Uses of Class
javax.imageio.plugins.jpeg.JPEGQTable
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Packages that use JPEGQTable 软件包 描述 javax.imageio.plugins.jpeg 支持内置JPEG插件的类。 -
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Uses of JPEGQTable in javax.imageio.plugins.jpeg
Fields in javax.imageio.plugins.jpeg declared as JPEGQTable 变量和类型 字段 描述 static JPEGQTable
JPEGQTable. K1Div2Luminance
JPEG规范中给出的样本亮度量化表,表K.1,所有元素除以2。static JPEGQTable
JPEGQTable. K1Luminance
JPEG规范中给出的样本亮度量化表,表K.1。static JPEGQTable
JPEGQTable. K2Chrominance
JPEG规范中给出的样本色度量化表,表K.2。static JPEGQTable
JPEGQTable. K2Div2Chrominance
JPEG规范表K.1中给出的样本色度量化表,所有元素除以2。Methods in javax.imageio.plugins.jpeg that return JPEGQTable 变量和类型 方法 描述 JPEGQTable[]
JPEGImageReadParam. getQTables()
返回最近一次调用setDecodeTables
上设置的量化表数组的副本,如果当前未设置表,则null
。JPEGQTable[]
JPEGImageWriteParam. getQTables()
返回最近一次调用时设置的量化表数组的副本setEncodeTables
,如果当前未设置表,则null
。JPEGQTable
JPEGQTable. getScaledInstance(float scaleFactor, boolean forceBaseline)
返回一个新的量化表,其值乘以scaleFactor
,然后钳位到1..32767(如果forceBaseline
为真,forceBaseline
1..255)。Methods in javax.imageio.plugins.jpeg with parameters of type JPEGQTable 变量和类型 方法 描述 void
JPEGImageReadParam. setDecodeTables(JPEGQTable[] qTables, JPEGHuffmanTable[] DCHuffmanTables, JPEGHuffmanTable[] ACHuffmanTables)
设置量化和Huffman表以用于解码缩写流。void
JPEGImageWriteParam. setEncodeTables(JPEGQTable[] qTables, JPEGHuffmanTable[] DCHuffmanTables, JPEGHuffmanTable[] ACHuffmanTables)
设置量化和Huffman表以用于编码缩写流。
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