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ImageMagick in VB.NET

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22 May 200722 min read 418.6K   32.9K   137  
ImageMagick is a powerful image manipulation that supports a wide variety of formats. In this article we develop an ImageMagick Wraper in C++ to expose functionalities in Magick++ to a .NET application.
/*
  Copyright 1999-2006 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.
  obtain a copy of the License at
  
    http://www.imagemagick.org/script/license.php
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

  MagickCore types.
*/
#ifndef _MAGICKCORE_MAGICK_TYPE_H
#define _MAGICKCORE_MAGICK_TYPE_H

#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif

typedef enum
{
  MagickFalse = 0,
  MagickTrue = 1
} MagickBooleanType;

#include "magick/semaphore.h"

#if !defined(QuantumDepth)
#define QuantumDepth  16
#define QuantumLeap
#endif

#if defined(__WINDOWS__)
#  define MagickLLConstant(c)  (MagickOffsetType) (c ## i64)
#  define MagickULLConstant(c)  (MagickSizeType) (c ## ui64)
#else
#  define MagickLLConstant(c)  (MagickOffsetType) (c ## LL)
#  define MagickULLConstant(c)  (MagickSizeType) (c ## ULL)
#endif

#if (QuantumDepth == 8)
#define MagickEpsilon  1.0e-6
#define MaxColormapSize  256
#define MaxMap  255UL
#define QuantumFormat  "%u"
#define QuantumRange  ((Quantum) 255)

typedef float MagickRealType;
typedef unsigned char Quantum;
#elif (QuantumDepth == 16)
#define MagickEpsilon  1.0e-10
#define MaxColormapSize  65536
#define MaxMap  65535UL
#define QuantumFormat  "%u"
#define QuantumRange  ((Quantum) 65535)

typedef double MagickRealType;
typedef unsigned short Quantum;
#elif (QuantumDepth == 32)
#define MagickEpsilon  1.0e-10
#define MaxColormapSize  65536
#define MaxMap  65535UL
#define QuantumFormat  "%u"
#define QuantumRange  ((Quantum) 4294967295U)

#if defined(HAVE_LONG_DOUBLE)
typedef long double MagickRealType;
#else
typedef double MagickRealType;
#endif
typedef unsigned int Quantum;
#elif (QuantumDepth == 64) && defined(HAVE_LONG_DOUBLE)
#define MagickEpsilon  1.0e-10
#define MaxColormapSize  65536
#define MaxMap  65535UL
#define QuantumFormat  "%llu"
#define QuantumRange  \
  ((Quantum) MagickULLConstant(18446744073709551615))

typedef long double MagickRealType;
typedef unsigned long long Quantum;
#else
#if !defined(_CH_)
# error "Specified value of QuantumDepth is not supported"
#endif
#endif
#define MaxRGB  QuantumRange  /* deprecated */

/*
  Typedef declarations.
*/
typedef unsigned int MagickStatusType;
#if !defined(__WINDOWS__)
#if (SIZEOF_LONG_LONG == 8)
typedef long long MagickOffsetType;
typedef unsigned long long MagickSizeType;
#define MagickSizeFormat  "%10llu"
#else
typedef long MagickOffsetType;
typedef unsigned long MagickSizeType;
#define MagickSizeFormat  "%10lu"
#endif
#else
typedef __int64 MagickOffsetType;
typedef unsigned __int64 MagickSizeType;
#define MagickSizeFormat  "%10llu"
#endif

