MagickCore  6.7.5
Data Structures | Defines | Typedefs | Enumerations | Functions
pixel.h File Reference
#include <MagickCore/colorspace.h>
Include dependency graph for pixel.h:
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Data Structures

struct  _PixelChannelMap
struct  _PixelInfo
struct  _PixelPacket

Defines

#define MaxPixelChannels   32

Typedefs

typedef struct _PixelChannelMap PixelChannelMap
typedef struct _PixelInfo PixelInfo
typedef struct _PixelPacket PixelPacket
typedef struct _CacheView CacheView_

Enumerations

enum  ChannelType {
  UndefinedChannel = 0x0000, RedChannel = 0x0001, GrayChannel = 0x0001, CyanChannel = 0x0001,
  GreenChannel = 0x0002, MagentaChannel = 0x0002, BlueChannel = 0x0004, YellowChannel = 0x0004,
  BlackChannel = 0x0008, AlphaChannel = 0x0010, OpacityChannel = 0x0010, IndexChannel = 0x0020,
  MaskChannel = 0x0040, MetaChannel = 0x0080, CompositeChannels = 0x002F, AllChannels = 0x7ffffff,
  TrueAlphaChannel = 0x0100, RGBChannels = 0x0200, GrayChannels = 0x0400, SyncChannels = 0x1000,
  DefaultChannels = ((AllChannels | SyncChannels) &~ AlphaChannel)
}
enum  PixelInterpolateMethod {
  UndefinedInterpolatePixel, AverageInterpolatePixel, BicubicInterpolatePixel, BilinearInterpolatePixel,
  FilterInterpolatePixel, IntegerInterpolatePixel, MeshInterpolatePixel, NearestNeighborInterpolatePixel,
  SplineInterpolatePixel
}
enum  PixelChannel {
  UndefinedPixelChannel = 0, RedPixelChannel = 0, CyanPixelChannel = 0, GrayPixelChannel = 0,
  YPixelChannel = 0, GreenPixelChannel = 1, MagentaPixelChannel = 1, CbPixelChannel = 1,
  BluePixelChannel = 2, YellowPixelChannel = 2, CrPixelChannel = 2, BlackPixelChannel = 3,
  AlphaPixelChannel = 4, IndexPixelChannel = 5, MaskPixelChannel = 6, MetaPixelChannel = 7,
  IntensityPixelChannel = MaxPixelChannels, CompositePixelChannel = MaxPixelChannels, SyncPixelChannel = MaxPixelChannels+1
}
enum  PixelTrait { UndefinedPixelTrait = 0x000000, CopyPixelTrait = 0x000001, UpdatePixelTrait = 0x000002, BlendPixelTrait = 0x000004 }
enum  StorageType {
  UndefinedPixel, CharPixel, DoublePixel, FloatPixel,
  LongPixel, LongLongPixel, QuantumPixel, ShortPixel
}

Functions

MagickExport ChannelType SetPixelChannelMask (Image *, const ChannelType)
MagickExport MagickBooleanType ExportImagePixels (const Image *, const ssize_t, const ssize_t, const size_t, const size_t, const char *, const StorageType, void *, ExceptionInfo *)
MagickExport MagickBooleanType ImportImagePixels (Image *, const ssize_t, const ssize_t, const size_t, const size_t, const char *, const StorageType, const void *, ExceptionInfo *)
MagickExport MagickBooleanType InterpolatePixelChannel (const Image *, const CacheView_ *, const PixelChannel, const PixelInterpolateMethod, const double, const double, double *, ExceptionInfo *)
MagickExport MagickBooleanType InterpolatePixelChannels (const Image *, const CacheView_ *, const Image *, const PixelInterpolateMethod, const double, const double, Quantum *, ExceptionInfo *)
MagickExport MagickBooleanType InterpolatePixelInfo (const Image *, const CacheView_ *, const PixelInterpolateMethod, const double, const double, PixelInfo *, ExceptionInfo *)
MagickExport MagickBooleanType IsFuzzyEquivalencePixel (const Image *, const Quantum *, const Image *, const Quantum *)
MagickExport MagickBooleanType IsFuzzyEquivalencePixelInfo (const PixelInfo *, const PixelInfo *)
MagickExport PixelChannelMap * AcquirePixelChannelMap (void)
MagickExport PixelChannelMap * ClonePixelChannelMap (PixelChannelMap *)
MagickExport PixelChannelMap * DestroyPixelChannelMap (PixelChannelMap *)
MagickExport PixelInfo * ClonePixelInfo (const PixelInfo *)
MagickExport void InitializePixelChannelMap (Image *)
MagickExport void GetPixelInfo (const Image *, PixelInfo *)
MagickExport void SetPixelChannelMapMask (Image *, const ChannelType)

Define Documentation

#define MaxPixelChannels   32

Definition at line 27 of file pixel.h.

Referenced by GetOneCacheViewAuthenticPixel(), GetOneCacheViewVirtualPixel(), GetOneCacheViewVirtualMethodPixel(), GetOneAuthenticPixel(), GetOneAuthenticPixelFromCache(), GetOneVirtualPixel(), GetOneVirtualPixelFromCache(), OpenPixelCache(), GetAbsoluteDistortion(), GetFuzzDistortion(), GetMeanAbsoluteDistortion(), GetMeanSquaredDistortion(), GetNormalizedCrossCorrelationDistortion(), GetPeakAbsoluteDistortion(), GetPeakSignalToNoiseRatio(), GetRootMeanSquaredDistortion(), GetImageDistortion(), GetImageDistortions(), CompositeOverImage(), CompositeImage(), IdentifyImage(), AcquirePixelChannelMap(), ClonePixelChannelMap(), InitializePixelChannelMap(), ScaleImage(), AcquirePixelThreadSet(), IntensityCompare(), EvaluateImages(), GetImageStatistics(), GetOneAuthenticPixelFromStream(), GetOneVirtualPixelFromStream(), and OrderedPosterizeImage().

Typedef Documentation

typedef struct _CacheView CacheView_

Definition at line 165 of file pixel.h.

typedef struct _PixelChannelMap PixelChannelMap
typedef struct _PixelInfo PixelInfo
typedef struct _PixelPacket PixelPacket

Enumeration Type Documentation

enum ChannelType
Enumerator:
UndefinedChannel 
RedChannel 
GrayChannel 
CyanChannel 
GreenChannel 
MagentaChannel 
BlueChannel 
YellowChannel 
BlackChannel 
AlphaChannel 
OpacityChannel 
IndexChannel 
MaskChannel 
MetaChannel 
CompositeChannels 
AllChannels 
TrueAlphaChannel 
RGBChannels 
GrayChannels 
SyncChannels 
DefaultChannels 

Definition at line 30 of file pixel.h.

enum PixelChannel
Enumerator:
UndefinedPixelChannel 
RedPixelChannel 
CyanPixelChannel 
GrayPixelChannel 
YPixelChannel 
GreenPixelChannel 
MagentaPixelChannel 
CbPixelChannel 
BluePixelChannel 
YellowPixelChannel 
CrPixelChannel 
BlackPixelChannel 
AlphaPixelChannel 
IndexPixelChannel 
MaskPixelChannel 
MetaPixelChannel 
IntensityPixelChannel 
CompositePixelChannel 
SyncPixelChannel 

Definition at line 71 of file pixel.h.

enum PixelInterpolateMethod
Enumerator:
UndefinedInterpolatePixel 
AverageInterpolatePixel 
BicubicInterpolatePixel 
BilinearInterpolatePixel 
FilterInterpolatePixel 
IntegerInterpolatePixel 
MeshInterpolatePixel 
NearestNeighborInterpolatePixel 
SplineInterpolatePixel 

Definition at line 58 of file pixel.h.

enum PixelTrait
Enumerator:
UndefinedPixelTrait 
CopyPixelTrait 
UpdatePixelTrait 
BlendPixelTrait 

Definition at line 94 of file pixel.h.

enum StorageType
Enumerator:
UndefinedPixel 
CharPixel 
DoublePixel 
FloatPixel 
LongPixel 
LongLongPixel 
QuantumPixel 
ShortPixel 

Definition at line 153 of file pixel.h.

