# Constantes predefinidas

As constantes abaixo são definidas por esta extensão e só estarão disponíveis quando a extensão tiver sido compilada no PHP ou tiver sido carregada dinamicamente em tempo de execução.

Constantes de tipo de cor
`Gmagick::COLOR_BLACK` (int)
  Preto
`Gmagick::COLOR_BLUE` (int)
  Azul
`Gmagick::COLOR_CYAN` (int)
  Ciano
`Gmagick::COLOR_GREEN` (int)
  Verde
`Gmagick::COLOR_RED` (int)
  Vermelho
`Gmagick::COLOR_YELLOW` (int)
  Amarelo
`Gmagick::COLOR_MAGENTA` (int)
  Magenta
`Gmagick::COLOR_OPACITY` (int)
  Opacidade
`Gmagick::COLOR_ALPHA` (int)
  Alfa
`Gmagick::COLOR_FUZZ` (int)
  Fuzz

Composite Operator Constants
`Gmagick::COMPOSITE_DEFAULT` (int)
  O operador composto padrão
`Gmagick::COMPOSITE_UNDEFINED` (int)
  Operador composto indefinido
`Gmagick::COMPOSITE_NO` (int)
  Nenhum operador composto definido
`Gmagick::COMPOSITE_ADD` (int)
  O resultado de imagem + imagem
`Gmagick::COMPOSITE_ATOP` (int)
  O resultado é o mesmo formato da imagem, com a imagem composta obscurecendo a imagem onde as formas da imagem se sobrepõem
`Gmagick::COMPOSITE_BLEND` (int)
  Combina a imagem
`Gmagick::COMPOSITE_BUMPMAP` (int)
  O mesmo que COMPOSITE_MULTIPLY, exceto que a origem é convertida primeiro em escala de cinza.
`Gmagick::COMPOSITE_CLEAR` (int)
  Torna a imagem de destino transparente
`Gmagick::COMPOSITE_COLORBURN` (int)
  Escurece a imagem de destino para refletir a imagem de origem
`Gmagick::COMPOSITE_COLORDODGE` (int)
  Ilumina a imagem de destino para refletir a imagem de origem
`Gmagick::COMPOSITE_COLORIZE` (int)
  Colore a imagem de destino usando a imagem composta
`Gmagick::COMPOSITE_COPYBLACK` (int)
  Copia preto da origem para o destino
`Gmagick::COMPOSITE_COPYBLUE` (int)
  Copia azul da origem para o destino
`Gmagick::COMPOSITE_COPY` (int)
  Copia a imagem de origem na imagem de destino
`Gmagick::COMPOSITE_COPYCYAN` (int)
  Copia ciano da origem para o destino
`Gmagick::COMPOSITE_COPYGREEN` (int)
  Copia verde da origem para o destino
`Gmagick::COMPOSITE_COPYMAGENTA` (int)
  Copia magenta da origem para o destino
`Gmagick::COMPOSITE_COPYOPACITY` (int)
  Copia opacidade da origem para o destino
`Gmagick::COMPOSITE_COPYRED` (int)
  Copia vermelho da origem para o destino
`Gmagick::COMPOSITE_COPYYELLOW` (int)
  Copia amarelo da origem para o destino
`Gmagick::COMPOSITE_DARKEN` (int)
  Escurece a imagem de destino
`Gmagick::COMPOSITE_DSTATOP` (int)
  A parte do destino que está dentro da origem é composta pela origem e substitui o destino
`Gmagick::COMPOSITE_DST` (int)
  O destino permanece intocado
`Gmagick::COMPOSITE_DSTIN` (int)
  As partes dentro da origem substituem o destino
`Gmagick::COMPOSITE_DSTOUT` (int)
  As partes fora da origem substituem o destino
`Gmagick::COMPOSITE_DSTOVER` (int)
  Destino subsitui a origem
`Gmagick::COMPOSITE_DIFFERENCE` (int)
  Subtrai a mais escura das duas cores constituintes da mais clara
`Gmagick::COMPOSITE_DISPLACE` (int)
  Desloca os pixels da imagem destino conforme definido pela origem
`Gmagick::COMPOSITE_DISSOLVE` (int)
  Dissolve a origem no destino
`Gmagick::COMPOSITE_EXCLUSION` (int)
  Produz um efeito semelhante ao de Gmagick::COMPOSITE_DIFFERENCE, mas aparece com menor contraste
`Gmagick::COMPOSITE_HARDLIGHT` (int)
  Multiplica ou filtra as cores, dependendo do valor da cor de origem
`Gmagick::COMPOSITE_HUE` (int)
  Modifica o matiz do destino conforme definido pela origem
`Gmagick::COMPOSITE_IN` (int)
  Compõe a origem no destino
`Gmagick::COMPOSITE_LIGHTEN` (int)
  Ilumina o alvo conforme definido pela origem
`Gmagick::COMPOSITE_LUMINIZE` (int)
  Ilumina o alvo conforme definido pela origem
`Gmagick::COMPOSITE_MINUS` (int)
  Subtrai a origem do destino
`Gmagick::COMPOSITE_MODULATE` (int)
  Modula o brilho, saturação e matiz alvo conforme definido pela origem
`Gmagick::COMPOSITE_MULTIPLY` (int)
  Multiplica o destino pela origem
`Gmagick::COMPOSITE_OUT` (int)
  Compõe partes externas da origem no destino
`Gmagick::COMPOSITE_OVER` (int)
  Compõe a origem sobre o destino
`Gmagick::COMPOSITE_OVERLAY` (int)
  Sobrepõe a origem no destino
`Gmagick::COMPOSITE_PLUS` (int)
  Adiciona a origem ao destino
`Gmagick::COMPOSITE_REPLACE` (int)
  Substitui o destino pela origem
`Gmagick::COMPOSITE_SATURATE` (int)
  Satura o destino conforme definido pela origem
`Gmagick::COMPOSITE_SCREEN` (int)
  A origem e o destino são complementados e depois multiplicados e depois substituem o destino
`Gmagick::COMPOSITE_SOFTLIGHT` (int)
  Escurece ou clareia as cores, dependendo da origem
`Gmagick::COMPOSITE_SRCATOP` (int)
  A parte da origem que fica dentro do destino é composta no destino
`Gmagick::COMPOSITE_SRC` (int)
  A origem é copiada para o destino
`Gmagick::COMPOSITE_SRCIN` (int)
  A parte da origem que está dentro do destino substitui o destino
`Gmagick::COMPOSITE_SRCOUT` (int)
  A parte da origem fora do destino substitui o destino
`Gmagick::COMPOSITE_SRCOVER` (int)
  A origem substitui o destino
`Gmagick::COMPOSITE_SUBTRACT` (int)
  Subtrai as cores da imagem de origem da imagem de destino
`Gmagick::COMPOSITE_THRESHOLD` (int)
  A origem é composta no destino conforme definido pelo limite de origem
`Gmagick::COMPOSITE_XOR` (int)
  A parte da origem que fica fora do destino é combinada com a parte do destino que fica fora da origem

