speech-tools/include/EST_TTimeIndex.h
2015-09-19 10:52:26 +02:00

91 lines
3.6 KiB
C++

/************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1996,1997 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
#ifndef __EST_TTIMEINDEX_H__
#define __EST_TTIMEINDEX_H__
#include <iostream>
/** A time index for a container. The container defines how to get an
* object and so on, this lets you find a point in the container not
* far before the entry you want.
*
* @author Richard Caley <rjc@cstr.ed.ac.uk>
* @version $Id: EST_TTimeIndex.h,v 1.3 2004/09/29 08:24:17 robert Exp $
*/
template<class CONTAINER>
struct EST_TTI_Entry
{
float t;
CONTAINER::Index i;
};
template<class CONTAINER>
class EST_TTimeIndex
{
public:
typedef CONTAINER::Index Index;
typedef EST_TTI_Entry<CONTAINER> Entry;
protected:
CONTAINER *p_container;
EST_TVector<Entry> p_entries;
float p_time_step;
void initialise();
private:
void just_before(float time, void *in) const;
public:
EST_TTimeIndex();
EST_TTimeIndex(CONTAINER &c, int bunch=10);
void index(CONTAINER &c, int bunch=10);
void just_before(float time, Index &in) const
{ just_before(time, &in); }
};
template<class CONTAINER>
extern int operator !=(const EST_TTI_Entry<CONTAINER> &e1,
const EST_TTI_Entry<CONTAINER> &e2);
template<class CONTAINER>
extern ostream& operator <<(
ostream &s,
const EST_TTI_Entry<CONTAINER> &e);
#endif