Pdf
Specifies the standard scheme to be used to compress image data in PDF documents.
Entries
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No compression.
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Zlib/deflate compression method.
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CCITT 4 facsimile standard.
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DCT (discrete cosine transform) technique based on the JPEG standard.
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JBIG2 standard.
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Wavelet-based JPEG2000 standard.
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Unknown compression.
Functions
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Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
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Returns an array containing the constants of this enum type, in the order they're declared. This method may be used to iterate over the constants.