2 Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef DCPOMATIC_AUDIO_DECODER_STREAM_H
21 #define DCPOMATIC_AUDIO_DECODER_STREAM_H
23 #include "audio_stream.h"
24 #include "content_audio.h"
25 #include <boost/shared_ptr.hpp>
31 class AudioDecoderStream
34 AudioDecoderStream (boost::shared_ptr<const AudioContent>, AudioStreamPtr, AudioDecoder* decoder);
36 ContentAudio get (Frame time, Frame length, bool accurate);
37 void audio (boost::shared_ptr<const AudioBuffers>, ContentTime);
39 void seek (ContentTime time, bool accurate);
43 void reset_decoded ();
44 void add (boost::shared_ptr<const AudioBuffers>);
46 boost::shared_ptr<const AudioContent> _content;
47 AudioStreamPtr _stream;
48 AudioDecoder* _decoder;
49 boost::shared_ptr<Resampler> _resampler;
50 boost::optional<Frame> _position;
51 /** Currently-available decoded audio data */
52 ContentAudio _decoded;
53 /** The time of an accurate seek after which we have not yet received any actual
54 data at the seek time.
56 boost::optional<ContentTime> _seek_reference;