% MagickCore Image Enhancement Methods %
% %
% Software Design %
-% John Cristy %
+% Cristy %
% July 1992 %
% %
% %
-% Copyright 1999-2013 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. You may %
#include "MagickCore/attribute.h"
#include "MagickCore/cache.h"
#include "MagickCore/cache-view.h"
+#include "MagickCore/channel.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colorspace.h"
gamma=log(mean*QuantumScale)/log_mean;
status&=LevelImage(image,0.0,(double) QuantumRange,gamma,exception);
(void) SetImageChannelMask(image,channel_mask);
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
break;
}
return(status != 0 ? MagickTrue : MagickFalse);
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
alpha=contrast;
slope=tan((double) (MagickPI*(alpha/100.0+1.0)/4.0));
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
assert(clut_image != (Image *) NULL);
assert(clut_image->signature == MagickSignature);
- if (SetImageStorageClass(image,DirectClass,exception) == MagickFalse)
+ if( IfMagickFalse(SetImageStorageClass(image,DirectClass,exception)) )
return(MagickFalse);
+ if( IfMagickTrue(IsGrayColorspace(image->colorspace)) &&
+ IfMagickFalse(IsGrayColorspace(clut_image->colorspace)))
+ (void) SetImageColorspace(image,sRGBColorspace,exception);
clut_map=(PixelInfo *) AcquireQuantumMemory(MaxMap+1UL,sizeof(*clut_map));
if (clut_map == (PixelInfo *) NULL)
ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed",
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
GetPixelInfo(image,&pixel);
for (x=0; x < (ssize_t) image->columns; x++)
{
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
SetPixelInfoPixel(image,&pixel,q);
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_ClutImage)
#endif
proceed=SetImageProgress(image,ClutImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (color_correction_collection == (const char *) NULL)
return(MagickFalse);
}
}
ccc=DestroyXMLTree(ccc);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
{
(void) LogMagickEvent(TransformEvent,GetMagickModule(),
" Color Correction Collection:");
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
(cdl_map[ScaleQuantumToMap(GetPixelBlue(image,q))].blue-luma)),q);
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#endif
proceed=SetImageProgress(image,ColorDecisionListCorrectImageTag,
progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
- sign=sharpen != MagickFalse ? 1 : -1;
+ sign=IfMagickTrue(sharpen) ? 1 : -1;
if (image->storage_class == PseudoClass)
{
/*
green,
red;
+ red=0.0;
+ green=0.0;
+ blue=0.0;
Contrast(sign,&red,&green,&blue);
image->colormap[i].red=(MagickRealType) red;
- image->colormap[i].red=(MagickRealType) red;
- image->colormap[i].red=(MagickRealType) red;
+ image->colormap[i].green=(MagickRealType) green;
+ image->colormap[i].blue=(MagickRealType) blue;
}
}
/*
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
SetPixelBlue(image,ClampToQuantum(blue),q);
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_ContrastImage)
#endif
proceed=SetImageProgress(image,ContrastImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
black=(double *) AcquireQuantumMemory(GetPixelChannels(image),sizeof(*black));
white=(double *) AcquireQuantumMemory(GetPixelChannels(image),sizeof(*white));
/*
Form histogram.
