zlib

zlib

Module declaration

 Protected Module zlib

Remarks

Contains all methods, properties, classes, etc. relating to zlib.

Classes

• Deflater
• Inflater
• zlibException
• ZStream

Methods

• Adler32
• Adler32Combine
• Compress
• CompressBound
• CRC32
• CRC32Combine
• Deflate
• GUnZip
• GZip
• Inflate
• IsAvailable
• IsDeflated
• IsGZipped
• Uncompress
• Version

Constants

Stream encoding

Used in creating or opening a compressed stream to indicate the type of stream.

• DEFLATE_ENCODING Deflated data in a zlib wrapper.
• GZIP_ENCODING Deflated data in a gzip wrapper.
• RAW_ENCODING Deflated data with no wrapper.
• Z_DETECT Try them all.

Compression level

Used in creating a compressed stream to indicate the compression level.

• Z_BEST_COMPRESSION=9
• Z_BEST_SPEED=1
• Z_DEFAULT_COMPRESSION=-1 (equivalent to level 6)
• Z_NO_COMPRESSION=0

Compression strategies

Used in creating a compressed stream to indicate the compression strategy. See: Deflater.Strategy

• Z_DEFAULT_STRATEGY
• Z_FILTERED
• Z_FIXED
• Z_HUFFMAN_ONLY
• Z_RLE

Flush modes

Used in writing a compressed stream to indicate whether and how pending output should be flushed. See: Deflater.Deflate

• Z_FINISH
• Z_BLOCK
• Z_FULL_FLUSH
• Z_NO_FLUSH
• Z_PARTIAL_FLUSH
• Z_SYNC_FLUSH
• Z_TREES

Datatype guesses

Indicates zlib's guess as to the kind of data being processed. See: Deflater.DataType

• Z_ASCII
• Z_BINARY
• Z_TEXT
• Z_UNKNOWN

Miscellaneous

• DEFAULT_MEM_LVL See: Deflater.Constructor
• Z_DEFLATED See: Deflater.Constructor
• Z_NEED_DICT See: Inflater.Dictionary