Constantes do modo de montagem
`Gmagick::MONTAGEMODE_FRAME` (int)
`Gmagick::MONTAGEMODE_UNFRAME` (int)
`Gmagick::MONTAGEMODE_CONCATENATE` (int)

Constantes de estilo
`Gmagick::STYLE_NORMAL` (int)
`Gmagick::STYLE_ITALIC` (int)
`Gmagick::STYLE_OBLIQUE` (int)
`Gmagick::STYLE_ANY` (int)

Constantes de filtro
`Gmagick::FILTER_UNDEFINED` (int)
`Gmagick::FILTER_POINT` (int)
`Gmagick::FILTER_BOX` (int)
`Gmagick::FILTER_TRIANGLE` (int)
`Gmagick::FILTER_HERMITE` (int)
`Gmagick::FILTER_HANNING` (int)
`Gmagick::FILTER_HAMMING` (int)
`Gmagick::FILTER_BLACKMAN` (int)
`Gmagick::FILTER_GAUSSIAN` (int)
`Gmagick::FILTER_QUADRATIC` (int)
`Gmagick::FILTER_CUBIC` (int)
`Gmagick::FILTER_CATROM` (int)
`Gmagick::FILTER_MITCHELL` (int)
`Gmagick::FILTER_LANCZOS` (int)
`Gmagick::FILTER_BESSEL` (int)
`Gmagick::FILTER_SINC` (int)