*/
- if (IsImageGray(image,exception) != MagickFalse)
+ if( IfMagickTrue(IsImageGray(image,exception)) )
(void) SetImageColorspace(image,GRAYColorspace,exception);
status=MagickTrue;
(void) ResetMagickMemory(histogram,0,(MaxMap+1)*GetPixelChannels(image)*
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#endif
proceed=SetImageProgress(image,ContrastStretchImageTag,progress++,
image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
*/
assert(image != (const Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
exception);
if (enhance_image == (Image *) NULL)
return((Image *) NULL);
- if (SetImageStorageClass(enhance_image,DirectClass,exception) == MagickFalse)
+ if( IfMagickFalse(SetImageStorageClass(enhance_image,DirectClass,exception)) )
{
enhance_image=DestroyImage(enhance_image);
return((Image *) NULL);
ssize_t
center;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
p=GetCacheViewVirtualPixels(image_view,-2,y-2,image->columns+4,5,exception);
q=QueueCacheViewAuthenticPixels(enhance_view,0,y,enhance_image->columns,1,
register ssize_t
i;
- if (GetPixelMask(image,p) == 0)
+ if (GetPixelReadMask(image,p) == 0)
{
+ SetPixelBackgoundColor(enhance_image,q);
p+=GetPixelChannels(image);
q+=GetPixelChannels(enhance_image);
continue;
p+=GetPixelChannels(image);
q+=GetPixelChannels(enhance_image);
}
- if (SyncCacheViewAuthenticPixels(enhance_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(enhance_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_EnhanceImage)
#endif
proceed=SetImageProgress(image,EnhanceImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
enhance_view=DestroyCacheView(enhance_view);
image_view=DestroyCacheView(image_view);
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
enhance_image=DestroyImage(enhance_image);
return(enhance_image);
}
progress;
double
- black[CompositePixelChannel],
+ black[CompositePixelChannel+1],
*equalize_map,
*histogram,
*map,
- white[CompositePixelChannel];
+ white[CompositePixelChannel+1];
register ssize_t
i;
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
equalize_map=(double *) AcquireQuantumMemory(MaxMap+1UL,
GetPixelChannels(image)*sizeof(*equalize_map));
- histogram=(double *) AcquireQuantumMemory(MaxMap+1UL,
- GetPixelChannels(image)*sizeof(*histogram));
- map=(double *) AcquireQuantumMemory(MaxMap+1UL,
- GetPixelChannels(image)*sizeof(*map));
+ histogram=(double *) AcquireQuantumMemory(MaxMap+1UL,GetPixelChannels(image)*
+ sizeof(*histogram));
+ map=(double *) AcquireQuantumMemory(MaxMap+1UL,GetPixelChannels(image)*
+ sizeof(*map));
if ((equalize_map == (double *) NULL) || (histogram == (double *) NULL) ||
(map == (double *) NULL))
{
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
}
(void) ResetMagickMemory(equalize_map,0,(MaxMap+1)*GetPixelChannels(image)*
sizeof(*equalize_map));
+ (void) ResetMagickMemory(black,0,sizeof(*black));
+ (void) ResetMagickMemory(white,0,sizeof(*white));
number_channels=GetPixelChannels(image);
for (i=0; i < (ssize_t) number_channels; i++)
{
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_EqualizeImage)
#endif
proceed=SetImageProgress(image,EqualizeImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
% o gamma: the image gamma.
%
*/
+
+static inline double gamma_pow(const double value,const double gamma)
+{
+ return(value < 0.0 ? value : pow(value,gamma));
+}
+
MagickExport MagickBooleanType GammaImage(Image *image,const double gamma,
ExceptionInfo *exception)
{
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (gamma == 1.0)
return(MagickTrue);
/*
Gamma-correct colormap.
*/
+#if !defined(MAGICKCORE_HDRI_SUPPORT)
if ((GetPixelRedTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].red=(double) gamma_map[
- ScaleQuantumToMap(ClampToQuantum(image->colormap[i].red))];
+ image->colormap[i].red=(double) gamma_map[ScaleQuantumToMap(
+ ClampToQuantum(image->colormap[i].red))];
if ((GetPixelGreenTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].green=(double) gamma_map[
- ScaleQuantumToMap(ClampToQuantum(image->colormap[i].green))];
+ image->colormap[i].green=(double) gamma_map[ScaleQuantumToMap(
+ ClampToQuantum(image->colormap[i].green))];
if ((GetPixelBlueTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].blue=(double) gamma_map[
- ScaleQuantumToMap(ClampToQuantum(image->colormap[i].blue))];
+ image->colormap[i].blue=(double) gamma_map[ScaleQuantumToMap(
+ ClampToQuantum(image->colormap[i].blue))];
if ((GetPixelAlphaTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].alpha=(double) gamma_map[
- ScaleQuantumToMap(ClampToQuantum(image->colormap[i].alpha))];
+ image->colormap[i].alpha=(double) gamma_map[ScaleQuantumToMap(
+ ClampToQuantum(image->colormap[i].alpha))];
+#else
+ if ((GetPixelRedTraits(image) & UpdatePixelTrait) != 0)
+ image->colormap[i].red=QuantumRange*gamma_pow(QuantumScale*
+ image->colormap[i].red,1.0/gamma);
+ if ((GetPixelGreenTraits(image) & UpdatePixelTrait) != 0)
+ image->colormap[i].green=QuantumRange*gamma_pow(QuantumScale*
+ image->colormap[i].green,1.0/gamma);
+ if ((GetPixelBlueTraits(image) & UpdatePixelTrait) != 0)
+ image->colormap[i].blue=QuantumRange*gamma_pow(QuantumScale*
+ image->colormap[i].blue,1.0/gamma);
+ if ((GetPixelAlphaTraits(image) & UpdatePixelTrait) != 0)
+ image->colormap[i].alpha=QuantumRange*gamma_pow(QuantumScale*
+ image->colormap[i].alpha,1.0/gamma);
+#endif
}
/*
Gamma-correct image.
