Image

Type
Class
Namespace
craft\helpers
Inherits
craft\helpers\Image
Since
3.0.0

Class Image

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# Public Methods

Method Description
calculateMissingDimension() Calculates a missing target dimension for an image.
canHaveExifData() Returns whether an image can have EXIF information embedded.
canManipulateAsImage() Returns whether an image extension is considered manipulatable.
cleanExifDataFromImagickImage() Clean EXIF data from an image loaded inside an Imagick instance, taking care not to wipe the ICC profile.
cleanImageByPath() Clean an image provided by path from all malicious code and the like.
imageSize() Returns the size of an image based on its file path.
imageSizeByStream() Determines image dimensions by a stream pointing to the start of the image.
parseSvgSize() Parses SVG data and determines its size (normalized to pixels).
pngImageInfo() Returns any info that’s embedded in a given PNG file.
webSafeFormats() Returns a list of web safe image formats.

# calculateMissingDimension()

Calculates a missing target dimension for an image.

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Arguments

Returns

integer (opens new window)[] – Array of the width and height.

# canHaveExifData()

Returns whether an image can have EXIF information embedded.

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Arguments

Returns

boolean (opens new window)

# canManipulateAsImage()

Returns whether an image extension is considered manipulatable.

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Arguments

Returns

boolean (opens new window)

# cleanExifDataFromImagickImage()

Clean EXIF data from an image loaded inside an Imagick instance, taking care not to wipe the ICC profile.

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Arguments

  • $imagick (\Imagick)

# cleanImageByPath()

Clean an image provided by path from all malicious code and the like.

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Arguments

# imageSize()

Returns the size of an image based on its file path.

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Arguments

Returns

array (opens new window) – [width, height]

# imageSizeByStream()

Determines image dimensions by a stream pointing to the start of the image.

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Arguments

Returns

array (opens new window), false (opens new window)

Throws

# parseSvgSize()

Parses SVG data and determines its size (normalized to pixels).

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Arguments

Returns

array (opens new window) – [width, height]

# pngImageInfo()

Returns any info that’s embedded in a given PNG file.

Adapted from https://github.com/ktomk/Miscellaneous/tree/master/get_png_imageinfo.

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Arguments

Returns

array (opens new window), boolean (opens new window) – Info embedded in the PNG file, or false if it wasn’t found.

# webSafeFormats()

Returns a list of web safe image formats.

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Returns

string (opens new window)[]

# Constants

Constant Description
EXIF_IFD0_ROTATE_180
EXIF_IFD0_ROTATE_270
EXIF_IFD0_ROTATE_90