预定义的常量

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

COLOR_* constants Colortype constants. These constants are mainly used with ImagickPixel.

imagick::COLOR_BLACK (integer) Black color imagick::COLOR_BLUE (integer) Blue color imagick::COLOR_CYAN (integer) Cyan color imagick::COLOR_GREEN (integer) Green color imagick::COLOR_RED (integer) Red color imagick::COLOR_YELLOW (integer) Yellow color imagick::COLOR_MAGENTA (integer) Magenta color imagick::COLOR_OPACITY (integer) Color’s opacity imagick::COLOR_ALPHA (integer) Color’s alpha imagick::COLOR_FUZZ (integer) Color’s fuzz DISPOSE constants Dispose type constants

imagick::DISPOSE_UNRECOGNIZED (integer) Unrecognized dispose type imagick::DISPOSE_UNDEFINED (integer) Undefined dispose type imagick::DISPOSE_NONE (integer) No dispose type defined imagick::DISPOSE_BACKGROUND (integer) Dispose background imagick::DISPOSE_PREVIOUS (integer) Dispose previous Composite Operator Constants imagick::COMPOSITE_DEFAULT (integer) The default composite operator imagick::COMPOSITE_UNDEFINED (integer) Undefined composite operator imagick::COMPOSITE_NO (integer) No composite operator defined imagick::COMPOSITE_ADD (integer) The result of image + image imagick::COMPOSITE_ATOP (integer) The result is the same shape as image, with composite image obscuring image where the image shapes overlap imagick::COMPOSITE_BLEND (integer) Blends the image imagick::COMPOSITE_BUMPMAP (integer) The same as COMPOSITE_MULTIPLY, except the source is converted to grayscale first. imagick::COMPOSITE_CLEAR (integer) Makes the target image transparent imagick::COMPOSITE_COLORBURN (integer) Darkens the destination image to reflect the source image imagick::COMPOSITE_COLORDODGE (integer) Brightens the destination image to reflect the source image imagick::COMPOSITE_COLORIZE (integer) Colorizes the target image using the composite image imagick::COMPOSITE_COPYBLACK (integer) Copies black from the source to target imagick::COMPOSITE_COPYBLUE (integer) Copies blue from the source to target imagick::COMPOSITE_COPY (integer) Copies the source image on the target image imagick::COMPOSITE_COPYCYAN (integer) Copies cyan from the source to target imagick::COMPOSITE_COPYGREEN (integer) Copies green from the source to target imagick::COMPOSITE_COPYMAGENTA (integer) Copies magenta from the source to target imagick::COMPOSITE_COPYOPACITY (integer) Copies opacity from the source to target imagick::COMPOSITE_COPYRED (integer) Copies red from the source to target imagick::COMPOSITE_COPYYELLOW (integer) Copies yellow from the source to target imagick::COMPOSITE_DARKEN (integer) Darkens the target image imagick::COMPOSITE_DSTATOP (integer) The part of the destination lying inside of the source is composited over the source and replaces the destination imagick::COMPOSITE_DST (integer) The target is left untouched imagick::COMPOSITE_DSTIN (integer) The parts inside the source replace the target imagick::COMPOSITE_DSTOUT (integer) The parts outside the source replace the target imagick::COMPOSITE_DSTOVER (integer) Target replaces the source imagick::COMPOSITE_DIFFERENCE (integer) Subtracts the darker of the two constituent colors from the lighter imagick::COMPOSITE_DISPLACE (integer) Shifts target image pixels as defined by the source imagick::COMPOSITE_DISSOLVE (integer) Dissolves the source in to the target imagick::COMPOSITE_EXCLUSION (integer) Produces an effect similar to that of imagick::COMPOSITE_DIFFERENCE, but appears as lower contrast imagick::COMPOSITE_HARDLIGHT (integer) Multiplies or screens the colors, dependent on the source color value imagick::COMPOSITE_HUE (integer) Modifies the hue of the target as defined by source imagick::COMPOSITE_IN (integer) Composites source into the target imagick::COMPOSITE_LIGHTEN (integer) Lightens the target as defined by source imagick::COMPOSITE_LUMINIZE (integer) Luminizes the target as defined by source imagick::COMPOSITE_MINUS (integer) Subtracts the source from the target imagick::COMPOSITE_MODULATE (integer) Modulates the target brightness, saturation and hue as defined by source imagick::COMPOSITE_MULTIPLY (integer) Multiplies the target to the source imagick::COMPOSITE_OUT (integer) Composites outer parts of the source on the target imagick::COMPOSITE_OVER (integer) Composites source over the target imagick::COMPOSITE_OVERLAY (integer) Overlays