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
PixelTrait traits=GetPixelChannelTraits(image,channel);
if ((traits & UpdatePixelTrait) == 0)
continue;
+#if !defined(MAGICKCORE_HDRI_SUPPORT)
q[i]=gamma_map[ScaleQuantumToMap(q[i])];
+#else
+ q[i]=QuantumRange*gamma_pow(QuantumScale*q[i],1.0/gamma);
+#endif
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#endif
proceed=SetImageProgress(image,GammaCorrectImageTag,progress++,
image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
}
MagickExport MagickBooleanType GrayscaleImage(Image *image,
- const PixelIntensityMethod grayscale,ExceptionInfo *exception)
+ const PixelIntensityMethod method,ExceptionInfo *exception)
{
#define GrayscaleImageTag "Grayscale/Image"
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (image->storage_class == PseudoClass)
{
- if (SyncImage(image,exception) == MagickFalse)
+ if( IfMagickFalse(SyncImage(image,exception)) )
return(MagickFalse);
- if (SetImageStorageClass(image,DirectClass,exception) == MagickFalse)
+ if( IfMagickFalse(SetImageStorageClass(image,DirectClass,exception)) )
return(MagickFalse);
}
/*
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
red,
intensity;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
red=(MagickRealType) GetPixelRed(image,q);
green=(MagickRealType) GetPixelGreen(image,q);
blue=(MagickRealType) GetPixelBlue(image,q);
- switch (image->intensity)
+ intensity=0.0;
+ switch (method)
{
case AveragePixelIntensityMethod:
{
}
case LightnessPixelIntensityMethod:
{
- intensity=MagickMin(MagickMin(red,green),blue);
+ intensity=(MagickMin(MagickMin(red,green),blue)+
+ MagickMax(MagickMax(red,green),blue))/2.0;
+ break;
+ }
+ case MSPixelIntensityMethod:
+ {
+ intensity=(MagickRealType) (((double) red*red+green*green+
+ blue*blue)/3.0);
break;
}
case Rec601LumaPixelIntensityMethod:
{
- intensity=0.298839f*red+0.586811f*green+0.114350f*blue;
+ if (image->colorspace == RGBColorspace)
+ {
+ red=EncodePixelGamma(red);
+ green=EncodePixelGamma(green);
+ blue=EncodePixelGamma(blue);
+ }
+ intensity=0.298839*red+0.586811*green+0.114350*blue;
break;
}
case Rec601LuminancePixelIntensityMethod:
green=DecodePixelGamma(green);
blue=DecodePixelGamma(blue);
}
- intensity=0.298839f*red+0.586811f*green+0.114350f*blue;
+ intensity=0.298839*red+0.586811*green+0.114350*blue;
break;
}
case Rec709LumaPixelIntensityMethod:
default:
{
- intensity=0.21260f*red+0.71520f*green+0.07220f*blue;
+ if (image->colorspace == RGBColorspace)
+ {
+ red=EncodePixelGamma(red);
+ green=EncodePixelGamma(green);
+ blue=EncodePixelGamma(blue);
+ }
+ intensity=0.212656*red+0.715158*green+0.072186*blue;
break;
}
case Rec709LuminancePixelIntensityMethod:
green=DecodePixelGamma(green);
blue=DecodePixelGamma(blue);
}
- intensity=0.21260f*red+0.71520f*green+0.07220f*blue;
+ intensity=0.212656*red+0.715158*green+0.072186*blue;
break;
}
case RMSPixelIntensityMethod:
{
- intensity=(MagickRealType) sqrt((double) red*red+green*green+
- blue*blue);
+ intensity=(MagickRealType) (sqrt((double) red*red+green*green+
+ blue*blue)/sqrt(3.0));
break;
}
}
SetPixelGray(image,ClampToQuantum(intensity),q);
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if (IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)))
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#endif
proceed=SetImageProgress(image,GrayscaleImageTag,progress++,
