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 定義済み定数
以下の定数が定義されています。
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  Colortype constants
  
   
    Gmagick::COLOR_BLACK(int)
    
     Black
    
   
    Gmagick::COLOR_BLUE(int)
    
     Blue
    
   
    Gmagick::COLOR_CYAN(int)
    
     Cyan
    
   
    Gmagick::COLOR_GREEN(int)
    
     Green
    
   
    Gmagick::COLOR_RED(int)
    
     Red
    
   
    Gmagick::COLOR_YELLOW(int)
    
     Yellow
    
   
    Gmagick::COLOR_MAGENTA(int)
    
     Magenta
    
   
    Gmagick::COLOR_OPACITY(int)
    
     Opacity
    
   
    Gmagick::COLOR_ALPHA(int)
    
     Alpha
    
   
    Gmagick::COLOR_FUZZ(int)
    
     Fuzz
    
    
  Composite Operator Constants
  
   
    Gmagick::COMPOSITE_DEFAULT(int)
    
     The default composite operator
    
   
    Gmagick::COMPOSITE_UNDEFINED(int)
    
     Undefined composite operator
    
   
    Gmagick::COMPOSITE_NO(int)
    
     No composite operator defined
    
   
    Gmagick::COMPOSITE_ADD(int)
    
     The result of image + image
    
   
    Gmagick::COMPOSITE_ATOP(int)
    
     The result is the same shape as image, with composite image obscuring image where the image shapes overlap
    
   
    Gmagick::COMPOSITE_BLEND(int)
    
     Blends the image
    
   
    Gmagick::COMPOSITE_BUMPMAP(int)
    
     The same as COMPOSITE_MULTIPLY, except the source is converted to grayscale first.
    
   
    Gmagick::COMPOSITE_CLEAR(int)
    
     Makes the target image transparent
    
   
    Gmagick::COMPOSITE_COLORBURN(int)
    
     Darkens the destination image to reflect the source image
    
   
    Gmagick::COMPOSITE_COLORDODGE(int)
    
     Brightens the destination image to reflect the source image
    
   
    Gmagick::COMPOSITE_COLORIZE(int)
    
     Colorizes the target image using the composite image
    
   
    Gmagick::COMPOSITE_COPYBLACK(int)
    
     Copies black from the source to target
    
   
    Gmagick::COMPOSITE_COPYBLUE(int)
    
     Copies blue from the source to target
    
   
    Gmagick::COMPOSITE_COPY(int)
    
     Copies the source image on the target image
    
   
    Gmagick::COMPOSITE_COPYCYAN(int)
    
     Copies cyan from the source to target
    
   
    Gmagick::COMPOSITE_COPYGREEN(int)
    
     Copies green from the source to target
    
   
    Gmagick::COMPOSITE_COPYMAGENTA(int)
    
     Copies magenta from the source to target
    
   
    Gmagick::COMPOSITE_COPYOPACITY(int)
    
     Copies opacity from the source to target
    
   
    Gmagick::COMPOSITE_COPYRED(int)
    
     Copies red from the source to target
    
   
    Gmagick::COMPOSITE_COPYYELLOW(int)
    
     Copies yellow from the source to target
    
   
    Gmagick::COMPOSITE_DARKEN(int)
    
     Darkens the target image
    
   
    Gmagick::COMPOSITE_DSTATOP(int)
    
     The part of the destination lying inside of the source is composited over the source and replaces the destination
    
   
    Gmagick::COMPOSITE_DST(int)
    
     The target is left untouched
    
   
    Gmagick::COMPOSITE_DSTIN(int)
    
     The parts inside the source replace the target
    
   
    Gmagick::COMPOSITE_DSTOUT(int)
    
     The parts outside the source replace the target
    
   
    Gmagick::COMPOSITE_DSTOVER(int)
    
     Target replaces the source
    
   
    Gmagick::COMPOSITE_DIFFERENCE(int)
    
     Subtracts the darker of the two constituent colors from the lighter
    
   
    Gmagick::COMPOSITE_DISPLACE(int)
    
     Shifts target image pixels as defined by the source
    
   
    Gmagick::COMPOSITE_DISSOLVE(int)
    