Constantes de tipo de imagem
`Gmagick::IMGTYPE_UNDEFINED` (int)
`Gmagick::IMGTYPE_BILEVEL` (int)
`Gmagick::IMGTYPE_GRAYSCALE` (int)
`Gmagick::IMGTYPE_GRAYSCALEMATTE` (int)
`Gmagick::IMGTYPE_PALETTE` (int)
`Gmagick::IMGTYPE_PALETTEMATTE` (int)
`Gmagick::IMGTYPE_TRUECOLOR` (int)
`Gmagick::IMGTYPE_TRUECOLORMATTE` (int)
`Gmagick::IMGTYPE_COLORSEPARATION` (int)
`Gmagick::IMGTYPE_COLORSEPARATIONMATTE` (int)
`Gmagick::IMGTYPE_OPTIMIZE` (int)

Constantes de resolução
`Gmagick::RESOLUTION_UNDEFINED` (int)
`Gmagick::RESOLUTION_PIXELSPERINCH` (int)
`Gmagick::RESOLUTION_PIXELSPERCENTIMETER` (int)

Constantes de compressão
`Gmagick::COMPRESSION_UNDEFINED` (int)
`Gmagick::COMPRESSION_NO` (int)
`Gmagick::COMPRESSION_BZIP` (int)
`Gmagick::COMPRESSION_FAX` (int)
`Gmagick::COMPRESSION_GROUP4` (int)
`Gmagick::COMPRESSION_JPEG` (int)
`Gmagick::COMPRESSION_JPEG2000` (int)
`Gmagick::COMPRESSION_LOSSLESSJPEG` (int)
`Gmagick::COMPRESSION_LZW` (int)
`Gmagick::COMPRESSION_RLE` (int)
`Gmagick::COMPRESSION_ZIP` (int)

Constantes de pintura
`Gmagick::PAINT_POINT` (int)
`Gmagick::PAINT_REPLACE` (int)
`Gmagick::PAINT_FLOODFILL` (int)
`Gmagick::PAINT_FILLTOBORDER` (int)
`Gmagick::PAINT_RESET` (int)

Constantes de gravidade
`Gmagick::GRAVITY_NORTHWEST` (int)
`Gmagick::GRAVITY_NORTH` (int)
`Gmagick::GRAVITY_NORTHEAST` (int)
`Gmagick::GRAVITY_WEST` (int)
`Gmagick::GRAVITY_CENTER` (int)
`Gmagick::GRAVITY_EAST` (int)
`Gmagick::GRAVITY_SOUTHWEST` (int)
`Gmagick::GRAVITY_SOUTH` (int)
`Gmagick::GRAVITY_SOUTHEAST` (int)

Constantes de esticamento
`Gmagick::STRETCH_NORMAL` (int)
`Gmagick::STRETCH_ULTRACONDENSED` (int)
`Gmagick::STRETCH_CONDENSED` (int)
`Gmagick::STRETCH_SEMICONDENSED` (int)
`Gmagick::STRETCH_SEMIEXPANDED` (int)
`Gmagick::STRETCH_EXPANDED` (int)
`Gmagick::STRETCH_EXTRAEXPANDED` (int)
`Gmagick::STRETCH_ULTRAEXPANDED` (int)
`Gmagick::STRETCH_ANY` (int)

Constantes de alinhamento
`Gmagick::ALIGN_UNDEFINED` (int)
`Gmagick::ALIGN_LEFT` (int)
`Gmagick::ALIGN_CENTER` (int)
`Gmagick::ALIGN_RIGHT` (int)

Constantes de decoração
`Gmagick::DECORATION_NO` (int)
`Gmagick::DECORATION_UNDERLINE` (int)
`Gmagick::DECORATION_OVERLINE` (int)
`Gmagick::DECORATION_LINETROUGH` (int)

Constantes de ruído
`Gmagick::NOISE_UNIFORM` (int)
`Gmagick::NOISE_GAUSSIAN` (int)
`Gmagick::NOISE_MULTIPLICATIVEGAUSSIAN` (int)
`Gmagick::NOISE_IMPULSE` (int)
`Gmagick::NOISE_LAPLACIAN` (int)
`Gmagick::NOISE_POISSON` (int)

