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Rivendellaudio/cae/cae.cpp
Fred Gleason a8ae9f9bfa 2017-12-01 Fred Gleason <fredg@paravelsystems.com> 
* Added an 'Engine=' directive to the [MySQL] section of
	rd.conf(5).
	* Refactored the schema update code to use standard form
	in rdadmin(1).
2017-12-01 17:37:37 -05:00

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// cae.cpp
//
// The Core Audio Engine component of Rivendell
//
// (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.
//
#include <qapplication.h>
#include <qobject.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <pwd.h>
#include <grp.h>
#include <unistd.h>
#include <stdio.h>
#include <signal.h>
#include <string.h>
#include <math.h>
#include <ctype.h>
#include <errno.h>
#include <dlfcn.h>
#include <qdir.h>
#include <qsqldatabase.h>
#include <qsessionmanager.h>
#include <rdsocket.h>
#include <rdconf.h>
#include <rdcheck_daemons.h>
#include <rddb.h>
#include <rdescape_string.h>
#include <rddebug.h>
#include <rdcmd_switch.h>
#include <rdsvc.h>
#include <rdsystem.h>
#include <cae_socket.h>
#include <cae.h>
volatile bool exiting=false;
RDConfig *rd_config;
#ifdef JACK
extern jack_client_t *jack_client;
#endif // JACK
#define PRINT_COMMANDS
#ifndef HAVE_SRC_CONV
void src_int_to_float_array (const int *in, float *out, int len)
{
for(int i=0;i<len;i++) {
out[i]=(double)in[i]/2147483648.0;
}
}
void src_float_to_int_array (const float *in, int *out, int len)
{
for(int i=0;i<len;i++) {
out[i]=(int)(in[i]*2147483648.0);
}
}
#endif // HAVE_SRC_CONV
void LogLine(RDConfig::LogPriority prio,const QString &line)
{
FILE *file;
rd_config->log("caed",prio,line);
if(rd_config->caeLogfile().isEmpty()) {
return;
}
QDateTime current=QDateTime::currentDateTime();
file=fopen(rd_config->caeLogfile(),"a");
if(file==NULL) {
return;
}
chmod(rd_config->caeLogfile(),S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH);
fprintf(file,"%02d/%02d/%4d - %02d:%02d:%02d.%03d : %s\n",
current.date().month(),
current.date().day(),
current.date().year(),
current.time().hour(),
current.time().minute(),
current.time().second(),
current.time().msec(),
(const char *)line);
fclose(file);
}
void SigHandler(int signum)
{
switch(signum) {
case SIGINT:
case SIGTERM:
case SIGHUP:
exiting=true;
break;
}
}
MainObject::MainObject(QObject *parent,const char *name)
:QObject(parent,name)
{
//
// Read Command Options
//
RDCmdSwitch *cmd=
new RDCmdSwitch(qApp->argc(),qApp->argv(),"caed",CAED_USAGE);
delete cmd;
//
// LogLine references rd_config
//
rd_config=new RDConfig(RD_CONF_FILE);
rd_config->load();
rd_config->setModuleName("caed");
//
// Make sure we're the only instance running
//
if(CheckDaemon(RD_CAED_PID)) {
LogLine(RDConfig::LogErr,
"ERROR caed aborting - multiple instances not allowed");
exit(1);
}
//
// Initialize Data Structures
//
debug=false;
twolame_handle=NULL;
mad_handle=NULL;
if(qApp->argc()>1) {
for(int i=1;i<qApp->argc();i++) {
if(!strcmp(qApp->argv()[i],"-d")) {
debug=true;
}
}
}
for(int i=0;i<256;i++) {
play_handle[i].card=-1;
play_handle[i].stream=-1;
play_handle[i].owner=-1;
}
next_play_handle=0;
for(int i=0;i<CAE_MAX_CONNECTIONS;i++) {
socket[i]=NULL;
meter_port[i]=0;
istate[i]=0;
argnum[i]=0;
argptr[i]=0;
auth[i]=false;
}
for(int i=0;i<RD_MAX_CARDS;i++) {
cae_driver[i]=RDStation::None;
for(int j=0;j<RD_MAX_STREAMS;j++) {
record_length[i][j]=0;
record_threshold[i][j]=-10000;
record_owner[i][j]=-1;
play_owner[i][j]=-1;
play_length[i][j]=0;
play_speed[i][j]=100;
play_pitch[i][j]=false;
for(int k=0;k<RD_MAX_PORTS;k++) {
output_status_flag[i][k][j]=false;
}
#ifdef HAVE_TWOLAME
twolame_lameopts[i][j]=NULL;
#endif // HAVE_TWOLAME
#ifdef HAVE_MAD
mad_active[i][j]=false;
#endif // HAVE_MAD
}
}
#ifdef JACK
jack_client=NULL;
#endif // JACK
server=new CaeSocket(CAED_TCP_PORT,0,this,"socket");
if(!server->ok()) {
LogLine(RDConfig::LogErr,"ERROR caed aborting - CaeSocket() server not ok");
exit(1);
}
connect(server,SIGNAL(connection(int)),this,SLOT(newConnection(int)));
if(!debug) {
RDDetach(rd_config->logCoreDumpDirectory());
}
signal(SIGHUP,SigHandler);
signal(SIGINT,SigHandler);
signal(SIGTERM,SigHandler);
if(!RDWritePid(RD_PID_DIR,"caed.pid",rd_config->uid())) {
LogLine(RDConfig::LogErr,"can't write pid file");
fprintf(stderr,"caed: can't write pid file\n");
exit(1);
}
//
// Allowcate Meter Socket
//
meter_socket=new QSocketDevice(QSocketDevice::Datagram);
//
// Open Database
//
QSqlDatabase *db=QSqlDatabase::addDatabase(rd_config->mysqlDriver());
if(!db) {
LogLine(RDConfig::LogErr,"can't open mySQL database");
fprintf(stderr,"caed: can't open mySQL database");
exit(1);
}
db->setDatabaseName(rd_config->mysqlDbname());
db->setUserName(rd_config->mysqlUsername());
db->setPassword(rd_config->mysqlPassword());
db->setHostName(rd_config->mysqlHostname());
