/*
- Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization
+ Copyright 1999-2014 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.
#ifndef _MAGICKCORE_PIXEL_ACCESSOR_H
#define _MAGICKCORE_PIXEL_ACCESSOR_H
+#include "MagickCore/cache.h"
+#include "MagickCore/cache-view.h"
+#include "MagickCore/color.h"
+#include "MagickCore/colorspace.h"
+#include "MagickCore/gem.h"
+#include "MagickCore/image.h"
+
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
-#include <math.h>
-#include <MagickCore/cache-view.h>
-#include <MagickCore/color.h>
-#include <MagickCore/image.h>
-
#undef index
-static inline Quantum GetPixelAlpha(const Image *image,const Quantum *pixel)
+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(pixel[image->channel_map[AlphaPixelChannel].channel]);
+ if (image->channel_map[AlphaPixelChannel].traits == UndefinedPixelTrait)
+ return(OpaqueAlpha);
+ return(pixel[image->channel_map[AlphaPixelChannel].offset]);
}
-static inline PixelTrait GetPixelAlphaTraits(const Image *image)
+static inline PixelTrait GetPixelAlphaTraits(const Image *restrict image)
{
return(image->channel_map[AlphaPixelChannel].traits);
}
-static inline Quantum GetPixelBlack(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelb(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[BlackPixelChannel].channel]);
+ return(pixel[image->channel_map[bPixelChannel].offset]);
}
-static inline PixelTrait GetPixelBlackTraits(const Image *image)
+static inline Quantum GetPixelBlack(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ if (image->channel_map[BlackPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) 0);
+ return(pixel[image->channel_map[BlackPixelChannel].offset]);
+}
+
+static inline PixelTrait GetPixelBlackTraits(const Image *restrict image)
{
return(image->channel_map[BlackPixelChannel].traits);
}
-static inline Quantum GetPixelBlue(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelBlue(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[BluePixelChannel].channel]);
+ return(pixel[image->channel_map[BluePixelChannel].offset]);
}
-static inline PixelTrait GetPixelBlueTraits(const Image *image)
+static inline PixelTrait GetPixelBlueTraits(const Image *restrict image)
{
return(image->channel_map[BluePixelChannel].traits);
}
-static inline Quantum GetPixelCb(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelCb(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[CbPixelChannel].channel]);
+ return(pixel[image->channel_map[CbPixelChannel].offset]);
}
-static inline PixelTrait GetPixelCbTraits(const Image *image)
+static inline PixelTrait GetPixelCbTraits(const Image *restrict image)
{
return(image->channel_map[CbPixelChannel].traits);
}
-static inline Quantum GetPixelChannel(const Image *image,
- const PixelChannel channel,const Quantum *pixel)
+static inline Quantum GetPixelChannel(const Image *restrict image,
+ const PixelChannel channel,const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[channel].channel]);
+ if (image->channel_map[channel].traits == UndefinedPixelTrait)
+ return((Quantum) 0);
+ return(pixel[image->channel_map[channel].offset]);
}
-static inline PixelChannel GetPixelChannelMapChannel(const Image *image,
+static inline PixelChannel GetPixelChannelChannel(const Image *restrict image,
+ const ssize_t offset)
+{
+ return(image->channel_map[offset].channel);
+}
+
+static inline ssize_t GetPixelChannelOffset(const Image *restrict image,
const PixelChannel channel)
{
- return(image->channel_map[channel].channel);
+ return(image->channel_map[channel].offset);
}
-static inline PixelTrait GetPixelChannelMapTraits(const Image *image,
+static inline PixelTrait GetPixelChannelTraits(const Image *restrict image,
const PixelChannel channel)
{
return(image->channel_map[channel].traits);
}
-static inline size_t GetPixelChannels(const Image *image)
+static inline size_t GetPixelChannels(const Image *restrict image)
{
return(image->number_channels);
}
-static inline Quantum GetPixelCr(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelCr(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[CrPixelChannel].channel]);
+ return(pixel[image->channel_map[CrPixelChannel].offset]);
}
-static inline PixelTrait GetPixelCrTraits(const Image *image)
+static inline PixelTrait GetPixelCrTraits(const Image *restrict image)
{
return(image->channel_map[CrPixelChannel].traits);
}
-static inline Quantum GetPixelCyan(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelCyan(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[CyanPixelChannel].channel]);
+ return(pixel[image->channel_map[CyanPixelChannel].offset]);
}
