预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

Colortype constants

Gmagick::COLOR_BLACK ( integer)

Black

Gmagick::COLOR_BLUE ( integer)

Blue

Gmagick::COLOR_CYAN ( integer)

Cyan

Gmagick::COLOR_GREEN ( integer)

Green

Gmagick::COLOR_RED ( integer)

Red

Gmagick::COLOR_YELLOW ( integer)

Yellow

Gmagick::COLOR_MAGENTA ( integer)

Magenta

Gmagick::COLOR_OPACITY ( integer)

Opacity

Gmagick::COLOR_ALPHA ( integer)

Alpha

Gmagick::COLOR_FUZZ ( integer)

Fuzz

Composite Operator Constants

Gmagick::COMPOSITE_DEFAULT ( integer)

The default composite operator

Gmagick::COMPOSITE_UNDEFINED ( integer)

Undefined composite operator

Gmagick::COMPOSITE_NO ( integer)

No composite operator defined

Gmagick::COMPOSITE_ADD ( integer)

The result of image + image

Gmagick::COMPOSITE_ATOP ( integer)

The result is the same shape as image, with composite image obscuring image where the image shapes overlap

Gmagick::COMPOSITE_BLEND ( integer)

Blends the image

Gmagick::COMPOSITE_BUMPMAP ( integer)

The same as COMPOSITE_MULTIPLY, except the source is converted to grayscale first.

Gmagick::COMPOSITE_CLEAR ( integer)

Makes the target image transparent

Gmagick::COMPOSITE_COLORBURN ( integer)

Darkens the destination image to reflect the source image

Gmagick::COMPOSITE_COLORDODGE ( integer)

Brightens the destination image to reflect the source image

Gmagick::COMPOSITE_COLORIZE ( integer)

Colorizes the target image using the composite image

Gmagick::COMPOSITE_COPYBLACK ( integer)

Copies black from the source to target

Gmagick::COMPOSITE_COPYBLUE ( integer)

Copies blue from the source to target

Gmagick::COMPOSITE_COPY ( integer)

Copies the source image on the target image

Gmagick::COMPOSITE_COPYCYAN ( integer)

Copies cyan from the source to target

Gmagick::COMPOSITE_COPYGREEN ( integer)

Copies green from the source to target

Gmagick::COMPOSITE_COPYMAGENTA ( integer)

Copies magenta from the source to target

Gmagick::COMPOSITE_COPYOPACITY ( integer)

Copies opacity from the source to target

Gmagick::COMPOSITE_COPYRED ( integer)

Copies red from the source to target

Gmagick::COMPOSITE_COPYYELLOW ( integer)

Copies yellow from the source to target

Gmagick::COMPOSITE_DARKEN ( integer)

Darkens the target image

Gmagick::COMPOSITE_DSTATOP ( integer)

The part of the destination lying inside of the source is composited over the source and replaces the destination

Gmagick::COMPOSITE_DST ( integer)

The target is left untouched

Gmagick::COMPOSITE_DSTIN ( integer)

The parts inside the source replace the target

Gmagick::COMPOSITE_DSTOUT ( integer)

The parts outside the source replace the target

Gmagick::COMPOSITE_DSTOVER ( integer)

Target replaces the source

Gmagick::COMPOSITE_DIFFERENCE ( integer)

Subtracts the darker of the two constituent colors from the lighter

Gmagick::COMPOSITE_DISPLACE ( integer)

Shifts target image pixels as defined by the source

Gmagick::COMPOSITE_DISSOLVE ( integer)

Dissolves the source in to the target

Gmagick::COMPOSITE_EXCLUSION ( integer)

Produces an effect similar to that of Gmagick::COMPOSITE_DIFFERENCE, but appears as lower contrast

Gmagick::COMPOSITE_HARDLIGHT ( integer)

Multiplies or screens the colors, dependent on the source color value

Gmagick::COMPOSITE_HUE ( integer)