     Dissolves the source in to the target
    
   
    Gmagick::COMPOSITE_EXCLUSION(int)
    
     Produces an effect similar to that of Gmagick::COMPOSITE_DIFFERENCE, but appears as lower contrast
    
   
    Gmagick::COMPOSITE_HARDLIGHT(int)
    
     Multiplies or screens the colors, dependent on the source color value
    
   
    Gmagick::COMPOSITE_HUE(int)
    
     Modifies the hue of the target as defined by source
    
   
    Gmagick::COMPOSITE_IN(int)
    
     Composites source into the target
    
   
    Gmagick::COMPOSITE_LIGHTEN(int)
    
     Lightens the target as defined by source
    
   
    Gmagick::COMPOSITE_LUMINIZE(int)
    
     Luminizes the target as defined by source
    
   
    Gmagick::COMPOSITE_MINUS(int)
    
     Subtracts the source from the target
    
   
    Gmagick::COMPOSITE_MODULATE(int)
    
     Modulates the target brightness, saturation and hue as defined by source
    
   
    Gmagick::COMPOSITE_MULTIPLY(int)
    
     Multiplies the target to the source
    
   
    Gmagick::COMPOSITE_OUT(int)
    
     Composites outer parts of the source on the target
    
   
    Gmagick::COMPOSITE_OVER(int)
    
     Composites source over the target
    
   
    Gmagick::COMPOSITE_OVERLAY(int)
    
     Overlays the source on the target
    
   
    Gmagick::COMPOSITE_PLUS(int)
    
     Adds the source to the target
    
   
    Gmagick::COMPOSITE_REPLACE(int)
    
     Replaces the target with the source
    
   
    Gmagick::COMPOSITE_SATURATE(int)
    
     Saturates the target as defined by the source
    
   
    Gmagick::COMPOSITE_SCREEN(int)
    
     The source and destination are complemented and then multiplied and then replace the destination
    
   
    Gmagick::COMPOSITE_SOFTLIGHT(int)
    
     Darkens or lightens the colors, dependent on the source
    
   
    Gmagick::COMPOSITE_SRCATOP(int)
    
     The part of the source lying inside of the destination is composited onto the destination
    
   
    Gmagick::COMPOSITE_SRC(int)
    
     The source is copied to the destination
    
   
    Gmagick::COMPOSITE_SRCIN(int)
    
     The part of the source lying inside of the destination replaces the destination
    
   
    Gmagick::COMPOSITE_SRCOUT(int)
    
     The part of the source lying outside of the destination replaces the destination
    
   
    Gmagick::COMPOSITE_SRCOVER(int)
    
     The source replaces the destination
    
   
    Gmagick::COMPOSITE_SUBTRACT(int)
    
     Subtract the colors in the source image from the destination image
    
   
    Gmagick::COMPOSITE_THRESHOLD(int)
    
     The source is composited on the target as defined by source threshold
    
   
    Gmagick::COMPOSITE_XOR(int)
    
     The part of the source that lies outside of the destination is combined with the part of the destination that lies outside of the source
    
    
  Montage Mode constants
  
   
    Gmagick::MONTAGEMODE_FRAME(int)
    
     
    
   
    Gmagick::MONTAGEMODE_UNFRAME(int)
    
     
    
   
    Gmagick::MONTAGEMODE_CONCATENATE(int)
    
     
    
    
  Style constants
  
   
    Gmagick::STYLE_NORMAL(int)
    
     
    
   
    Gmagick::STYLE_ITALIC(int)
    
     
    
   
    Gmagick::STYLE_OBLIQUE(int)
    
     
    
   
    Gmagick::STYLE_ANY(int)
    
     
    
    
  Filter constants
  
   
    Gmagick::FILTER_UNDEFINED(int)
    
     
    
   
    Gmagick::FILTER_POINT(int)
    
     
    
   
    Gmagick::FILTER_BOX(int)
    
     
    
   
    Gmagick::FILTER_TRIANGLE(int)
    
     
    
   
    Gmagick::FILTER_HERMITE(int)
    
     
    
   
    Gmagick::FILTER_HANNING(int)
    
     
    
   
    Gmagick::FILTER_HAMMING(int)
    
     
    
