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g711.h File Reference

Implementation of G.711 logarithmic codecs. More...

#include <itpp/itexports.h>
#include <utility>
#include <itpp/base/ittypes.h>

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Namespaces

namespace  itpp
 itpp namespace
 

Functions

std::pair< int16_t, int16_t > itpp::ulaw_range ()
 G.711 u-Law compressor input range. Returns (min,max) input values in std::pair.
 
uint8_t itpp::ulaw_compress (int16_t s)
 G.711 u-Law compression function. Returns encoded value for sample s.
 
int16_t itpp::ulaw_expand (uint8_t s)
 G.711 u-Law expansion function. Returns decoded value for previously compressed sample s.Expansion is performed by the table look up.
 
std::pair< int16_t, int16_t > itpp::alaw_range ()
 G.711 a-Law compressor input range. Returns (min,max) input values in std::pair.
 
uint8_t itpp::alaw_compress (int16_t s)
 G.711 a-Law compression function. Returns encoded value for sample s.
 
int16_t itpp::alaw_expand (uint8_t s)
 G.711 u-Law expansion function. Returns decoded value for previously compressed sample s.Expansion is performed by the table look up.
 

Detailed Description

Implementation of G.711 logarithmic codecs.

Author
Andy Panov

Copyright (C) 1995-2013 (see AUTHORS file for a list of contributors)

This file is part of IT++ - a C++ library of mathematical, signal processing, speech processing, and communications classes and functions.

IT++ is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

IT++ 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 General Public License for more details.

You should have received a copy of the GNU General Public License along with IT++. If not, see http://www.gnu.org/licenses/.


Definition in file g711.h.

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