Resampler.hxx

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/*
 * Copyright 2003-2017 The Music Player Daemon Project
 * http://www.musicpd.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 2 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef MPD_PCM_RESAMPLER_HXX
#define MPD_PCM_RESAMPLER_HXX

#include "util/ConstBuffer.hxx"
#include "Compiler.h"

struct AudioFormat;

class PcmResampler {
public:
        virtual ~PcmResampler() {}

        virtual AudioFormat Open(AudioFormat &af,
                                 unsigned new_sample_rate) = 0;

        virtual void Close() = 0;

        virtual void Reset() {
        }

        virtual ConstBuffer<void> Resample(ConstBuffer<void> src) = 0;
};

#endif