if(!db->open()) {
LogLine(RDConfig::LogErr,"unable to connect to mySQL Server");
printf("caed: unable to connect to mySQL Server");
db->removeDatabase(rd_config->mysqlDbname());
exit(1);
}
//
// Provisioning
//
InitProvisioning();
//
// Start Up the Drivers
//
RDStation *station=new RDStation(rd_config->stationName());
RDSystem *sys=new RDSystem();
system_sample_rate=sys->sampleRate();
delete sys;
hpiInit(station);
alsaInit(station);
jackInit(station);
ClearDriverEntries(station);
//
// Probe Capabilities
//
ProbeCaps(station);
//
// Close Database Connection
//
station->setScanned(true);
delete station;
db->removeDatabase(rd_config->mysqlDbname());
//
// Initialize Mixers
//
InitMixers();
//
// Meter Update Timer
//
QTimer *timer=new QTimer(this,"meter_update_timer");
connect(timer,SIGNAL(timeout()),this,SLOT(updateMeters()));
timer->start(RD_METER_UPDATE_INTERVAL);
//
// Initialize Thread Priorities
//
bool jack_running=false;
int sched_policy=SCHED_OTHER;
struct sched_param sched_params;
int result = 0;
memset(&sched_params,0,sizeof(struct sched_param));
#ifdef JACK
if(jack_client!=NULL) {
pthread_getschedparam(jack_client_thread_id(jack_client),&sched_policy,
&sched_params);
#ifdef ALSA
for(int i=0;i<RD_MAX_CARDS;i++) {
if(cae_driver[i]==RDStation::Alsa) {
if (!alsa_play_format[i].exiting) {
int r = pthread_setschedparam(alsa_play_format[i].thread,sched_policy,
&sched_params);
if (r) {
result = r;
}
}
if (!alsa_capture_format[i].exiting) {
int r = pthread_setschedparam(alsa_capture_format[i].thread,sched_policy,
&sched_params);
if (r) {
result = r;
}
}
}
}
#endif // ALSA
jack_running=true;
}
#endif // JACK
if(rd_config->useRealtime()) {
if(!jack_running) {
sched_params.sched_priority=rd_config->realtimePriority();
}
sched_policy=SCHED_FIFO;
#ifdef ALSA
for(int i=0;i<RD_MAX_CARDS;i++) {
if(cae_driver[i]==RDStation::Alsa) {
if (!alsa_play_format[i].exiting) {
int r = pthread_setschedparam(alsa_play_format[i].thread,sched_policy,
&sched_params);
if (r) {
result = r;
}
}
if (!alsa_capture_format[i].exiting) {
int r = pthread_setschedparam(alsa_capture_format[i].thread,sched_policy,
&sched_params);
if (r) {
result = r;
}
}
}
}
#endif // ALSA
if(sched_params.sched_priority>sched_get_priority_min(sched_policy)) {
sched_params.sched_priority--;
}
int r = pthread_setschedparam(pthread_self(),sched_policy,&sched_params);
if (r) {
result = r;
}
mlockall(MCL_CURRENT|MCL_FUTURE);
if (result){
LogLine(RDConfig::LogWarning,QString().
sprintf("Unable to set realtime scheduling: %s",
strerror (result)));
} else {
LogLine(RDConfig::LogInfo,QString().
sprintf("using realtime scheduling, priority=%d",
sched_params.sched_priority));
}
}
//
// Relinquish Root Permissions (if present)
//
/*
if(getuid()==0) {
if(setuid(rd_config->uid())<0) {
perror("cae");
exit(1);
}
// if(setegid(rd_config->gid())<0) {
// perror("cae");
// exit(1);
// }
}
*/
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogNotice,"mixer logging enabled");
}
LogLine(RDConfig::LogInfo,"cae started");
}
MainObject::~MainObject() {
delete server;
}
void MainObject::newConnection(int fd)
{
int i=0;
while((i<CAE_MAX_CONNECTIONS)&&(socket[i]!=NULL)) {
i++;
}
if(i==CAE_MAX_CONNECTIONS) { // Table full, drop it on the floor
LogLine(RDConfig::LogErr,"connection refused due to full socket table");
close(fd);
return;
}
socket[i]=new RDSocket(i,this);
socket[i]->setSocket(fd);
connect(socket[i],SIGNAL(readyReadID(int)),this,SLOT(socketData(int)));
connect(socket[i],SIGNAL(connectionClosedID(int)),
this,SLOT(socketKill(int)));
}
void MainObject::socketData(int ch)
{
ParseCommand(ch);
}
void MainObject::socketKill(int ch)
{
KillSocket(ch);
}
void MainObject::statePlayUpdate(int card,int stream,int state)
{
int handle=GetHandle(card,stream);
if(handle<0) {
return;
}
if(play_owner[card][stream]!=-1) {
switch(state) {
case 1: // Playing
EchoCommand(play_owner[card][stream],(const char *)QString().
sprintf("PY %d %d %d +!",handle,
play_length[card][stream],
play_speed[card][stream]));
break;
case 2: // Paused
EchoCommand(play_owner[card][stream],(const char *)QString().
sprintf("SP %d +!",handle));
break;
case 0: // Stopped
EchoCommand(play_owner[card][stream],(const char *)QString().
sprintf("SP %d +!",handle));
break;
}
}
}
void MainObject::stateRecordUpdate(int card,int stream,int state)
{
if(record_owner[card][stream]!=-1) {
switch(state) {
case 0: // Recording
EchoCommand(record_owner[card][stream],(const char *)QString().
sprintf("RD %d %d %d %d +!",card,stream,
record_length[card][stream],
record_threshold[card][stream]));
break;
case 4: // Record Started
EchoCommand(record_owner[card][stream],(const char *)QString().
sprintf("RS %d %d +!",card,stream));
break;
case 2: // Paused
case 3: // Stopped
EchoCommand(record_owner[card][stream],(const char *)QString().