Modifies the hue of the target as defined by source

Gmagick::COMPOSITE_IN ( integer)

Composites source into the target

Gmagick::COMPOSITE_LIGHTEN ( integer)

Lightens the target as defined by source

Gmagick::COMPOSITE_LUMINIZE ( integer)

Luminizes the target as defined by source

Gmagick::COMPOSITE_MINUS ( integer)

Subtracts the source from the target

Gmagick::COMPOSITE_MODULATE ( integer)

Modulates the target brightness, saturation and hue as defined by source

Gmagick::COMPOSITE_MULTIPLY ( integer)

Multiplies the target to the source

Gmagick::COMPOSITE_OUT ( integer)

Composites outer parts of the source on the target

Gmagick::COMPOSITE_OVER ( integer)

Composites source over the target

Gmagick::COMPOSITE_OVERLAY ( integer)

Overlays the source on the target

Gmagick::COMPOSITE_PLUS ( integer)

Adds the source to the target

Gmagick::COMPOSITE_REPLACE ( integer)

Replaces the target with the source

Gmagick::COMPOSITE_SATURATE ( integer)

Saturates the target as defined by the source

Gmagick::COMPOSITE_SCREEN ( integer)

The source and destination are complemented and then multiplied and then replace the destination

Gmagick::COMPOSITE_SOFTLIGHT ( integer)

Darkens or lightens the colors, dependent on the source

Gmagick::COMPOSITE_SRCATOP ( integer)

The part of the source lying inside of the destination is composited onto the destination

Gmagick::COMPOSITE_SRC ( integer)

The source is copied to the destination

Gmagick::COMPOSITE_SRCIN ( integer)

The part of the source lying inside of the destination replaces the destination

Gmagick::COMPOSITE_SRCOUT ( integer)

The part of the source lying outside of the destination replaces the destination

Gmagick::COMPOSITE_SRCOVER ( integer)

The source replaces the destination

Gmagick::COMPOSITE_SUBTRACT ( integer)

Subtract the colors in the source image from the destination image

Gmagick::COMPOSITE_THRESHOLD ( integer)

The source is composited on the target as defined by source threshold

Gmagick::COMPOSITE_XOR ( integer)

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 ( integer)

Gmagick::MONTAGEMODE_UNFRAME ( integer)

Gmagick::MONTAGEMODE_CONCATENATE ( integer)

Style constants

Gmagick::STYLE_NORMAL ( integer)

Gmagick::STYLE_ITALIC ( integer)

Gmagick::STYLE_OBLIQUE ( integer)

Gmagick::STYLE_ANY ( integer)

Filter constants

Gmagick::FILTER_UNDEFINED ( integer)

Gmagick::FILTER_POINT ( integer)

Gmagick::FILTER_BOX ( integer)

Gmagick::FILTER_TRIANGLE ( integer)

Gmagick::FILTER_HERMITE ( integer)

Gmagick::FILTER_HANNING ( integer)

Gmagick::FILTER_HAMMING ( integer)

Gmagick::FILTER_BLACKMAN ( integer)

Gmagick::FILTER_GAUSSIAN ( integer)

Gmagick::FILTER_QUADRATIC ( integer)

Gmagick::FILTER_CUBIC ( integer)

Gmagick::FILTER_CATROM ( integer)

Gmagick::FILTER_MITCHELL ( integer)

Gmagick::FILTER_LANCZOS ( integer)

Gmagick::FILTER_BESSEL ( integer)

Gmagick::FILTER_SINC ( integer)

Image type constants

Gmagick::IMGTYPE_UNDEFINED ( integer)

Gmagick::IMGTYPE_BILEVEL ( integer)

Gmagick::IMGTYPE_GRAYSCALE ( integer)

Gmagick::IMGTYPE_GRAYSCALEMATTE ( integer)

Gmagick::IMGTYPE_PALETTE ( integer)

Gmagick::IMGTYPE_PALETTEMATTE ( integer)