#if defined(macintosh)
#define ExceptionInfo  MagickExceptionInfo
#endif

typedef enum
{
  UndefinedChannel,
  RedChannel = 0x0001,
  GrayChannel = 0x0001,
  CyanChannel = 0x0001,
  GreenChannel = 0x0002,
  MagentaChannel = 0x0002,
  BlueChannel = 0x0004,
  YellowChannel = 0x0004,
  AlphaChannel = 0x0008,
  OpacityChannel = 0x0008,
  MatteChannel = 0x0008,  /* deprecated */
  BlackChannel = 0x0020,
  IndexChannel = 0x0020,
  AllChannels = 0xff,
  DefaultChannels = (AllChannels &~ OpacityChannel)
} ChannelType;

typedef enum
{
  UndefinedClass,
  DirectClass,
  PseudoClass
} ClassType;

typedef enum
{
  UndefinedColorspace,
  RGBColorspace,
  GRAYColorspace,
  TransparentColorspace,
  OHTAColorspace,
  LABColorspace,
  XYZColorspace,
  YCbCrColorspace,
  YCCColorspace,
  YIQColorspace,
  YPbPrColorspace,
  YUVColorspace,
  CMYKColorspace,
  sRGBColorspace,
  HSBColorspace,
  HSLColorspace,
  HWBColorspace,
  Rec601LumaColorspace,
  Rec601YCbCrColorspace,
  Rec709LumaColorspace,
  Rec709YCbCrColorspace,
  LogColorspace
} ColorspaceType;

typedef enum
{
  UndefinedCompositeOp,
  NoCompositeOp,
  AddCompositeOp,
  AtopCompositeOp,
  BlendCompositeOp,
  BumpmapCompositeOp,
  ClearCompositeOp,
  ColorBurnCompositeOp,
  ColorDodgeCompositeOp,
  ColorizeCompositeOp,
  CopyBlackCompositeOp,
  CopyBlueCompositeOp,
  CopyCompositeOp,
  CopyCyanCompositeOp,
  CopyGreenCompositeOp,
  CopyMagentaCompositeOp,
  CopyOpacityCompositeOp,
  CopyRedCompositeOp,
  CopyYellowCompositeOp,
  DarkenCompositeOp,
  DstAtopCompositeOp,
  DstCompositeOp,
  DstInCompositeOp,
  DstOutCompositeOp,
  DstOverCompositeOp,
  DifferenceCompositeOp,
  DisplaceCompositeOp,
  DissolveCompositeOp,
  ExclusionCompositeOp,
  HardLightCompositeOp,
  HueCompositeOp,
  InCompositeOp,
  LightenCompositeOp,
  LuminizeCompositeOp,
  MinusCompositeOp,
  ModulateCompositeOp,
  MultiplyCompositeOp,
  OutCompositeOp,
  OverCompositeOp,
  OverlayCompositeOp,
  PlusCompositeOp,
  ReplaceCompositeOp,
  SaturateCompositeOp,
  ScreenCompositeOp,
  SoftLightCompositeOp,
  SrcAtopCompositeOp,
  SrcCompositeOp,
  SrcInCompositeOp,
  SrcOutCompositeOp,
  SrcOverCompositeOp,
  SubtractCompositeOp,
  ThresholdCompositeOp,
  XorCompositeOp
} CompositeOperator;

typedef enum
{
  UndefinedCompression,
  NoCompression,
  BZipCompression,
  FaxCompression,
  Group4Compression,
  JPEGCompression,
  JPEG2000Compression,
  LosslessJPEGCompression,
  LZWCompression,
  RLECompression,
  ZipCompression
} CompressionType;

typedef enum
{
  UnrecognizedDispose,
  UndefinedDispose = 0,
  NoneDispose = 1,
  BackgroundDispose = 2,
  PreviousDispose = 3
} DisposeType;

typedef enum
{
  UndefinedEndian,
  LSBEndian,
  MSBEndian
} EndianType;