sprintf("SR %d %d +!",card,stream));
break;
}
}
}
void MainObject::updateMeters()
{
short levels[2];
unsigned positions[RD_MAX_STREAMS];
if(exiting) {
jackFree();
alsaFree();
hpiFree();
RDDeletePid(RD_PID_DIR,"caed.pid");
LogLine(RDConfig::LogInfo,"cae exiting");
exit(0);
}
AlsaClock();
JackClock();
for(int i=0;i<RD_MAX_CARDS;i++) {
switch(cae_driver[i]) {
case RDStation::Hpi:
for(int j=0;j<RD_MAX_PORTS;j++) {
if(hpiGetInputStatus(i,j)!=port_status[i][j]) {
port_status[i][j]=hpiGetInputStatus(i,j);
if(port_status[i][j]) {
BroadcastCommand(QString().sprintf("IS %d %d 0!",i,j));
}
else {
BroadcastCommand(QString().sprintf("IS %d %d 1!",i,j));
}
}
if(hpiGetInputMeters(i,j,levels)) {
SendMeterLevelUpdate("I",i,j,levels);
}
if(hpiGetOutputMeters(i,j,levels)) {
SendMeterLevelUpdate("O",i,j,levels);
}
}
hpiGetOutputPosition(i,positions);
SendMeterPositionUpdate(i,positions);
for(int j=0;j<RD_MAX_STREAMS;j++) {
if(hpiGetStreamOutputMeters(i,j,levels)) {
SendStreamMeterLevelUpdate(i,j,levels);
}
}
break;
case RDStation::Jack:
for(int j=0;j<RD_MAX_PORTS;j++) {
if(jackGetInputStatus(i,j)!=port_status[i][j]) {
port_status[i][j]=!port_status[i][j];
BroadcastCommand(QString().sprintf("IS %d %d %d",i,j,
port_status[i][j]));
}
if(jackGetInputMeters(i,j,levels)) {
SendMeterLevelUpdate("I",i,j,levels);
}
if(jackGetOutputMeters(i,j,levels)) {
SendMeterLevelUpdate("O",i,j,levels);
}
}
jackGetOutputPosition(i,positions);
SendMeterPositionUpdate(i,positions);
for(int j=0;j<RD_MAX_STREAMS;j++) {
if(jackGetStreamOutputMeters(i,j,levels)) {
SendStreamMeterLevelUpdate(i,j,levels);
}
}
break;
case RDStation::Alsa:
for(int j=0;j<RD_MAX_PORTS;j++) {
if(alsaGetInputStatus(i,j)!=port_status[i][j]) {
port_status[i][j]=!port_status[i][j];
BroadcastCommand(QString().sprintf("IS %d %d %d",i,j,
port_status[i][j]));
}
if(alsaGetInputMeters(i,j,levels)) {
SendMeterLevelUpdate("I",i,j,levels);
}
if(alsaGetOutputMeters(i,j,levels)) {
SendMeterLevelUpdate("O",i,j,levels);
}
}
alsaGetOutputPosition(i,positions);
SendMeterPositionUpdate(i,positions);
for(int j=0;j<RD_MAX_STREAMS;j++) {
if(alsaGetStreamOutputMeters(i,j,levels)) {
SendStreamMeterLevelUpdate(i,j,levels);
}
}
break;
case RDStation::None:
break;
}
//
}
// SendMeterOutputStatusUpdate();
}
void MainObject::InitProvisioning() const
{
QString sql;
RDSqlQuery *q;
QString err_msg;
//
// Provision a Host
//
if(rd_config->provisioningCreateHost()) {
if(!rd_config->provisioningHostTemplate().isEmpty()) {
sql=QString("select NAME from STATIONS where ")+
"NAME=\""+RDEscapeString(rd_config->stationName())+"\"";
q=new RDSqlQuery(sql);
if(!q->first()) {
if(RDStation::create(rd_config->stationName(),&err_msg,rd_config->provisioningHostTemplate(),rd_config->provisioningHostIpAddress())) {
syslog(LOG_INFO,"created new host entry \"%s\"",
(const char *)rd_config->stationName());
if(!rd_config->provisioningHostShortName(rd_config->stationName()).
isEmpty()) {
RDStation *station=new RDStation(rd_config->stationName());
station->setShortName(rd_config->
provisioningHostShortName(rd_config->stationName()));
delete station;
}
}
else {
fprintf(stderr,"caed: unable to provision host [%s]\n",
(const char *)err_msg);
exit(256);
}
}
delete q;
}
}
//
// Provision a Service
//
if(rd_config->provisioningCreateService()) {
if(!rd_config->provisioningServiceTemplate().isEmpty()) {
QString svcname=
rd_config->provisioningServiceName(rd_config->stationName());
sql=QString("select NAME from SERVICES where ")+
"NAME=\""+RDEscapeString(svcname)+"\"";
q=new RDSqlQuery(sql);
if(!q->first()) {
if(RDSvc::create(svcname,&err_msg,
rd_config->provisioningServiceTemplate(),rd_config)) {
syslog(LOG_INFO,"created new service entry \"%s\"",
(const char *)svcname);
}
else {
fprintf(stderr,"caed: unable to provision service [%s]\n",
(const char *)err_msg);
exit(256);
}
}
delete q;
}
}
}
void MainObject::InitMixers()
{
for(int i=0;i<RD_MAX_CARDS;i++) {
switch(cae_driver[i]) {
case RDStation::Hpi:
for(int j=0;j<RD_MAX_PORTS;j++) {
for(int k=0;k<RD_MAX_PORTS;k++) {
hpiSetPassthroughLevel(i,j,k,RD_MUTE_DEPTH);
}
}
break;
case RDStation::Jack:
for(int j=0;j<RD_MAX_PORTS;j++) {
for(int k=0;k<RD_MAX_PORTS;k++) {
jackSetPassthroughLevel(i,j,k,RD_MUTE_DEPTH);
}
}
break;
case RDStation::Alsa:
for(int j=0;j<RD_MAX_PORTS;j++) {
for(int k=0;k<RD_MAX_PORTS;k++) {
alsaSetPassthroughLevel(i,j,k,RD_MUTE_DEPTH);
}
}
break;
case RDStation::None:
break;
}
}
}
void MainObject::ParseCommand(int ch)
{
char buf[256];
int c;
while((c=socket[ch]->readBlock(buf,256))>0) {
buf[c]=0;
// LogLine(QString().sprintf("RCVD: %s",buf));
for(int i=0;i<c;i++) {
if(buf[i]==' ') {
if(argnum[ch]<CAE_MAX_ARGS) {
args[ch][argnum[ch]][argptr[ch]]=0;
argnum[ch]++;
argptr[ch]=0;
}
else {
if(debug) {
printf("Argument list truncated!\n");
}
}
}
if(buf[i]=='!') {
args[ch][argnum[ch]++][argptr[ch]]=0;
DispatchCommand(ch);
argnum[ch]=0;
argptr[ch]=0;
if(socket[ch]==NULL) {
return;
}
}
if((isgraph(buf[i]))&&(buf[i]!='!')) {
if(argptr[ch]<CAE_MAX_LENGTH) {
args[ch][argnum[ch]][argptr[ch]]=buf[i];
argptr[ch]++;
}
else {
if(debug) {
printf("WARNING: argument truncated!\n");
}
}
}
}
}
}
void MainObject::DispatchCommand(int ch)
{
int card=-1;
int stream=-1;
int port=0;
int in_port=0;
int out_port=0;
int new_stream=-1;
int pos=0;
int coding=0;
int sample_rate=0;
int channels=0;
int bit_rate=0;
int flag=0;
int level=0;
int length=0;
int mode=0;
int type=0;
QString wavename;
char temp[256];
int handle;
QString in_jport;
QString out_jport;
#ifdef PRINT_COMMANDS
printf("CAE: connection %d receiving ",ch);
for(int i=0;i<argnum[ch];i++) {
printf("%s ",args[ch][i]);
}
printf("\n");
#endif // PRINT_COMMANDS
//
// Calculate Card and Stream Numbers
//
sscanf(args[ch][1],"%d",&card);
sscanf(args[ch][2],"%d",&stream);
/*
printf("RECEIVED:");
for(int i=0;i<argnum[ch];i++) {
printf(" %s",args[ch][i]);
}
printf("\n");
*/
//
// Common Commands
// Authentication not required to execute these!
//
if(!strcmp(args[ch][0],"DC")) { // Drop Connection
socket[ch]->close();
KillSocket(ch);
return;
}
if(!strcmp(args[ch][0],"PW")) { // Password Authenticate
if(!strcmp(args[ch][1],rd_config->password())) {
auth[ch]=true;
EchoCommand(ch,"PW +!");
return;
}
else {
auth[ch]=false;
EchoCommand(ch,"PW -!");
return;
}
}
//
// Priviledged Commands
// Authentication required to execute these!