Gmagick::IMGTYPE_TRUECOLOR ( integer)

Gmagick::IMGTYPE_TRUECOLORMATTE ( integer)

Gmagick::IMGTYPE_COLORSEPARATION ( integer)

Gmagick::IMGTYPE_COLORSEPARATIONMATTE ( integer)

Gmagick::IMGTYPE_OPTIMIZE ( integer)

Resolution constants

Gmagick::RESOLUTION_UNDEFINED ( integer)

Gmagick::RESOLUTION_PIXELSPERINCH ( integer)

Gmagick::RESOLUTION_PIXELSPERCENTIMETER ( integer)

Compression constants

Gmagick::COMPRESSION_UNDEFINED ( integer)

Gmagick::COMPRESSION_NO ( integer)

Gmagick::COMPRESSION_BZIP ( integer)

Gmagick::COMPRESSION_FAX ( integer)

Gmagick::COMPRESSION_GROUP4 ( integer)

Gmagick::COMPRESSION_JPEG ( integer)

Gmagick::COMPRESSION_JPEG2000 ( integer)

Gmagick::COMPRESSION_LOSSLESSJPEG ( integer)

Gmagick::COMPRESSION_LZW ( integer)

Gmagick::COMPRESSION_RLE ( integer)

Gmagick::COMPRESSION_ZIP ( integer)

Paint constants

Gmagick::PAINT_POINT ( integer)

Gmagick::PAINT_REPLACE ( integer)

Gmagick::PAINT_FLOODFILL ( integer)

Gmagick::PAINT_FILLTOBORDER ( integer)

Gmagick::PAINT_RESET ( integer)

Gravity constants

Gmagick::GRAVITY_NORTHWEST ( integer)

Gmagick::GRAVITY_NORTH ( integer)

Gmagick::GRAVITY_NORTHEAST ( integer)

Gmagick::GRAVITY_WEST ( integer)

Gmagick::GRAVITY_CENTER ( integer)

Gmagick::GRAVITY_EAST ( integer)

Gmagick::GRAVITY_SOUTHWEST ( integer)

Gmagick::GRAVITY_SOUTH ( integer)

Gmagick::GRAVITY_SOUTHEAST ( integer)

Stretch constants

Gmagick::STRETCH_NORMAL ( integer)

Gmagick::STRETCH_ULTRACONDENSED ( integer)

Gmagick::STRETCH_CONDENSED ( integer)

Gmagick::STRETCH_SEMICONDENSED ( integer)

Gmagick::STRETCH_SEMIEXPANDED ( integer)

Gmagick::STRETCH_EXPANDED ( integer)

Gmagick::STRETCH_EXTRAEXPANDED ( integer)

Gmagick::STRETCH_ULTRAEXPANDED ( integer)

Gmagick::STRETCH_ANY ( integer)

Align constants

Gmagick::ALIGN_UNDEFINED ( integer)

Gmagick::ALIGN_LEFT ( integer)

Gmagick::ALIGN_CENTER ( integer)

Gmagick::ALIGN_RIGHT ( integer)

Decoration constants

Gmagick::DECORATION_NO ( integer)

Gmagick::DECORATION_UNDERLINE ( integer)

Gmagick::DECORATION_OVERLINE ( integer)

Gmagick::DECORATION_LINETROUGH ( integer)

Noise constants

Gmagick::NOISE_UNIFORM ( integer)

Gmagick::NOISE_GAUSSIAN ( integer)

Gmagick::NOISE_MULTIPLICATIVEGAUSSIAN ( integer)

Gmagick::NOISE_IMPULSE ( integer)

Gmagick::NOISE_LAPLACIAN ( integer)

Gmagick::NOISE_POISSON ( integer)

Channel constants

Gmagick::CHANNEL_UNDEFINED ( integer)

Gmagick::CHANNEL_RED ( integer)

Gmagick::CHANNEL_GRAY ( integer)

