golomb.h
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- /* ***** BEGIN LICENSE BLOCK *****
- *
- * $Id: golomb.h,v 1.2 2005/01/30 05:11:40 gabest Exp $ $Name: $
- *
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License
- * Version 1.1 (the "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
- * the specific language governing rights and limitations under the License.
- *
- * The Original Code is BBC Research and Development code.
- *
- * The Initial Developer of the Original Code is the British Broadcasting
- * Corporation.
- * Portions created by the Initial Developer are Copyright (C) 2004.
- * All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
- * Public License Version 2.1 (the "LGPL"), in which case the provisions of
- * the GPL or the LGPL are applicable instead of those above. If you wish to
- * allow use of your version of this file only under the terms of the either
- * the GPL or LGPL and not to allow others to use your version of this file
- * under the MPL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by the GPL
- * or LGPL. If you do not delete the provisions above, a recipient may use
- * your version of this file under the terms of any one of the MPL, the GPL
- * or the LGPL.
- * ***** END LICENSE BLOCK ***** */
- #ifndef _GOLOMB_H_
- #define _GOLOMB_H_
- #include <libdirac_common/bit_manager.h>
- namespace dirac
- {
- //exp-golomb coding and decoding
- //! Code a value using unsigned exp-Golomb coding and output it
- void UnsignedGolombCode(BasicOutputManager& bitman, const unsigned int val);
- //! Code a value using unsigned exp-Golomb coding and output it to a vector
- void UnsignedGolombCode(std::vector<bool>& bitvec, const unsigned int val);
- //! Code a value using signed exp-Golomb coding and output it
- void GolombCode(BasicOutputManager& bitman, const int val);
- //! Code a value using signed exp-Golomb coding and output it to a vector
- void GolombCode(std::vector<bool>& bitvec, const int val);
- //! Decode a value using unsigned exp-Golomb decoding and output it
- unsigned int UnsignedGolombDecode(BitInputManager& bitman);//returning the value decoded
- //! Decode a value using unsigned exp-Golomb decoding and output it
- unsigned int UnsignedGolombDecode(const std::vector<bool>& bitvec);//returning the value decoded
- //! Decode a value using signed exp-Golomb decoding and output it
- int GolombDecode(BitInputManager& bitman);//returning the value decoded
- //! Decode a value using signed exp-Golomb decoding and output it
- int GolombDecode(const std::vector<bool>& bitvec);//returning the value decoded
- } // namespace dirac
- #endif