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[imagemagick] / MagickCore / pixel-private.h

diff --git a/MagickCore/pixel-private.h b/MagickCore/pixel-private.h
index 5b4512f9b53381af3680ba2286e11a3fa3a0fe36..9614017c080d00e83cb459d8e674e7c22296d2a5 100644 (file)
--- a/MagickCore/pixel-private.h
+++ b/MagickCore/pixel-private.h
@@ -1,12 +1,12 @@
 /*
-  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.
   obtain a copy of the License at
-  
+
     http://www.imagemagick.org/script/license.php
-  
+
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -22,108 +22,12 @@
 extern "C" {
 #endif
 
-#include <magick/exception-private.h>
-#include <magick/image.h>
-#include <magick/color.h>
-#include <magick/image-private.h>
-#include <magick/quantum-private.h>
-
-static inline MagickPixelInfo *CloneMagickPixelInfo(
-  const MagickPixelInfo *pixel)
-{
-  MagickPixelInfo
-    *clone_pixel;
-
-  clone_pixel=(MagickPixelInfo *) AcquireAlignedMemory(1,
-    sizeof(*clone_pixel));
-  if (clone_pixel == (MagickPixelInfo *) NULL)
-    ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
-  *clone_pixel=(*pixel);
-  return(clone_pixel);
-}
-
-static inline MagickBooleanType IsGrayPixel(const PixelInfo *pixel)
-{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
-  if ((GetPixelRed(pixel) == GetPixelGreen(pixel)) && 
-      (GetPixelGreen(pixel) == GetPixelBlue(pixel)))
-    return(MagickTrue);
-#else
-  {
-    double
-      alpha,
-      beta;
-
-    alpha=GetPixelRed(pixel)-GetPixelGreen(pixel);
-    beta=GetPixelGreen(pixel)-GetPixelBlue(pixel);
-    if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
-      return(MagickTrue);
-  }
-#endif
-  return(MagickFalse);
-}
-
-static inline MagickBooleanType IsMonochromePixel(const PixelInfo *pixel)
-{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
-  if (((GetPixelRed(pixel) == 0) ||
-       (GetPixelRed(pixel) == (Quantum) QuantumRange)) &&
-      (GetPixelRed(pixel) == GetPixelGreen(pixel)) &&
-      (GetPixelGreen(pixel) == GetPixelBlue(pixel)))
-    return(MagickTrue);
-#else
-  {
-    double
-      alpha,
-      beta;
-
-    alpha=GetPixelRed(pixel)-GetPixelGreen(pixel);
-    beta=GetPixelGreen(pixel)-GetPixelBlue(pixel);
-    if (((fabs(GetPixelRed(pixel)) <= MagickEpsilon) ||
-         (fabs(GetPixelRed(pixel)-QuantumRange) <= MagickEpsilon)) &&
-        (fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
-      return(MagickTrue);
-    }
-#endif
-  return(MagickFalse);
-}
-
-static inline void SetMagickPixelInfo(const Image *image,
-  const PixelInfo *color,const IndexPacket *index,MagickPixelInfo *pixel)
-{
-  pixel->red=(MagickRealType) GetPixelRed(color);
-  pixel->green=(MagickRealType) GetPixelGreen(color);
-  pixel->blue=(MagickRealType) GetPixelBlue(color);
-  pixel->opacity=(MagickRealType) GetPixelOpacity(color);
-  if ((image->colorspace == CMYKColorspace) &&
-      (index != (const IndexPacket *) NULL))
-    pixel->index=(MagickRealType) GetPixelIndex(index);
-}
-
-static inline void SetMagickPixelInfoBias(const Image *image,
-  MagickPixelInfo *pixel)
-{
-  /*
-    Obsoleted by MorphologyApply().
-  */
-  pixel->red=image->bias;
-  pixel->green=image->bias;
-  pixel->blue=image->bias;
-  pixel->opacity=image->bias;
-  pixel->index=image->bias;
-}
-
-static inline void SetPixelInfo(const Image *image,
-  const MagickPixelInfo *pixel,PixelInfo *color,IndexPacket *index)
+static inline double MagickEpsilonReciprocal(const double x)
 {
-  SetPixelRed(color,ClampToQuantum(pixel->red));
-  SetPixelGreen(color,ClampToQuantum(pixel->green));
-  SetPixelBlue(color,ClampToQuantum(pixel->blue));
-  if (image->colorspace == CMYKColorspace)
-    SetPixelBlack(index,ClampToQuantum(pixel->black));
-  SetPixelAlpha(color,ClampToQuantum(pixel->alpha));
-  if (image->storage_class == PseudoClass)
-    SetPixelIndex(index,ClampToQuantum(pixel->index));
+  double sign = x < (double) 0.0 ? (double) -1.0 : 
+    (double) 1.0;
+  return((sign*x) >= MagickEpsilon ? (double) 1.0/x : sign*(
+    (double) 1.0/MagickEpsilon));
 }
 
 #if defined(__cplusplus) || defined(c_plusplus)