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226 lines
7.0 KiB
226 lines
7.0 KiB
/***************************************************************************
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oss-sound.h - description
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-------------------
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begin : Sun Mar 21 2004
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copyright : (C) 2004 by 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_OSS_SOUND_H
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#define _KRADIO_OSS_SOUND_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/ringbuffer.h"
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#include "../../src/include/plugins.h"
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#include "../../src/include/soundstreamclient_interfaces.h"
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#include <tqobject.h>
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#include <tqtimer.h>
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enum DUPLEX_MODE { DUPLEX_UNKNOWN, DUPLEX_FULL, DUPLEX_HALF };
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struct SoundStreamConfig
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{
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SoundStreamConfig()
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: m_ActiveMode(false),
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m_Channel(-1),
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m_Volume(-1)
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{}
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SoundStreamConfig(int _channel, bool active_mode = true)
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: m_ActiveMode(active_mode),
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m_Channel(_channel),
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m_Volume(-1)
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{}
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SoundStreamConfig(const SoundStreamConfig &c)
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: m_ActiveMode(c.m_ActiveMode),
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m_Channel(c.m_Channel),
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m_Volume(c.m_Volume)
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{}
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bool m_ActiveMode;
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int m_Channel;
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float m_Volume;
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};
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class OSSSoundDevice : public TQObject,
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public PluginBase,
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public ISoundStreamClient
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{
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TQ_OBJECT
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public:
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OSSSoundDevice (const TQString &name);
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virtual ~OSSSoundDevice ();
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virtual bool connectI(Interface *i);
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virtual bool disconnectI(Interface *i);
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// PluginBase
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public:
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virtual void saveState (TDEConfig *) const;
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virtual void restoreState (TDEConfig *);
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virtual TQString pluginClassName() const { return "OSSSoundDevice"; }
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virtual const TQString &name() const { return PluginBase::name(); }
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virtual TQString &name() { return PluginBase::name(); }
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virtual ConfigPageInfo createConfigurationPage();
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virtual AboutPageInfo createAboutPage();
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// ISoundStreamClient: direct device access
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RECEIVERS:
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void noticeConnectedI (ISoundStreamServer *s, bool pointer_valid);
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bool preparePlayback(SoundStreamID id, const TQString &channel, bool active_mode, bool start_immediately);
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bool prepareCapture(SoundStreamID id, const TQString &channel);
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bool releasePlayback(SoundStreamID id);
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bool releaseCapture(SoundStreamID id);
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ANSWERS:
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bool supportsPlayback() const;
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bool supportsCapture() const;
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TQString getSoundStreamClientDescription() const;
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// ISoundStreamClient: mixer access
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protected:
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void getMixerChannels(int query_playback_or_rec_mask, TQStringList &retval, TQMap<TQString, int> &revmap) const;
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ANSWERS:
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const TQStringList &getPlaybackChannels() const;
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const TQStringList &getCaptureChannels() const;
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RECEIVERS:
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bool setPlaybackVolume(SoundStreamID id, float volume);
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bool setCaptureVolume(SoundStreamID id, float volume);
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bool getPlaybackVolume(SoundStreamID id, float &volume) const;
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bool getCaptureVolume(SoundStreamID id, float &volume) const;
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// ISoundStreamClient: generic broadcasts
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RECEIVERS:
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bool startPlayback(SoundStreamID id);
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bool pausePlayback(SoundStreamID id);
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bool stopPlayback(SoundStreamID id);
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bool isPlaybackRunning(SoundStreamID id, bool &b) const;
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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 isCaptureRunning(SoundStreamID id, bool &b, SoundFormat &sf) const;
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bool noticeSoundStreamClosed(SoundStreamID id);
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bool noticeSoundStreamRedirected(SoundStreamID oldID, SoundStreamID newID);
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bool noticeSoundStreamData(SoundStreamID id,
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const SoundFormat &,
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const char *data, size_t size, size_t &consumed_size,
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const SoundMetaData &md
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);
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// Config Access
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int getBufferSize() const { return m_BufferSize; }
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bool isPlaybackEnabled() const { return m_EnablePlayback; }
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bool isCaptureEnabled() const { return m_EnableCapture; }
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const TQString &getDSPDeviceName() const { return m_DSPDeviceName; }
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const TQString &getMixerDeviceName() const { return m_MixerDeviceName; }
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void setBufferSize(int s);
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void enablePlayback(bool on);
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void enableCapture(bool on);
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void setDSPDeviceName(const TQString &s);
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void setMixerDeviceName(const TQString &dev_name);
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// own functions
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static int getOSSFormat(const SoundFormat &f);
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protected slots:
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void slotPoll();
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signals:
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void sigUpdateConfig();
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protected:
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bool openDSPDevice(const SoundFormat &format, bool reopen = false);
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bool closeDSPDevice(bool force = false);
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bool openMixerDevice(bool reopen = false);
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bool closeMixerDevice(bool force = false);
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void checkMixerVolume(SoundStreamID id);
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float readMixerVolume(int channel) const;
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float writeMixerVolume(int channel, float vol);
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void selectCaptureChannel (int channel);
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TQString m_DSPDeviceName,
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m_MixerDeviceName;
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int m_DSP_fd,
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m_Mixer_fd;
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DUPLEX_MODE m_DuplexMode;
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SoundFormat m_DSPFormat;
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TQStringList m_PlaybackChannels,
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m_CaptureChannels;
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TQMap<TQString, int> m_revPlaybackChannels,
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m_revCaptureChannels;
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TQMap<SoundStreamID, SoundStreamConfig>
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m_PlaybackStreams,
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m_CaptureStreams;
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TQValueList<SoundStreamID>
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m_PassivePlaybackStreams;
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SoundStreamID m_PlaybackStreamID,
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m_CaptureStreamID;
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size_t m_BufferSize;
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RingBuffer m_PlaybackBuffer,
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m_CaptureBuffer;
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unsigned m_CaptureRequestCounter;
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TQ_UINT64 m_CapturePos;
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time_t m_CaptureStartTime;
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size_t //m_PlaybackSkipCount,
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m_CaptureSkipCount;
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bool m_EnablePlayback,
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m_EnableCapture;
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TQTimer m_PollingTimer;
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};
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#endif
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