Constantes de canal
`Gmagick::CHANNEL_UNDEFINED` (int)
`Gmagick::CHANNEL_RED` (int)
`Gmagick::CHANNEL_GRAY` (int)
`Gmagick::CHANNEL_CYAN` (int)
`Gmagick::CHANNEL_GREEN` (int)
`Gmagick::CHANNEL_MAGENTA` (int)
`Gmagick::CHANNEL_BLUE` (int)
`Gmagick::CHANNEL_YELLOW` (int)
`Gmagick::CHANNEL_ALPHA` (int)
`Gmagick::CHANNEL_OPACITY` (int)
`Gmagick::CHANNEL_MATTE` (int)
`Gmagick::CHANNEL_BLACK` (int)
`Gmagick::CHANNEL_INDEX` (int)
`Gmagick::CHANNEL_ALL` (int)

Constantes métricas
`Gmagick::METRIC_UNDEFINED` (int)
`Gmagick::METRIC_MEANABSOLUTEERROR` (int)
`Gmagick::METRIC_MEANSQUAREERROR` (int)
`Gmagick::METRIC_PEAKABSOLUTEERROR` (int)
`Gmagick::METRIC_PEAKSIGNALTONOISERATIO` (int)
`Gmagick::METRIC_ROOTMEANSQUAREDERROR` (int)

Constantes de pixels
`Gmagick::PIXEL_CHAR` (int)
`Gmagick::PIXEL_DOUBLE` (int)
`Gmagick::PIXEL_FLOAT` (int)
`Gmagick::PIXEL_INTEGER` (int)
`Gmagick::PIXEL_LONG` (int)
`Gmagick::PIXEL_QUANTUM` (int)
`Gmagick::PIXEL_SHORT` (int)

Constantes de espaço de cores
`Gmagick::COLORSPACE_UNDEFINED` (int)
`Gmagick::COLORSPACE_RGB` (int)
`Gmagick::COLORSPACE_GRAY` (int)
`Gmagick::COLORSPACE_TRANSPARENT` (int)
`Gmagick::COLORSPACE_OHTA` (int)
`Gmagick::COLORSPACE_LAB` (int)
`Gmagick::COLORSPACE_XYZ` (int)
`Gmagick::COLORSPACE_YCBCR` (int)
`Gmagick::COLORSPACE_YCC` (int)
`Gmagick::COLORSPACE_YIQ` (int)
`Gmagick::COLORSPACE_YPBPR` (int)
`Gmagick::COLORSPACE_YUV` (int)
`Gmagick::COLORSPACE_CMYK` (int)
`Gmagick::COLORSPACE_SRGB` (int)
`Gmagick::COLORSPACE_HSB` (int)
`Gmagick::COLORSPACE_HSL` (int)
`Gmagick::COLORSPACE_HWB` (int)
`Gmagick::COLORSPACE_REC601LUMA` (int)
`Gmagick::COLORSPACE_REC709LUMA` (int)
`Gmagick::COLORSPACE_LOG` (int)

Constantes de Método de Pixel Virtual
`Gmagick::VIRTUALPIXELMETHOD_UNDEFINED` (int)
`Gmagick::VIRTUALPIXELMETHOD_BACKGROUND` (int)
`Gmagick::VIRTUALPIXELMETHOD_CONSTANT` (int)
`Gmagick::VIRTUALPIXELMETHOD_EDGE` (int)
`Gmagick::VIRTUALPIXELMETHOD_MIRROR` (int)
`Gmagick::VIRTUALPIXELMETHOD_TILE` (int)
`Gmagick::VIRTUALPIXELMETHOD_TRANSPARENT` (int)