   
    Gmagick::FILTER_BLACKMAN(int)
    
     
    
   
    Gmagick::FILTER_GAUSSIAN(int)
    
     
    
   
    Gmagick::FILTER_QUADRATIC(int)
    
     
    
   
    Gmagick::FILTER_CUBIC(int)
    
     
    
   
    Gmagick::FILTER_CATROM(int)
    
     
    
   
    Gmagick::FILTER_MITCHELL(int)
    
     
    
   
    Gmagick::FILTER_LANCZOS(int)
    
     
    
   
    Gmagick::FILTER_BESSEL(int)
    
     
    
   
    Gmagick::FILTER_SINC(int)
    
     
    
    
  Image type constants
  
   
    Gmagick::IMGTYPE_UNDEFINED(int)
    
     
    
   
    Gmagick::IMGTYPE_BILEVEL(int)
    
     
    
   
    Gmagick::IMGTYPE_GRAYSCALE(int)
    
     
    
   
    Gmagick::IMGTYPE_GRAYSCALEMATTE(int)
    
     
    
   
    Gmagick::IMGTYPE_PALETTE(int)
    
     
    
   
    Gmagick::IMGTYPE_PALETTEMATTE(int)
    
     
    
   
    Gmagick::IMGTYPE_TRUECOLOR(int)
    
     
    
   
    Gmagick::IMGTYPE_TRUECOLORMATTE(int)
    
     
    
   
    Gmagick::IMGTYPE_COLORSEPARATION(int)
    
     
    
   
    Gmagick::IMGTYPE_COLORSEPARATIONMATTE(int)
    
     
    
   
    Gmagick::IMGTYPE_OPTIMIZE(int)
    
     
    
    
  Resolution constants
  
   
    Gmagick::RESOLUTION_UNDEFINED(int)
    
     
    
   
    Gmagick::RESOLUTION_PIXELSPERINCH(int)
    
     
    
   
    Gmagick::RESOLUTION_PIXELSPERCENTIMETER(int)
    
     
    
    
  Compression constants
  
   
    Gmagick::COMPRESSION_UNDEFINED(int)
    
     
    
   
    Gmagick::COMPRESSION_NO(int)
    
     
    
   
    Gmagick::COMPRESSION_BZIP(int)
    
     
    
   
    Gmagick::COMPRESSION_FAX(int)
    
     
    
   
    Gmagick::COMPRESSION_GROUP4(int)
    
     
    
   
    Gmagick::COMPRESSION_JPEG(int)
    
     
    
   
    Gmagick::COMPRESSION_JPEG2000(int)
    
     
    
   
    Gmagick::COMPRESSION_LOSSLESSJPEG(int)
    
     
    
   
    Gmagick::COMPRESSION_LZW(int)
    
     
    
   
    Gmagick::COMPRESSION_RLE(int)
    
     
    
   
    Gmagick::COMPRESSION_ZIP(int)
    
     
    
    
  Paint constants
  
   
    Gmagick::PAINT_POINT(int)
    
     
    
   
    Gmagick::PAINT_REPLACE(int)
    
     
    
   
    Gmagick::PAINT_FLOODFILL(int)
    
     
    
   
    Gmagick::PAINT_FILLTOBORDER(int)
    
     
    
   
    Gmagick::PAINT_RESET(int)
    
     
    
    
  Gravity constants
  
   
    Gmagick::GRAVITY_NORTHWEST(int)
    
     
    
   
    Gmagick::GRAVITY_NORTH(int)
    
     
    
   
    Gmagick::GRAVITY_NORTHEAST(int)
    
     
    
   
    Gmagick::GRAVITY_WEST(int)
    
     
    
   
    Gmagick::GRAVITY_CENTER(int)
    
     
    
   
    Gmagick::GRAVITY_EAST(int)
    
     
    
   
    Gmagick::GRAVITY_SOUTHWEST(int)
    
     
    
   
    Gmagick::GRAVITY_SOUTH(int)
    
     
    
   
    Gmagick::GRAVITY_SOUTHEAST(int)
    
     
    
    
  Stretch constants
  
   
    Gmagick::STRETCH_NORMAL(int)
    
     
    
