sum << n) & 0xffffffff; \
@@ -232,7 +232,7 @@ static MagickBooleanType DecodeImage(Image *image,unsigned char *luma,
     PCDGetBits(16);
   while ((sum & 0x00fff000UL) != 0x00fff000UL)
     PCDGetBits(8);
-  while (IsSync == 0)
+  while (IsSync(sum) == 0)
     PCDGetBits(1);
   /*
     Recover the Huffman encoded luminance and chrominance deltas.
@@ -244,7 +244,7 @@ static MagickBooleanType DecodeImage(Image *image,unsigned char *luma,
   q=luma;
   for ( ; ; )
   {
-    if (IsSync != 0)
+    if (IsSync(sum) != 0)
       {
         /*
           Determine plane and row number.
@@ -299,7 +299,7 @@ static MagickBooleanType DecodeImage(Image *image,unsigned char *luma,
           CorruptImageWarning,"SkipToSyncByte","`%s'",image->filename);
         while ((sum & 0x00fff000) != 0x00fff000)
           PCDGetBits(8);
-        while (IsSync == 0)
+        while (IsSync(sum) == 0)
           PCDGetBits(1);
         continue;
       }
@@ -545,7 +545,7 @@ static Image *ReadPCDImage(const ImageInfo *image_info,ExceptionInfo *exception)
   count=ReadBlob(image,3*0x800,header);
   overview=LocaleNCompare((char *) header,"PCD_OPA",7) == 0;
   if ((count == 0) ||
-      ((LocaleNCompare((char *) header+0x800,"PCD",3) != 0) && !overview))
+      ((LocaleNCompare((char *) header+0x800,"PCD",3) != 0) && (overview ==0)))
     ThrowReaderException(CorruptImageError,"ImproperImageHeader");
   rotate=header[0x0e02] & 0x03;
   number_images=(header[10] << 8) | header[11];
@@ -569,7 +569,7 @@ static Image *ReadPCDImage(const ImageInfo *image_info,ExceptionInfo *exception)
     }
   if (image_info->number_scenes != 0)
     scene=(size_t) MagickMin(image_info->scene,6);
-  if (overview)
+  if (overview != 0)
     scene=1;
   /*
     Initialize image structure.
@@ -596,11 +596,11 @@ static Image *ReadPCDImage(const ImageInfo *image_info,ExceptionInfo *exception)
   if (number_pixels != (size_t) number_pixels)
     ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
   chroma1=(unsigned char *) AcquireQuantumMemory(image->columns+1UL,image->rows*
-    sizeof(*chroma1));
+    10*sizeof(*chroma1));
   chroma2=(unsigned char *) AcquireQuantumMemory(image->columns+1UL,image->rows*
-    sizeof(*chroma2));
+    10*sizeof(*chroma2));
   luma=(unsigned char *) AcquireQuantumMemory(image->columns+1UL,image->rows*
-    sizeof(*luma));
+    10*sizeof(*luma));
   if ((chroma1 == (unsigned char *) NULL) ||
       (chroma2 == (unsigned char *) NULL) || (luma == (unsigned char *) NULL))
     ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
@@ -608,7 +608,7 @@ static Image *ReadPCDImage(const ImageInfo *image_info,ExceptionInfo *exception)
     Advance to image data.
   */
   offset=93;
-  if (overview)
+  if (overview != 0)
     offset=2;
   else
     if (scene == 2)
@@ -618,7 +618,7 @@ static Image *ReadPCDImage(const ImageInfo *image_info,ExceptionInfo *exception)
         offset=1;
   for (i=0; i < (ssize_t) (offset*0x800); i++)
     (void) ReadBlobByte(image);
-  if (overview)
+  if (overview != 0)
     {
       Image
         *overview_image;