/*
- 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 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]);
}
-static inline PixelChannel GetPixelChannelMapChannel(
- const Image *restrict image,const int offset)
+static inline PixelChannel GetPixelChannelChannel(const Image *restrict image,
+ const ssize_t offset)
{
return(image->channel_map[offset].channel);
}
-static inline int GetPixelChannelMapOffset(const Image *restrict image,
+static inline ssize_t GetPixelChannelOffset(const Image *restrict image,
const PixelChannel channel)
{
return(image->channel_map[channel].offset);
}
-static inline PixelTrait GetPixelChannelMapTraits(const Image *restrict image,
+static inline PixelTrait GetPixelChannelTraits(const Image *restrict image,
const PixelChannel channel)
{
return(image->channel_map[channel].traits);
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 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(
+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 *restrict image,
return(image->channel_map[MagentaPixelChannel].traits);
}
+static inline Quantum GetPixelReadMask(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ if (image->channel_map[ReadMaskPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) QuantumRange);
+ return(pixel[image->channel_map[ReadMaskPixelChannel].offset]);
+}
+
+static inline Quantum GetPixelWriteMask(const Image *restrict image,
+ const Quantum *restrict pixel)
+{
+ if (image->channel_map[WriteMaskPixelChannel].traits == UndefinedPixelTrait)
+ return((Quantum) QuantumRange);
+ return(pixel[image->channel_map[WriteMaskPixelChannel].offset]);
+}
+
+static inline PixelTrait GetPixelReadMaskTraits(const Image *restrict image)
+{
+ return(image->channel_map[ReadMaskPixelChannel].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)
{
pixel[image->channel_map[GreenPixelChannel].offset];
pixel_info->blue=(MagickRealType)
pixel[image->channel_map[BluePixelChannel].offset];
- pixel_info->black=0;
+ 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=OpaqueAlpha;
+ 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;
+ pixel_info->index=0.0f;
if (image->channel_map[IndexPixelChannel].traits != UndefinedPixelTrait)
pixel_info->index=(MagickRealType)
pixel[image->channel_map[IndexPixelChannel].offset];
return(image->channel_map[YellowPixelChannel].traits);
}
+static inline MagickRealType AbsolutePixelValue(const MagickRealType x)
+{
+ return(x < 0.0f ? -x : x);
+}
+
+static inline MagickBooleanType IsPixelAtDepth(const Quantum pixel,
+ const QuantumAny range)
+{
+ Quantum
+ quantum;
+
+#if !defined(MAGICKCORE_HDRI_SUPPORT)
+ quantum=(Quantum) (((MagickRealType) QuantumRange*((QuantumAny)
+ (((MagickRealType) range*pixel)/QuantumRange+0.5)))/range+0.5);
+#else
+ 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)
{
- 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))
+ 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 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]))
+ 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);
-#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);
}
static inline MagickBooleanType IsPixelInfoEquivalent(
const PixelInfo *restrict p,const PixelInfo *restrict q)
{
- if ((p->matte != MagickFalse) && (q->matte == MagickFalse) &&
- (fabs(p->alpha-OpaqueAlpha) > 0.5))
+ 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);
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]))
+ MagickRealType
+ blue,
+ green,
+ red;
+
+ 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);
-#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 ((AbsolutePixelValue(pixel_info->red-pixel_info->green) < MagickEpsilon) &&
+ (AbsolutePixelValue(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 ((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_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 SetPixelBackgoundColor(const Image *restrict image,
+ Quantum *restrict pixel)
+{
+ 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)
{
pixel[image->channel_map[channel].offset]=quantum;
}
-static inline void SetPixelChannelMapChannel(const Image *restrict image,
- const PixelChannel channel,const int offset)
+static inline void SetPixelChannelAttributes(const Image *restrict image,
+ const PixelChannel channel,const PixelTrait traits,const ssize_t offset)
{
image->channel_map[offset].channel=channel;
image->channel_map[channel].offset=offset;
+ image->channel_map[channel].traits=traits;
}
-static inline void SetPixelChannelMap(const Image *restrict image,
- const PixelChannel channel,const PixelTrait traits,const int offset)
+static inline void SetPixelChannelChannel(const Image *restrict image,
+ const PixelChannel channel,const ssize_t offset)
{
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)
image->channel_map[channel].traits=traits;
}
-static inline void SetPixelChannelMapTraits(Image *image,
- const PixelChannel channel,const PixelTrait traits)
-{
- image->channel_map[channel].traits=traits;
-}
-
static inline void SetPixelCr(const Image *restrict image,const Quantum cr,
Quantum *restrict pixel)
{
image->channel_map[IndexPixelChannel].traits=traits;
}
-static inline void SetPixelInfo(const Image *restrict image,
- const PixelInfo *restrict p,PixelInfo *restrict q)
-{
- q->red=p->red;
- q->green=p->green;
- q->blue=p->blue;
- q->black=0;
- if (image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait)
- q->black=p->black;
- q->alpha=OpaqueAlpha;
- if (image->channel_map[AlphaPixelChannel].traits != UndefinedPixelTrait)
- q->alpha=p->alpha;
- q->index=0;
- if (image->channel_map[IndexPixelChannel].traits != UndefinedPixelTrait)
- q->index=p->index;
-}
-
static inline void SetPixelInfoPixel(const Image *restrict image,
const PixelInfo *restrict pixel_info,Quantum *restrict pixel)
{
ClampToQuantum(pixel_info->green);
pixel[image->channel_map[BluePixelChannel].offset]=
ClampToQuantum(pixel_info->blue);
- if ((image->channel_map[BlackPixelChannel].traits != UndefinedPixelTrait) &&
- (image->colorspace == CMYKColorspace) &&
- (pixel_info->colorspace == CMYKColorspace))
+ 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->matte == MagickFalse ? OpaqueAlpha :
+ pixel_info->alpha_trait != BlendPixelTrait ? 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 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 SetPixelWriteMask(const Image *restrict image,
+ const Quantum mask,Quantum *restrict pixel)
+{
+ if (image->channel_map[WriteMaskPixelChannel].traits != UndefinedPixelTrait)
+ pixel[image->channel_map[WriteMaskPixelChannel].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