typedef enum
{
  UndefinedException,
  WarningException = 300,
  ResourceLimitWarning = 300,
  TypeWarning = 305,
  OptionWarning = 310,
  DelegateWarning = 315,
  MissingDelegateWarning = 320,
  CorruptImageWarning = 325,
  FileOpenWarning = 330,
  BlobWarning = 335,
  StreamWarning = 340,
  CacheWarning = 345,
  CoderWarning = 350,
  ModuleWarning = 355,
  DrawWarning = 360,
  ImageWarning = 365,
  WandWarning = 370,
  XServerWarning = 380,
  MonitorWarning = 385,
  RegistryWarning = 390,
  ConfigureWarning = 395,
  ErrorException = 400,
  ResourceLimitError = 400,
  TypeError = 405,
  OptionError = 410,
  DelegateError = 415,
  MissingDelegateError = 420,
  CorruptImageError = 425,
  FileOpenError = 430,
  BlobError = 435,
  StreamError = 440,
  CacheError = 445,
  CoderError = 450,
  ModuleError = 455,
  DrawError = 460,
  ImageError = 465,
  WandError = 470,
  XServerError = 480,
  MonitorError = 485,
  RegistryError = 490,
  ConfigureError = 495,
  FatalErrorException = 700,
  ResourceLimitFatalError = 700,
  TypeFatalError = 705,
  OptionFatalError = 710,
  DelegateFatalError = 715,
  MissingDelegateFatalError = 720,
  CorruptImageFatalError = 725,
  FileOpenFatalError = 730,
  BlobFatalError = 735,
  StreamFatalError = 740,
  CacheFatalError = 745,
  CoderFatalError = 750,
  ModuleFatalError = 755,
  DrawFatalError = 760,
  ImageFatalError = 765,
  WandFatalError = 770,
  XServerFatalError = 780,
  MonitorFatalError = 785,
  RegistryFatalError = 790,
  ConfigureFatalError = 795
} ExceptionType;

typedef enum
{
  UndefinedFilter,
  PointFilter,
  BoxFilter,
  TriangleFilter,
  HermiteFilter,
  HanningFilter,
  HammingFilter,
  BlackmanFilter,
  GaussianFilter,
  QuadraticFilter,
  CubicFilter,
  CatromFilter,
  MitchellFilter,
  LanczosFilter,
  BesselFilter,
  SincFilter
} FilterTypes;

#ifdef ForgetGravity
#undef ForgetGravity
#undef NorthWestGravity
#undef NorthGravity
#undef NorthEastGravity
#undef WestGravity
#undef CenterGravity
#undef EastGravity
#undef SouthWestGravity
#undef SouthGravity
#undef SouthEastGravity
#undef StaticGravity
#endif

typedef enum
{
  UndefinedGravity,
  ForgetGravity = 0,
  NorthWestGravity = 1,
  NorthGravity = 2,
  NorthEastGravity = 3,
  WestGravity = 4,
  CenterGravity = 5,
  EastGravity = 6,
  SouthWestGravity = 7,
  SouthGravity = 8,
  SouthEastGravity = 9,
  StaticGravity = 10
} GravityType;

typedef enum
{
  UndefinedType,
  BilevelType,
  GrayscaleType,
  GrayscaleMatteType,
  PaletteType,
  PaletteMatteType,
  TrueColorType,
  TrueColorMatteType,
  ColorSeparationType,
  ColorSeparationMatteType,
  OptimizeType,
  PaletteBilevelMatteType
} ImageType;

typedef enum
{
  UndefinedInterlace,
  NoInterlace,
  LineInterlace,
  PlaneInterlace,
  PartitionInterlace
} InterlaceType;

typedef enum
{
  UndefinedOrientation,
  TopLeftOrientation,
  TopRightOrientation,
  BottomRightOrientation,
  BottomLeftOrientation,
  LeftTopOrientation,
  RightTopOrientation,
  RightBottomOrientation,
  LeftBottomOrientation
} OrientationType;

typedef enum
{
  UndefinedPreview,
  RotatePreview,
  ShearPreview,
  RollPreview,
  HuePreview,
  SaturationPreview,
  BrightnessPreview,
  GammaPreview,
  SpiffPreview,
  DullPreview,
  GrayscalePreview,
  QuantizePreview,
  DespecklePreview,
  ReduceNoisePreview,
  AddNoisePreview,
  SharpenPreview,
  BlurPreview,
  ThresholdPreview,
  EdgeDetectPreview,
  SpreadPreview,
  SolarizePreview,
  ShadePreview,
  RaisePreview,
  SegmentPreview,
  SwirlPreview,
  ImplodePreview,
  WavePreview,
  OilPaintPreview,
  CharcoalDrawingPreview,
  JPEGPreview
} PreviewType;

