Fred Gleason e8754d8377 2019-11-27 Fred Gleason <fredg@paravelsystems.com>
* Fixed a regression in rdcatchd(8) that broke audio metering.
2019-11-27 10:22:16 -05:00

128 lines
4.6 KiB
C++

// rdcae.h
//
// Connection to the Rivendell Core Audio Engine
//
// (C) Copyright 2002-2016 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 RDCAE_H
#define RDCAE_H
#include <q3socketdevice.h>
#include <qlabel.h>
#include <qobject.h>
#include <qlist.h>
#include <rd.h>
#include <rdcmd_cache.h>
#include <rdstation.h>
#include <rdconfig.h>
class RDCae : public QObject
{
Q_OBJECT
public:
enum ClockSource {InternalClock=0,AesEbuClock=1,SpDiffClock=2,WordClock=4};
enum ChannelMode {Normal=0,Swap=1,LeftOnly=2,RightOnly=3};
enum SourceType {Analog=0,AesEbu=1};
enum AudioCoding {Pcm16=0,MpegL1=1,MpegL2=2,MpegL3=3,Pcm24=4};
RDCae(RDStation *station,RDConfig *config,QObject *parent=0);
~RDCae();
void connectHost();
void enableMetering(QList<int> *cards);
bool loadPlay(int card,QString name,int *stream,int *handle);
void unloadPlay(int handle);
void positionPlay(int handle,int pos);
void play(int handle,unsigned length,int speed,bool pitch);
void stopPlay(int handle);
void loadRecord(int card,int stream,QString name,AudioCoding coding,
int chan,int samp_rate,int bit_rate);
void unloadRecord(int card,int stream);
void record(int card,int stream,unsigned length,int threshold);
void stopRecord(int card,int stream);
void setClockSource(int card,RDCae::ClockSource src);
void setInputVolume(int card,int stream,int level);
void setOutputVolume(int card,int stream,int port,int level);
void fadeOutputVolume(int card,int stream,int port,int level,int length);
void setInputLevel(int card,int port,int level);
void setOutputLevel(int card,int port,int level);
void setInputMode(int card,int stream,RDCae::ChannelMode mode);
void setOutputMode(int card,int stream,RDCae::ChannelMode mode);
void setInputVOXLevel(int card,int stream,int level);
void setInputType(int card,int port,RDCae::SourceType type);
void setPassthroughVolume(int card,int in_port,int out_port,int level);
bool inputStatus(int card,int port) const;
void inputMeterUpdate(int card,int port,short levels[2]);
void outputMeterUpdate(int card,int port,short levels[2]);
void outputStreamMeterUpdate(int card,int stream,short levels[2]);
unsigned playPosition(int handle);
void requestTimescale(int card);
bool playPortActive(int card,int port,int except_stream=-1);
void setPlayPortActive(int card,int port,int stream);
signals:
void isConnected(bool state);
void playLoaded(int handle);
void playPositioned(int handle,unsigned pos);
void playing(int handle);
void playStopped(int handle);
void playUnloaded(int handle);
void recordLoaded(int card,int stream);
void recording(int card,int stream);
void recordStopped(int card,int stream);
void recordUnloaded(int card,int stream,unsigned msecs);
void gpiInputChanged(int line,bool state);
void connected(bool state);
void inputStatusChanged(int card,int stream,bool state);
void playPositionChanged(int handle,unsigned sample);
void timescalingSupported(int card,bool state);
private slots:
void readyData();
void readyData(int *stream,int *handle,QString name);
void clockData();
private:
void SendCommand(QString cmd);
void DispatchCommand(RDCmdCache *cmd);
int CardNumber(const char *arg);
int StreamNumber(const char *arg);
int GetHandle(const char *arg);
void UpdateMeters();
Q3SocketDevice *cae_socket;
bool debug;
char args[CAE_MAX_ARGS][CAE_MAX_LENGTH];
int argnum;
int argptr;
bool cae_connected;
bool input_status[RD_MAX_CARDS][RD_MAX_PORTS];
int cae_handle[RD_MAX_CARDS][RD_MAX_STREAMS];
unsigned cae_pos[RD_MAX_CARDS][RD_MAX_STREAMS];
Q3SocketDevice *cae_meter_socket;
short cae_input_levels[RD_MAX_CARDS][RD_MAX_PORTS][2];
short cae_output_levels[RD_MAX_CARDS][RD_MAX_PORTS][2];
short cae_stream_output_levels[RD_MAX_CARDS][RD_MAX_PORTS][2];
unsigned cae_output_positions[RD_MAX_CARDS][RD_MAX_STREAMS];
bool cae_output_status_flags[RD_MAX_CARDS][RD_MAX_PORTS][RD_MAX_STREAMS];
std::vector<RDCmdCache> delayed_cmds;
RDStation *cae_station;
RDConfig *cae_config;
};
#endif // RDCAE_H