-static inline PixelTrait GetPixelCyanTraits(const Image *image)
+static inline PixelTrait GetPixelCyanTraits(const Image *restrict image)
{
return(image->channel_map[CyanPixelChannel].traits);
}
-static inline Quantum GetPixelGray(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelGray(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[GrayPixelChannel].channel]);
+ return(pixel[image->channel_map[GrayPixelChannel].offset]);
}
-static inline PixelTrait GetPixelGrayTraits(const Image *image)
+static inline PixelTrait GetPixelGrayTraits(const Image *restrict image)
{
return(image->channel_map[GrayPixelChannel].traits);
}
-static inline Quantum GetPixelGreen(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelGreen(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[GreenPixelChannel].channel]);
+ return(pixel[image->channel_map[GreenPixelChannel].offset]);
}
-static inline PixelTrait GetPixelGreenTraits(const Image *image)
+static inline PixelTrait GetPixelGreenTraits(const Image *restrict image)
{
return(image->channel_map[GreenPixelChannel].traits);
}
-static inline Quantum GetPixelIndex(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelIndex(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[IndexPixelChannel].channel]);
+ if (image->channel_map[IndexPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) 0);
+ return(pixel[image->channel_map[IndexPixelChannel].offset]);
}
-static inline PixelTrait GetPixelIndexTraits(const Image *image)
+static inline PixelTrait GetPixelIndexTraits(const Image *restrict image)
{
return(image->channel_map[IndexPixelChannel].traits);
}
-static inline Quantum GetPixelInfoIntensity(const PixelInfo *pixel_info)
+static inline MagickRealType 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((MagickRealType) 0.0);
+ }
}
-static inline Quantum GetPixelInfoLuminance(const PixelInfo *pixel_info)
+static inline MagickRealType GetPixelInfoIntensity(
+ const PixelInfo *restrict pixel_info)
{
- Quantum
- luminance;
+ if (pixel_info->colorspace == GRAYColorspace)
+ return(pixel_info->red);
+ return(0.212656*pixel_info->red+0.715158*pixel_info->green+0.072186*
+ pixel_info->blue);
+}
-#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);
+static inline MagickRealType GetPixelInfoLuma(const PixelInfo *restrict pixel)
+{
+ MagickRealType
+ blue,
+ green,
+ red;
+
+ if (pixel->colorspace == GRAYColorspace)
+ return(pixel->red);
+ if (pixel->colorspace == sRGBColorspace)
+ return(0.212656*pixel->red+0.715158*pixel->green+0.072186*pixel->blue);
+ red=EncodePixelGamma(pixel->red);
+ green=EncodePixelGamma(pixel->green);
+ blue=EncodePixelGamma(pixel->blue);
+ return(0.212656*red+0.715158*green+0.072186*blue);
+}
+
+static inline MagickRealType GetPixelInfoLuminance(
+ const PixelInfo *restrict pixel)
+{
+ MagickRealType
+ blue,
+ green,
+ red;
+
+ if (pixel->colorspace == GRAYColorspace)
+ return(pixel->red);
+ if (pixel->colorspace != sRGBColorspace)
+ return(0.212656*pixel->red+0.715158*pixel->green+0.072186*pixel->blue);
+ red=DecodePixelGamma(pixel->red);
+ green=DecodePixelGamma(pixel->green);
+ blue=DecodePixelGamma(pixel->blue);
+ return(0.212656*red+0.715158*green+0.072186*blue);
+}
+
+static inline Quantum GetPixelL(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ return(pixel[image->channel_map[LPixelChannel].offset]);
+}
+
+static inline MagickRealType GetPixelLuma(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ if (image->colorspace == GRAYColorspace)
+ return((MagickRealType) pixel[image->channel_map[GrayPixelChannel].offset]);
+ return(0.212656f*pixel[image->channel_map[RedPixelChannel].offset]+
+ 0.715158f*pixel[image->channel_map[GreenPixelChannel].offset]+
+ 0.072186f*pixel[image->channel_map[BluePixelChannel].offset]); /* Rec709 */
+}
+
+static inline MagickRealType GetPixelLuminance(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ MagickRealType
+ blue,
+ green,
+ red;
+
+ if (image->colorspace == GRAYColorspace)
+ return((MagickRealType) pixel[image->channel_map[GrayPixelChannel].offset]);
+ if (image->colorspace != sRGBColorspace)
+ return(0.212656*pixel[image->channel_map[RedPixelChannel].offset]+
+ 0.715158*pixel[image->channel_map[GreenPixelChannel].offset]+
+ 0.072186*pixel[image->channel_map[BluePixelChannel].offset]);
+ red=DecodePixelGamma((MagickRealType)
+ pixel[image->channel_map[RedPixelChannel].offset]);
+ green=DecodePixelGamma((MagickRealType)
+ pixel[image->channel_map[GreenPixelChannel].offset]);
+ blue=DecodePixelGamma((MagickRealType)
+ pixel[image->channel_map[BluePixelChannel].offset]);
+ return(0.212656*red+0.715158*green+0.072186*blue); /* Rec709 */
}