Gmagick::CHANNEL_CYAN ( integer)

Gmagick::CHANNEL_GREEN ( integer)

Gmagick::CHANNEL_MAGENTA ( integer)

Gmagick::CHANNEL_BLUE ( integer)

Gmagick::CHANNEL_YELLOW ( integer)

Gmagick::CHANNEL_ALPHA ( integer)

Gmagick::CHANNEL_OPACITY ( integer)

Gmagick::CHANNEL_MATTE ( integer)

Gmagick::CHANNEL_BLACK ( integer)

Gmagick::CHANNEL_INDEX ( integer)

Gmagick::CHANNEL_ALL ( integer)

Metric constants

Gmagick::METRIC_UNDEFINED ( integer)

Gmagick::METRIC_MEANABSOLUTEERROR ( integer)

Gmagick::METRIC_MEANSQUAREERROR ( integer)

Gmagick::METRIC_PEAKABSOLUTEERROR ( integer)

Gmagick::METRIC_PEAKSIGNALTONOISERATIO ( integer)

Gmagick::METRIC_ROOTMEANSQUAREDERROR ( integer)

Pixel constants

Gmagick::PIXEL_CHAR ( integer)

Gmagick::PIXEL_DOUBLE ( integer)

Gmagick::PIXEL_FLOAT ( integer)

Gmagick::PIXEL_INTEGER ( integer)

Gmagick::PIXEL_LONG ( integer)

Gmagick::PIXEL_QUANTUM ( integer)

Gmagick::PIXEL_SHORT ( integer)

Colorspace constants

Gmagick::COLORSPACE_UNDEFINED ( integer)

Gmagick::COLORSPACE_RGB ( integer)

Gmagick::COLORSPACE_GRAY ( integer)

Gmagick::COLORSPACE_TRANSPARENT ( integer)

Gmagick::COLORSPACE_OHTA ( integer)

Gmagick::COLORSPACE_LAB ( integer)

Gmagick::COLORSPACE_XYZ ( integer)

Gmagick::COLORSPACE_YCBCR ( integer)

Gmagick::COLORSPACE_YCC ( integer)

Gmagick::COLORSPACE_YIQ ( integer)

Gmagick::COLORSPACE_YPBPR ( integer)

Gmagick::COLORSPACE_YUV ( integer)

Gmagick::COLORSPACE_CMYK ( integer)

Gmagick::COLORSPACE_SRGB ( integer)

Gmagick::COLORSPACE_HSB ( integer)

Gmagick::COLORSPACE_HSL ( integer)

Gmagick::COLORSPACE_HWB ( integer)

Gmagick::COLORSPACE_REC601LUMA ( integer)

Gmagick::COLORSPACE_REC709LUMA ( integer)

Gmagick::COLORSPACE_LOG ( integer)

Virtual Pixel Method constants

Gmagick::VIRTUALPIXELMETHOD_UNDEFINED ( integer)

Gmagick::VIRTUALPIXELMETHOD_BACKGROUND ( integer)

Gmagick::VIRTUALPIXELMETHOD_CONSTANT ( integer)

Gmagick::VIRTUALPIXELMETHOD_EDGE ( integer)

Gmagick::VIRTUALPIXELMETHOD_MIRROR ( integer)

Gmagick::VIRTUALPIXELMETHOD_TILE ( integer)

Gmagick::VIRTUALPIXELMETHOD_TRANSPARENT ( integer)

Preview constants

Gmagick::PREVIEW_UNDEFINED ( integer)

Gmagick::PREVIEW_ROTATE ( integer)

Gmagick::PREVIEW_SHEAR ( integer)

Gmagick::PREVIEW_ROLL ( integer)

Gmagick::PREVIEW_HUE ( integer)

Gmagick::PREVIEW_SATURATION ( integer)

Gmagick::PREVIEW_BRIGHTNESS ( integer)

Gmagick::PREVIEW_GAMMA ( integer)

Gmagick::PREVIEW_SPIFF ( integer)

Gmagick::PREVIEW_DULL ( integer)

Gmagick::PREVIEW_GRAYSCALE ( integer)

Gmagick::PREVIEW_QUANTIZE ( integer)

Gmagick::PREVIEW_DESPECKLE ( integer)

Gmagick::PREVIEW_REDUCENOISE ( integer)

Gmagick::PREVIEW_ADDNOISE ( integer)

Gmagick::PREVIEW_SHARPEN ( integer)

Gmagick::PREVIEW_BLUR ( integer)

Gmagick::PREVIEW_THRESHOLD ( integer)

Gmagick::PREVIEW_EDGEDETECT ( integer)

Gmagick::PREVIEW_SPREAD ( integer)

Gmagick::PREVIEW_SOLARIZE ( integer)

Gmagick::PREVIEW_SHADE ( integer)

Gmagick::PREVIEW_RAISE ( integer)

Gmagick::PREVIEW_SEGMENT ( integer)

Gmagick::PREVIEW_SWIRL ( integer)

Gmagick::PREVIEW_IMPLODE ( integer)

Gmagick::PREVIEW_WAVE ( integer)

Gmagick::PREVIEW_OILPAINT ( integer)

Gmagick::PREVIEW_CHARCOALDRAWING ( integer)

Gmagick::PREVIEW_JPEG ( integer)

Rendering Intent constants

Gmagick::RENDERINGINTENT_UNDEFINED ( integer)

Gmagick::RENDERINGINTENT_SATURATION ( integer)

Gmagick::RENDERINGINTENT_PERCEPTUAL ( integer)

Gmagick::RENDERINGINTENT_ABSOLUTE ( integer)

Gmagick::RENDERINGINTENT_RELATIVE ( integer)

Fillrule constants

Gmagick::FILLRULE_UNDEFINED ( integer)

Gmagick::FILLRULE_EVENODD ( integer)

Gmagick::FILLRULE_NONZERO ( integer)

Pathunit constants

Gmagick::PATHUNITS_UNDEFINED ( integer)

Gmagick::PATHUNITS_USERSPACE ( integer)

Gmagick::PATHUNITS_USERSPACEONUSE ( integer)

Gmagick::PATHUNITS_OBJECTBOUNDINGBOX ( integer)

Linecap constants

Gmagick::LINECAP_UNDEFINED ( integer)

Gmagick::LINECAP_BUTT ( integer)

Gmagick::LINECAP_ROUND ( integer)

Gmagick::LINECAP_SQUARE ( integer)

Line Join constants

Gmagick::LINEJOIN_UNDEFINED ( integer)

Gmagick::LINEJOIN_MITER ( integer)

Gmagick::LINEJOIN_ROUND ( integer)

Gmagick::LINEJOIN_BEVEL ( integer)

Resourcetype constants

Gmagick::RESOURCETYPE_UNDEFINED ( integer)

Gmagick::RESOURCETYPE_AREA ( integer)

Gmagick::RESOURCETYPE_DISK ( integer)

Gmagick::RESOURCETYPE_FILE ( integer)

Gmagick::RESOURCETYPE_MAP ( integer)

Gmagick::RESOURCETYPE_MEMORY ( integer)

Orientation constants

Gmagick::ORIENTATION_UNDEFINED ( integer)

Gmagick::ORIENTATION_TOPLEFT ( integer)

Gmagick::ORIENTATION_TOPRIGHT ( integer)

Gmagick::ORIENTATION_BOTTOMRIGHT ( integer)

Gmagick::ORIENTATION_BOTTOMLEFT ( integer)

Gmagick::ORIENTATION_LEFTTOP ( integer)

Gmagick::ORIENTATION_RIGHTTOP ( integer)

Gmagick::ORIENTATION_RIGHTBOTTOM ( integer)

Gmagick::ORIENTATION_LEFTBOTTOM ( integer)