image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
image_view=DestroyCacheView(image_view);
- return(status);
+ image->intensity=method;
+ image->type=GrayscaleType;
+ return(SetImageColorspace(image,GRAYColorspace,exception));
}
\f
/*
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
assert(hald_image != (Image *) NULL);
assert(hald_image->signature == MagickSignature);
- if (SetImageStorageClass(image,DirectClass,exception) == MagickFalse)
+ if( IfMagickFalse(SetImageStorageClass(image,DirectClass,exception)) )
return(MagickFalse);
if (image->alpha_trait != BlendPixelTrait)
(void) SetImageAlphaChannel(image,OpaqueAlphaChannel,exception);
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
SetPixelAlpha(image,ClampToQuantum(pixel.alpha),q);
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_HaldClutImage)
#endif
proceed=SetImageProgress(image,HaldClutImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
scale;
scale=(white_point != black_point) ? 1.0/(white_point-black_point) : 1.0;
- level_pixel=(double) QuantumRange*pow(scale*((double) pixel-
- black_point),1.0/gamma);
+ level_pixel=QuantumRange*gamma_pow(scale*((double) pixel-black_point),
+ 1.0/gamma);
return(level_pixel);
}
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (image->storage_class == PseudoClass)
for (i=0; i < (ssize_t) image->colors; i++)
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_LevelImage)
#endif
proceed=SetImageProgress(image,LevelImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
image_view=DestroyCacheView(image_view);
+ (void) ClampImage(image,exception);
return(status);
}
\f
ExceptionInfo *exception)
{
#define LevelizeImageTag "Levelize/Image"
-#define LevelizeValue(x) (ClampToQuantum((pow((double) (QuantumScale*(x)), \
- 1.0/gamma))*(white_point-black_point)+black_point))
+#define LevelizeValue(x) ClampToQuantum(((MagickRealType) gamma_pow((double) \
+ (QuantumScale*(x)),gamma))*(white_point-black_point)+black_point)
CacheView
*image_view;
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (image->storage_class == PseudoClass)
for (i=0; i < (ssize_t) image->colors; i++)
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_LevelizeImage)
#endif
proceed=SetImageProgress(image,LevelizeImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
+ if( IfMagickTrue(IsGrayColorspace(image->colorspace)) &&
+ (IfMagickFalse(IsGrayColorspace(black_color->colorspace)) ||
+ IfMagickFalse(IsGrayColorspace(white_color->colorspace))))
+ (void) SetImageColorspace(image,sRGBColorspace,exception);
status=MagickFalse;
- if (invert == MagickFalse)
+ if( IfMagickFalse(invert) )
{
if ((GetPixelRedTraits(image) & UpdatePixelTrait) != 0)
{
channel_mask=SetImageChannelMask(image,RedChannel);
- status|=LevelImage(image,black_color->red,white_color->red,1.0,
+ status&=LevelImage(image,black_color->red,white_color->red,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
if ((GetPixelGreenTraits(image) & UpdatePixelTrait) != 0)
{
channel_mask=SetImageChannelMask(image,GreenChannel);
- status|=LevelImage(image,black_color->green,white_color->green,1.0,
+ status&=LevelImage(image,black_color->green,white_color->green,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
if ((GetPixelBlueTraits(image) & UpdatePixelTrait) != 0)
{
channel_mask=SetImageChannelMask(image,BlueChannel);
- status|=LevelImage(image,black_color->blue,white_color->blue,1.0,