Function Documentation

MagickExport PixelChannelMap* AcquirePixelChannelMap ( void  )
MagickExport PixelChannelMap * ClonePixelChannelMap ( PixelChannelMap *  )
MagickExport PixelInfo* ClonePixelInfo ( const PixelInfo *  )

Definition at line 255 of file pixel.c.

References AcquireQuantumMemory(), ThrowFatalException, and ResourceLimitFatalError.

Referenced by FxGetSymbol().

MagickExport PixelChannelMap * DestroyPixelChannelMap ( PixelChannelMap *  )

Definition at line 290 of file pixel.c.

References RelinquishMagickMemory().

Referenced by DestroyImage().

MagickExport MagickBooleanType ExportImagePixels ( const Image *  ,
const ssize_t  ,
const ssize_t  ,
const size_t  ,
const size_t  ,
const char *  ,
const StorageType  ,
void *  ,
ExceptionInfo *   
)
MagickExport void GetPixelInfo ( const Image *  ,
PixelInfo *   
)
MagickExport MagickBooleanType ImportImagePixels ( Image *  ,
const ssize_t  ,
const ssize_t  ,
const size_t  ,
const size_t  ,
const char *  ,
const StorageType  ,
const void *  ,
ExceptionInfo *   
)
MagickExport void InitializePixelChannelMap ( Image *  )
MagickExport MagickBooleanType InterpolatePixelChannel ( const Image *  ,
const CacheView_ *  ,
const PixelChannel  ,
const PixelInterpolateMethod  ,
const double  ,
const double  ,
double *  ,
ExceptionInfo *   
)
MagickExport MagickBooleanType InterpolatePixelChannels ( const Image *  ,
const CacheView_ *  ,
const Image *  ,
const PixelInterpolateMethod  ,
const double  ,
const double  ,
Quantum *  ,
ExceptionInfo *   
)
MagickExport MagickBooleanType InterpolatePixelInfo ( const Image *  ,
const CacheView_ *  ,
const PixelInterpolateMethod  ,
const double  ,
const double  ,
PixelInfo *  ,
ExceptionInfo *   
)
MagickExport MagickBooleanType IsFuzzyEquivalencePixel ( const Image *  ,
const Quantum *  ,
const Image *  ,
const Quantum *   
)
MagickExport MagickBooleanType IsFuzzyEquivalencePixelInfo ( const PixelInfo *  ,
const PixelInfo *   
)

Definition at line 5535 of file pixel.c.

References _PixelInfo::fuzz, IsPixelInfoEquivalent(), MagickMax(), MagickSQ1_2, _PixelInfo::matte, MagickFalse, _PixelInfo::alpha, OpaqueAlpha, QuantumScale, MagickEpsilon, MagickTrue, _PixelInfo::colorspace, CMYKColorspace, _PixelInfo::black, QuantumRange, _PixelInfo::red, HSLColorspace, HSBColorspace, HWBColorspace, _PixelInfo::green, and _PixelInfo::blue.

Referenced by GetImageBoundingBox(), IsEquivalentImage(), DrawPrimitive(), ComparePixels(), FloodfillPaintImage(), OpaquePaintImage(), and TransparentPaintImage().

MagickExport void SetPixelChannelMapMask ( Image *  ,
const ChannelType   
)

Definition at line 5649 of file pixel.c.

References _Image::channel_mask, GetPixelChannels(), GetPixelChannelMapChannel(), SetPixelChannelMapTraits(), GetChannelBit, CopyPixelTrait, _Image::matte, MagickFalse, AlphaPixelChannel, UpdatePixelTrait, BlendPixelTrait, _Image::storage_class, PseudoClass, IndexPixelChannel, _Image::mask, MaskPixelChannel, _Image::debug, and LogPixelChannels.

Referenced by ShadowImage(), MontageImageList(), and SetPixelChannelMask().

MagickExport ChannelType SetPixelChannelMask ( Image *  ,
const ChannelType   
)

Definition at line 5703 of file pixel.c.

References _Image::channel_mask, and SetPixelChannelMapMask().

Referenced by DrawPrimitive(), AutoGammaImage(), LevelImageColors(), ShadowImage(), MinMaxStretchImage(), SetImageType(), and InitializePixelChannelMap().