   
    Gmagick::STRETCH_ULTRACONDENSED(int)
    
     
    
   
    Gmagick::STRETCH_CONDENSED(int)
    
     
    
   
    Gmagick::STRETCH_SEMICONDENSED(int)
    
     
    
   
    Gmagick::STRETCH_SEMIEXPANDED(int)
    
     
    
   
    Gmagick::STRETCH_EXPANDED(int)
    
     
    
   
    Gmagick::STRETCH_EXTRAEXPANDED(int)
    
     
    
   
    Gmagick::STRETCH_ULTRAEXPANDED(int)
    
     
    
   
    Gmagick::STRETCH_ANY(int)
    
     
    
    
  Align constants
  
   
    Gmagick::ALIGN_UNDEFINED(int)
    
     
    
   
    Gmagick::ALIGN_LEFT(int)
    
     
    
   
    Gmagick::ALIGN_CENTER(int)
    
     
    
   
    Gmagick::ALIGN_RIGHT(int)
    
     
    
    
  Decoration constants
  
   
    Gmagick::DECORATION_NO(int)
    
     
    
   
    Gmagick::DECORATION_UNDERLINE(int)
    
     
    
   
    Gmagick::DECORATION_OVERLINE(int)
    
     
    
   
    Gmagick::DECORATION_LINETROUGH(int)
    
     
    
    
  Noise  constants
  
   
    Gmagick::NOISE_UNIFORM(int)
    
     
    
   
    Gmagick::NOISE_GAUSSIAN(int)
    
     
    
   
    Gmagick::NOISE_MULTIPLICATIVEGAUSSIAN(int)
    
     
    
   
    Gmagick::NOISE_IMPULSE(int)
    
     
    
   
    Gmagick::NOISE_LAPLACIAN(int)
    
     
    
   
    Gmagick::NOISE_POISSON(int)
    
     
    
    
  Channel constants
  
   
    Gmagick::CHANNEL_UNDEFINED(int)
    
     
    
   
    Gmagick::CHANNEL_RED(int)
    
     
    
   
    Gmagick::CHANNEL_GRAY(int)
    
     
    
   
    Gmagick::CHANNEL_CYAN(int)
    
     
    
   
    Gmagick::CHANNEL_GREEN(int)
    
     
    
   
    Gmagick::CHANNEL_MAGENTA(int)
    
     
    
   
    Gmagick::CHANNEL_BLUE(int)
    
     
    
   
    Gmagick::CHANNEL_YELLOW(int)
    
     
    
   
    Gmagick::CHANNEL_ALPHA(int)
    
     
    
   
    Gmagick::CHANNEL_OPACITY(int)
    
     
    
   
    Gmagick::CHANNEL_MATTE(int)
    
     
    
   
    Gmagick::CHANNEL_BLACK(int)
    
     
    
   
    Gmagick::CHANNEL_INDEX(int)
    
     
    
   
    Gmagick::CHANNEL_ALL(int)
    
     
    
    
  Metric constants
  
   
    Gmagick::METRIC_UNDEFINED(int)
    
     
    
   
    Gmagick::METRIC_MEANABSOLUTEERROR(int)
    
     
    
   
    Gmagick::METRIC_MEANSQUAREERROR(int)
    
     
    
   
    Gmagick::METRIC_PEAKABSOLUTEERROR(int)
    
     
    
   
    Gmagick::METRIC_PEAKSIGNALTONOISERATIO(int)
    
     
    
   
    Gmagick::METRIC_ROOTMEANSQUAREDERROR(int)
    
     
    
    
  Pixel constants
  
   
    Gmagick::PIXEL_CHAR(int)
    
     
    
   
    Gmagick::PIXEL_DOUBLE(int)
    
     
    
   
    Gmagick::PIXEL_FLOAT(int)
    
     
    
   
    Gmagick::PIXEL_INTEGER(int)
    
     
    
   
    Gmagick::PIXEL_LONG(int)
    
     
    
   
    Gmagick::PIXEL_QUANTUM(int)
    
     
    
   
    Gmagick::PIXEL_SHORT(int)
    
     
    
    
  Colorspace constants
  
   
    Gmagick::COLORSPACE_UNDEFINED(int)
    
     
    
