#endif
#include <math.h>
+#include <MagickCore/cache.h>
#include <MagickCore/cache-view.h>
#include <MagickCore/color.h>
+#include <MagickCore/colorspace.h>
#include <MagickCore/image.h>
#undef index
+static inline double InversesRGBCompandor(const double pixel)
+{
+ if (pixel <= (0.04045*QuantumRange))
+ return(pixel/12.92);
+ return(QuantumRange*pow((QuantumScale*pixel+0.055)/1.055,2.4));
+}
+
+static inline double sRGBCompandor(const double pixel)
+{
+ if (pixel <= (0.0031308*QuantumRange))
+ return(12.92*pixel);
+ return(QuantumRange*(1.055*pow(QuantumScale*pixel,1.0/2.4)-0.055));
+}
+
+static inline Quantum GetPixela(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ return(pixel[image->channel_map[aPixelChannel].offset]);
+}
+
static inline Quantum GetPixelAlpha(const Image *restrict image,
const Quantum *restrict pixel)
{
return(image->channel_map[AlphaPixelChannel].traits);
}
+static inline Quantum GetPixelb(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ return(pixel[image->channel_map[bPixelChannel].offset]);
+}
+
static inline Quantum GetPixelBlack(const Image *restrict image,
const Quantum *restrict pixel)
{
if (image->channel_map[BlackPixelChannel].traits == UndefinedPixelTrait)
- return(0);
+ return((Quantum) 0);
return(pixel[image->channel_map[BlackPixelChannel].offset]);
}
const PixelChannel channel,const Quantum *restrict pixel)
{
if (image->channel_map[channel].traits == UndefinedPixelTrait)
- return(0);
+ return((Quantum) 0);
return(pixel[image->channel_map[channel].offset]);
}
const Quantum *restrict pixel)
{
if (image->channel_map[IndexPixelChannel].traits == UndefinedPixelTrait)
- return(0);
+ return((Quantum) 0);
return(pixel[image->channel_map[IndexPixelChannel].offset]);
}
return(image->channel_map[IndexPixelChannel].traits);
}
-static inline Quantum GetPixelInfoIntensity(
- const PixelInfo *restrict pixel_info)
+static inline double GetPixelInfoChannel(const PixelInfo *restrict pixel_info,
+ const PixelChannel channel)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- return((Quantum) (0.299*pixel_info->red+0.587*pixel_info->green+0.114*
- pixel_info->blue+0.5));
-#else
- return((Quantum) (0.299*pixel_info->red+0.587*pixel_info->green+0.114*
- pixel_info->blue));
-#endif
+ switch (channel)
+ {
+ case RedPixelChannel: return(pixel_info->red);
+ case GreenPixelChannel: return(pixel_info->green);
+ case BluePixelChannel: return(pixel_info->blue);
+ case BlackPixelChannel: return(pixel_info->black);
+ case AlphaPixelChannel: return(pixel_info->alpha);
+ case IndexPixelChannel: return(pixel_info->index);
+ default: return(0.0);
+ }
}
-static inline Quantum GetPixelInfoLuminance(
- const PixelInfo *restrict pixel_info)
+static inline double GetPixelInfoIntensity(const PixelInfo *restrict pixel_info)
{
- Quantum
- luminance;
+ double
+ blue,
+ green,
+ red;
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- luminance=(Quantum) (0.21267*pixel_info->red+0.71516*pixel_info->green+
- 0.07217*pixel_info->blue+0.5);
-#else
- luminance=(Quantum) (0.21267*pixel_info->red+0.71516*pixel_info->green+
- 0.07217*pixel_info->blue);
-#endif
- return((Quantum) luminance);
+ if (pixel_info->colorspace == GRAYColorspace)
+ return(pixel_info->red);
+ if (pixel_info->colorspace != sRGBColorspace)
+ return(0.298839*pixel_info->red+0.586811*pixel_info->green+
+ 0.114350*pixel_info->blue);
+ red=InversesRGBCompandor(pixel_info->red);
+ green=InversesRGBCompandor(pixel_info->green);
+ blue=InversesRGBCompandor(pixel_info->blue);
+ return(0.298839*red+0.586811*green+0.114350*blue);
+}
+
+static inline double GetPixelInfoLuminance(const PixelInfo *restrict pixel_info)
+{
+ double