the source on the target imagick::COMPOSITE_PLUS (integer) Adds the source to the target imagick::COMPOSITE_REPLACE (integer) Replaces the target with the source imagick::COMPOSITE_SATURATE (integer) Saturates the target as defined by the source imagick::COMPOSITE_SCREEN (integer) The source and destination are complemented and then multiplied and then replace the destination imagick::COMPOSITE_SOFTLIGHT (integer) Darkens or lightens the colors, dependent on the source imagick::COMPOSITE_SRCATOP (integer) The part of the source lying inside of the destination is composited onto the destination imagick::COMPOSITE_SRC (integer) The source is copied to the destination imagick::COMPOSITE_SRCIN (integer) The part of the source lying inside of the destination replaces the destination imagick::COMPOSITE_SRCOUT (integer) The part of the source lying outside of the destination replaces the destination imagick::COMPOSITE_SRCOVER (integer) The source replaces the destination imagick::COMPOSITE_SUBTRACT (integer) Subtract the colors in the source image from the destination image imagick::COMPOSITE_THRESHOLD (integer) The source is composited on the target as defined by source threshold imagick::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 MONTAGEMODE constants imagick::MONTAGEMODE_FRAME (integer) imagick::MONTAGEMODE_UNFRAME (integer) imagick::MONTAGEMODE_CONCATENATE (integer) STYLE constants imagick::STYLE_NORMAL (integer) imagick::STYLE_ITALIC (integer) imagick::STYLE_OBLIQUE (integer) imagick::STYLE_ANY (integer) FILTER constants imagick::FILTER_UNDEFINED (integer) imagick::FILTER_POINT (integer) imagick::FILTER_BOX (integer) imagick::FILTER_TRIANGLE (integer) imagick::FILTER_HERMITE (integer) imagick::FILTER_HANNING (integer) imagick::FILTER_HAMMING (integer) imagick::FILTER_BLACKMAN (integer) imagick::FILTER_GAUSSIAN (integer) imagick::FILTER_QUADRATIC (integer) imagick::FILTER_CUBIC (integer) imagick::FILTER_CATROM (integer) imagick::FILTER_MITCHELL (integer) imagick::FILTER_LANCZOS (integer) imagick::FILTER_BESSEL (integer) imagick::FILTER_SINC (integer) IMGTYPE constants imagick::IMGTYPE_UNDEFINED (integer) imagick::IMGTYPE_BILEVEL (integer) imagick::IMGTYPE_GRAYSCALE (integer) imagick::IMGTYPE_GRAYSCALEMATTE (integer) imagick::IMGTYPE_PALETTE (integer) imagick::IMGTYPE_PALETTEMATTE (integer) imagick::IMGTYPE_TRUECOLOR (integer) imagick::IMGTYPE_TRUECOLORMATTE (integer) imagick::IMGTYPE_COLORSEPARATION (integer) imagick::IMGTYPE_COLORSEPARATIONMATTE (integer) imagick::IMGTYPE_OPTIMIZE (integer) RESOLUTION constants imagick::RESOLUTION_UNDEFINED (integer) imagick::RESOLUTION_PIXELSPERINCH (integer) imagick::RESOLUTION_PIXELSPERCENTIMETER (integer) COMPRESSION constants imagick::COMPRESSION_UNDEFINED (integer) imagick::COMPRESSION_NO (integer) imagick::COMPRESSION_BZIP (integer) imagick::COMPRESSION_FAX (integer) imagick::COMPRESSION_GROUP4 (integer) imagick::COMPRESSION_JPEG (integer) imagick::COMPRESSION_JPEG2000 (integer) imagick::COMPRESSION_LOSSLESSJPEG (integer) imagick::COMPRESSION_LZW (integer) imagick::COMPRESSION_RLE (integer) imagick::COMPRESSION_ZIP (integer) imagick::COMPRESSION_DXT1 (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.0 or higher. imagick::COMPRESSION_DXT3 (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.0 or higher. imagick::COMPRESSION_DXT5 (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.0 or higher. PAINT constants imagick::PAINT_POINT (integer) imagick::PAINT_REPLACE (integer) imagick::PAINT_FLOODFILL (integer) imagick::PAINT_FILLTOBORDER (integer) imagick::PAINT_RESET (integer) GRAVITY constants imagick::GRAVITY_NORTHWEST (integer) imagick::GRAVITY_NORTH (integer) imagick::GRAVITY_NORTHEAST (integer) imagick::GRAVITY_WEST (integer) imagick::GRAVITY_CENTER (integer) imagick::GRAVITY_EAST (integer) imagick::GRAVITY_SOUTHWEST (integer) imagick::GRAVITY_SOUTH (integer) imagick::GRAVITY_SOUTHEAST (integer) STRETCH constants imagick::STRETCH_NORMAL (integer) imagick::STRETCH_ULTRACONDENSED (integer) imagick::STRETCH_CONDENSED (integer) imagick::STRETCH_SEMICONDENSED (integer) imagick::STRETCH_SEMIEXPANDED (integer) imagick::STRETCH_EXPANDED (integer) imagick::STRETCH_EXTRAEXPANDED (integer) imagick::STRETCH_ULTRAEXPANDED (integer) imagick::STRETCH_ANY (integer) ALIGN constants imagick::ALIGN_UNDEFINED (integer) imagick::ALIGN_LEFT (integer) imagick::ALIGN_CENTER (integer) imagick::ALIGN_RIGHT (integer) DECORATION constants imagick::DECORATION_NO (integer) imagick::DECORATION_UNDERLINE (integer) imagick::DECORATION_OVERLINE (integer) imagick::DECORATION_LINETROUGH (integer) NOISE constants imagick::NOISE_UNIFORM (integer) imagick::NOISE_GAUSSIAN (integer) imagick::NOISE_MULTIPLICATIVEGAUSSIAN (integer) imagick::NOISE_IMPULSE (integer) imagick::NOISE_LAPLACIAN (integer) imagick::NOISE_POISSON (integer) imagick::NOISE_RANDOM (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. CHANNEL constants imagick::CHANNEL_UNDEFINED (integer) imagick::CHANNEL_RED (integer) imagick::CHANNEL_GRAY (integer) imagick::CHANNEL_CYAN (integer) imagick::CHANNEL_GREEN (integer) imagick::CHANNEL_MAGENTA (integer) imagick::CHANNEL_BLUE (integer) imagick::CHANNEL_YELLOW (integer) imagick::CHANNEL_ALPHA (integer) imagick::CHANNEL_OPACITY (integer) imagick::CHANNEL_MATTE (integer) imagick::CHANNEL_BLACK (integer) imagick::CHANNEL_INDEX (integer) imagick::CHANNEL_ALL (integer) imagick::CHANNEL_DEFAULT (integer) METRIC constants imagick::METRIC_UNDEFINED (integer) imagick::METRIC_MEANABSOLUTEERROR (integer) imagick::METRIC_MEANSQUAREERROR (integer) imagick::METRIC_PEAKABSOLUTEERROR (integer) imagick::METRIC_PEAKSIGNALTONOISERATIO (integer) imagick::METRIC_ROOTMEANSQUAREDERROR (integer) PIXEL constants imagick::PIXEL_CHAR (integer) imagick::PIXEL_DOUBLE (integer) imagick::PIXEL_FLOAT (integer) imagick::PIXEL_INTEGER (integer) imagick::PIXEL_LONG (integer) imagick::PIXEL_QUANTUM (integer) imagick::PIXEL_SHORT (integer) EVALUATE constants imagick::EVALUATE_UNDEFINED (integer) imagick::EVALUATE_ADD (integer) imagick::EVALUATE_AND (integer) imagick::EVALUATE_DIVIDE (integer) imagick::EVALUATE_LEFTSHIFT (integer) imagick::EVALUATE_MAX (integer) imagick::EVALUATE_MIN (integer) imagick::EVALUATE_MULTIPLY (integer) imagick::EVALUATE_OR (integer) imagick::EVALUATE_RIGHTSHIFT (integer) imagick::EVALUATE_SET (integer) imagick::EVALUATE_SUBTRACT (integer) imagick::EVALUATE_XOR (integer) imagick::EVALUATE_POW (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_LOG (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_THRESHOLD (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_THRESHOLDBLACK (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_THRESHOLDWHITE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_GAUSSIANNOISE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_IMPULSENOISE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_LAPLACIANNOISE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_MULTIPLICATIVENOISE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_POISSONNOISE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_UNIFORMNOISE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_COSINE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_SINE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. imagick::EVALUATE_ADDMODULUS (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.4 or higher. COLORSPACE constants imagick::COLORSPACE_UNDEFINED (integer) imagick::COLORSPACE_RGB (integer) imagick::COLORSPACE_GRAY (integer) imagick::COLORSPACE_TRANSPARENT (integer) imagick::COLORSPACE_OHTA (integer) imagick::COLORSPACE_LAB (integer) imagick::COLORSPACE_XYZ (integer) imagick::COLORSPACE_YCBCR (integer) imagick::COLORSPACE_YCC (integer) imagick::COLORSPACE_YIQ (integer) imagick::COLORSPACE_YPBPR (integer) imagick::COLORSPACE_YUV (integer) imagick::COLORSPACE_CMYK (integer) imagick::COLORSPACE_SRGB (integer) imagick::COLORSPACE_HSB (integer) imagick::COLORSPACE_HSL (integer) imagick::COLORSPACE_HWB (integer) imagick::COLORSPACE_REC601LUMA (integer) imagick::COLORSPACE_REC709LUMA (integer) imagick::COLORSPACE_LOG (integer) imagick::COLORSPACE_CMY (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.2 or higher. VIRTUALPIXELMETHOD constants imagick::VIRTUALPIXELMETHOD_UNDEFINED (integer) imagick::VIRTUALPIXELMETHOD_BACKGROUND (integer) imagick::VIRTUALPIXELMETHOD_CONSTANT (integer) imagick::VIRTUALPIXELMETHOD_EDGE (integer) imagick::VIRTUALPIXELMETHOD_MIRROR (integer) imagick::VIRTUALPIXELMETHOD_TILE (integer) imagick::VIRTUALPIXELMETHOD_TRANSPARENT (integer) imagick::VIRTUALPIXELMETHOD_MASK (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.2 or higher. imagick::VIRTUALPIXELMETHOD_BLACK (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.2 or higher. imagick::VIRTUALPIXELMETHOD_GRAY (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.2 or higher. imagick::VIRTUALPIXELMETHOD_WHITE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.2 or higher. imagick::VIRTUALPIXELMETHOD_HORIZONTALTILE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.3 or higher. imagick::VIRTUALPIXELMETHOD_VERTICALTILE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.3 or higher. PREVIEW constants imagick::PREVIEW_UNDEFINED (integer) imagick::PREVIEW_ROTATE (integer) imagick::PREVIEW_SHEAR (integer) imagick::PREVIEW_ROLL (integer) imagick::PREVIEW_HUE (integer) imagick::PREVIEW_SATURATION (integer) imagick::PREVIEW_BRIGHTNESS (integer) imagick::PREVIEW_GAMMA (integer) imagick::PREVIEW_SPIFF (integer) imagick::PREVIEW_DULL (integer) imagick::PREVIEW_GRAYSCALE (integer) imagick::PREVIEW_QUANTIZE (integer) imagick::PREVIEW_DESPECKLE (integer) imagick::PREVIEW_REDUCENOISE (integer) imagick::PREVIEW_ADDNOISE (integer) imagick::PREVIEW_SHARPEN (integer) imagick::PREVIEW_BLUR (integer) imagick::PREVIEW_THRESHOLD (integer) imagick::PREVIEW_EDGEDETECT (integer) imagick::PREVIEW_SPREAD (integer) imagick::PREVIEW_SOLARIZE (integer) imagick::PREVIEW_SHADE (integer) imagick::PREVIEW_RAISE (integer) imagick::PREVIEW_SEGMENT (integer) imagick::PREVIEW_SWIRL (integer) imagick::PREVIEW_IMPLODE (integer) imagick::PREVIEW_WAVE (integer) imagick::PREVIEW_OILPAINT (integer) imagick::PREVIEW_CHARCOALDRAWING (integer) imagick::PREVIEW_JPEG (integer) RENDERINGINTENT constants imagick::RENDERINGINTENT_UNDEFINED (integer) imagick::RENDERINGINTENT_SATURATION (integer) imagick::RENDERINGINTENT_PERCEPTUAL (integer) imagick::RENDERINGINTENT_ABSOLUTE (integer) imagick::RENDERINGINTENT_RELATIVE (integer) INTERLACE constants imagick::INTERLACE_UNDEFINED (integer) imagick::INTERLACE_NO (integer) imagick::INTERLACE_LINE (integer) imagick::INTERLACE_PLANE (integer) imagick::INTERLACE_PARTITION (integer) imagick::INTERLACE_GIF (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.4 or higher. imagick::INTERLACE_JPEG (integer) imagick::INTERLACE_PNG (integer) FILLRULE constants imagick::FILLRULE_UNDEFINED (integer) imagick::FILLRULE_EVENODD (integer) imagick::FILLRULE_NONZERO (integer) PATHUNITS constants imagick::PATHUNITS_UNDEFINED (integer) imagick::PATHUNITS_USERSPACE (integer) imagick::PATHUNITS_USERSPACEONUSE (integer) imagick::PATHUNITS_OBJECTBOUNDINGBOX (integer) LINECAP constants imagick::LINECAP_UNDEFINED (integer) imagick::LINECAP_BUTT (integer) imagick::LINECAP_ROUND (integer) imagick::LINECAP_SQUARE (integer) LINEJOIN constants imagick::LINEJOIN_UNDEFINED (integer) imagick::LINEJOIN_MITER (integer) imagick::LINEJOIN_ROUND (integer) imagick::LINEJOIN_BEVEL (integer) RESOURCETYPE constants imagick::RESOURCETYPE_UNDEFINED (integer) imagick::RESOURCETYPE_AREA (integer) imagick::RESOURCETYPE_DISK (integer) imagick::RESOURCETYPE_FILE (integer) imagick::RESOURCETYPE_MAP (integer) imagick::RESOURCETYPE_MEMORY (integer) LAYERMETHOD constants imagick::LAYERMETHOD_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_COALESCE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_COMPAREANY (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_COMPARECLEAR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_COMPAREOVERLAY (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_DISPOSE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_OPTIMIZE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_OPTIMIZEPLUS (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.2.9 or higher. imagick::LAYERMETHOD_OPTIMIZEIMAGE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::LAYERMETHOD_OPTIMIZETRANS (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::LAYERMETHOD_REMOVEDUPS (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::LAYERMETHOD_REMOVEZERO (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::LAYERMETHOD_COMPOSITE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::LAYERMETHOD_MERGE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.7 or higher. imagick::LAYERMETHOD_FLATTEN (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.7 or higher. imagick::LAYERMETHOD_MOSAIC (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.7 or higher. ORIENTATION constants imagick::ORIENTATION_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_TOPLEFT (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_TOPRIGHT (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_BOTTOMRIGHT (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_BOTTOMLEFT (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_LEFTTOP (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_RIGHTTOP (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_RIGHTBOTTOM (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. imagick::ORIENTATION_LEFTBOTTOM (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.0 or higher. DISTORTION constants imagick::DISTORTION_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_AFFINE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_AFFINEPROJECTION (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_ARC (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_BILINEAR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_PERSPECTIVE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_PERSPECTIVEPROJECTION (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_SCALEROTATETRANSLATE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.6 or higher. imagick::DISTORTION_POLYNOMIAL (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DISTORTION_POLAR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DISTORTION_DEPOLAR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DISTORTION_BARREL (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DISTORTION_BARRELINVERSE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DISTORTION_SHEPARDS (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DISTORTION_SENTINEL (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. ALPHACHANNEL constants imagick::ALPHACHANNEL_ACTIVATE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.8 or higher. imagick::ALPHACHANNEL_DEACTIVATE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.8 or higher. imagick::ALPHACHANNEL_RESET (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.8 or higher. imagick::ALPHACHANNEL_SET (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.8 or higher. imagick::ALPHACHANNEL_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::ALPHACHANNEL_COPY (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::ALPHACHANNEL_EXTRACT (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::ALPHACHANNEL_OPAQUE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::ALPHACHANNEL_SHAPE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::ALPHACHANNEL_TRANSPARENT (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. SPARSECOLORMETHOD constants imagick::SPARSECOLORMETHOD_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::SPARSECOLORMETHOD_BARYCENTRIC (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::SPARSECOLORMETHOD_BILINEAR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::SPARSECOLORMETHOD_POLYNOMIAL (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::SPARSECOLORMETHOD_SPEPARDS (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::SPARSECOLORMETHOD_VORONOI (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. FUNCTION constants imagick::FUNCTION_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.9 or higher. imagick::FUNCTION_POLYNOMIAL (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.9 or higher. imagick::FUNCTION_SINUSOID (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.9 or higher. INTERPOLATE constants imagick::INTERPOLATE_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_AVERAGE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_BICUBIC (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_BILINEAR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_FILTER (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_INTEGER (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_MESH (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_NEARESTNEIGHBOR (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.2 or higher. imagick::INTERPOLATE_SPLINE (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.3.4 or higher. DITHERMETHOD constants imagick::DITHERMETHOD_UNDEFINED (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DITHERMETHOD_NO (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DITHERMETHOD_RIEMERSMA (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher. imagick::DITHERMETHOD_FLOYDSTEINBERG (integer) This constant is available if Imagick has been compiled against ImageMagick version 6.4.6 or higher.