-static inline Quantum GetPixelMagenta(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelMagenta(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[MagentaPixelChannel].channel]);
+ return(pixel[image->channel_map[MagentaPixelChannel].offset]);
}
-static inline PixelTrait GetPixelMagentaTraits(const Image *image)
+static inline PixelTrait GetPixelMagentaTraits(const Image *restrict image)
{
return(image->channel_map[MagentaPixelChannel].traits);
}
-static inline size_t GetPixelMetaChannels(const Image *image)
+static inline Quantum GetPixelReadMask(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(image->number_meta_channels);
+ if (image->channel_map[ReadMaskPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) QuantumRange);
+ return(pixel[image->channel_map[ReadMaskPixelChannel].offset]);
}
-static inline size_t GetPixelMetacontentExtent(const Image *image)
+static inline Quantum GetPixelWriteMask(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(image->metacontent_extent);
+ if (image->channel_map[WriteMaskPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) QuantumRange);
+ return(pixel[image->channel_map[WriteMaskPixelChannel].offset]);
}
-static inline Quantum GetPixelRed(const Image *image,const Quantum *pixel)
+static inline PixelTrait GetPixelReadMaskTraits(const Image *restrict image)
{
- return(pixel[image->channel_map[RedPixelChannel].channel]);
+ return(image->channel_map[ReadMaskPixelChannel].traits);
}
-static inline PixelTrait GetPixelRedTraits(const Image *image)
+static inline size_t GetPixelMetaChannels(const Image *restrict image)
{
- return(image->channel_map[RedPixelChannel].traits);
+ return(image->number_meta_channels);
}
-static inline void GetPixelPacket(const Image *image,const Quantum *pixel,
- PixelPacket *packet)
+static inline size_t GetPixelMetacontentExtent(const Image *restrict image)
{
- packet->red=GetPixelRed(image,pixel);
- packet->green=GetPixelGreen(image,pixel);
- packet->blue=GetPixelBlue(image,pixel);
- packet->alpha=GetPixelAlpha(image,pixel);
+ return(image->metacontent_extent);
}
-static inline Quantum GetPixelPacketIntensity(const PixelPacket *pixel)
+static inline Quantum GetPixelOpacity(const Image *restrict image,
+ const Quantum *restrict pixel)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((pixel->red == pixel->green) && (pixel->green == pixel->blue))
- return(pixel->red);
- return((Quantum) (0.299*pixel->red+0.587*pixel->green+0.114*pixel->blue+0.5));
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel->red-pixel->green;
- beta=pixel->green-pixel->blue;
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(pixel->red);
- return((Quantum) (0.299*pixel->red+0.587*pixel->green+0.114*pixel->blue));
- }
-#endif
+ 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)
+{
+ return(pixel[image->channel_map[RedPixelChannel].offset]);
+}
+
+static inline PixelTrait GetPixelRedTraits(const Image *restrict image)
+{
+ return(image->channel_map[RedPixelChannel].traits);
}
-static inline PixelTrait GetPixelTraits(const Image *image,
+static inline void GetPixelInfoPixel(const Image *restrict image,
+ const Quantum *restrict pixel,PixelInfo *restrict pixel_info)
+{
+ pixel_info->red=(MagickRealType)
+ pixel[image->channel_map[RedPixelChannel].offset];
+ pixel_info->green=(MagickRealType)
+ pixel[image->channel_map[GreenPixelChannel].offset];
+ pixel_info->blue=(MagickRealType)
+ pixel[image->channel_map[BluePixelChannel].offset];
+ pixel_info->black=0.0f;
+ if (image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait)
+ pixel_info->black=(MagickRealType)
+ pixel[image->channel_map[BlackPixelChannel].offset];
+ pixel_info->alpha=(MagickRealType) OpaqueAlpha;
+ if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
+ pixel_info->alpha=(MagickRealType)
+ pixel[image->channel_map[AlphaPixelChannel].offset];
+ pixel_info->index=0.0f;
+ if (image->channel_map[IndexPixelChannel].traits != UndefinedPixelTrait)
+ pixel_info->index=(MagickRealType)
+ pixel[image->channel_map[IndexPixelChannel].offset];
+}
+
+static inline PixelTrait GetPixelTraits(const Image *restrict image,
const PixelChannel channel)
{
return(image->channel_map[channel].traits);
}
-static inline Quantum GetPixelY(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelY(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[YPixelChannel].channel]);
+ return(pixel[image->channel_map[YPixelChannel].offset]);
}
-static inline PixelTrait GetPixelYTraits(const Image *image)
+static inline PixelTrait GetPixelYTraits(const Image *restrict image)
{
return(image->channel_map[YPixelChannel].traits);
}
-static inline Quantum GetPixelYellow(const Image *image,const Quantum *pixel)
