Module: MiniMagick

Defined in:
lib/mini_magick.rb,
lib/mini_magick/version.rb

Defined Under Namespace

Classes: CommandBuilder, Error, Image, Invalid

Constant Summary collapse

MOGRIFY_COMMANDS = 
%w{adaptive-blur adaptive-resize adaptive-sharpen adjoin affine alpha annotate antialias append attenuate authenticate auto-gamma auto-level auto-orient backdrop background bench bias black-point-compensation black-threshold blend blue-primary blue-shift blur border bordercolor borderwidth brightness-contrast cache caption cdl channel charcoal chop clamp clip clip-mask clip-path clone clut coalesce colorize colormap color-matrix colors colorspace combine comment compose composite compress contrast contrast-stretch convolve crop cycle debug decipher deconstruct define delay delete density depth descend deskew despeckle direction displace display dispose dissimilarity-threshold dissolve distort dither draw duplicate edge emboss encipher encoding endian enhance equalize evaluate evaluate-sequence extent extract family features fft fill filter flatten flip floodfill flop font foreground format frame function fuzz fx gamma gaussian-blur geometry gravity green-primary hald-clut help highlight-color iconGeometry iconic identify ift immutable implode insert intent interlace interpolate interline-spacing interword-spacing kerning label lat layers level level-colors limit linear-stretch linewidth liquid-rescale list log loop lowlight-color magnify map mask mattecolor median metric mode modulate monitor monochrome morph morphology mosaic motion-blur name negate noise normalize opaque ordered-dither orient page paint path pause pen perceptible ping pointsize polaroid poly posterize precision preview print process profile quality quantize quiet radial-blur raise random-threshold red-primary regard-warnings region remap remote render repage resample resize respect-parentheses reverse roll rotate sample sampling-factor scale scene screen seed segment selective-blur separate sepia-tone set shade shadow shared-memory sharpen shave shear sigmoidal-contrast silent size sketch smush snaps solarize sparse-color splice spread statistic stegano stereo stretch strip stroke strokewidth style subimage-search swap swirl synchronize taint text-font texture threshold thumbnail tile tile-offset tint title transform transparent transparent-color transpose transverse treedepth trim type undercolor unique-colors units unsharp update verbose version view vignette virtual-pixel visual watermark wave weight white-point white-threshold window window-group write}
IMAGE_CREATION_OPERATORS = 
%w{canvas caption gradient label logo pattern plasma radial radient rose text tile xc }
VERSION = 
"3.5.0"

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.processor ⇒ Object

Returns the value of attribute processor.



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# File 'lib/mini_magick.rb', line 9

def processor
  @processor
end

.timeout ⇒ Object

Returns the value of attribute timeout.



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# File 'lib/mini_magick.rb', line 10

def timeout
  @timeout
end

Class Method Details

.choose_processor ⇒ Object

Experimental method for automatically selecting a processor such as gm. Only works on *nix.

TODO: Write tests for this and figure out what platforms it supports



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# File 'lib/mini_magick.rb', line 17

def choose_processor
  if `type -P mogrify`.size > 0
    return
  elsif `type -P gm`.size > 0
    self.processor = "gm"
  end
end

.image_magick_version ⇒ Object 



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# File 'lib/mini_magick.rb', line 25

def image_magick_version
  @@version ||= Gem::Version.create(`mogrify --version`.split(" ")[2].split("-").first)
end

.minimum_image_magick_version ⇒ Object 



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# File 'lib/mini_magick.rb', line 29

def minimum_image_magick_version
  @@minimum_version ||= Gem::Version.create("6.6.3")
end

.valid_version_installed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mini_magick.rb', line 33

def valid_version_installed?
  image_magick_version >= minimum_image_magick_version
end