+ status&=LevelImage(image,black_color->blue,white_color->blue,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
(image->colorspace == CMYKColorspace))
{
channel_mask=SetImageChannelMask(image,BlackChannel);
- status|=LevelImage(image,black_color->black,white_color->black,1.0,
+ status&=LevelImage(image,black_color->black,white_color->black,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
(image->alpha_trait == BlendPixelTrait))
{
channel_mask=SetImageChannelMask(image,AlphaChannel);
- status|=LevelImage(image,black_color->alpha,white_color->alpha,1.0,
+ status&=LevelImage(image,black_color->alpha,white_color->alpha,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
if ((GetPixelRedTraits(image) & UpdatePixelTrait) != 0)
{
channel_mask=SetImageChannelMask(image,RedChannel);
- status|=LevelizeImage(image,black_color->red,white_color->red,1.0,
+ status&=LevelizeImage(image,black_color->red,white_color->red,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
if ((GetPixelGreenTraits(image) & UpdatePixelTrait) != 0)
{
channel_mask=SetImageChannelMask(image,GreenChannel);
- status|=LevelizeImage(image,black_color->green,white_color->green,1.0,
+ status&=LevelizeImage(image,black_color->green,white_color->green,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
if ((GetPixelBlueTraits(image) & UpdatePixelTrait) != 0)
{
channel_mask=SetImageChannelMask(image,BlueChannel);
- status|=LevelizeImage(image,black_color->blue,white_color->blue,1.0,
+ status&=LevelizeImage(image,black_color->blue,white_color->blue,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
(image->colorspace == CMYKColorspace))
{
channel_mask=SetImageChannelMask(image,BlackChannel);
- status|=LevelizeImage(image,black_color->black,white_color->black,1.0,
+ status&=LevelizeImage(image,black_color->black,white_color->black,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
(image->alpha_trait == BlendPixelTrait))
{
channel_mask=SetImageChannelMask(image,AlphaChannel);
- status|=LevelizeImage(image,black_color->alpha,white_color->alpha,1.0,
+ status&=LevelizeImage(image,black_color->alpha,white_color->alpha,1.0,
exception);
(void) SetImageChannelMask(image,channel_mask);
}
}
- return(status == 0 ? MagickFalse : MagickTrue);
+ return(status != 0 ? MagickTrue : MagickFalse);
}
\f
/*
ConvertHCLToRGB(hue,chroma,luma,red,green,blue);
}
+static inline void ModulateHCLp(const double percent_hue,
+ const double percent_chroma,const double percent_luma,double *red,
+ double *green,double *blue)
+{
+ double
+ hue,
+ luma,
+ chroma;
+
+ /*
+ Increase or decrease color luma, chroma, or hue.
+ */
+ ConvertRGBToHCLp(*red,*green,*blue,&hue,&chroma,&luma);
+ hue+=0.5*(0.01*percent_hue-1.0);
+ while (hue < 0.0)
+ hue+=1.0;
+ while (hue > 1.0)
+ hue-=1.0;
+ chroma*=0.01*percent_chroma;
+ luma*=0.01*percent_luma;
+ ConvertHCLpToRGB(hue,chroma,luma,red,green,blue);
+}
+
static inline void ModulateHSB(const double percent_hue,
const double percent_saturation,const double percent_brightness,double *red,
double *green,double *blue)
ConvertHSBToRGB(hue,saturation,brightness,red,green,blue);
}
+static inline void ModulateHSI(const double percent_hue,
+ const double percent_saturation,const double percent_intensity,double *red,
+ double *green,double *blue)
+{
+ double
+ intensity,
+ hue,
+ saturation;
+
+ /*
+ Increase or decrease color intensity, saturation, or hue.
+ */
+ ConvertRGBToHSI(*red,*green,*blue,&hue,&saturation,&intensity);
+ hue+=0.5*(0.01*percent_hue-1.0);
+ while (hue < 0.0)
+ hue+=1.0;
+ while (hue > 1.0)
+ hue-=1.0;
+ saturation*=0.01*percent_saturation;
+ intensity*=0.01*percent_intensity;
+ ConvertHSIToRGB(hue,saturation,intensity,red,green,blue);
+}
+
static inline void ModulateHSL(const double percent_hue,
const double percent_saturation,const double percent_lightness,double *red,
double *green,double *blue)
hue+=0.5*(0.01*percent_hue-1.0);
while (hue < 0.0)
hue+=1.0;
- while (hue > 1.0)
+ while (hue >= 1.0)
hue-=1.0;
saturation*=0.01*percent_saturation;
lightness*=0.01*percent_lightness;
ConvertHSLToRGB(hue,saturation,lightness,red,green,blue);
}
+static inline void ModulateHSV(const double percent_hue,
+ const double percent_saturation,const double percent_value,double *red,
+ double *green,double *blue)
+{
+ double
+ hue,
+ saturation,
+ value;
+
+ /*
+ Increase or decrease color value, saturation, or hue.
+ */
+ ConvertRGBToHSV(*red,*green,*blue,&hue,&saturation,&value);
+ hue+=0.5*(0.01*percent_hue-1.0);
+ while (hue < 0.0)
+ hue+=1.0;
+ while (hue >= 1.0)
+ hue-=1.0;
+ saturation*=0.01*percent_saturation;
+ value*=0.01*percent_value;
+ ConvertHSVToRGB(hue,saturation,value,red,green,blue);
+}
+
static inline void ModulateHWB(const double percent_hue,
const double percent_whiteness,const double percent_blackness,double *red,
double *green,double *blue)
hue+=0.5*(0.01*percent_hue-1.0);
while (hue < 0.0)
hue+=1.0;
- while (hue > 1.0)
+ while (hue >= 1.0)
hue-=1.0;
blackness*=0.01*percent_blackness;
whiteness*=0.01*percent_whiteness;
ConvertHWBToRGB(hue,whiteness,blackness,red,green,blue);
}
+static inline void ModulateLCHab(const double percent_luma,
+ const double percent_chroma,const double percent_hue,double *red,
+ double *green,double *blue)
+{
+ double
+ hue,
+ luma,
+ chroma;
+
+ /*
+ Increase or decrease color luma, chroma, or hue.
+ */
+ ConvertRGBToLCHab(*red,*green,*blue,&luma,&chroma,&hue);
+ luma*=0.01*percent_luma;
+ chroma*=0.01*percent_chroma;
+ hue+=0.5*(0.01*percent_hue-1.0);
+ while (hue < 0.0)
+ hue+=1.0;
+ while (hue >= 1.0)
+ hue-=1.0;
+ ConvertLCHabToRGB(luma,chroma,hue,red,green,blue);
+}
+
+static inline void ModulateLCHuv(const double percent_luma,
+ const double percent_chroma,const double percent_hue,double *red,
+ double *green,double *blue)
+{
+ double
+ hue,
+ luma,
+ chroma;
+
+ /*
+ Increase or decrease color luma, chroma, or hue.
+ */
+ ConvertRGBToLCHuv(*red,*green,*blue,&luma,&chroma,&hue);
+ luma*=0.01*percent_luma;
+ chroma*=0.01*percent_chroma;
+ hue+=0.5*(0.01*percent_hue-1.0);
+ while (hue < 0.0)
+ hue+=1.0;
+ while (hue >= 1.0)
+ hue-=1.0;
+ ConvertLCHuvToRGB(luma,chroma,hue,red,green,blue);
+}
+
MagickExport MagickBooleanType ModulateImage(Image *image,const char *modulate,
ExceptionInfo *exception)
{
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (modulate == (char *) NULL)
return(MagickFalse);
- if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse)
- (void) TransformImageColorspace(image,sRGBColorspace,exception);
+ if( IfMagickFalse(IssRGBCompatibleColorspace(image->colorspace)) )
+ (void) SetImageColorspace(image,sRGBColorspace,exception);
flags=ParseGeometry(modulate,&geometry_info);
percent_brightness=geometry_info.rho;
percent_saturation=geometry_info.sigma;
red;
/*
- Modulate colormap.
