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6ed4643fc1
* Refactored the HPI driver in caed(8) to use virtual inheritance. * Disabled JACK driver support in caed(8). * Disabled ALSA driver support in caed(8). Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
91 lines
3.4 KiB
C++
91 lines
3.4 KiB
C++
// caedriver.h
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//
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// Abstract base class for caed(8) audio driver implementations.
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//
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// (C) Copyright 2021 Fred Gleason <fredg@paravelsystems.com>
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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 version 2 as
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// published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public
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// License along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#ifndef CAEDRIVER_H
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#define CAEDRIVER_H
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#include <QList>
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#include <QObject>
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#include <rdapplication.h>
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class CaeDriver : public QObject
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{
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Q_OBJECT
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public:
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CaeDriver(RDStation::AudioDriver type,QObject *parent=0);
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RDStation::AudioDriver driverType() const;
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bool hasCard(int cardnum) const;
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virtual QString version() const=0;
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virtual bool initialize(unsigned *next_cardnum)=0;;
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virtual void updateMeters()=0;
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public:
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virtual bool loadPlayback(int card,QString wavename,int *stream)=0;
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virtual bool unloadPlayback(int card,int stream)=0;
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virtual bool playbackPosition(int card,int stream,unsigned pos)=0;
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virtual bool play(int card,int stream,int length,int speed,bool pitch,
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bool rates)=0;
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virtual bool stopPlayback(int card,int stream)=0;
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virtual bool timescaleSupported(int card)=0;
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virtual bool loadRecord(int card,int port,int coding,int chans,int samprate,
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int bitrate,QString wavename)=0;
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virtual bool unloadRecord(int card,int stream,unsigned *len)=0;
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virtual bool record(int card,int stream,int length,int thres)=0;
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virtual bool stopRecord(int card,int stream)=0;
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virtual bool setClockSource(int card,int src)=0;
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virtual bool setInputVolume(int card,int stream,int level)=0;
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virtual bool setOutputVolume(int card,int stream,int port,int level)=0;
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virtual bool fadeOutputVolume(int card,int stream,int port,int level,
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int length)=0;
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virtual bool setInputLevel(int card,int port,int level)=0;
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virtual bool setOutputLevel(int card,int port,int level)=0;
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virtual bool setInputMode(int card,int stream,int mode)=0;
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virtual bool setOutputMode(int card,int stream,int mode)=0;
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virtual bool setInputVoxLevel(int card,int stream,int level)=0;
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virtual bool setInputType(int card,int port,int type)=0;
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virtual bool getInputStatus(int card,int port)=0;
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virtual bool getInputMeters(int card,int port,short levels[2])=0;
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virtual bool getOutputMeters(int card,int port,short levels[2])=0;
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virtual bool getStreamOutputMeters(int card,int stream,short levels[2])=0;
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virtual bool setPassthroughLevel(int card,int in_port,int out_port,
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int level)=0;
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virtual void getOutputPosition(int card,unsigned *pos)=0;
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signals:
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void playStateChanged(int card,int stream,int state);
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void recordStateChanged(int card,int stream,int state);
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protected slots:
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void statePlayUpdate(int card,int stream,int state);
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void stateRecordUpdate(int card,int stream,int state);
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protected:
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void addCard(unsigned cardnum);
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RDConfig *config() const;
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private:
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RDStation::AudioDriver d_driver_type;
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QList<unsigned> d_cards;
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};
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#endif // CAEDRIVER_H
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