/*
- Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
*/
+
/** @file src/lib/audio_decoder.h
* @brief Parent class for audio decoders.
*/
+
#ifndef DCPOMATIC_AUDIO_DECODER_H
#define DCPOMATIC_AUDIO_DECODER_H
-#include "decoder.h"
-#include "content_audio.h"
+
#include "audio_stream.h"
+#include "content_audio.h"
+#include "decoder.h"
#include "decoder_part.h"
-#include <boost/enable_shared_from_this.hpp>
#include <boost/signals2.hpp>
+
class AudioBuffers;
class AudioContent;
class AudioDecoderStream;
class Log;
+class Film;
+class Resampler;
+
/** @class AudioDecoder.
* @brief Parent class for audio decoders.
*/
-class AudioDecoder : public boost::enable_shared_from_this<AudioDecoder>, public DecoderPart
+class AudioDecoder : public std::enable_shared_from_this<AudioDecoder>, public DecoderPart
{
public:
- AudioDecoder (Decoder* parent, boost::shared_ptr<const AudioContent> content, boost::shared_ptr<Log> log);
+ AudioDecoder (Decoder* parent, std::shared_ptr<const AudioContent> content, bool fast);
- ContentTime position () const;
- void emit (AudioStreamPtr stream, boost::shared_ptr<const AudioBuffers>, ContentTime);
+ boost::optional<dcpomatic::ContentTime> position (std::shared_ptr<const Film> film) const;
+ void emit (std::shared_ptr<const Film> film, AudioStreamPtr stream, std::shared_ptr<const AudioBuffers>, dcpomatic::ContentTime, bool time_already_delayed = false);
void seek ();
+ void flush ();
+
+ dcpomatic::ContentTime stream_position (std::shared_ptr<const Film> film, AudioStreamPtr stream) const;
boost::signals2::signal<void (AudioStreamPtr, ContentAudio)> Data;
private:
- std::map<AudioStreamPtr, Frame> _positions;
+ void silence (int milliseconds);
+
+ std::shared_ptr<const AudioContent> _content;
+ /** Frame after the last one that was emitted from Data (i.e. at the resampled rate, if applicable)
+ * for each AudioStream.
+ */
+ typedef std::map<AudioStreamPtr, Frame> PositionMap;
+ PositionMap _positions;
+ typedef std::map<AudioStreamPtr, std::shared_ptr<Resampler>> ResamplerMap;
+ ResamplerMap _resamplers;
+
+ bool _fast;
};
+
#endif