+static inline Quantum GetPixelYellow(const Image *restrict image,
+ const Quantum *restrict pixel)
{
- return(pixel[image->channel_map[YellowPixelChannel].channel]);
+ return(pixel[image->channel_map[YellowPixelChannel].offset]);
}
-static inline PixelTrait GetPixelYellowTraits(const Image *image)
+static inline PixelTrait GetPixelYellowTraits(const Image *restrict image)
{
return(image->channel_map[YellowPixelChannel].traits);
}
-static inline MagickBooleanType IsPixelEquivalent(const Image *image,
- const Quantum *p,const PixelPacket *q)
+static inline MagickRealType AbsolutePixelValue(const MagickRealType x)
{
- if ((GetPixelRed(image,p) == q->red) &&
- (GetPixelGreen(image,p) == q->green) &&
- (GetPixelBlue(image,p) == q->blue))
- return(MagickTrue);
- return(MagickFalse);
+ return(x < 0.0f ? -x : x);
}
-static inline MagickBooleanType IsPixelGray(const Image *image,
- const Quantum *pixel)
+static inline MagickBooleanType IsPixelAtDepth(const Quantum pixel,
+ const QuantumAny range)
{
+ Quantum
+ quantum;
+
#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((GetPixelRed(image,pixel) == GetPixelGreen(image,pixel)) &&
- (GetPixelGreen(image,pixel) == GetPixelBlue(image,pixel)))
- return(MagickTrue);
+ quantum=(Quantum) (((MagickRealType) QuantumRange*((QuantumAny)
+ (((MagickRealType) range*pixel)/QuantumRange+0.5)))/range+0.5);
#else
- {
- double
- alpha,
- beta;
-
- alpha=GetPixelRed(image,pixel)-(double) GetPixelGreen(image,pixel);
- beta=GetPixelGreen(image,pixel)-(double) GetPixelBlue(image,pixel);
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
+ quantum=(Quantum) (((MagickRealType) QuantumRange*((QuantumAny)
+ (((MagickRealType) range*pixel)/QuantumRange+0.5)))/range);
#endif
+ return(pixel == quantum ? MagickTrue : MagickFalse);
+}
+
+static inline MagickBooleanType IsPixelEquivalent(const Image *restrict image,
+ const Quantum *restrict p,const PixelInfo *restrict q)
+{
+ MagickRealType
+ blue,
+ green,
+ red;
+
+ red=(MagickRealType) p[image->channel_map[RedPixelChannel].offset];
+ green=(MagickRealType) p[image->channel_map[GreenPixelChannel].offset];
+ blue=(MagickRealType) p[image->channel_map[BluePixelChannel].offset];
+ if ((AbsolutePixelValue(red-q->red) < MagickEpsilon) &&
+ (AbsolutePixelValue(green-q->green) < MagickEpsilon) &&
+ (AbsolutePixelValue(blue-q->blue) < MagickEpsilon))
+ return(MagickTrue);
return(MagickFalse);
}
-static inline MagickBooleanType IsPixelInfoEquivalent(const PixelInfo *p,
- const PixelInfo *q)
+static inline MagickBooleanType IsPixelGray(const Image *restrict image,
+ const Quantum *restrict pixel)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((p->matte != MagickFalse) && (q->matte == MagickFalse) &&
- (p->alpha != OpaqueAlpha))
- return(MagickFalse);
- if ((q->matte != MagickFalse) && (p->matte == MagickFalse) &&
- (q->alpha != OpaqueAlpha))
- return(MagickFalse);
- if ((p->matte != MagickFalse) && (q->matte != MagickFalse))
- {
- if (p->alpha != q->alpha)
- return(MagickFalse);
- if (p->alpha == TransparentAlpha)
- return(MagickTrue);
- }
- if (p->red != q->red)
- return(MagickFalse);
- if (p->green != q->green)
- return(MagickFalse);
- if (p->blue != q->blue)
- return(MagickFalse);
- if ((p->colorspace == CMYKColorspace) && (p->black != q->black))
- return(MagickFalse);
-#else
- if ((p->matte != MagickFalse) && (q->matte == MagickFalse) &&
- (fabs(p->alpha-OpaqueAlpha) > 0.5))
+ MagickRealType
+ blue,
+ green,
+ red;
+
+ red=(MagickRealType) pixel[image->channel_map[RedPixelChannel].offset];
+ green=(MagickRealType) pixel[image->channel_map[GreenPixelChannel].offset];
+ blue=(MagickRealType) pixel[image->channel_map[BluePixelChannel].offset];
+ if ((AbsolutePixelValue(red-green) < MagickEpsilon) &&
+ (AbsolutePixelValue(green-blue) < MagickEpsilon))
+ return(MagickTrue);
+ return(MagickFalse);
+}
+
+static inline MagickBooleanType IsPixelInfoEquivalent(
+ const PixelInfo *restrict p,const PixelInfo *restrict q)
+{
+ if ((p->alpha_trait == BlendPixelTrait) &&
+ (q->alpha_trait != BlendPixelTrait) &&
+ (AbsolutePixelValue(p->alpha-OpaqueAlpha) >= MagickEpsilon))
return(MagickFalse);
- if ((q->matte != MagickFalse) && (p->matte == MagickFalse) &&
- (fabs(q->alpha-OpaqueAlpha)) > 0.5)
+ if ((q->alpha_trait == BlendPixelTrait) &&
+ (p->alpha_trait != BlendPixelTrait) &&
+ (AbsolutePixelValue(q->alpha-OpaqueAlpha)) >= MagickEpsilon)
return(MagickFalse);
- if ((p->matte != MagickFalse) && (q->matte != MagickFalse))
+ if ((p->alpha_trait == BlendPixelTrait) &&
+ (q->alpha_trait == BlendPixelTrait))
{
- if (fabs(p->alpha-q->alpha) > 0.5)
+ if (AbsolutePixelValue(p->alpha-q->alpha) >= MagickEpsilon)
return(MagickFalse);
- if (fabs(p->alpha-TransparentAlpha) <= 0.5)
+ if (AbsolutePixelValue(p->alpha-TransparentAlpha) < MagickEpsilon)
return(MagickTrue);
}
- if (fabs(p->red-q->red) > 0.5)
+ if (AbsolutePixelValue(p->red-q->red) >= MagickEpsilon)
return(MagickFalse);
- if (fabs(p->green-q->green) > 0.5)
+ if (AbsolutePixelValue(p->green-q->green) >= MagickEpsilon)
return(MagickFalse);
- if (fabs(p->blue-q->blue) > 0.5)
+ if (AbsolutePixelValue(p->blue-q->blue) >= MagickEpsilon)
return(MagickFalse);
- if ((p->colorspace == CMYKColorspace) && (fabs(p->black-q->black) > 0.5))
+ if ((p->colorspace == CMYKColorspace) &&
+ (AbsolutePixelValue(p->black-q->black) >= MagickEpsilon))
return(MagickFalse);
-#endif
return(MagickTrue);
}
-static inline MagickBooleanType IsPixelMonochrome(const Image *image,
- const Quantum *pixel)
+static inline MagickBooleanType IsPixelMonochrome(const Image *restrict image,
+ const Quantum *restrict pixel)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if (((GetPixelRed(image,pixel) == 0) ||
- (GetPixelRed(image,pixel) == (Quantum) QuantumRange)) &&
- (GetPixelRed(image,pixel) == GetPixelGreen(image,pixel)) &&
- (GetPixelGreen(image,pixel) == GetPixelBlue(image,pixel)))
- return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=GetPixelRed(image,pixel)-(double) GetPixelGreen(image,pixel);
- beta=GetPixelGreen(image,pixel)-(double) GetPixelBlue(image,pixel);
- if (((fabs(GetPixelRed(image,pixel)) <= MagickEpsilon) ||
- (fabs(GetPixelRed(image,pixel)-QuantumRange) <= MagickEpsilon)) &&
- (fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
- return(MagickFalse);
-}
+ MagickRealType
+ blue,
+ green,
+ red;
-static inline MagickBooleanType IsPixelPacketEquivalent(const PixelPacket *p,
- const PixelPacket *q)
-{
- if ((p->red == q->red) && (p->green == q->green) && (p->blue == q->blue))
+ red=(MagickRealType) pixel[image->channel_map[RedPixelChannel].offset];
+ if ((AbsolutePixelValue(red) >= MagickEpsilon) ||
+ (AbsolutePixelValue(red-QuantumRange) >= MagickEpsilon))
+ return(MagickFalse);
+ green=(MagickRealType) pixel[image->channel_map[GreenPixelChannel].offset];
+ blue=(MagickRealType) pixel[image->channel_map[BluePixelChannel].offset];
+ if ((AbsolutePixelValue(red-green) < MagickEpsilon) &&
+ (AbsolutePixelValue(green-blue) < MagickEpsilon))
return(MagickTrue);
return(MagickFalse);
}
-static inline MagickBooleanType IsPixelPacketGray(const PixelPacket *pixel)
+static inline MagickBooleanType IsPixelInfoGray(
+ const PixelInfo *restrict pixel_info)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((pixel->red == pixel->green) && (pixel->green == pixel->blue))
+ if ((pixel_info->colorspace != GRAYColorspace) &&
+ (pixel_info->colorspace != RGBColorspace))
+ return(MagickFalse);
+ if ((AbsolutePixelValue(pixel_info->red-pixel_info->green) < MagickEpsilon) &&
+ (AbsolutePixelValue(pixel_info->green-pixel_info->blue) < MagickEpsilon))
return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel->red-(double) pixel->green;
- beta=pixel->green-(double) pixel->blue;
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
return(MagickFalse);
}
-static inline MagickBooleanType IsPixelPacketMonochrome(
- const PixelPacket *pixel)
+static inline MagickBooleanType IsPixelInfoMonochrome(
+ const PixelInfo *restrict pixel_info)
{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if (((pixel->red == 0) || (pixel->red == (Quantum) QuantumRange)) &&
- (pixel->red == pixel->green) && (pixel->green == pixel->blue))
+ if ((pixel_info->colorspace != GRAYColorspace) &&
+ (pixel_info->colorspace != RGBColorspace))
+ return(MagickFalse);
+ if ((AbsolutePixelValue(pixel_info->red) >= MagickEpsilon) ||
+ (AbsolutePixelValue(pixel_info->red-QuantumRange) >= MagickEpsilon))
+ return(MagickFalse);
+ if ((AbsolutePixelValue(pixel_info->red-pixel_info->green) < MagickEpsilon) &&
+ (AbsolutePixelValue(pixel_info->green-pixel_info->blue) < MagickEpsilon))
return(MagickTrue);
-#else
- {
- double
- alpha,
- beta;
-
- alpha=pixel->red-(double) pixel->green;
- beta=pixel->green-(double) pixel->blue;
- if (((fabs(pixel->red) <= MagickEpsilon) ||
- (fabs(pixel->red-QuantumRange) <= MagickEpsilon)) &&
- (fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(MagickTrue);
- }
-#endif
return(MagickFalse);
}
-static inline void SetPacketPixelInfo(const Image *image,
- const PixelInfo *pixel_info,PixelPacket *packet)
+static inline void SetPixela(const Image *restrict image,
+ const Quantum a,Quantum *restrict pixel)
{
- if ((image->channel_map[RedPixelChannel].traits & UpdatePixelTrait) != 0)
- packet->red=ClampToQuantum(pixel_info->red);
- if ((image->channel_map[GreenPixelChannel].traits & UpdatePixelTrait) != 0)
- packet->green=ClampToQuantum(pixel_info->green);
- if ((image->channel_map[BluePixelChannel].traits & UpdatePixelTrait) != 0)
- packet->blue=ClampToQuantum(pixel_info->blue);
- if ((image->channel_map[BlackPixelChannel].traits & UpdatePixelTrait) != 0)
- packet->black=ClampToQuantum(pixel_info->black);
- if ((image->channel_map[AlphaPixelChannel].traits & CopyPixelTrait) != 0)
- packet->alpha=ClampToQuantum(pixel_info->alpha);
- if ((image->channel_map[IndexPixelChannel].traits & CopyPixelTrait) != 0)
- packet->index=ClampToQuantum(pixel_info->index);
+ if (image->channel_map[aPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[aPixelChannel].offset]=a;
}
-static inline void SetPixelAlpha(const Image *image,const Quantum alpha,
- Quantum *pixel)
+static inline void SetPixelAlpha(const Image *restrict image,
+ const Quantum alpha,Quantum *restrict pixel)
{
- pixel[image->channel_map[AlphaPixelChannel].channel]=alpha;
+ if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[AlphaPixelChannel].offset]=alpha;
}
static inline void SetPixelAlphaTraits(Image *image,const PixelTrait traits)
image->channel_map[AlphaPixelChannel].traits=traits;
}
-static inline void SetPixelBlack(const Image *image,const Quantum black,
- Quantum *pixel)
+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 SetPixelBackgoundColor(const Image *restrict image,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[BlackPixelChannel].channel]=black;
+ register ssize_t
+ i;
+
+ for (i=0; i < (ssize_t) GetPixelChannels(image); i++)
+ pixel[i]=0;
+ pixel[image->channel_map[RedPixelChannel].offset]=
+ ClampToQuantum(image->background_color.red);
+ pixel[image->channel_map[GreenPixelChannel].offset]=
+ ClampToQuantum(image->background_color.green);
+ pixel[image->channel_map[BluePixelChannel].offset]=
+ ClampToQuantum(image->background_color.blue);
+ if (image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[BlackPixelChannel].offset]=
+ ClampToQuantum(image->background_color.black);
+ if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[AlphaPixelChannel].offset]=
+ image->background_color.alpha_trait != BlendPixelTrait ? OpaqueAlpha :
+ ClampToQuantum(image->background_color.alpha);
+}
+
+static inline void SetPixelBlack(const Image *restrict image,
+ const Quantum black,Quantum *restrict pixel)
+{
+ if (image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[BlackPixelChannel].offset]=black;
}
static inline void SetPixelBlackTraits(Image *image,const PixelTrait traits)
image->channel_map[BlackPixelChannel].traits=traits;
}
-static inline void SetPixelBlue(const Image *image,const Quantum blue,
- Quantum *pixel)
+static inline void SetPixelBlue(const Image *restrict image,const Quantum blue,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[BluePixelChannel].channel]=blue;
+ pixel[image->channel_map[BluePixelChannel].offset]=blue;
}
static inline void SetPixelBlueTraits(Image *image,const PixelTrait traits)
image->channel_map[BluePixelChannel].traits=traits;
}
-static inline void SetPixelCb(const Image *image,const Quantum cb,
- Quantum *pixel)
+static inline void SetPixelCb(const Image *restrict image,const Quantum cb,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[CbPixelChannel].channel]=cb;
+ pixel[image->channel_map[CbPixelChannel].offset]=cb;
}
static inline void SetPixelCbTraits(Image *image,const PixelTrait traits)
image->channel_map[CbPixelChannel].traits=traits;
}
-static inline void SetPixelChannel(const Image *image,
- const PixelChannel channel,const Quantum quantum,Quantum *pixel)
+static inline void SetPixelChannel(const Image *restrict image,
+ const PixelChannel channel,const Quantum quantum,Quantum *restrict pixel)
{
- pixel[image->channel_map[channel].channel]=quantum;
+ if (image->channel_map[channel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[channel].offset]=quantum;
}
-static inline void SetPixelChannelMapChannel(const Image *image,
- const PixelChannel channel,const PixelChannel channels)
+static inline void SetPixelChannelAttributes(const Image *restrict image,
+ const PixelChannel channel,const PixelTrait traits,const ssize_t offset)
{
- image->channel_map[channel].channel=channels;
+ image->channel_map[offset].channel=channel;
+ image->channel_map[channel].offset=offset;
+ image->channel_map[channel].traits=traits;
}
-static inline void SetPixelChannels(Image *image,const size_t number_channels)
+static inline void SetPixelChannelChannel(const Image *restrict image,
+ const PixelChannel channel,const ssize_t offset)
{
- image->number_channels=number_channels;
+ image->channel_map[offset].channel=channel;
+ image->channel_map[channel].offset=offset;
}
-static inline void SetPixelChannelTraits(Image *image,
- const PixelChannel channel,const PixelTrait traits)
+static inline void SetPixelChannels(Image *image,const size_t number_channels)
{
- image->channel_map[channel].traits=traits;
+ image->number_channels=number_channels;
}
-static inline void SetPixelChannelMapTraits(Image *image,
+static inline void SetPixelChannelTraits(Image *image,
const PixelChannel channel,const PixelTrait traits)
{
image->channel_map[channel].traits=traits;
}
-static inline void SetPixelCr(const Image *image,const Quantum cr,
- Quantum *pixel)
+static inline void SetPixelCr(const Image *restrict image,const Quantum cr,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[CrPixelChannel].channel]=cr;
+ pixel[image->channel_map[CrPixelChannel].offset]=cr;
}
static inline void SetPixelCrTraits(Image *image,const PixelTrait traits)
image->channel_map[CrPixelChannel].traits=traits;
}
-static inline void SetPixelCyan(const Image *image,const Quantum cyan,
- Quantum *pixel)
+static inline void SetPixelCyan(const Image *restrict image,const Quantum cyan,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[CyanPixelChannel].channel]=cyan;
+ pixel[image->channel_map[CyanPixelChannel].offset]=cyan;
}
-static inline void SetPixelGray(const Image *image,const Quantum gray,
- Quantum *pixel)
+static inline void SetPixelGray(const Image *restrict image,const Quantum gray,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[GrayPixelChannel].channel]=gray;
+ pixel[image->channel_map[GrayPixelChannel].offset]=gray;
}
static inline void SetPixelGrayTraits(Image *image,const PixelTrait traits)
image->channel_map[GrayPixelChannel].traits=traits;
}
-static inline void SetPixelGreen(const Image *image,const Quantum green,
- Quantum *pixel)
+static inline void SetPixelGreen(const Image *restrict image,
+ const Quantum green,Quantum *restrict pixel)
{
- pixel[image->channel_map[GreenPixelChannel].channel]=green;
+ pixel[image->channel_map[GreenPixelChannel].offset]=green;
}
static inline void SetPixelGreenTraits(Image *image,const PixelTrait traits)
image->channel_map[GreenPixelChannel].traits=traits;
}
-static inline void SetPixelIndex(const Image *image,const Quantum index,
- Quantum *pixel)
+static inline void SetPixelIndex(const Image *restrict image,
+ const Quantum index,Quantum *restrict pixel)
{
- pixel[image->channel_map[IndexPixelChannel].channel]=index;
+ if (image->channel_map[IndexPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[IndexPixelChannel].offset]=index;
}
static inline void SetPixelIndexTraits(Image *image,const PixelTrait traits)
image->channel_map[IndexPixelChannel].traits=traits;
}
-static inline void SetPixelInfo(const Image *image,const Quantum *pixel,
- PixelInfo *pixel_info)
+static inline void SetPixelInfoPixel(const Image *restrict image,
+ const PixelInfo *restrict pixel_info,Quantum *restrict pixel)
{
- if ((image->channel_map[RedPixelChannel].traits & UpdatePixelTrait) != 0)
- pixel_info->red=(MagickRealType) GetPixelRed(image,pixel);
- if ((image->channel_map[GreenPixelChannel].traits & UpdatePixelTrait) != 0)
- pixel_info->green=(MagickRealType) GetPixelGreen(image,pixel);
- if ((image->channel_map[BluePixelChannel].traits & UpdatePixelTrait) != 0)
- pixel_info->blue=(MagickRealType) GetPixelBlue(image,pixel);
- if ((image->channel_map[BlackPixelChannel].traits & UpdatePixelTrait) != 0)
- pixel_info->black=(MagickRealType) GetPixelBlack(image,pixel);
- if ((image->channel_map[AlphaPixelChannel].traits & CopyPixelTrait) != 0)
- pixel_info->alpha=(MagickRealType) GetPixelAlpha(image,pixel);
- if ((image->channel_map[IndexPixelChannel].traits & CopyPixelTrait) != 0)
- pixel_info->index=(MagickRealType) GetPixelIndex(image,pixel);
+ pixel[image->channel_map[RedPixelChannel].offset]=
+ ClampToQuantum(pixel_info->red);
+ pixel[image->channel_map[GreenPixelChannel].offset]=
+ ClampToQuantum(pixel_info->green);
+ pixel[image->channel_map[BluePixelChannel].offset]=
+ ClampToQuantum(pixel_info->blue);
+ if (image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[BlackPixelChannel].offset]=
+ ClampToQuantum(pixel_info->black);
+ if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[AlphaPixelChannel].offset]=
+ pixel_info->alpha_trait != BlendPixelTrait ? OpaqueAlpha :
+ ClampToQuantum(pixel_info->alpha);
}
-static inline void SetPixelInfoBias(const Image *image,PixelInfo *pixel_info)
+static inline void SetPixelL(const Image *restrict image,const Quantum L,
+ Quantum *restrict pixel)
{
- /*
- Obsoleted by MorphologyApply().
- */
- pixel_info->red=image->bias;
- pixel_info->green=image->bias;
- pixel_info->blue=image->bias;
- pixel_info->alpha=image->bias;
- pixel_info->black=image->bias;
+ if (image->channel_map[LPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[LPixelChannel].offset]=L;
}
-static inline void SetPixelInfoPacket(const Image *image,
- const PixelPacket *pixel,PixelInfo *pixel_info)
+static inline void SetPixelMagenta(const Image *restrict image,
+ const Quantum magenta,Quantum *restrict pixel)
{
- pixel_info->red=(MagickRealType) pixel->red;
- pixel_info->green=(MagickRealType) pixel->green;
- pixel_info->blue=(MagickRealType) pixel->blue;
- pixel_info->alpha=(MagickRealType) pixel->alpha;
- if (image->colorspace == CMYKColorspace)
- pixel_info->black=(MagickRealType) pixel->black;
- if (image->storage_class == PseudoClass)
- pixel_info->index=(MagickRealType) pixel->index;
-}
-
-static inline void SetPixelMagenta(const Image *image,const Quantum magenta,
- Quantum *pixel)
-{
- pixel[image->channel_map[MagentaPixelChannel].channel]=magenta;
+ pixel[image->channel_map[MagentaPixelChannel].offset]=magenta;
}
static inline void SetPixelMagentaTraits(Image *image,const PixelTrait traits)
image->channel_map[MagentaPixelChannel].traits=traits;
}
-static inline void SetPixelMetaChannels(Image *image,
- const size_t number_meta_channels)
+static inline void SetPixelReadMask(const Image *restrict image,
+ const Quantum mask,Quantum *restrict pixel)
{
- image->number_meta_channels=number_meta_channels;
+ if (image->channel_map[ReadMaskPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[ReadMaskPixelChannel].offset]=mask;
}
-static inline void SetPixelMetacontentExtent(Image *image,const size_t extent)
+static inline void SetPixelWriteMask(const Image *restrict image,
+ const Quantum mask,Quantum *restrict pixel)
{
- image->metacontent_extent=extent;
+ if (image->channel_map[WriteMaskPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[WriteMaskPixelChannel].offset]=mask;
}
-static inline void SetPixelRed(const Image *image,const Quantum red,
- Quantum *pixel)
+static inline void SetPixelMetacontentExtent(Image *image,const size_t extent)
{
- pixel[image->channel_map[RedPixelChannel].channel]=red;
+ image->metacontent_extent=extent;
}
-static inline void SetPixelRedTraits(Image *image,const PixelTrait traits)
+static inline void SetPixelOpacity(const Image *restrict image,
+ const Quantum alpha,Quantum *restrict pixel)
{
- image->channel_map[RedPixelChannel].traits=traits;
+ if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[AlphaPixelChannel].offset]=QuantumRange-alpha;
}
-static inline void SetPixelPacket(const Image *image,const PixelPacket *packet,
- Quantum *pixel)
+static inline void SetPixelRed(const Image *restrict image,const Quantum red,
+ Quantum *restrict pixel)
{
- SetPixelRed(image,packet->red,pixel);
- SetPixelGreen(image,packet->green,pixel);
- SetPixelBlue(image,packet->blue,pixel);
- SetPixelAlpha(image,packet->alpha,pixel);
+ pixel[image->channel_map[RedPixelChannel].offset]=red;
}
-static inline void SetPixelPixelInfo(const Image *image,
- const PixelInfo *pixel_info,Quantum *packet)
+static inline void SetPixelRedTraits(Image *image,const PixelTrait traits)
{
- SetPixelRed(image,ClampToQuantum(pixel_info->red),packet);
- SetPixelGreen(image,ClampToQuantum(pixel_info->green),packet);
- SetPixelBlue(image,ClampToQuantum(pixel_info->blue),packet);
- if (image->matte != MagickFalse)
- SetPixelAlpha(image,ClampToQuantum(pixel_info->alpha),packet);
- if (image->colorspace == CMYKColorspace)
- SetPixelBlack(image,ClampToQuantum(pixel_info->black),packet);
+ image->channel_map[RedPixelChannel].traits=traits;
}
-static inline void SetPixelYellow(const Image *image,const Quantum yellow,
- Quantum *pixel)
+static inline void SetPixelYellow(const Image *restrict image,
+ const Quantum yellow,Quantum *restrict pixel)
{
- pixel[image->channel_map[YellowPixelChannel].channel]=yellow;
+ pixel[image->channel_map[YellowPixelChannel].offset]=yellow;
}
static inline void SetPixelYellowTraits(Image *image,const PixelTrait traits)
image->channel_map[YellowPixelChannel].traits=traits;
}
-static inline void SetPixelY(const Image *image,const Quantum y,Quantum *pixel)
+static inline void SetPixelY(const Image *restrict image,const Quantum y,
+ Quantum *restrict pixel)
{
- pixel[image->channel_map[YPixelChannel].channel]=y;
+ pixel[image->channel_map[YPixelChannel].offset]=y;
}
static inline void SetPixelYTraits(Image *image,const PixelTrait traits)
image->channel_map[YPixelChannel].traits=traits;
}
-static inline Quantum GetPixelIntensity(const Image *image,const Quantum *pixel)
-{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- if ((GetPixelRed(image,pixel) == GetPixelGreen(image,pixel)) &&
- (GetPixelGreen(image,pixel) == GetPixelBlue(image,pixel)))
- return(GetPixelRed(image,pixel));
- return((Quantum) (0.299*GetPixelRed(image,pixel)+0.587*
- GetPixelGreen(image,pixel)+0.114*GetPixelBlue(image,pixel)+0.5));
-#else
- {
- double
- alpha,
- beta;
-
- alpha=GetPixelRed(image,pixel)-(double) GetPixelGreen(image,pixel);
- beta=GetPixelGreen(image,pixel)-(double) GetPixelBlue(image,pixel);
- if ((fabs(alpha) <= MagickEpsilon) && (fabs(beta) <= MagickEpsilon))
- return(GetPixelRed(image,pixel));
- return((Quantum) (0.299*GetPixelRed(image,pixel)+0.587*
- GetPixelGreen(image,pixel)+0.114*GetPixelBlue(image,pixel)));
- }
-#endif
-}
-
-static inline Quantum GetPixelLuminance(const Image *image,const Quantum *pixel)
-{
-#if !defined(MAGICKCORE_HDRI_SUPPORT)
- return((Quantum) (0.21267*GetPixelRed(image,pixel)+0.71516*
- GetPixelGreen(image,pixel)+0.07217*GetPixelBlue(image,pixel)+0.5));
-#else
- return((Quantum) (0.21267*GetPixelRed(image,pixel)+0.71516*
- GetPixelGreen(image,pixel)+0.07217*GetPixelBlue(image,pixel)));
-#endif
-}
-
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif