Class PngConstants
java.lang.Object
org.apache.commons.imaging.formats.png.PngConstants
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Field Summary
FieldsModifier and TypeFieldDescriptionstatic final int
static final byte
static final byte
static final String
Parameter key.static final String
static final String
Parameter key.static final String
static final String
static final String
Parameter key.static final BinaryConstant
static final String
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Constructor Summary
Constructors -
Method Summary
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Field Details
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COMPRESSION_DEFLATE_INFLATE
public static final int COMPRESSION_DEFLATE_INFLATE- See Also:
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PNG_SIGNATURE
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PARAM_KEY_PNG_BIT_DEPTH
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PARAM_KEY_PNG_FORCE_INDEXED_COLOR
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PARAM_KEY_PNG_FORCE_TRUE_COLOR
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COMPRESSION_TYPE_INFLATE_DEFLATE
public static final byte COMPRESSION_TYPE_INFLATE_DEFLATE- See Also:
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FILTER_METHOD_ADAPTIVE
public static final byte FILTER_METHOD_ADAPTIVE- See Also:
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XMP_KEYWORD
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PARAM_KEY_PNG_TEXT_CHUNKS
Parameter key.Only used when writing Png images.
Valid values: a list of WriteTexts.
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PARAM_KEY_PHYSICAL_SCALE
Parameter key. Used in write operations to indicate the Physical Scale - sCAL.Valid values: PhysicalScale
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PARAM_KEY_PNG_COMPRESSION_LEVEL
Parameter key. Used to indicate the PNG compression level to be used.For valid values, see
Deflater
. If no value is specified, it will use the default compression level.- See Also:
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Constructor Details
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PngConstants
private PngConstants()
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