typedef enum
{
  UndefinedIntent,
  SaturationIntent,
  PerceptualIntent,
  AbsoluteIntent,
  RelativeIntent
} RenderingIntent;

typedef enum
{
  UndefinedResolution,
  PixelsPerInchResolution,
  PixelsPerCentimeterResolution
} ResolutionType;

typedef enum
{
  UndefinedTimerState,
  StoppedTimerState,
  RunningTimerState
} TimerState;

typedef struct _AffineMatrix
{
  double
    sx,
    rx,
    ry,
    sy,
    tx,
    ty;
} AffineMatrix;

typedef Quantum IndexPacket;

typedef struct _PixelPacket
{
#if defined(WORDS_BIGENDIAN)
  Quantum
    red,
    green,
    blue,
    opacity;
#else
  Quantum
    blue,
    green,
    red,
    opacity;
#endif
} PixelPacket;

typedef struct _ColorPacket
{
  PixelPacket
    pixel;

  IndexPacket
    index;

  MagickSizeType
    count;
} ColorPacket;

typedef struct _ErrorInfo
{
  double
    mean_error_per_pixel,
    normalized_mean_error,
    normalized_maximum_error;
} ErrorInfo;

typedef enum
{
  UndefinedInterpolatePixel,
  AverageInterpolatePixel,
  BicubicInterpolatePixel,
  BilinearInterpolatePixel,
  FilterInterpolatePixel,
  IntegerInterpolatePixel,
  MeshInterpolatePixel,
  NearestNeighborInterpolatePixel
} InterpolatePixelMethod;

typedef struct _PrimaryInfo
{
  double
    x,
    y,
    z;
} PrimaryInfo;

typedef struct _ProfileInfo
{
  char
    *name;

  size_t
    length;

  unsigned char
    *info;

  unsigned long
    signature;
} ProfileInfo;

typedef struct _RectangleInfo
{
  unsigned long
    width,
    height;

  long
    x,
    y;
} RectangleInfo;

typedef struct _SegmentInfo
{
  double
    x1,
    y1,
    x2,
    y2;
} SegmentInfo;

typedef struct _Timer
{
  double
    start,
    stop,
    total;
} Timer;

typedef struct _TimerInfo
{
  Timer
    user,
    elapsed;

  TimerState
    state;

  unsigned long
    signature;
} TimerInfo;

typedef enum
{
  UndefinedVirtualPixelMethod,
  BackgroundVirtualPixelMethod,
  ConstantVirtualPixelMethod,  /* deprecated */
  DitherVirtualPixelMethod,
  EdgeVirtualPixelMethod,
  MirrorVirtualPixelMethod,
  RandomVirtualPixelMethod,
  TileVirtualPixelMethod,
  TransparentVirtualPixelMethod
} VirtualPixelMethod;

typedef struct _ChromaticityInfo
{
  PrimaryInfo
    red_primary,
    green_primary,
    blue_primary,
    white_point;
} ChromaticityInfo;

typedef struct _ExceptionInfo
{
  ExceptionType
    severity;

  int
    error_number;

  char
    *reason,
    *description;

  void
    *exceptions;

  MagickBooleanType
    relinquish;

  SemaphoreInfo
    *semaphore;

  unsigned long
    signature;
} ExceptionInfo;

typedef MagickBooleanType
  (*MagickProgressMonitor)(const char *,const MagickOffsetType,
    const MagickSizeType,void *);

typedef struct _Ascii85Info _Ascii85Info_;

typedef struct _BlobInfo _BlobInfo_;

typedef struct _Image
{
  ClassType
    storage_class;

  ColorspaceType
    colorspace;

  CompressionType
    compression;

  unsigned long
    quality;

  OrientationType
    orientation;

  MagickBooleanType
    taint,
    matte;

  unsigned long
    columns,
    rows,
    depth,
    colors;

  PixelPacket
    *colormap,
    background_color,
    border_color,
    matte_color;

  double
    gamma;

  ChromaticityInfo
    chromaticity;