+ blue,
+ green,
+ red;
+
+ if (pixel_info->colorspace == GRAYColorspace)
+ return(pixel_info->red);
+ if (pixel_info->colorspace != sRGBColorspace)
+ return(0.21267*pixel_info->red+0.71516*pixel_info->green+
+ 0.07217*pixel_info->blue);
+ red=InversesRGBCompandor(pixel_info->red);
+ green=InversesRGBCompandor(pixel_info->green);
+ blue=InversesRGBCompandor(pixel_info->blue);
+ return(0.21267*red+0.71516*green+0.07217*blue);
+}
+
+static inline double GetPixelIntensity(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ double
+ blue,
+ green,
+ red;
+
+ if (image->colorspace == GRAYColorspace)
+ return((double) pixel[image->channel_map[GrayPixelChannel].offset]);
+ if (image->colorspace != sRGBColorspace)
+ return(0.298839*pixel[image->channel_map[RedPixelChannel].offset]+
+ 0.586811*pixel[image->channel_map[GreenPixelChannel].offset]+
+ 0.114350*pixel[image->channel_map[BluePixelChannel].offset]);
+ red=InversesRGBCompandor((double)
+ pixel[image->channel_map[RedPixelChannel].offset]);
+ green=InversesRGBCompandor((double)
+ pixel[image->channel_map[GreenPixelChannel].offset]);
+ blue=InversesRGBCompandor((double)
+ pixel[image->channel_map[BluePixelChannel].offset]);
+ return(0.298839*red+0.586811*green+0.114350*blue);
+}
+
+static inline Quantum GetPixelL(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ return(pixel[image->channel_map[LPixelChannel].offset]);
+}
+
+static inline double GetPixelLuminance(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ double
+ blue,
+ green,
+ red;
+
+ if (image->colorspace == GRAYColorspace)
+ return((double) pixel[image->channel_map[GrayPixelChannel].offset]);
+ if (image->colorspace != sRGBColorspace)
+ return(0.298839*pixel[image->channel_map[RedPixelChannel].offset]+
+ 0.586811*pixel[image->channel_map[GreenPixelChannel].offset]+
+ 0.114350*pixel[image->channel_map[BluePixelChannel].offset]);
+ red=InversesRGBCompandor((double)
+ pixel[image->channel_map[RedPixelChannel].offset]);
+ green=InversesRGBCompandor((double)
+ pixel[image->channel_map[GreenPixelChannel].offset]);
+ blue=InversesRGBCompandor((double)
+ pixel[image->channel_map[BluePixelChannel].offset]);
+ return(0.21267*red+0.71516*green+0.07217*blue);
}
static inline Quantum GetPixelMagenta(const Image *restrict image,
return(image->channel_map[MagentaPixelChannel].traits);
}
+static inline Quantum GetPixelMask(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ if (image->channel_map[MaskPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) 0);
+ return(pixel[image->channel_map[MaskPixelChannel].offset]);
+}
+
+static inline PixelTrait GetPixelMaskTraits(const Image *restrict image)
+{
+ return(image->channel_map[MaskPixelChannel].traits);
+}
+
static inline size_t GetPixelMetaChannels(const Image *restrict image)
{
return(image->number_meta_channels);
return(image->metacontent_extent);
}
+static inline Quantum GetPixelOpacity(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ if (image->channel_map[AlphaPixelChannel].traits == UndefinedPixelTrait)
+ return(QuantumRange-OpaqueAlpha);
+ return(QuantumRange-pixel[image->channel_map[AlphaPixelChannel].offset]);
+}
+
static inline Quantum GetPixelRed(const Image *restrict image,
const Quantum *restrict pixel)
{
static inline void GetPixelInfoPixel(const Image *restrict image,
const Quantum *restrict pixel,PixelInfo *restrict pixel_info)
{
- pixel_info->red=(MagickRealType)
+ pixel_info->red=(double)
pixel[image->channel_map[RedPixelChannel].offset];
- pixel_info->green=(MagickRealType)
+ pixel_info->green=(double)
pixel[image->channel_map[GreenPixelChannel].offset];
- pixel_info->blue=(MagickRealType)