//
if(!auth[ch]) {
EchoArgs(ch,'-');
return;
}
if(!strcmp(args[ch][0],"LP")) { // Load Playback
if(card<0) {
sprintf(temp,"LP %d %s -1 -1 -!",card,args[ch][2]);
EchoCommand(ch,temp);
return;
}
wavename = rd_config->audioFileName (QString(args[ch][2]));
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiLoadPlayback(card,wavename,&new_stream)) {
sprintf(temp,"LP %d %s -1 -1 -!",card,args[ch][2]);
EchoCommand(ch,temp);
LogLine(RDConfig::LogErr,
QString().sprintf("unable to allocate stream for card %d",
card));
return;
}
break;
case RDStation::Alsa:
if(!alsaLoadPlayback(card,wavename,&new_stream)) {
sprintf(temp,"LP %d %s -1 -1 -!",card,args[ch][2]);
EchoCommand(ch,temp);
LogLine(RDConfig::LogErr,QString().
sprintf("unable to allocate stream for card %d",
card));
return;
}
break;
case RDStation::Jack:
if(!jackLoadPlayback(card,wavename,&new_stream)) {
sprintf(temp,"LP %d %s -1 -1 -!",card,args[ch][2]);
EchoCommand(ch,temp);
LogLine(RDConfig::LogErr,QString().
sprintf("unable to allocate stream for card %d",
card));
return;
}
break;
default:
sprintf(temp,"LP %d %s -1 -1 -!",card,args[ch][2]);
EchoCommand(ch,temp);
return;
}
if((handle=GetHandle(card,new_stream))>=0) {
LogLine(RDConfig::LogErr,QString().
sprintf("*** clearing stale stream assignment, card=%d stream=%d ***",card,new_stream));
play_handle[handle].card=-1;
play_handle[handle].stream=-1;
play_handle[handle].owner=-1;
}
handle=GetNextHandle();
play_handle[handle].card=card;
play_handle[handle].stream=new_stream;
play_handle[handle].owner=ch;
play_owner[card][new_stream]=ch;
LogLine(RDConfig::LogInfo,QString().
sprintf("LoadPlayback Card: %d Stream: %d Name: %s Handle: %d",
card,new_stream,(const char *)wavename,handle));
sprintf(temp,"LP %d %s %d %d +!",card,args[ch][2],new_stream,handle);
EchoCommand(ch,temp);
return;
}
if(!strcmp(args[ch][0],"UP")) { // Unload Playback
if((handle=GetHandle(ch,&card,&stream))<0) {
EchoArgs(ch,'-');
return;
}
card=play_handle[handle].card;
stream=play_handle[handle].stream;
if((play_owner[card][stream]==-1)||(play_owner[card][stream]==ch)) {
switch(cae_driver[card]) {
case RDStation::Hpi:
if(hpiUnloadPlayback(card,stream)) {
play_owner[card][stream]=-1;
LogLine(RDConfig::LogInfo,QString().
sprintf("UnloadPlayback - Card: %d Stream: %d Handle: %d",
card,stream,handle));
EchoArgs(ch,'+');
}
else {
EchoArgs(ch,'-');
}
break;
case RDStation::Alsa:
if(alsaUnloadPlayback(card,stream)) {
play_owner[card][stream]=-1;
LogLine(RDConfig::LogInfo,QString().
sprintf("UnloadPlayback - Card: %d Stream: %d Handle: %d",
card,stream,handle));
EchoArgs(ch,'+');
}
else {
EchoArgs(ch,'-');
}
break;
case RDStation::Jack:
if(jackUnloadPlayback(card,stream)) {
play_owner[card][stream]=-1;
LogLine(RDConfig::LogInfo,QString().
sprintf("UnloadPlayback - Card: %d Stream: %d Handle: %d",
card,stream,handle));
EchoArgs(ch,'+');
}
else {
EchoArgs(ch,'-');
}
break;
default:
EchoArgs(ch,'-');
return;
}
play_handle[handle].card=-1;
play_handle[handle].stream=-1;
play_handle[handle].owner=-1;
return;
}
else {
EchoArgs(ch,'-');
}
}
if(!strcmp(args[ch][0],"PP")) { // Playback Position
if((handle=GetHandle(ch,&card,&stream))<0) {
EchoArgs(ch,'-');
return;
}
card=play_handle[handle].card;
stream=play_handle[handle].stream;
if(play_owner[card][stream]==ch) {
if(sscanf(args[ch][2],"%d",&pos)!=1) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(hpiPlaybackPosition(card,stream,pos)) {
LogLine(RDConfig::LogInfo,QString().
sprintf("PlaybackPosition - Card: %d Stream: %d Pos: %d Handle: %d",
card,stream,pos,handle));
EchoArgs(ch,'+');
}
else {
LogLine(RDConfig::LogNotice,QString().
sprintf("*** PlaybackPosition out of bounds - Card: %d Stream: %d Pos: %d Handle: %d***",
card,stream,pos,handle));
EchoArgs(ch,'-');
}
break;
case RDStation::Alsa:
if(alsaPlaybackPosition(card,stream,pos)) {
LogLine(RDConfig::LogInfo,QString().
sprintf("PlaybackPosition - Card: %d Stream: %d Pos: %d Handle: %d",
card,stream,pos,handle));
EchoArgs(ch,'+');
}
else {
EchoArgs(ch,'-');
}
break;
case RDStation::Jack:
if(jackPlaybackPosition(card,stream,pos)) {
LogLine(RDConfig::LogInfo,QString().
sprintf("PlaybackPosition - Card: %d Stream: %d Pos: %d Handle: %d",
card,stream,pos,handle));
EchoArgs(ch,'+');
}
else {
EchoArgs(ch,'-');
}
break;
default:
EchoArgs(ch,'-');
return;
}
return;
}
EchoArgs(ch,'-');
return;
}
if(!strcmp(args[ch][0],"PY")) { // Play
if((handle=GetHandle(ch,&card,&stream))<0) {
EchoArgs(ch,'-');
return;
}
card=play_handle[handle].card;
stream=play_handle[handle].stream;
if(sscanf(args[ch][2],"%d",&play_length[card][stream])!=1) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][3],"%d",&play_speed[card][stream])!=1) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][4],"%d",&flag)!=1) {
EchoArgs(ch,'-');
return;
}
switch(flag) {
case 0:
play_pitch[card][stream]=false;
break;
case 1:
play_pitch[card][stream]=true;
break;
default:
EchoArgs(ch,'-');
return;
}
if(play_owner[card][stream]==ch) {
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiPlay(card,stream,play_length[card][stream],
play_speed[card][stream],play_pitch[card][stream],
RD_ALLOW_NONSTANDARD_RATES)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaPlay(card,stream,play_length[card][stream],
play_speed[card][stream],play_pitch[card][stream],
RD_ALLOW_NONSTANDARD_RATES)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackPlay(card,stream,play_length[card][stream],
play_speed[card][stream],play_pitch[card][stream],
RD_ALLOW_NONSTANDARD_RATES)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
LogLine(RDConfig::LogInfo,QString().