   
    Gmagick::COLORSPACE_RGB(int)
    
     
    
   
    Gmagick::COLORSPACE_GRAY(int)
    
     
    
   
    Gmagick::COLORSPACE_TRANSPARENT(int)
    
     
    
   
    Gmagick::COLORSPACE_OHTA(int)
    
     
    
   
    Gmagick::COLORSPACE_LAB(int)
    
     
    
   
    Gmagick::COLORSPACE_XYZ(int)
    
     
    
   
    Gmagick::COLORSPACE_YCBCR(int)
    
     
    
   
    Gmagick::COLORSPACE_YCC(int)
    
     
    
   
    Gmagick::COLORSPACE_YIQ(int)
    
     
    
   
    Gmagick::COLORSPACE_YPBPR(int)
    
     
    
   
    Gmagick::COLORSPACE_YUV(int)
    
     
    
   
    Gmagick::COLORSPACE_CMYK(int)
    
     
    
   
    Gmagick::COLORSPACE_SRGB(int)
    
     
    
   
    Gmagick::COLORSPACE_HSB(int)
    
     
    
   
    Gmagick::COLORSPACE_HSL(int)
    
     
    
   
    Gmagick::COLORSPACE_HWB(int)
    
     
    
   
    Gmagick::COLORSPACE_REC601LUMA(int)
    
     
    
   
    Gmagick::COLORSPACE_REC709LUMA(int)
    
     
    
   
    Gmagick::COLORSPACE_LOG(int)
    
     
    
    
  Virtual Pixel Method constants
  
   
    Gmagick::VIRTUALPIXELMETHOD_UNDEFINED(int)
    
     
    
   
    Gmagick::VIRTUALPIXELMETHOD_BACKGROUND(int)
    
     
    
   
    Gmagick::VIRTUALPIXELMETHOD_CONSTANT(int)
    
     
    
   
    Gmagick::VIRTUALPIXELMETHOD_EDGE(int)
    
     
    
   
    Gmagick::VIRTUALPIXELMETHOD_MIRROR(int)
    
     
    
   
    Gmagick::VIRTUALPIXELMETHOD_TILE(int)
    
     
    
   
    Gmagick::VIRTUALPIXELMETHOD_TRANSPARENT(int)
    
     
    
    
  Preview constants
  
   
    Gmagick::PREVIEW_UNDEFINED(int)
    
     
    
   
    Gmagick::PREVIEW_ROTATE(int)
    
     
    
   
    Gmagick::PREVIEW_SHEAR(int)
    
     
    
   
    Gmagick::PREVIEW_ROLL(int)
    
     
    
   
    Gmagick::PREVIEW_HUE(int)
    
     
    
   
    Gmagick::PREVIEW_SATURATION(int)
    
     
    
   
    Gmagick::PREVIEW_BRIGHTNESS(int)
    
     
    
   
    Gmagick::PREVIEW_GAMMA(int)
    
     
    
   
    Gmagick::PREVIEW_SPIFF(int)
    
     
    
   
    Gmagick::PREVIEW_DULL(int)
    
     
    
   
    Gmagick::PREVIEW_GRAYSCALE(int)
    
     
    
   
    Gmagick::PREVIEW_QUANTIZE(int)
    
     
    
   
    Gmagick::PREVIEW_DESPECKLE(int)
    
     
    
   
    Gmagick::PREVIEW_REDUCENOISE(int)
    
     
    
   
    Gmagick::PREVIEW_ADDNOISE(int)
    
     
    
   
    Gmagick::PREVIEW_SHARPEN(int)
    
     
    
   
    Gmagick::PREVIEW_BLUR(int)
    
     
    
   
    Gmagick::PREVIEW_THRESHOLD(int)
    
     
    
   
    Gmagick::PREVIEW_EDGEDETECT(int)
    
     
    
   
    Gmagick::PREVIEW_SPREAD(int)
    
     
    
   
    Gmagick::PREVIEW_SOLARIZE(int)
    
     
    
   
    Gmagick::PREVIEW_SHADE(int)
    
     
    
   
    Gmagick::PREVIEW_RAISE(int)
    
     
    
   
    Gmagick::PREVIEW_SEGMENT(int)
    