+ pixel_info->blue=(double)
pixel[image->channel_map[BluePixelChannel].offset];
- pixel_info->black=0;
+ pixel_info->black=0.0;
if (image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait)
- pixel_info->black=(MagickRealType)
+ pixel_info->black=(double)
pixel[image->channel_map[BlackPixelChannel].offset];
pixel_info->alpha=OpaqueAlpha;
if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
- pixel_info->alpha=(MagickRealType)
+ pixel_info->alpha=(double)
pixel[image->channel_map[AlphaPixelChannel].offset];
- pixel_info->index=0;
+ pixel_info->index=0.0;
if (image->channel_map[IndexPixelChannel].traits != UndefinedPixelTrait)
- pixel_info->index=(MagickRealType)
+ pixel_info->index=(double)
pixel[image->channel_map[IndexPixelChannel].offset];
}
static inline MagickBooleanType IsPixelEquivalent(const Image *restrict image,
const Quantum *restrict p,const PixelInfo *restrict q)
{
- if (((double) p[image->channel_map[RedPixelChannel].offset] == q->red) &&
- ((double) p[image->channel_map[GreenPixelChannel].offset] == q->green) &&
- ((double) p[image->channel_map[BluePixelChannel].offset] == q->blue))
+ double
+ blue,
+ green,
+ red;
+
+ red=(double) p[image->channel_map[RedPixelChannel].offset];
+ green=(double) p[image->channel_map[GreenPixelChannel].offset];
+ blue=(double) p[image->channel_map[BluePixelChannel].offset];
+ if ((fabs(red-q->red) < MagickEpsilon) &&
+ (fabs(green-q->green) < MagickEpsilon) &&
+ (fabs(blue-q->blue) < MagickEpsilon))
return(MagickTrue);
return(MagickFalse);
}
static inline MagickBooleanType IsPixelGray(const Image *restrict image,
const Quantum *restrict pixel)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((pixel[image->channel_map[RedPixelChannel].offset] ==
- pixel[image->channel_map[GreenPixelChannel].offset]) &&
- (pixel[image->channel_map[GreenPixelChannel].offset] ==
- pixel[image->channel_map[BluePixelChannel].offset]))
+ double
+ blue,
+ green,
+ red;
+
+ red=(double) pixel[image->channel_map[RedPixelChannel].offset];
+ green=(double) pixel[image->channel_map[GreenPixelChannel].offset];
+ blue=(double) pixel[image->channel_map[BluePixelChannel].offset];
+ if ((fabs(red-green) < MagickEpsilon) && (fabs(green-blue) < MagickEpsilon))
return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel[image->channel_map[RedPixelChannel].offset]-(double)
- pixel[image->channel_map[GreenPixelChannel].offset];
- beta=pixel[image->channel_map[GreenPixelChannel].offset]-(double)
- pixel[image->channel_map[BluePixelChannel].offset];
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
return(MagickFalse);
}
const PixelInfo *restrict p,const PixelInfo *restrict q)
{
if ((p->matte != MagickFalse) && (q->matte == MagickFalse) &&
- (fabs(p->alpha-OpaqueAlpha) > 0.5))
+ (fabs(p->alpha-OpaqueAlpha) >= MagickEpsilon))
return(MagickFalse);
if ((q->matte != MagickFalse) && (p->matte == MagickFalse) &&
- (fabs(q->alpha-OpaqueAlpha)) > 0.5)
+ (fabs(q->alpha-OpaqueAlpha)) >= MagickEpsilon)
return(MagickFalse);
if ((p->matte != MagickFalse) && (q->matte != MagickFalse))
{
- if (fabs(p->alpha-q->alpha) > 0.5)
+ if (fabs(p->alpha-q->alpha) >= MagickEpsilon)
return(MagickFalse);
- if (fabs(p->alpha-TransparentAlpha) <= 0.5)
+ if (fabs(p->alpha-TransparentAlpha) < MagickEpsilon)
return(MagickTrue);
}
- if (fabs(p->red-q->red) > 0.5)
+ if (fabs(p->red-q->red) >= MagickEpsilon)
return(MagickFalse);
- if (fabs(p->green-q->green) > 0.5)
+ if (fabs(p->green-q->green) >= MagickEpsilon)
return(MagickFalse);
- if (fabs(p->blue-q->blue) > 0.5)
+ if (fabs(p->blue-q->blue) >= MagickEpsilon)
return(MagickFalse);
- if ((p->colorspace == CMYKColorspace) && (fabs(p->black-q->black) > 0.5))
