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- /*
- ImageMagick Image Methods.
- */
- #ifndef _MAGICK_IMAGE_H
- #define _MAGICK_IMAGE_H
-
- #if defined(__cplusplus) || defined(c_plusplus)
- extern "C" {
- #endif
-
- #define ColorMatch(p,q) (((p)->red == (q)->red) && \
- ((p)->green == (q)->green) && ((p)->blue == (q)->blue))
- #define OpaqueOpacity ((Quantum) 0UL)
- #define PixelIntensity(pixel) ((MagickRealType) \
- (0.299*(pixel)->red+0.587*(pixel)->green+0.114*(pixel)->blue+0.5))
- #define PixelIntensityToQuantum(pixel) ((Quantum) \
- (0.299*(pixel)->red+0.587*(pixel)->green+0.114*(pixel)->blue+0.5))
- #define ScaleColor5to8(x) (((x) << 3) | ((x) >> 2))
- #define ScaleColor6to8(x) (((x) << 2) | ((x) >> 4))
- #define TransparentOpacity ((Quantum) MaxRGB)
-
- typedef enum
- {
- UndefinedTransmitType,
- FileTransmitType,
- BlobTransmitType,
- StreamTransmitType,
- ImageTransmitType
- } TransmitType;
-
- extern MagickExport const char
- *BackgroundColor,
- *BorderColor,
- *DefaultTileFrame,
- *DefaultTileGeometry,
- *DefaultTileLabel,
- *ForegroundColor,
- *MatteColor,
- *LoadImageTag,
- *LoadImagesTag,
- *PSDensityGeometry,
- *PSPageGeometry,
- *SaveImageTag,
- *SaveImagesTag;
-
- extern MagickExport const unsigned long
- UndefinedCompressionQuality;
-
- extern MagickExport const PixelPacket
- *AcquireImagePixels(const Image *,const long,const long,const unsigned long,
- const unsigned long,ExceptionInfo *);
-
- extern MagickExport ExceptionType
- CatchImageException(Image *);
-
- extern MagickExport Image
- *AllocateImage(const ImageInfo *),
- *AppendImages(const Image *,const unsigned int,ExceptionInfo *),
- *AverageImages(const Image *,ExceptionInfo *),
- *CloneImage(const Image *,const unsigned long,const unsigned long,
- const unsigned int,ExceptionInfo *),
- *CombineImages(const Image *,const ChannelType,ExceptionInfo *),
- *ReferenceImage(Image *);
-
- extern MagickExport ImageInfo
- *CloneImageInfo(const ImageInfo *);
-
- extern MagickExport ImageType
- GetImageType(const Image *,ExceptionInfo *);
-
- extern MagickExport IndexPacket
- *GetIndexes(const Image *);
-
- extern MagickExport PixelPacket
- AcquireOnePixel(const Image *,const long,const long,ExceptionInfo *),
- *GetImagePixels(Image *,const long,const long,const unsigned long,
- const unsigned long),
- GetOnePixel(Image *,const long,const long),
- *GetPixels(const Image *),
- *SetImagePixels(Image *,const long,const long,const unsigned long,
- const unsigned long);
-
- extern MagickExport RectangleInfo
- GetImageBoundingBox(const Image *,ExceptionInfo *exception);
-
- extern MagickExport unsigned int
- AllocateImageColormap(Image *,const unsigned long),
- AnimateImages(const ImageInfo *,Image *),
- ClipImage(Image *),
- ClipPathImage(Image *,const char *,const unsigned int),
- GradientImage(Image *,const PixelPacket *,const PixelPacket *),
- CycleColormapImage(Image *,const long),
- DescribeImage(Image *,FILE *,const unsigned int),
- DisplayImages(const ImageInfo *,Image *),
- GetImageChannelExtrema(const Image *,const ChannelType,unsigned long *,
- unsigned long *,ExceptionInfo *),
- GetImageExtrema(const Image *,unsigned long *,unsigned long *,
- ExceptionInfo *),
- GetImageChannelMean(const Image *,const ChannelType,double *,double *,
- ExceptionInfo *),
- GetImageMean(const Image *,double *,double *,ExceptionInfo *),
- GradientImage(Image *,const PixelPacket *,const PixelPacket *),
- IsTaintImage(const Image *),
- IsMagickConflict(const char *),
- ListMagickInfo(FILE *,ExceptionInfo *),
- PlasmaImage(Image *,const SegmentInfo *,unsigned long,unsigned long),
- SeparateImageChannel(Image *,const ChannelType),
- SetImageChannelDepth(Image *,const ChannelType,const unsigned long),
- SetImageClipMask(Image *,Image *),
- SetImageInfo(ImageInfo *,const unsigned int,ExceptionInfo *),
- SetImageDepth(Image *,const unsigned long),
- SetImageType(Image *,const ImageType),
- SignatureImage(Image *),
- SortColormapByIntensity(Image *),
- StripImage(Image *),
- SyncImagePixels(Image *),
- TextureImage(Image *,const Image *),
- TransformColorspace(Image *,const ColorspaceType);
-
- extern MagickExport unsigned long
- GetImageChannelDepth(const Image *,const ChannelType,ExceptionInfo *),
- GetImageDepth(const Image *,ExceptionInfo *),
- GetImageQuantumDepth(const Image *);
-
- extern MagickExport void
- AllocateNextImage(const ImageInfo *,Image *),
- DestroyColorList(void),
- DestroyImage(Image *),
- DestroyImageInfo(ImageInfo *),
- DestroyImagePixels(Image *),
- GetImageException(Image *,ExceptionInfo *),
- GetImageInfo(ImageInfo *),
- ModifyImage(Image **,ExceptionInfo *),
- SetImage(Image *,const Quantum),
- SetImageOpacity(Image *,const Quantum),
- SyncImage(Image *);
-
- #if defined(__cplusplus) || defined(c_plusplus)
- }
- #endif
-
- #endif
-