+ Modulate image colormap.
*/
- red=image->colormap[i].red;
- green=image->colormap[i].green;
- blue=image->colormap[i].blue;
+ red=(double) image->colormap[i].red;
+ green=(double) image->colormap[i].green;
+ blue=(double) image->colormap[i].blue;
switch (colorspace)
{
case HCLColorspace:
&red,&green,&blue);
break;
}
+ case HCLpColorspace:
+ {
+ ModulateHCLp(percent_hue,percent_saturation,percent_brightness,
+ &red,&green,&blue);
+ break;
+ }
case HSBColorspace:
{
ModulateHSB(percent_hue,percent_saturation,percent_brightness,
&red,&green,&blue);
break;
}
+ case HSIColorspace:
+ {
+ ModulateHSI(percent_hue,percent_saturation,percent_brightness,
+ &red,&green,&blue);
+ break;
+ }
case HSLColorspace:
default:
{
&red,&green,&blue);
break;
}
+ case HSVColorspace:
+ {
+ ModulateHSV(percent_hue,percent_saturation,percent_brightness,
+ &red,&green,&blue);
+ break;
+ }
case HWBColorspace:
{
ModulateHWB(percent_hue,percent_saturation,percent_brightness,
&red,&green,&blue);
break;
}
+ case LCHColorspace:
+ case LCHabColorspace:
+ {
+ ModulateLCHab(percent_brightness,percent_saturation,percent_hue,
+ &red,&green,&blue);
+ break;
+ }
+ case LCHuvColorspace:
+ {
+ ModulateLCHuv(percent_brightness,percent_saturation,percent_hue,
+ &red,&green,&blue);
+ break;
+ }
}
+ image->colormap[i].red=red;
+ image->colormap[i].green=green;
+ image->colormap[i].blue=blue;
}
/*
Modulate image.
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
&red,&green,&blue);
break;
}
+ case HCLpColorspace:
+ {
+ ModulateHCLp(percent_hue,percent_saturation,percent_brightness,
+ &red,&green,&blue);
+ break;
+ }
case HSBColorspace:
{
ModulateHSB(percent_hue,percent_saturation,percent_brightness,
&red,&green,&blue);
break;
}
+ case HSVColorspace:
+ {
+ ModulateHSV(percent_hue,percent_saturation,percent_brightness,
+ &red,&green,&blue);
+ break;
+ }
case HWBColorspace:
{
ModulateHWB(percent_hue,percent_saturation,percent_brightness,
&red,&green,&blue);
break;
}
+ case LCHabColorspace:
+ {
+ ModulateLCHab(percent_brightness,percent_saturation,percent_hue,
+ &red,&green,&blue);
+ break;
+ }
+ case LCHColorspace:
+ case LCHuvColorspace:
+ {
+ ModulateLCHuv(percent_brightness,percent_saturation,percent_hue,
+ &red,&green,&blue);
+ break;
+ }
}
SetPixelRed(image,ClampToQuantum(red),q);
SetPixelGreen(image,ClampToQuantum(green),q);
SetPixelBlue(image,ClampToQuantum(blue),q);
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_ModulateImage)
#endif
proceed=SetImageProgress(image,ModulateImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
if (image->storage_class == PseudoClass)
for (i=0; i < (ssize_t) image->colors; i++)
/*
Negate colormap.
