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/*
Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "audio_buffers.h"
#include "dcpomatic_time.h"
#include "util.h"
class AudioMerger
{
public:
AudioMerger (int channels, int frame_rate);
/** Pull audio up to a given time; after this call, no more data can be pushed
* before the specified time.
*/
std::pair<boost::shared_ptr<AudioBuffers>, DCPTime> pull (DCPTime time);
void push (boost::shared_ptr<const AudioBuffers> audio, DCPTime time);
DCPTime last_pull () const {
return _last_pull;
}
private:
boost::shared_ptr<AudioBuffers> _buffers;
DCPTime _last_pull;
int _frame_rate;
};
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