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// ----------------------------------------------------------------------------
//
// Copyright (C) 2006-2012 Fons Adriaensen <fons@linuxaudio.org>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
#ifndef __RESAMPLER_TABLE_H
#define __RESAMPLER_TABLE_H
#include <pthread.h>
#define ZITA_RESAMPLER_MAJOR_VERSION 1
#define ZITA_RESAMPLER_MINOR_VERSION 6
extern int zita_resampler_major_version (void);
extern int zita_resampler_minor_version (void);
class Resampler_mutex
{
private:
friend class Resampler_table;
Resampler_mutex (void) { pthread_mutex_init (&_mutex, 0); }
~Resampler_mutex (void) { pthread_mutex_destroy (&_mutex); }
void lock (void) { pthread_mutex_lock (&_mutex); }
void unlock (void) { pthread_mutex_unlock (&_mutex); }
pthread_mutex_t _mutex;
};
class Resampler_table
{
public:
static void print_list (void);
private:
Resampler_table (double fr, unsigned int hl, unsigned int np);
~Resampler_table (void);
friend class Resampler;
friend class VResampler;
Resampler_table *_next;
unsigned int _refc;
float *_ctab;
double _fr;
unsigned int _hl;
unsigned int _np;
static Resampler_table *create (double fr, unsigned int hl, unsigned int np);
static void destroy (Resampler_table *T);
static Resampler_table *_list;
static Resampler_mutex _mutex;
};
#endif
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