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)

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)

Set the maximum width * height of an image that can reside in the pixel cache memory.

imagick::RESOURCETYPE_DISK (integer)

Set maximum amount of disk space in bytes permitted for use by the pixel cache.

imagick::RESOURCETYPE_FILE (integer)

Set maximum number of open pixel cache files.

imagick::RESOURCETYPE_MAP (integer)

Set maximum amount of memory map in bytes to allocate for the pixel cache.

imagick::RESOURCETYPE_MEMORY (integer)

Set maximum amount of memory in bytes to allocate for the pixel cache from the heap.

imagick::RESOURCETYPE_THREAD (integer)

Set maximum parallel threads. This constant is available if Imagick has been compiled against ImageMagick version 6.7.8 or higher.

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.