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Diffstat (limited to 'plugins/oss-sound/oss-sound.h')
| -rw-r--r-- | plugins/oss-sound/oss-sound.h | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/plugins/oss-sound/oss-sound.h b/plugins/oss-sound/oss-sound.h new file mode 100644 index 0000000..68f7ce4 --- /dev/null +++ b/plugins/oss-sound/oss-sound.h @@ -0,0 +1,225 @@ +/*************************************************************************** + oss-sound.h - description + ------------------- + begin : Sun Mar 21 2004 + copyright : (C) 2004 by Martin Witte + email : witte@kawo1.rwth-aachen.de + ***************************************************************************/ + +/*************************************************************************** + * * + * 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. * + * * + ***************************************************************************/ + +#ifndef _KRADIO_OSS_SOUND_H +#define _KRADIO_OSS_SOUND_H + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "../../src/include/ringbuffer.h" +#include "../../src/include/plugins.h" +#include "../../src/include/soundstreamclient_interfaces.h" + +#include <tqobject.h> +#include <tqtimer.h> + +enum DUPLEX_MODE { DUPLEX_UNKNOWN, DUPLEX_FULL, DUPLEX_HALF }; + + +struct SoundStreamConfig +{ + SoundStreamConfig() + : m_ActiveMode(false), + m_Channel(-1), + m_Volume(-1) + {} + + SoundStreamConfig(int _channel, bool active_mode = true) + : m_ActiveMode(active_mode), + m_Channel(_channel), + m_Volume(-1) + {} + + SoundStreamConfig(const SoundStreamConfig &c) + : m_ActiveMode(c.m_ActiveMode), + m_Channel(c.m_Channel), + m_Volume(c.m_Volume) + {} + + bool m_ActiveMode; + int m_Channel; + float m_Volume; +}; + + +class OSSSoundDevice : public TQObject, + public PluginBase, + public ISoundStreamClient +{ +Q_OBJECT + + +public: + OSSSoundDevice (const TQString &name); + virtual ~OSSSoundDevice (); + + virtual bool connectI(Interface *i); + virtual bool disconnectI(Interface *i); + + // PluginBase + +public: + virtual void saveState (TDEConfig *) const; + virtual void restoreState (TDEConfig *); + + virtual TQString pluginClassName() const { return "OSSSoundDevice"; } + + virtual const TQString &name() const { return PluginBase::name(); } + virtual TQString &name() { return PluginBase::name(); } + + virtual ConfigPageInfo createConfigurationPage(); + virtual AboutPageInfo createAboutPage(); + + // ISoundStreamClient: direct device access + +RECEIVERS: + void noticeConnectedI (ISoundStreamServer *s, bool pointer_valid); + bool preparePlayback(SoundStreamID id, const TQString &channel, bool active_mode, bool start_immediately); + bool prepareCapture(SoundStreamID id, const TQString &channel); + bool releasePlayback(SoundStreamID id); + bool releaseCapture(SoundStreamID id); + +ANSWERS: + bool supportsPlayback() const; + bool supportsCapture() const; + + TQString getSoundStreamClientDescription() const; + + // ISoundStreamClient: mixer access + +protected: + void getMixerChannels(int query_playback_or_rec_mask, TQStringList &retval, TQMap<TQString, int> &revmap) const; + +ANSWERS: + const TQStringList &getPlaybackChannels() const; + const TQStringList &getCaptureChannels() const; + +RECEIVERS: + bool setPlaybackVolume(SoundStreamID id, float volume); + bool setCaptureVolume(SoundStreamID id, float volume); + bool getPlaybackVolume(SoundStreamID id, float &volume) const; + bool getCaptureVolume(SoundStreamID id, float &volume) const; + + // ISoundStreamClient: generic broadcasts + +RECEIVERS: + bool startPlayback(SoundStreamID id); + bool pausePlayback(SoundStreamID id); + bool stopPlayback(SoundStreamID id); + bool isPlaybackRunning(SoundStreamID id, bool &b) const; + + bool startCaptureWithFormat(SoundStreamID id, + const SoundFormat &proposed_format, + SoundFormat &real_format, + bool force_format); + bool stopCapture(SoundStreamID id); + bool isCaptureRunning(SoundStreamID id, bool &b, SoundFormat &sf) const; + + bool noticeSoundStreamClosed(SoundStreamID id); + bool noticeSoundStreamRedirected(SoundStreamID oldID, SoundStreamID newID); + + bool noticeSoundStreamData(SoundStreamID id, + const SoundFormat &, + const char *data, size_t size, size_t &consumed_size, + const SoundMetaData &md + ); + + + // Config Access + + int getBufferSize() const { return m_BufferSize; } + bool isPlaybackEnabled() const { return m_EnablePlayback; } + bool isCaptureEnabled() const { return m_EnableCapture; } + const TQString &getDSPDeviceName() const { return m_DSPDeviceName; } + const TQString &getMixerDeviceName() const { return m_MixerDeviceName; } + + void setBufferSize(int s); + void enablePlayback(bool on); + void enableCapture(bool on); + void setDSPDeviceName(const TQString &s); + void setMixerDeviceName(const TQString &dev_name); + + // own functions + + static int getOSSFormat(const SoundFormat &f); + +protected slots: + + void slotPoll(); + +signals: + + void sigUpdateConfig(); + +protected: + + bool openDSPDevice(const SoundFormat &format, bool reopen = false); + bool closeDSPDevice(bool force = false); + + bool openMixerDevice(bool reopen = false); + bool closeMixerDevice(bool force = false); + + void checkMixerVolume(SoundStreamID id); + float readMixerVolume(int channel) const; + float writeMixerVolume(int channel, float vol); + + void selectCaptureChannel (int channel); + + TQString m_DSPDeviceName, + m_MixerDeviceName; + int m_DSP_fd, + m_Mixer_fd; + DUPLEX_MODE m_DuplexMode; + SoundFormat m_DSPFormat; + + TQStringList m_PlaybackChannels, + m_CaptureChannels; + TQMap<TQString, int> m_revPlaybackChannels, + m_revCaptureChannels; + + TQMap<SoundStreamID, SoundStreamConfig> + m_PlaybackStreams, + m_CaptureStreams; + + TQValueList<SoundStreamID> + m_PassivePlaybackStreams; + SoundStreamID m_PlaybackStreamID, + m_CaptureStreamID; + + size_t m_BufferSize; + RingBuffer m_PlaybackBuffer, + m_CaptureBuffer; + + unsigned m_CaptureRequestCounter; + TQ_UINT64 m_CapturePos; + time_t m_CaptureStartTime; + + + size_t //m_PlaybackSkipCount, + m_CaptureSkipCount; + + bool m_EnablePlayback, + m_EnableCapture; + + TQTimer m_PollingTimer; +}; + + + +#endif |