+ if ((p->colorspace == CMYKColorspace) &&
+ (fabs(p->black-q->black) >= MagickEpsilon))
return(MagickFalse);
return(MagickTrue);
}
static inline MagickBooleanType IsPixelMonochrome(const Image *restrict image,
const Quantum *restrict pixel)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if (((pixel[image->channel_map[RedPixelChannel].offset] == 0) ||
- (pixel[image->channel_map[RedPixelChannel].offset] == (Quantum) QuantumRange)) &&
- (pixel[image->channel_map[RedPixelChannel].offset] ==
- pixel[image->channel_map[GreenPixelChannel].offset]) &&
- (pixel[image->channel_map[GreenPixelChannel].offset] ==
- pixel[image->channel_map[BluePixelChannel].offset]))
+ double
+ blue,
+ green,
+ red;
+
+ red=(double) pixel[image->channel_map[RedPixelChannel].offset];
+ if ((fabs(red) >= MagickEpsilon) || (fabs(red-QuantumRange) >= MagickEpsilon))
+ return(MagickFalse);
+ green=(double) pixel[image->channel_map[GreenPixelChannel].offset];
+ blue=(double) pixel[image->channel_map[BluePixelChannel].offset];
+ if ((fabs(red-green) < MagickEpsilon) && (fabs(green-blue) < MagickEpsilon))
return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel[image->channel_map[RedPixelChannel].offset]-(double)
- pixel[image->channel_map[GreenPixelChannel].offset];
- beta=pixel[image->channel_map[GreenPixelChannel].offset]-(double)
- pixel[image->channel_map[BluePixelChannel].offset];
- if (((fabs(pixel[image->channel_map[RedPixelChannel].offset]) <= MagickEpsilon) ||
- (fabs(pixel[image->channel_map[RedPixelChannel].offset]-QuantumRange) <= MagickEpsilon)) &&
- (fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
return(MagickFalse);
}
static inline MagickBooleanType IsPixelInfoGray(
const PixelInfo *restrict pixel_info)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((pixel_info->red == pixel_info->green) &&
- (pixel_info->green == pixel_info->blue))
+ if ((pixel_info->colorspace != GRAYColorspace) &&
+ (pixel_info->colorspace != RGBColorspace))
+ return(MagickFalse);
+ if ((fabs(pixel_info->red-pixel_info->green) < MagickEpsilon) &&
+ (fabs(pixel_info->green-pixel_info->blue) < MagickEpsilon))
return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel_info->red-(double) pixel_info->green;
- beta=pixel_info->green-(double) pixel_info->blue;
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
return(MagickFalse);
}
static inline MagickBooleanType IsPixelInfoMonochrome(
const PixelInfo *restrict pixel_info)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if (((pixel_info->red == 0) || (pixel_info->red == (Quantum) QuantumRange)) &&
- (pixel_info->red == pixel_info->green) &&
- (pixel_info->green == pixel_info->blue))
+ if ((pixel_info->colorspace != GRAYColorspace) &&
+ (pixel_info->colorspace != RGBColorspace))
+ return(MagickFalse);
+ if ((fabs(pixel_info->red) >= MagickEpsilon) ||
+ (fabs(pixel_info->red-QuantumRange) >= MagickEpsilon))
+ return(MagickFalse);
+ if ((fabs(pixel_info->red-pixel_info->green) < MagickEpsilon) &&
+ (fabs(pixel_info->green-pixel_info->blue) < MagickEpsilon))
return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel_info->red-(double) pixel_info->green;
- beta=pixel_info->green-(double) pixel_info->blue;
- if (((fabs(pixel_info->red) <= MagickEpsilon) ||
- (fabs(pixel_info->red-QuantumRange) <= MagickEpsilon)) &&
- (fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
return(MagickFalse);
}
+static inline void SetPixela(const Image *restrict image,
+ const Quantum a,Quantum *restrict pixel)
+{
+ if (image->channel_map[aPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[aPixelChannel].offset]=a;
+}
+
static inline void SetPixelAlpha(const Image *restrict image,