sprintf("Play - Card: %d Stream: %d Handle: %d Length: %d Speed: %d Pitch: %d",
card,stream,handle,play_length[card][stream],
play_speed[card][stream],flag));
// No command echo for success -- statePlayUpdate() sends it!
return;
}
EchoArgs(ch,'-');
return;
}
if(!strcmp(args[ch][0],"SP")) { // Stop Playback
if((handle=GetHandle(ch,&card,&stream))<0) {
EchoArgs(ch,'-');
return;
}
card=play_handle[handle].card;
stream=play_handle[handle].stream;
if(play_owner[card][stream]==ch) {
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiStopPlayback(card,stream)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaStopPlayback(card,stream)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackStopPlayback(card,stream)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
LogLine(RDConfig::LogInfo,QString().
sprintf("StopPlayback - Card: %d Stream: %d Handle: %d",
card,stream,handle));
// EchoArgs(ch,'+');
return;
}
EchoArgs(ch,'-');
return;
}
if(!strcmp(args[ch][0],"TS")) { // Timescale Support
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiTimescaleSupported(card)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackTimescaleSupported(card)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaTimescaleSupported(card)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"LR")) { // Load Record
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
if(record_owner[card][stream]==-1) {
if(sscanf(args[ch][3],"%d",&coding)!=1) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][4],"%d",&channels)!=1) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][5],"%d",&sample_rate)!=1) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][6],"%d",&bit_rate)!=1) {
EchoArgs(ch,'-');
return;
}
wavename = rd_config->audioFileName(QString(args[ch][7]));
unlink(wavename); // So we don't trainwreck any current playouts!
unlink(wavename+".energy");
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiLoadRecord(card,stream,coding,channels,sample_rate,bit_rate,
wavename)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaLoadRecord(card,stream,coding,channels,sample_rate,
bit_rate,wavename)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackLoadRecord(card,stream,coding,channels,sample_rate,
bit_rate,wavename)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
LogLine(RDConfig::LogInfo,QString().
sprintf("LoadRecord - Card: %d Stream: %d Coding: %d Chans: %d SampRate: %d BitRate: %d Name: %s",
card,stream,coding,channels,sample_rate,bit_rate,
(const char *)wavename));
record_owner[card][stream]=ch;
EchoArgs(ch,'+');
}
else {
EchoArgs(ch,'-');
}
return;
}
if(!strcmp(args[ch][0],"UR")) { // Unload Record
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
if((record_owner[card][stream]==-1)||(record_owner[card][stream]==ch)) {
unsigned len=0;
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiUnloadRecord(card,stream,&len)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaUnloadRecord(card,stream,&len)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackUnloadRecord(card,stream,&len)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
record_owner[card][stream]=-1;
LogLine(RDConfig::LogInfo,QString().
sprintf("UnloadRecord - Card: %d Stream: %d, Length: %u",
card,stream,len));
EchoCommand(ch,(const char *)QString().sprintf("UR %d %d %u +!",
card,stream,
(unsigned)((double)len*1000.0/(double)system_sample_rate)));
return;
}
else {
EchoArgs(ch,'-');
return;
}
}
if(!strcmp(args[ch][0],"RD")) { // Record
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][3],"%d",&record_length[card][stream])!=1) {
EchoArgs(ch,'-');
return;
}
if(sscanf(args[ch][4],"%d",&record_threshold[card][stream])!=1) {
EchoArgs(ch,'-');
return;
}
if(record_owner[card][stream]==ch) {
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiRecord(card,stream,record_length[card][stream],
record_threshold[card][stream])) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaRecord(card,stream,record_length[card][stream],
record_threshold[card][stream])) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackRecord(card,stream,record_length[card][stream],
record_threshold[card][stream])) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
LogLine(RDConfig::LogInfo,QString().
sprintf("Record - Card: %d Stream: %d Length: %d Thres: %d",
card,stream,record_length[card][stream],
record_threshold[card][stream]));
// EchoArgs(ch,'+');
return;
}
EchoArgs(ch,'-');
return;
}
if(!strcmp(args[ch][0],"SR")) { // Stop Record
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiStopRecord(card,stream)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaStopRecord(card,stream)) {
EchoArgs(ch,'-');
return;
}
EchoArgs(ch,'+');
break;
case RDStation::Jack:
if(!jackStopRecord(card,stream)) {
EchoArgs(ch,'-');
return;
}
EchoArgs(ch,'+');
break;
default:
EchoArgs(ch,'-');
return;
}
LogLine(RDConfig::LogInfo,QString().
sprintf("StopRecord - Card: %d Stream: %d",
card,stream));
return;
}
if(!strcmp(args[ch][0],"CS")) { // Set Clock Source
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetClockSource(card,stream)) {
EchoArgs(ch,'-');
return;
}
default:
EchoArgs(ch,'+');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetClockSource - Card: %d Source: %d",card,stream));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"IV")) { // Set Input Volume
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
sscanf(args[ch][3],"%d",&level);
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetInputVolume(card,stream,level)) {
EchoArgs(ch,'-');
return;
}
case RDStation::Alsa:
if(!alsaSetInputVolume(card,stream,level)) {
EchoArgs(ch,'-');
return;
}
case RDStation::Jack:
if(!jackSetInputVolume(card,stream,level)) {
EchoArgs(ch,'-');
return;
}
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetInputVolume - Card: %d Stream: %d Level: %d",
card,stream,level));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"OV")) { // Set Output Volume
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
sscanf(args[ch][3],"%d",&port);
sscanf(args[ch][4],"%d",&level);
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetOutputVolume(card,stream,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetOutputVolume(card,stream,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetOutputVolume(card,stream,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetOutputVolume - Card: %d Stream: %d Port: %d Level: %d",
card,stream,port,level));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"FV")) { // Fade Output Volume
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
sscanf(args[ch][3],"%d",&port);
sscanf(args[ch][4],"%d",&level);
sscanf(args[ch][5],"%d",&length);
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiFadeOutputVolume(card,stream,port,level,length)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaFadeOutputVolume(card,stream,port,level,length)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackFadeOutputVolume(card,stream,port,level,length)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("FadeOutputVolume - Card: %d Stream: %d Port: %d Level: %d Length: %d",
card,stream,port,level,length));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"IL")) { // Set Input Level
sscanf(args[ch][2],"%d",&port);
sscanf(args[ch][3],"%d",&level);
if((card<0)||(port<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetInputLevel(card,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetInputLevel(card,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetInputLevel(card,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetInputLevel - Card: %d Port: %d Level: %d",
card,port,level));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"OL")) { // Set Output Level
sscanf(args[ch][2],"%d",&port);
sscanf(args[ch][3],"%d",&level);
if((card<0)||(port<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetOutputLevel(card,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetOutputLevel(card,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetOutputLevel(card,port,level)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetOutputLevel - Card: %d Port: %d Level: %d",
card,port,level));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"IM")) { // Set Input Mode
sscanf(args[ch][2],"%d",&port);
sscanf(args[ch][3],"%d",&mode);
if((card<0)||(port<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetInputMode(card,port,mode)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetInputMode(card,port,mode)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetInputMode(card,port,mode)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetInputMode - Card: %d Port: %d Mode: %d",
card,port,mode));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"OM")) { // Set Output Mode
sscanf(args[ch][2],"%d",&port);
sscanf(args[ch][3],"%d",&mode);
if((card<0)||(port<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetOutputMode(card,port,mode)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetOutputMode(card,port,mode)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetOutputMode(card,port,mode)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetOutputMode - Card: %d Port: %d Mode: %d",
card,port,mode));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"IX")) { // Set Input VOX Level
if((card<0)||(stream<0)) {
EchoArgs(ch,'-');
return;
}
sscanf(args[ch][3],"%d",&level);
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetInputVoxLevel(card,stream,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetInputVoxLevel(card,stream,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetInputVoxLevel(card,stream,level)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetInputVOXLevel - Card: %d Stream: %d Level: %d",
card,stream,level));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"IT")) { // Set Input Type
sscanf(args[ch][2],"%d",&port);
sscanf(args[ch][3],"%d",&type);
if((card<0)||(port<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetInputType(card,port,type)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetInputType(card,port,type)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetInputType(card,port,type)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetInputType - Card: %d Port: %d Type: %d",
card,port,type));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"AL")) { // Set Passthrough Level
sscanf(args[ch][2],"%d",&in_port);
sscanf(args[ch][3],"%d",&out_port);
sscanf(args[ch][4],"%d",&level);
if((card<0)||(in_port<0)||(out_port<0)) {
EchoArgs(ch,'-');
return;
}
switch(cae_driver[card]) {
case RDStation::Hpi:
if(!hpiSetPassthroughLevel(card,in_port,out_port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Alsa:
if(!alsaSetPassthroughLevel(card,in_port,out_port,level)) {
EchoArgs(ch,'-');
return;
}
break;
case RDStation::Jack:
if(!jackSetPassthroughLevel(card,in_port,out_port,level)) {
EchoArgs(ch,'-');
return;
}
break;
default:
EchoArgs(ch,'-');
return;
}
if(rd_config->enableMixerLogging()) {
LogLine(RDConfig::LogInfo,QString().
sprintf("SetPassthroughLevel - Card: %d InPort: %d OutPort: %d Level: %d",
card,in_port,out_port,level));
}
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"IS")) { // Input Status
sscanf(args[ch][2],"%d",&port);
if((card<0)||(port<0)) {
EchoArgs(ch,'-');
return;
}
if(hpiGetInputStatus(card,port)) {
EchoCommand(ch,QString().sprintf("IS %d %d 0 +!",card,port));
}
else {
EchoCommand(ch,QString().sprintf("IS %d %d 1 +!",card,port));
}
return;
}
if(!strcmp(args[ch][0],"ME")) { // Meter Enable
sscanf(args[ch][1],"%d",&port);
if((port<0)||(port>0xFFFF)) {
EchoArgs(ch,'-');
return;
}
meter_port[ch]=port;
EchoArgs(ch,'+');
SendMeterOutputStatusUpdate();
return;
}
if(!strcmp(args[ch][0],"OS")) { // Set Output Status Flag
sscanf(args[ch][1],"%d",&card);
sscanf(args[ch][2],"%d",&port);
sscanf(args[ch][3],"%d",&stream);
if((card<0)||(card>=RD_MAX_CARDS)||
(port<0)||(port>=RD_MAX_PORTS)||
(stream<0)||(stream>=RD_MAX_STREAMS)) {
EchoArgs(ch,'-');
return;
}
output_status_flag[card][port][stream]=args[ch][4][0]=='1';
SendMeterOutputStatusUpdate(card,port,stream);
EchoArgs(ch,'+');
return;
}
if(!strcmp(args[ch][0],"JC")) { // Connect JACK Ports
pos=-1;
for(int i=0;i<argnum[ch];i++) {
if(args[ch][i][0]=='|') {
pos=i;
}
}
if(pos<0) {
return;
}
for(int i=1;i<pos;i++) {
out_jport+=args[ch][i];
out_jport+=" ";
}
out_jport=out_jport.left(out_jport.length()-1);
for(int i=pos+1;i<argnum[ch];i++) {
in_jport+=args[ch][i];
in_jport+=" ";
}
in_jport=in_jport.left(in_jport.length()-1);
jackConnectPorts(out_jport,in_jport);
}
if(!strcmp(args[ch][0],"JD")) { // Disconnect JACK Ports
pos=-1;
for(int i=0;i<argnum[ch];i++) {
if(args[ch][i][0]=='|') {
pos=i;
}
}
if(pos<0) {
return;
}
for(int i=1;i<pos;i++) {
out_jport+=args[ch][i];
out_jport+=" ";
}
out_jport=out_jport.left(out_jport.length()-1);
for(int i=pos+1;i<argnum[ch];i++) {
in_jport+=args[ch][i];
in_jport+=" ";
}
in_jport=in_jport.left(in_jport.length()-1);
jackDisconnectPorts(out_jport,in_jport);
}
}
void MainObject::KillSocket(int ch)
{
istate[ch]=0;
argnum[ch]=0;
argptr[ch]=0;
auth[ch]=false;
meter_port[ch]=0;
for(int i=0;i<RD_MAX_CARDS;i++) {
for(int j=0;j<RD_MAX_STREAMS;j++) {
if(record_owner[i][j]==ch) {
unsigned len=0;
switch(cae_driver[i]) {
case RDStation::Hpi:
hpiUnloadRecord(i,j,&len);
break;
case RDStation::Jack:
jackUnloadRecord(i,j,&len);
break;
case RDStation::Alsa:
alsaUnloadRecord(i,j,&len);
break;
default:
LogLine(RDConfig::LogNotice,"tried to kill unowned socket!");
break;
}
record_length[i][j]=0;
record_threshold[i][j]=-10000;
record_owner[i][j]=-1;
}
if(play_owner[i][j]==ch) {
switch(cae_driver[i]) {
case RDStation::Hpi:
hpiUnloadPlayback(i,j);
break;
case RDStation::Jack:
jackUnloadPlayback(i,j);
break;
case RDStation::Alsa:
alsaUnloadPlayback(i,j);
break;
case RDStation::None:
break;
}
play_owner[i][j]=-1;
play_length[i][j]=0;
play_speed[i][j]=100;
play_pitch[i][j]=false;
}
}
for(int i=0;i<256;i++) {
if(play_handle[i].owner==ch) {
play_handle[i].card=-1;
play_handle[i].stream=-1;
play_handle[i].owner=-1;
}
}
}
delete socket[ch];
socket[ch]=NULL;
}
void MainObject::BroadcastCommand(const char *command)
{
for(int i=0;i<CAE_MAX_CONNECTIONS;i++) {
if(auth[i]) {
EchoCommand(i,command);
}
}
}
void MainObject::EchoCommand(int ch,const char *command)
{
if(socket[ch]->state()==QSocket::Connection) {
#ifdef PRINT_COMMANDS
printf("CAE: Connection %d sending %s\n",ch,command);
#endif // PRINT_COMMANDS
socket[ch]->writeBlock(command,strlen(command));
}
}
void MainObject::EchoArgs(int ch,const char append)
{
char command[CAE_MAX_LENGTH+2];
int l;
command[0]=0;
for(int i=0;i<argnum[ch];i++) {
strcat(command,args[ch][i]);
strcat(command," ");
}
l=strlen(command);
command[l]=append;
command[l+1]='!';
command[l+2]=0;
EchoCommand(ch,command);
}
pid_t MainObject::GetPid(QString pidfile)
{
FILE *handle;
pid_t ret;
if((handle=fopen((const char *)pidfile,"r"))==NULL) {
return -1;
}
if(fscanf(handle,"%d",&ret)!=1) {
ret=-1;
}
fclose(handle);
return ret;
}
bool MainObject::CheckDaemon(QString name)
{
QDir dir;
QString path;
path=QString(RD_PROC_DIR)+QString("/")+QString().sprintf("%d",GetPid(name));
dir.setPath(path);
return dir.exists();
}
int MainObject::GetNextHandle()
{
while(play_handle[next_play_handle].card>=0) {
next_play_handle++;
next_play_handle&=0xFF;
}
int handle=next_play_handle;
next_play_handle++;
next_play_handle&=0xFF;
return handle;
}
int MainObject::GetHandle(int ch,int *card,int *stream)
{
int handle;
if(sscanf(args[ch][1],"%d",&handle)!=1) {
return -1;
}
if((handle<0)||(handle>=256)) {
return -1;
}
if((*card=play_handle[handle].card)<0) {
return -1;
}
if((*stream=play_handle[handle].stream<0)) {
return -1;
}
return handle;
}
int MainObject::GetHandle(int card,int stream)
{
for(int i=0;i<256;i++) {
if((play_handle[i].card==card)&&(play_handle[i].stream==stream)) {
return i;
}
}
return -1;
}
void MainObject::ProbeCaps(RDStation *station)
{
//
// Patent-clear codecs
//
#ifdef HAVE_VORBIS
station->setHaveCapability(RDStation::HaveOggenc,true);
station->setHaveCapability(RDStation::HaveOgg123,true);
#else
station->setHaveCapability(RDStation::HaveOggenc,false);
station->setHaveCapability(RDStation::HaveOgg123,false);
#endif // HAVE_VORBIS
#ifdef HAVE_FLAC
station->setHaveCapability(RDStation::HaveFlac,true);
#else
station->setHaveCapability(RDStation::HaveFlac,false);
#endif // HAVE_FLAC
//
// MPEG Codecs
//
station->setHaveCapability(RDStation::HaveLame,CheckLame());
station->setHaveCapability(RDStation::HaveTwoLame,LoadTwoLame());
station->setHaveCapability(RDStation::HaveMpg321,LoadMad());
//
// MP4 Decoder
//
station->setHaveCapability(RDStation::HaveMp4Decode,CheckMp4Decode());
#ifdef HPI
station->setDriverVersion(RDStation::Hpi,hpiVersion());
#else
station->setDriverVersion(RDStation::Hpi,"[not enabled]");
#endif // HPI
#ifdef JACK
//
// FIXME: How can we detect the current JACK version?
//
station->setDriverVersion(RDStation::Jack,"Generic");
#else
station->setDriverVersion(RDStation::Jack,"");
#endif // JACK
#ifdef ALSA
station->setDriverVersion(RDStation::Alsa,
QString().sprintf("%d.%d.%d",
SND_LIB_MAJOR,
SND_LIB_MINOR,
SND_LIB_SUBMINOR));
#else
station->setDriverVersion(RDStation::Alsa,"");
#endif // ALSA
}
void MainObject::ClearDriverEntries(RDStation *station)
{
for(int i=0;i<RD_MAX_CARDS;i++) {
if(cae_driver[i]==RDStation::None) {
station->setCardDriver(i,RDStation::None);
station->setCardName(i,"");
station->setCardInputs(i,-1);
station->setCardOutputs(i,-1);
}
}
}
/* This is an overloaded virtual function to tell a session manager not to restart this daemon. */
void QApplication::saveState(QSessionManager &sm) {
sm.setRestartHint(QSessionManager::RestartNever);
LogLine(RDConfig::LogDebug,"cae saveState(), set restart hint to Never");
return;
};
bool MainObject::CheckLame()
{
#ifdef HAVE_LAME
return dlopen("libmp3lame.so.0",RTLD_LAZY)!=NULL;
#else
return false;
#endif // HAVE_LAME
}
bool MainObject::CheckMp4Decode()
{
#ifdef HAVE_MP4_LIBS
return (dlopen("libfaad.so.2",RTLD_LAZY)!=NULL)&&
(dlopen("libmp4v2.so.2",RTLD_LAZY)!=NULL);
#else
return false;
#endif // HAVE_MP4_LIBS
}
bool MainObject::LoadTwoLame()
{
#ifdef HAVE_TWOLAME
if((twolame_handle=dlopen("libtwolame.so.0",RTLD_NOW))==NULL) {
LogLine(RDConfig::LogInfo,
