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t30tone.h
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t30tone.h
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/*
* t30tone.h
*
* T38FAX Pseudo Modem
*
* Copyright (c) 2002-2010 Vyacheslav Frolov
*
* Open H323 Project
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (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 Open H323 Library.
*
* The Initial Developer of the Original Code is Vyacheslav Frolov
*
* Contributor(s): Equivalence Pty ltd
*
* $Log: t30tone.h,v $
* Revision 1.6 2010-10-12 16:46:25 vfrolov
* Implemented fake streams
*
* Revision 1.6 2010/10/12 16:46:25 vfrolov
* Implemented fake streams
*
* Revision 1.5 2010/09/10 18:00:44 vfrolov
* Cleaned up code
*
* Revision 1.4 2008/09/10 11:15:00 frolov
* Ported to OPAL SVN trunk
*
* Revision 1.3 2007/03/23 10:14:36 vfrolov
* Implemented voice mode functionality
*
* Revision 1.2 2004/07/07 07:52:07 vfrolov
* Moved ptlib.h including to *.cxx for precompiling
*
* Revision 1.1 2002/04/30 10:59:10 vfrolov
* Initial revision
*
*/
#ifndef _T30TONE_H
#define _T30TONE_H
///////////////////////////////////////////////////////////////
class T30ToneDetect : public PObject
{
PCLASSINFO(T30ToneDetect, PObject);
public:
T30ToneDetect();
~T30ToneDetect();
PBoolean Write(const void * buffer, PINDEX len);
protected:
long *cng_filter_buf;
PINDEX index;
long power;
int cng_on_count;
int cng_off_count;
int cng_phase;
};
///////////////////////////////////////////////////////////////
#endif // _T30TONE_H