const Quantum alpha,Quantum *restrict pixel)
{
image->channel_map[AlphaPixelChannel].traits=traits;
}
+static inline void SetPixelb(const Image *restrict image,
+ const Quantum b,Quantum *restrict pixel)
+{
+ if (image->channel_map[bPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[bPixelChannel].offset]=b;
+}
+
static inline void SetPixelBlack(const Image *restrict image,
const Quantum black,Quantum *restrict pixel)
{
MagickFalse ? OpaqueAlpha : ClampToQuantum(pixel_info->alpha);
}
+static inline void SetPixelL(const Image *restrict image,
+ const Quantum L,Quantum *restrict pixel)
+{
+ if (image->channel_map[LPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[LPixelChannel].offset]=L;
+}
+
static inline void SetPixelMagenta(const Image *restrict image,
const Quantum magenta,Quantum *restrict pixel)
{
image->channel_map[MagentaPixelChannel].traits=traits;
}
-static inline void SetPixelMetaChannels(Image *image,
- const size_t number_meta_channels)
+static inline void SetPixelMask(const Image *restrict image,
+ const Quantum mask,Quantum *restrict pixel)
{
- image->number_meta_channels=number_meta_channels;
+ if (image->channel_map[MaskPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[MaskPixelChannel].offset]=mask;
}
static inline void SetPixelMetacontentExtent(Image *image,const size_t extent)
image->metacontent_extent=extent;
}
+static inline void SetPixelOpacity(const Image *restrict image,
+ const Quantum alpha,Quantum *restrict pixel)
+{
+ if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[AlphaPixelChannel].offset]=QuantumRange-alpha;
+}
+
static inline void SetPixelRed(const Image *restrict image,const Quantum red,
Quantum *restrict pixel)
{
image->channel_map[YPixelChannel].traits=traits;
}
-static inline Quantum GetPixelIntensity(const Image *restrict image,
- const Quantum *restrict pixel)
-{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((pixel[image->channel_map[RedPixelChannel].offset] ==
- pixel[image->channel_map[GreenPixelChannel].offset]) &&
- (pixel[image->channel_map[GreenPixelChannel].offset] ==
- pixel[image->channel_map[BluePixelChannel].offset]))
- return(pixel[image->channel_map[RedPixelChannel].offset]);
- return((Quantum) (0.299*pixel[image->channel_map[RedPixelChannel].offset]+
- 0.587*pixel[image->channel_map[GreenPixelChannel].offset]+0.114*
- pixel[image->channel_map[BluePixelChannel].offset]+0.5));
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel[image->channel_map[RedPixelChannel].offset]-(double)
- pixel[image->channel_map[GreenPixelChannel].offset];
- beta=pixel[image->channel_map[GreenPixelChannel].offset]-(double)
- pixel[image->channel_map[BluePixelChannel].offset];
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(pixel[image->channel_map[RedPixelChannel].offset]);
- return((Quantum) (0.299*pixel[image->channel_map[RedPixelChannel].offset]+
- 0.587*pixel[image->channel_map[GreenPixelChannel].offset]+0.114*
- pixel[image->channel_map[BluePixelChannel].offset]));
- }
-#endif
-}
-
-static inline Quantum GetPixelLuminance(const Image *restrict image,
- const Quantum *restrict pixel)
-{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- return((Quantum) (0.21267*pixel[image->channel_map[RedPixelChannel].offset]+
- 0.71516*pixel[image->channel_map[GreenPixelChannel].offset]+0.07217*
- pixel[image->channel_map[BluePixelChannel].offset]+0.5));
-#else
- return((Quantum) (0.21267*pixel[image->channel_map[RedPixelChannel].offset]+
- 0.71516*pixel[image->channel_map[GreenPixelChannel].offset]+0.07217*
- pixel[image->channel_map[BluePixelChannel].offset]));
-#endif
-}
-
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif