PHP Unconference Europe 2015

Predefined Constants

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)
Substracts 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.
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