  RenderingIntent
    rendering_intent;

  void
    *profiles;

  ResolutionType
    units;

  char
    *montage,
    *directory,
    *geometry;

  long
    offset;

  double
    x_resolution,
    y_resolution;

  RectangleInfo
    page,
    extract_info,
    tile_info;  /* deprecated */

  double
    bias,
    blur,
    fuzz;

  FilterTypes
    filter;

  InterlaceType
    interlace;

  EndianType
    endian;

  GravityType
    gravity;

  CompositeOperator
    compose;

  DisposeType
    dispose;

  struct _Image
    *clip_mask;

  unsigned long
    scene,
    delay;

  long
    ticks_per_second;

  unsigned long
    iterations,
    total_colors;

  long
    start_loop;

  ErrorInfo
    error;

  TimerInfo
    timer;

  MagickProgressMonitor
    progress_monitor;

  void
    *client_data,
    *cache,
    *attributes;  /* deprecated */

  _Ascii85Info_
    *ascii85;

  _BlobInfo_
    *blob;

  char
    filename[MaxTextExtent],
    magick_filename[MaxTextExtent],
    magick[MaxTextExtent];

  unsigned long
    magick_columns,
    magick_rows;

  ExceptionInfo
    exception;

  MagickBooleanType
    debug;

  long
    reference_count;

  SemaphoreInfo
    *semaphore;

  ProfileInfo
    color_profile,
    iptc_profile,
    *generic_profile;

  unsigned long
    generic_profiles;  /* this & ProfileInfo is deprecated */

  unsigned long
    signature;

  struct _Image
    *previous,
    *list,
    *next;

  InterpolatePixelMethod
    interpolate;

  MagickBooleanType
    black_point_compensation;

  PixelPacket
    transparent_color;

  struct _Image
    *mask;

  RectangleInfo
    origin;

  void
    *properties;
} Image;

typedef size_t
  (*StreamHandler)(const Image *,const void *,const size_t);

typedef struct _ImageInfo
{
  CompressionType
    compression;

  OrientationType
    orientation;

  MagickBooleanType
    temporary,
    adjoin,
    affirm,
    antialias;

  char
    *size,
    *extract,
    *page,
    *scenes;

  unsigned long
    scene,
    number_scenes,
    depth;

  InterlaceType
    interlace;

  EndianType
    endian;

  ResolutionType
    units;

  unsigned long
    quality;

  char
    *sampling_factor,
    *server_name,
    *font,
    *texture,
    *density;

  double
    pointsize,
    fuzz;

  PixelPacket
    background_color,
    border_color,
    matte_color;

  MagickBooleanType
    dither,
    monochrome;

  unsigned long
    colors;

  ColorspaceType
    colorspace;

  ImageType
    type;

  PreviewType
    preview_type;

  long
    group;

  MagickBooleanType
    ping,
    verbose;

  char
    *view,
    *authenticate;

  ChannelType
    channel;

  Image
    *attributes;  /* deprecated */

  void
    *options;

  MagickProgressMonitor
    progress_monitor;

  void
    *client_data,
    *cache;

  StreamHandler
    stream;

  FILE
    *file;

  void
    *blob;

  size_t
    length;

  char
    magick[MaxTextExtent],
    unique[MaxTextExtent],
    zero[MaxTextExtent],
    filename[MaxTextExtent];

  MagickBooleanType
    debug;

  char
    *tile;  /* deprecated */

  unsigned long
    subimage,  /* deprecated */
    subrange;  /* deprecated */

  PixelPacket
    pen;  /* deprecated */

  unsigned long
    signature;

  VirtualPixelMethod
    virtual_pixel_method;

  PixelPacket
    transparent_color;

  void
    *profile;
} ImageInfo;

#if defined(__cplusplus) || defined(c_plusplus)
}
#endif

#endif

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Written By
Web Developer
Singapore Singapore
bubble2k is a software architect in an IT consulting firm. He does in his free time recreational development with C# and Flash, for games, multimedia, and emulation. He also does web and digital graphics design.

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