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ImageMagick-6.1.1/magick/image.h

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00001 /*
00002   ImageMagick Image public methods.
00003 */
00004 #ifndef _MAGICK_IMAGE_H
00005 #define _MAGICK_IMAGE_H
00006 
00007 #if defined(__cplusplus) || defined(c_plusplus)
00008 extern "C" {
00009 #endif
00010 
00011 #define ColorMatch(p,q) ((MagickBooleanType) (((p)->red == (q)->red) && \
00012   ((p)->green == (q)->green) && ((p)->blue == (q)->blue)))
00013 #define OpaqueOpacity  ((Quantum) 0UL)
00014 #define PixelIntensity(pixel) ((MagickRealType) \
00015   (0.299*(pixel)->red+0.587*(pixel)->green+0.114*(pixel)->blue+0.5))
00016 #define PixelIntensityToQuantum(pixel) ((Quantum) \
00017   (0.299*(pixel)->red+0.587*(pixel)->green+0.114*(pixel)->blue+0.5))
00018 #define ScaleColor5to8(x)  (((x) << 3) | ((x) >> 2))
00019 #define ScaleColor6to8(x)  (((x) << 2) | ((x) >> 4))
00020 #define TransparentOpacity  ((Quantum) MaxRGB)
00021 
00022 typedef enum
00023 {
00024   UndefinedTransmitType,
00025   FileTransmitType,
00026   BlobTransmitType,
00027   StreamTransmitType,
00028   ImageTransmitType
00029 } TransmitType;
00030 
00031 extern MagickExport const PixelPacket
00032   *AcquireImagePixels(const Image *,const long,const long,const unsigned long,
00033     const unsigned long,ExceptionInfo *);
00034 
00035 extern MagickExport ExceptionType
00036   CatchImageException(Image *);
00037 
00038 extern MagickExport Image
00039   *AllocateImage(const ImageInfo *),
00040   *AppendImages(const Image *,const MagickBooleanType,ExceptionInfo *),
00041   *AverageImages(const Image *,ExceptionInfo *),
00042   *CloneImage(const Image *,const unsigned long,const unsigned long,
00043     const MagickBooleanType,ExceptionInfo *),
00044   *CombineImages(const Image *,const ChannelType,ExceptionInfo *),
00045   *DestroyImage(Image *),
00046   *GetImageClipMask(const Image *,ExceptionInfo *),
00047   *ReferenceImage(Image *);
00048 
00049 extern MagickExport ImageInfo
00050   *CloneImageInfo(const ImageInfo *),
00051   *DestroyImageInfo(ImageInfo *);
00052 
00053 extern MagickExport ImageType
00054   GetImageType(const Image *,ExceptionInfo *);
00055 
00056 extern MagickExport IndexPacket
00057   *GetIndexes(const Image *);
00058 
00059 extern MagickExport MagickBooleanType
00060   AllocateImageColormap(Image *,const unsigned long),
00061   AnimateImages(const ImageInfo *,Image *),
00062   ClipImage(Image *),
00063   ClipPathImage(Image *,const char *,const MagickBooleanType),
00064   GradientImage(Image *,const PixelPacket *,const PixelPacket *),
00065   CycleColormapImage(Image *,const long),
00066   DescribeImage(Image *,FILE *,const MagickBooleanType),
00067   DisplayImages(const ImageInfo *,Image *),
00068   GetImageChannelExtrema(const Image *,const ChannelType,unsigned long *,
00069     unsigned long *,ExceptionInfo *),
00070   GetImageExtrema(const Image *,unsigned long *,unsigned long *,
00071     ExceptionInfo *),
00072   GetImageChannelMean(const Image *,const ChannelType,double *,double *,
00073     ExceptionInfo *),
00074   GetImageMean(const Image *,double *,double *,ExceptionInfo *),
00075   GradientImage(Image *,const PixelPacket *,const PixelPacket *),
00076   IsTaintImage(const Image *),
00077   IsMagickConflict(const char *),
00078   ListMagickInfo(FILE *,ExceptionInfo *),
00079   PlasmaImage(Image *,const SegmentInfo *,unsigned long,unsigned long),
00080   SeparateImageChannel(Image *,const ChannelType),
00081   SetImageChannelDepth(Image *,const ChannelType,const unsigned long),
00082   SetImageClipMask(Image *,const Image *),
00083   SetImageInfo(ImageInfo *,const MagickBooleanType,ExceptionInfo *),
00084   SetImageDepth(Image *,const unsigned long),
00085   SetImageType(Image *,const ImageType),
00086   SignatureImage(Image *),
00087   SortColormapByIntensity(Image *),
00088   StripImage(Image *),
00089   SyncImage(Image *),
00090   SyncImagePixels(Image *),
00091   TextureImage(Image *,const Image *);
00092 
00093 extern MagickExport PixelPacket
00094   AcquireOnePixel(const Image *,const long,const long,ExceptionInfo *),
00095   *GetImagePixels(Image *,const long,const long,const unsigned long,
00096     const unsigned long),
00097   GetOnePixel(Image *,const long,const long),
00098   *GetPixels(const Image *),
00099   *SetImagePixels(Image *,const long,const long,const unsigned long,
00100     const unsigned long);
00101 
00102 extern MagickExport RectangleInfo
00103   GetImageBoundingBox(const Image *,ExceptionInfo *exception);
00104 
00105 extern MagickExport unsigned long
00106   GetImageChannelDepth(const Image *,const ChannelType,ExceptionInfo *),
00107   GetImageDepth(const Image *,ExceptionInfo *),
00108   GetImageQuantumDepth(const Image *,const MagickBooleanType);
00109 
00110 extern MagickExport void
00111   AllocateNextImage(const ImageInfo *,Image *),
00112   DestroyColorList(void),
00113   DestroyImagePixels(Image *),
00114   GetImageException(Image *,ExceptionInfo *),
00115   GetImageInfo(ImageInfo *),
00116   ModifyImage(Image **,ExceptionInfo *),
00117   SetImage(Image *,const Quantum),
00118   SetImageOpacity(Image *,const Quantum);
00119 
00120 #if defined(__cplusplus) || defined(c_plusplus)
00121 }
00122 #endif
00123 
00124 #endif
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