Poco

class DeflatingInputStream

Library: Foundation
Package: Streams
Header: Poco/DeflatingStream.h

Description

This stream compresses all data passing through it using zlib's deflate algorithm.

Inheritance

Direct Base Classes: std::istream, DeflatingIOS

All Base Classes: DeflatingIOS, std::ios, std::istream

Member Summary

Inherited Functions: rdbuf

Constructors

DeflatingInputStream

DeflatingInputStream(
    std::istream & istr,
    DeflatingStreamBuf::StreamType type = DeflatingStreamBuf::STREAM_ZLIB,
    int level = DeflatingStreamBuf::DEFAULT_COMPRESSION
);

Creates a DeflatingIOS for compressing data read from the given input stream.

DeflatingInputStream

DeflatingInputStream(
    std::istream & istr,
    int windowBits,
    int level
);

Creates a DeflatingIOS for compressing data read from the given input stream.

Please refer to the zlib documentation of deflateInit2() for a description of the windowBits parameter.

Destructor

~DeflatingInputStream

~DeflatingInputStream();

Destroys the DeflatingInputStream.