mipspeexutil.h

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/*
    
  This file is a part of EMIPLIB, the EDM Media over IP Library.
  
  Copyright (C) 2006-2011  Hasselt University - Expertise Centre for
                      Digital Media (EDM) (http://www.edm.uhasselt.be)

  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

*/

#ifndef MIPSPEEXUTIL_H

#define MIPSPEEXUTIL_H

#include "mipconfig.h"

#ifdef MIPCONFIG_SUPPORT_SPEEX

#include "miperrorbase.h"
#include <speex/speex.h>

class EMIPLIB_IMPORTEXPORT MIPSpeexUtil : public MIPErrorBase
{
public:
        enum SpeexBandWidth 
        { 
                NarrowBand,             
                WideBand,               
                UltraWideBand,          
                Invalid                 
        };

        MIPSpeexUtil()                                                                          { m_bandWidth = Invalid; m_sampRate = 0; speex_bits_init(&m_bits); }
        ~MIPSpeexUtil()                                                                         { speex_bits_destroy(&m_bits); }

        bool processBytes(const void *speexData, size_t length);

        SpeexBandWidth getBandWidth() const                                                     { return m_bandWidth; }

        int getSamplingRate() const                                                             { return m_sampRate; }
private:
        SpeexBits m_bits;
        SpeexBandWidth m_bandWidth;
        int m_sampRate;
};

#endif // MIPCONFIG_SUPPORT_SPEEX

#endif // MIPSPEEXUTIL_H