"TwoLAME encoder library not found, MPEG L2 encoding not supported");
return false;
}
*(void **)(&twolame_init)=dlsym(twolame_handle,"twolame_init");
*(void **)(&twolame_set_mode)=dlsym(twolame_handle,"twolame_set_mode");
*(void **)(&twolame_set_num_channels)=
dlsym(twolame_handle,"twolame_set_num_channels");
*(void **)(&twolame_set_in_samplerate)=
dlsym(twolame_handle,"twolame_set_in_samplerate");
*(void **)(&twolame_set_out_samplerate)=
dlsym(twolame_handle,"twolame_set_out_samplerate");
*(void **)(&twolame_set_bitrate)=
dlsym(twolame_handle,"twolame_set_bitrate");
*(void **)(&twolame_init_params)=
dlsym(twolame_handle,"twolame_init_params");
*(void **)(&twolame_close)=dlsym(twolame_handle,"twolame_close");
*(void **)(&twolame_encode_buffer_interleaved)=
dlsym(twolame_handle,"twolame_encode_buffer_interleaved");
*(void **)(&twolame_encode_buffer_float32_interleaved)=
dlsym(twolame_handle,"twolame_encode_buffer_float32_interleaved");
*(void **)(&twolame_encode_flush)=
dlsym(twolame_handle,"twolame_encode_flush");
*(void **)(&twolame_set_energy_levels)=
dlsym(twolame_handle,"twolame_set_energy_levels");
LogLine(RDConfig::LogInfo,
"Found TwoLAME encoder library, MPEG L2 encoding supported");
return true;
#else
LogLine(RDConfig::LogInfo,"MPEG L2 encoding not enabled");
return false;
#endif // HAVE_TWOLAME
}
bool MainObject::InitTwoLameEncoder(int card,int stream,int chans,int samprate,
int bitrate)
{
#ifdef HAVE_TWOLAME
TWOLAME_MPEG_mode mpeg_mode=TWOLAME_STEREO;
switch(chans) {
case 1:
mpeg_mode=TWOLAME_MONO;
break;
case 2:
mpeg_mode=TWOLAME_STEREO;
break;
}
if((twolame_lameopts[card][stream]=twolame_init())==NULL) {
LogLine(RDConfig::LogErr,QString().sprintf("unable to initialize twolame instance, card=%d, stream=%d",card,stream));
return false;
}
twolame_set_mode(twolame_lameopts[card][stream],mpeg_mode);
twolame_set_num_channels(twolame_lameopts[card][stream],chans);
twolame_set_in_samplerate(twolame_lameopts[card][stream],samprate);
twolame_set_out_samplerate(twolame_lameopts[card][stream],samprate);
twolame_set_bitrate(twolame_lameopts[card][stream],bitrate/1000);
twolame_set_energy_levels(twolame_lameopts[card][stream],1);
if(twolame_init_params(twolame_lameopts[card][stream])!=0) {
LogLine(RDConfig::LogErr,QString().sprintf("invalid twolame parameters, card=%d, stream=%d, chans=%d, samprate=%d bitrate=%d",
card,stream,chans,samprate,bitrate));
return false;
}
return true;
#else
return false;
#endif // HAVE_TWOLAME
}
void MainObject::FreeTwoLameEncoder(int card,int stream)
{
#ifdef HAVE_TWOLAME
if(twolame_lameopts[card][stream]!=NULL) {
twolame_close(&twolame_lameopts[card][stream]);
twolame_lameopts[card][stream]=NULL;
}
#endif // HAVE_TWOLAME
}
bool MainObject::LoadMad()
{
#ifdef HAVE_MAD
if((mad_handle=dlopen("libmad.so.0",RTLD_NOW))==NULL) {
LogLine(RDConfig::LogInfo,
"MAD decoder library not found, MPEG L2 decoding not supported");
return false;
}
*(void **)(&mad_stream_init)=
dlsym(mad_handle,"mad_stream_init");
*(void **)(&mad_frame_init)=
dlsym(mad_handle,"mad_frame_init");
*(void **)(&mad_synth_init)=
dlsym(mad_handle,"mad_synth_init");
*(void **)(&mad_stream_buffer)=
dlsym(mad_handle,"mad_stream_buffer");
*(void **)(&mad_frame_decode)=
dlsym(mad_handle,"mad_frame_decode");
*(void **)(&mad_synth_frame)=
dlsym(mad_handle,"mad_synth_frame");
*(void **)(&mad_frame_finish)=
dlsym(mad_handle,"mad_frame_finish");
*(void **)(&mad_stream_finish)=
dlsym(mad_handle,"mad_stream_finish");
LogLine(RDConfig::LogInfo,
"Found MAD decoder library, MPEG L2 decoding supported");
return true;
#else
LogLine(RDConfig::LogInfo,"MPEG L2 decoding not enabled");
return false;
#endif // HAVE_MAD
}
void MainObject::InitMadDecoder(int card,int stream,RDWaveFile *wave)
{
#ifdef HAVE_MAD
if(mad_active[card][stream]) {
FreeMadDecoder(card,stream);
}
mad_stream_init(&mad_stream[card][stream]);
mad_frame_init(&mad_frame[card][stream]);
mad_synth_init(&mad_synth[card][stream]);
mad_frame_size[card][stream]=
144*wave->getHeadBitRate()/wave->getSamplesPerSec();
mad_left_over[card][stream]=0;
mad_active[card][stream]=true;
#endif // HAVE_MAD
}
void MainObject::FreeMadDecoder(int card,int stream)
{
#ifdef HAVE_MAD
if(mad_active[card][stream]) {
mad_synth_finish(&mad_synth[card][stream]);
mad_frame_finish(&mad_frame[card][stream]);
mad_stream_finish(&mad_stream[card][stream]);
mad_frame_size[card][stream]=0;
mad_left_over[card][stream]=0;
mad_active[card][stream]=false;
}
#endif // HAVE_MAD
}
void MainObject::SendMeterLevelUpdate(const QString &type,int cardnum,
int portnum,short levels[])
{
char msg[1500];
int n=snprintf(msg,1500,"ML %s %d %d %d %d",
(const char *)type,cardnum,portnum,levels[0],levels[1]);
SendMeterUpdate(msg,n);
}
void MainObject::SendStreamMeterLevelUpdate(int cardnum,int streamnum,
short levels[])
{
char msg[1500];
int n=snprintf(msg,1500,"MO %d %d %d %d",
cardnum,streamnum,levels[0],levels[1]);
SendMeterUpdate(msg,n);
}
void MainObject::SendMeterPositionUpdate(int cardnum,unsigned pos[])
{
char msg[1500];
int n;
for(unsigned i=0;i<RD_MAX_STREAMS;i++) {
n=snprintf(msg,1500,"MP %d %d %d",cardnum,i,pos[i]);
SendMeterUpdate(msg,n);
}
}
void MainObject::SendMeterOutputStatusUpdate()
{
for(unsigned i=0;i<RD_MAX_CARDS;i++) {
if(cae_driver[i]!=RDStation::None) {
for(unsigned j=0;j<RD_MAX_PORTS;j++) {
for(unsigned k=0;k<RD_MAX_STREAMS;k++) {
SendMeterOutputStatusUpdate(i,j,k);
}
}
}
}
}
void MainObject::SendMeterOutputStatusUpdate(int card,int port,int stream)
{
char msg[1500];
int n;
n=snprintf(msg,1500,"MS %d %d %d %d",card,port,stream,
output_status_flag[card][port][stream]);
SendMeterUpdate(msg,n);
}
void MainObject::SendMeterUpdate(const char *msg,unsigned len)
{
for(unsigned i=0;i<CAE_MAX_CONNECTIONS;i++) {
if(meter_port[i]>0) {
meter_socket->writeBlock(msg,len,socket[i]->peerAddress(),meter_port[i]);
}
}
}
int main(int argc,char *argv[])
{
int rc;
QApplication a(argc,argv,false);
new MainObject(NULL,"main");
rc=a.exec();
LogLine(RDConfig::LogDebug,QString().sprintf("cae post a.exec() rc:%d", rc));
return rc;
}
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