2015-09-05 Fred Gleason <fredg@paravelsystems.com>

* Refactored caed(8) to use virtual inheritance for audio subsystem drivers. * Reimplemented the HPI driver in 'cae/driver_hpi.cpp' and 'cae/driver_hpi.h'.
2025-10-15 23:21:14 +02:00 · 2015-09-05 18:12:29 -04:00
parent 4de09b9eaf
commit c1f86bbde1
13 changed files with 1217 additions and 1389 deletions
--- a/cae/driver_hpi.h
+++ b/cae/driver_hpi.h
@@ -0,0 +1,86 @@
+// driver_hpi.h
+//
+// CAE driver for AudioScience HPI devices
+//
+//   (C) Copyright 2002-2015 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   This program is distributed in the hope that it will be useful,
+//   but WITHOUT ANY WARRANTY; without even the implied warranty of
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//   GNU General Public License for more details.
+//
+//   You should have received a copy of the GNU General Public
+//   License along with this program; if not, write to the Free Software
+//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef DRIVER_HPI_H
+#define DRIVER_HPI_H
+
+#include <rd.h>
+
+#ifdef HPI
+#include <rdhpiplaystream.h>
+#include <rdhpirecordstream.h>
+#include <rdhpisoundcard.h>
+#endif  // HPI
+
+#include "driver.h"
+
+class HpiDriver : public Driver
+{
+  Q_OBJECT
+ public:
+  HpiDriver(RDStation *station,RDConfig *config,QObject *parent=0);
+  ~HpiDriver();
+  QString version();
+  QString cardName(int card);
+  int inputs(int card);
+  int outputs(int card);
+  int start(int next_card);
+  bool loadPlayback(int card,QString wavename,int *stream);
+  bool unloadPlayback(int card,int stream);
+  bool playbackPosition(int card,int stream,unsigned pos);
+  bool play(int card,int stream,int length,int speed,bool pitch,bool rates);
+  bool stopPlayback(int card,int stream);
+  bool timescaleSupported(int card);
+  bool loadRecord(int card,int stream,int coding,int chans,int samprate,
+		  int bitrate,QString wavename);
+  bool record(int card,int stream,int length,int thres);
+  bool stopRecord(int card,int stream);
+  bool unloadRecord(int card,int stream,unsigned *len);
+  bool setClockSource(int card,int src);
+  bool setInputVolume(int card,int stream,int level);
+  bool setOutputVolume(int card,int stream,int port,int level);
+  bool fadeOutputVolume(int card,int stream,int port,int level,int length);
+  bool setInputLevel(int card,int port,int level);
+  bool setOutputLevel(int card,int port,int level);
+  bool setInputMode(int card,int stream,int mode);
+  bool setOutputMode(int card,int stream,int mode);
+  bool setInputVoxLevel(int card,int stream,int level);
+  bool setInputType(int card,int port,int type);
+  bool getInputStatus(int card,int port);
+  bool getInputMeters(int card,int port,short levels[2]);
+  bool getOutputMeters(int card,int port,short levels[2]);
+  bool getStreamOutputMeters(int card,int stream,short levels[2]);
+  bool setPassthroughLevel(int card,int in_port,int out_port,int level);
+  void getOutputPosition(int card,unsigned *pos);
+
+ private slots:
+  void playStateChangedData(int card,int stream,int state);
+  void recordStateChangedData(int card,int stream,int state);
+
+ private:
+#ifdef HPI
+  RDHPISoundCard *hpi_sound_card;
+  RDHPIRecordStream *hpi_record[RD_MAX_CARDS][RD_MAX_STREAMS];
+  RDHPIPlayStream *hpi_play[RD_MAX_CARDS][RD_MAX_STREAMS];
+#endif  // HPI
+};
+
+
+#endif  // DRIVER_HPI_H