     
    
   
    Gmagick::PREVIEW_SWIRL(int)
    
     
    
   
    Gmagick::PREVIEW_IMPLODE(int)
    
     
    
   
    Gmagick::PREVIEW_WAVE(int)
    
     
    
   
    Gmagick::PREVIEW_OILPAINT(int)
    
     
    
   
    Gmagick::PREVIEW_CHARCOALDRAWING(int)
    
     
    
   
    Gmagick::PREVIEW_JPEG(int)
    
     
    
    
  Rendering Intent constants
  
   
    Gmagick::RENDERINGINTENT_UNDEFINED(int)
    
     
    
   
    Gmagick::RENDERINGINTENT_SATURATION(int)
    
     
    
   
    Gmagick::RENDERINGINTENT_PERCEPTUAL(int)
    
     
    
   
    Gmagick::RENDERINGINTENT_ABSOLUTE(int)
    
     
    
   
    Gmagick::RENDERINGINTENT_RELATIVE(int)
    
     
    
    
  Fillrule constants
  
   
    Gmagick::FILLRULE_UNDEFINED(int)
    
     
    
   
    Gmagick::FILLRULE_EVENODD(int)
    
     
    
   
    Gmagick::FILLRULE_NONZERO(int)
    
     
    
    
  Pathunit constants
  
   
    Gmagick::PATHUNITS_UNDEFINED(int)
    
     
    
   
    Gmagick::PATHUNITS_USERSPACE(int)
    
     
    
   
    Gmagick::PATHUNITS_USERSPACEONUSE(int)
    
     
    
   
    Gmagick::PATHUNITS_OBJECTBOUNDINGBOX(int)
    
     
    
    
  Linecap constants
  
   
    Gmagick::LINECAP_UNDEFINED(int)
    
     
    
   
    Gmagick::LINECAP_BUTT(int)
    
     
    
   
    Gmagick::LINECAP_ROUND(int)
    
     
    
   
    Gmagick::LINECAP_SQUARE(int)
    
     
    
    
  Line Join constants
  
   
    Gmagick::LINEJOIN_UNDEFINED(int)
    
     
    
   
    Gmagick::LINEJOIN_MITER(int)
    
     
    
   
    Gmagick::LINEJOIN_ROUND(int)
    
     
    
   
    Gmagick::LINEJOIN_BEVEL(int)
    
     
    
    
  Resourcetype constants
  
   
    Gmagick::RESOURCETYPE_UNDEFINED(int)
    
     
    
   
    Gmagick::RESOURCETYPE_AREA(int)
    
     
    
   
    Gmagick::RESOURCETYPE_DISK(int)
    
     
    
   
    Gmagick::RESOURCETYPE_FILE(int)
    
     
    
   
    Gmagick::RESOURCETYPE_MAP(int)
    
     
    
   
    Gmagick::RESOURCETYPE_MEMORY(int)
    
     
    
    
  Orientation constants
  
   
    Gmagick::ORIENTATION_UNDEFINED(int)
    
     
    
   
    Gmagick::ORIENTATION_TOPLEFT(int)
    
     
    
   
    Gmagick::ORIENTATION_TOPRIGHT(int)
    
     
    
   
    Gmagick::ORIENTATION_BOTTOMRIGHT(int)
    
     
    
   
    Gmagick::ORIENTATION_BOTTOMLEFT(int)
    
     
    
   
    Gmagick::ORIENTATION_LEFTTOP(int)
    
     
    
   
    Gmagick::ORIENTATION_RIGHTTOP(int)
    
     
    
   
    Gmagick::ORIENTATION_RIGHTBOTTOM(int)
    
     
    
   
    Gmagick::ORIENTATION_LEFTBOTTOM(int)
    
     
    
    
  Interlace constants
  
   
    Gmagick::INTERLACE_UNDEFINED(int)
    
    
   
    Gmagick::INTERLACE_NO(int)
    
    
   
    Gmagick::INTERLACE_NONE(int)
    
    
   
    Gmagick::INTERLACE_LINE(int)
    
    
   
    Gmagick::INTERLACE_PLANE(int)
    
    
   
    Gmagick::INTERLACE_PARTITION(int)
    
    
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