*/
- if (grayscale != MagickFalse)
+ if( IfMagickTrue(grayscale) )
if ((image->colormap[i].red != image->colormap[i].green) ||
(image->colormap[i].green != image->colormap[i].blue))
continue;
status=MagickTrue;
progress=0;
image_view=AcquireAuthenticCacheView(image,exception);
- if (grayscale != MagickFalse)
+ if( IfMagickTrue(grayscale) )
{
for (y=0; y < (ssize_t) image->rows; y++)
{
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,
exception);
register ssize_t
i;
- if ((GetPixelMask(image,q) == 0) ||
- (IsPixelGray(image,q) != MagickFalse))
+ if ((GetPixelReadMask(image,q) == 0) ||
+ IfMagickTrue(IsPixelGray(image,q)))
{
q+=GetPixelChannels(image);
continue;
q+=GetPixelChannels(image);
}
sync=SyncCacheViewAuthenticPixels(image_view,exception);
- if (sync == MagickFalse)
+ if( IfMagickFalse(sync) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#endif
proceed=SetImageProgress(image,NegateImageTag,progress++,
image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#pragma omp critical (MagickCore_NegateImage)
#endif
proceed=SetImageProgress(image,NegateImageTag,progress++,image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
+ if( IfMagickTrue(image->debug) )
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
/*
Side effect: may clamp values unless contrast<MagickEpsilon, in which
register ssize_t
i;
- if (sharpen != MagickFalse)
+ if( IfMagickTrue(sharpen) )
for (i=0; i < (ssize_t) image->colors; i++)
{
if ((GetPixelRedTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].red=ScaledSig(image->colormap[i].red);
+ image->colormap[i].red=(MagickRealType) ScaledSig(
+ image->colormap[i].red);
if ((GetPixelGreenTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].green=ScaledSig(image->colormap[i].green);
+ image->colormap[i].green=(MagickRealType) ScaledSig(
+ image->colormap[i].green);
if ((GetPixelBlueTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].blue=ScaledSig(image->colormap[i].blue);
+ image->colormap[i].blue=(MagickRealType) ScaledSig(
+ image->colormap[i].blue);
if ((GetPixelAlphaTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].alpha=ScaledSig(image->colormap[i].alpha);
+ image->colormap[i].alpha=(MagickRealType) ScaledSig(
+ image->colormap[i].alpha);
}
else
for (i=0; i < (ssize_t) image->colors; i++)
{
if ((GetPixelRedTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].red=InverseScaledSig(image->colormap[i].red);
+ image->colormap[i].red=(MagickRealType) InverseScaledSig(
+ image->colormap[i].red);
if ((GetPixelGreenTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].green=InverseScaledSig(image->colormap[i].green);
+ image->colormap[i].green=(MagickRealType) InverseScaledSig(
+ image->colormap[i].green);
if ((GetPixelBlueTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].blue=InverseScaledSig(image->colormap[i].blue);
+ image->colormap[i].blue=(MagickRealType) InverseScaledSig(
+ image->colormap[i].blue);
if ((GetPixelAlphaTraits(image) & UpdatePixelTrait) != 0)
- image->colormap[i].alpha=InverseScaledSig(image->colormap[i].alpha);
+ image->colormap[i].alpha=(MagickRealType) InverseScaledSig(
+ image->colormap[i].alpha);
}
}
/*
register ssize_t
x;
- if (status == MagickFalse)
+ if( IfMagickFalse(status) )
continue;
q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
register ssize_t
i;
- if (GetPixelMask(image,q) == 0)
+ if (GetPixelReadMask(image,q) == 0)
{
q+=GetPixelChannels(image);
continue;
PixelTrait traits=GetPixelChannelTraits(image,channel);
if ((traits & UpdatePixelTrait) == 0)
continue;
- if (sharpen != MagickFalse)
+ if( IfMagickTrue(sharpen) )
q[i]=ScaledSig(q[i]);
else
q[i]=InverseScaledSig(q[i]);
}
q+=GetPixelChannels(image);
}
- if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
+ if( IfMagickFalse(SyncCacheViewAuthenticPixels(image_view,exception)) )
status=MagickFalse;
if (image->progress_monitor != (MagickProgressMonitor) NULL)
{
#endif
proceed=SetImageProgress(image,SigmoidalContrastImageTag,progress++,
image->rows);
- if (proceed == MagickFalse)
+ if( IfMagickFalse(proceed) )
status=MagickFalse;
}
}
projects / imagemagick / blobdiff