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apply FastAC licensing information (#61)
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hobu committed Apr 2, 2019
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64 changes: 64 additions & 0 deletions laz-perf/decoder.hpp
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===============================================================================
*/

// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// **************************** -
// ARITHMETIC CODING EXAMPLES -
// **************************** -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// Fast arithmetic coding implementation -
// -> 32-bit variables, 32-bit product, periodic updates, table decoding -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// Version 1.00 - April 25, 2004 -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// WARNING -
// ========= -
// -
// The only purpose of this program is to demonstrate the basic principles -
// of arithmetic coding. The original version of this code can be found in -
// Digital Signal Compression: Principles and Practice -
// (Cambridge University Press, 2011, ISBN: 9780511984655) -
// -
// Copyright (c) 2019 by Amir Said (said@ieee.org) & -
// William A. Pearlman (pearlw@ecse.rpi.edu) -
// -
// Redistribution and use in source and binary forms, with or without -
// modification, are permitted provided that the following conditions are -
// met: -
// -
// 1. Redistributions of source code must retain the above copyright notice, -
// this list of conditions and the following disclaimer. -
// -
// 2. Redistributions in binary form must reproduce the above copyright -
// notice, this list of conditions and the following disclaimer in the -
// documentation and/or other materials provided with the distribution. -
// -
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED -
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A -
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER -
// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// A description of the arithmetic coding method used here is available in -
// -
// Lossless Compression Handbook, ed. K. Sayood -
// Chapter 5: Arithmetic Coding (A. Said), pp. 101-152, Academic Press, 2003 -
// -
// A. Said, Introduction to Arithetic Coding Theory and Practice -
// HP Labs report HPL-2004-76 - http://www.hpl.hp.com/techreports/ -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -


#ifndef __decoder_hpp__
#define __decoder_hpp__

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64 changes: 64 additions & 0 deletions laz-perf/encoder.hpp
View file
Expand Up @@ -28,6 +28,70 @@
===============================================================================
*/

// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// **************************** -
// ARITHMETIC CODING EXAMPLES -
// **************************** -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// Fast arithmetic coding implementation -
// -> 32-bit variables, 32-bit product, periodic updates, table decoding -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// Version 1.00 - April 25, 2004 -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// WARNING -
// ========= -
// -
// The only purpose of this program is to demonstrate the basic principles -
// of arithmetic coding. The original version of this code can be found in -
// Digital Signal Compression: Principles and Practice -
// (Cambridge University Press, 2011, ISBN: 9780511984655) -
// -
// Copyright (c) 2019 by Amir Said (said@ieee.org) & -
// William A. Pearlman (pearlw@ecse.rpi.edu) -
// -
// Redistribution and use in source and binary forms, with or without -
// modification, are permitted provided that the following conditions are -
// met: -
// -
// 1. Redistributions of source code must retain the above copyright notice, -
// this list of conditions and the following disclaimer. -
// -
// 2. Redistributions in binary form must reproduce the above copyright -
// notice, this list of conditions and the following disclaimer in the -
// documentation and/or other materials provided with the distribution. -
// -
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED -
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A -
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER -
// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// -
// A description of the arithmetic coding method used here is available in -
// -
// Lossless Compression Handbook, ed. K. Sayood -
// Chapter 5: Arithmetic Coding (A. Said), pp. 101-152, Academic Press, 2003 -
// -
// A. Said, Introduction to Arithetic Coding Theory and Practice -
// HP Labs report HPL-2004-76 - http://www.hpl.hp.com/techreports/ -
// -
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -


#ifndef __encoder_hpp__
#define __encoder_hpp__

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