rle_decoder.tpp
/*
CLAW - a C++ Library Absolutely Wonderful
CLAW is a free library without any particular aim but being useful to
anyone.
Copyright (C) 2005-2011 Julien Jorge
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
contact: julien.jorge@gamned.org
*/
/**
* \file rle_decoder.tpp
* \brief Implementation of the claw::rle_decoder class and subclasses.
* \author Julien Jorge
*/
/*----------------------------------------------------------------------------*/
/**
* \brief Constructor.
*/
template< typename Pattern, typename InputBuffer, typename OutputBuffer >
claw::rle_decoder<Pattern, InputBuffer, OutputBuffer>::rle_decoder()
: m_mode(stop), m_count(0)
{
} // rle_decoder::rle_decoder()
/*----------------------------------------------------------------------------*/
/**
* \brief Destructor.
*/
template< typename Pattern, typename InputBuffer, typename OutputBuffer >
claw::rle_decoder<Pattern, InputBuffer, OutputBuffer>::~rle_decoder()
{
} // rle_decoder::~rle_decoder()
/*----------------------------------------------------------------------------*/
/**
* \brief Decode a RLE stream.
* \param input The RLE stream.
* \param output The raw stream.
*/
template< typename Pattern, typename InputBuffer, typename OutputBuffer >
void claw::rle_decoder<Pattern, InputBuffer, OutputBuffer>::decode
( input_buffer_type& input, output_buffer_type& output )
{
m_mode = stop;
read_mode(input, output);
while( m_mode != stop )
{
if ( m_mode == compressed )
output.fill( m_count, m_pattern );
else
output.copy( m_count, input );
read_mode(input, output);
}
} // rle_decoder::decode()