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Predicate reference |
Defined options on output streams are:
deflate
(default), raw_deflate
or gzip
.
The deflate
envelope is simple and short and is typically
used for compressed (network) communication. The raw_deflate
does not include an envelope and is often used as a step in crypographic
encodings. The gzip
envelope is compatible to the gzip
program and intended to read/write compressed files.true
, restart reading if the input is not at
end-of-file. The default is true
for gzip streams.Generic options are:
true
(default), closing the compressed stream also
closes (and thus invalidates) the wrapped stream. If false
,
the wrapped stream is not closed. This can be used to
read/write a compressed data block as partial input/output on a stream.gzopen(File, Mode, Stream,[])
.gzip
.