Constantes de pré-visualização
`Gmagick::PREVIEW_UNDEFINED` (int)
`Gmagick::PREVIEW_ROTATE` (int)
`Gmagick::PREVIEW_SHEAR` (int)
`Gmagick::PREVIEW_ROLL` (int)
`Gmagick::PREVIEW_HUE` (int)
`Gmagick::PREVIEW_SATURATION` (int)
`Gmagick::PREVIEW_BRIGHTNESS` (int)
`Gmagick::PREVIEW_GAMMA` (int)
`Gmagick::PREVIEW_SPIFF` (int)
`Gmagick::PREVIEW_DULL` (int)
`Gmagick::PREVIEW_GRAYSCALE` (int)
`Gmagick::PREVIEW_QUANTIZE` (int)
`Gmagick::PREVIEW_DESPECKLE` (int)
`Gmagick::PREVIEW_REDUCENOISE` (int)
`Gmagick::PREVIEW_ADDNOISE` (int)
`Gmagick::PREVIEW_SHARPEN` (int)
`Gmagick::PREVIEW_BLUR` (int)
`Gmagick::PREVIEW_THRESHOLD` (int)
`Gmagick::PREVIEW_EDGEDETECT` (int)
`Gmagick::PREVIEW_SPREAD` (int)
`Gmagick::PREVIEW_SOLARIZE` (int)
`Gmagick::PREVIEW_SHADE` (int)
`Gmagick::PREVIEW_RAISE` (int)
`Gmagick::PREVIEW_SEGMENT` (int)
`Gmagick::PREVIEW_SWIRL` (int)
`Gmagick::PREVIEW_IMPLODE` (int)
`Gmagick::PREVIEW_WAVE` (int)
`Gmagick::PREVIEW_OILPAINT` (int)
`Gmagick::PREVIEW_CHARCOALDRAWING` (int)
`Gmagick::PREVIEW_JPEG` (int)

Constantes de intenção de renderização
`Gmagick::RENDERINGINTENT_UNDEFINED` (int)
`Gmagick::RENDERINGINTENT_SATURATION` (int)
`Gmagick::RENDERINGINTENT_PERCEPTUAL` (int)
`Gmagick::RENDERINGINTENT_ABSOLUTE` (int)
`Gmagick::RENDERINGINTENT_RELATIVE` (int)

Constantes de regra de preenchimento
`Gmagick::FILLRULE_UNDEFINED` (int)
`Gmagick::FILLRULE_EVENODD` (int)
`Gmagick::FILLRULE_NONZERO` (int)

Constantes de unidade de caminho
`Gmagick::PATHUNITS_UNDEFINED` (int)
`Gmagick::PATHUNITS_USERSPACE` (int)
`Gmagick::PATHUNITS_USERSPACEONUSE` (int)
`Gmagick::PATHUNITS_OBJECTBOUNDINGBOX` (int)

Constantes extremidade de linha
`Gmagick::LINECAP_UNDEFINED` (int)
`Gmagick::LINECAP_BUTT` (int)
`Gmagick::LINECAP_ROUND` (int)
`Gmagick::LINECAP_SQUARE` (int)

Constantes de junção de linhas
`Gmagick::LINEJOIN_UNDEFINED` (int)
`Gmagick::LINEJOIN_MITER` (int)
`Gmagick::LINEJOIN_ROUND` (int)
`Gmagick::LINEJOIN_BEVEL` (int)

Constantes de tipo de recurso
`Gmagick::RESOURCETYPE_UNDEFINED` (int)
`Gmagick::RESOURCETYPE_AREA` (int)
`Gmagick::RESOURCETYPE_DISK` (int)
`Gmagick::RESOURCETYPE_FILE` (int)
`Gmagick::RESOURCETYPE_MAP` (int)
`Gmagick::RESOURCETYPE_MEMORY` (int)

Constantes de orientação
`Gmagick::ORIENTATION_UNDEFINED` (int)
`Gmagick::ORIENTATION_TOPLEFT` (int)
`Gmagick::ORIENTATION_TOPRIGHT` (int)
`Gmagick::ORIENTATION_BOTTOMRIGHT` (int)
`Gmagick::ORIENTATION_BOTTOMLEFT` (int)
`Gmagick::ORIENTATION_LEFTTOP` (int)
`Gmagick::ORIENTATION_RIGHTTOP` (int)
`Gmagick::ORIENTATION_RIGHTBOTTOM` (int)
`Gmagick::ORIENTATION_LEFTBOTTOM` (int)

Constantes de entrelaçamento
`Gmagick::INTERLACE_UNDEFINED` (int)
`Gmagick::INTERLACE_NO` (int)
`Gmagick::INTERLACE_NONE` (int)
`Gmagick::INTERLACE_LINE` (int)
`Gmagick::INTERLACE_PLANE` (int)
`Gmagick::INTERLACE_PARTITION` (int)

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