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121 lines
4.3 KiB
121 lines
4.3 KiB
15 years ago
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/***************************************************************************
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timeshifter.h - description
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-------------------
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begin : May 16 2005
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copyright : (C) 2005 Ernst Martin Witte
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email : witte@kawo1.rwth-aachen.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef KRADIO_TIMESHIFTER_H
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#define KRADIO_TIMESHIFTER_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "../../src/include/plugins.h"
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#include "../../src/include/soundstreamclient_interfaces.h"
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#include "../../src/include/fileringbuffer.h"
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class TimeShifter : public QObject,
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public PluginBase,
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public ISoundStreamClient
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{
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Q_OBJECT
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public:
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TimeShifter (const QString &name);
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virtual ~TimeShifter ();
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virtual bool connectI (Interface *);
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virtual bool disconnectI (Interface *);
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virtual QString pluginClassName() const { return "TimeShifter"; }
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virtual const QString &name() const { return PluginBase::name(); }
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virtual QString &name() { return PluginBase::name(); }
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// config
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const QString &getPlaybackMixer() const { return m_PlaybackMixerID; }
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const QString &getPlaybackMixerChannel() const { return m_PlaybackMixerChannel; }
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const QString &getTempFileName() const { return m_TempFileName; }
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Q_UINT64 getTempFileMaxSize() const { return m_TempFileMaxSize; }
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void setTempFile(const QString &filename, Q_UINT64 s);
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bool setPlaybackMixer(const QString &soundStreamClientID, const QString &ch);
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// PluginBase
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public:
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virtual void saveState (KConfig *) const;
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virtual void restoreState (KConfig *);
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virtual ConfigPageInfo createConfigurationPage();
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virtual AboutPageInfo createAboutPage();
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protected:
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ISoundStreamClient *searchPlaybackMixer();
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size_t writeMetaDataToBuffer(const SoundMetaData &md, char *buffer, size_t buffer_size);
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size_t readMetaDataFromBuffer(SoundMetaData &md, const char *buffer, size_t buffer_size);
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void skipPacketInRingBuffer();
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// SoundStreamClient
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void noticeConnectedI (ISoundStreamServer *s, bool pointer_valid);
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bool startCaptureWithFormat(SoundStreamID id,
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const SoundFormat &proposed_format,
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SoundFormat &real_format,
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bool force_format);
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bool stopCapture(SoundStreamID id);
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bool noticeSoundStreamClosed(SoundStreamID id);
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bool startPlayback(SoundStreamID id);
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bool stopPlayback(SoundStreamID id);
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bool pausePlayback(SoundStreamID id);
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bool noticeSoundStreamData(SoundStreamID id, const SoundFormat &sf, const char *data, size_t size, size_t &consumed_size, const SoundMetaData &md);
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bool noticeReadyForPlaybackData(SoundStreamID id, size_t size);
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bool getSoundStreamDescription(SoundStreamID id, QString &descr) const;
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// FIXME: react on redirect request
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signals:
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void sigUpdateConfig();
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protected:
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QString m_TempFileName;
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size_t m_TempFileMaxSize;
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SoundFormat m_SoundFormat;
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SoundFormat m_realSoundFormat;
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QString m_PlaybackMixerID;
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QString m_PlaybackMixerChannel;
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QString m_StreamFile;
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bool m_StreamPaused;
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SoundStreamID m_OrgStreamID;
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SoundStreamID m_NewStreamID;
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SoundFormat m_RealSoundFormat;
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float m_orgVolume;
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SoundMetaData m_PlaybackMetaData;
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size_t m_PlaybackDataLeftInBuffer;
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FileRingBuffer m_RingBuffer;
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};
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#endif
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