/[svn]/linuxsampler/trunk/src/linuxsampler.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/linuxsampler.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1187 by iliev, Wed May 16 14:22:26 2007 UTC revision 1541 by iliev, Tue Dec 4 18:09:26 2007 UTC
# Line 24  Line 24 
24  #include <getopt.h>  #include <getopt.h>
25  #include <signal.h>  #include <signal.h>
26    
27    #if defined(WIN32)
28    // require at least Windows 2000 for the GlobalMemoryStatusEx() call
29    #define _WIN32_WINNT 0x0500
30    #endif
31    
32  #include "Sampler.h"  #include "Sampler.h"
33    #include "common/global_private.h"
34  #include "engines/EngineFactory.h"  #include "engines/EngineFactory.h"
35    #include "plugins/InstrumentEditorFactory.h"
36  #include "drivers/midi/MidiInputDeviceFactory.h"  #include "drivers/midi/MidiInputDeviceFactory.h"
37  #include "drivers/audio/AudioOutputDeviceFactory.h"  #include "drivers/audio/AudioOutputDeviceFactory.h"
38  #include "engines/gig/Profiler.h"  #include "engines/gig/Profiler.h"
39  #include "network/lscpserver.h"  #include "network/lscpserver.h"
40  #include "common/stacktrace.h"  #include "common/stacktrace.h"
41  #include "common/Features.h"  #include "common/Features.h"
42    #include "common/atomic.h"
43    
44  using namespace LinuxSampler;  using namespace LinuxSampler;
45    
46  Sampler*    pSampler    = NULL;  Sampler*    pSampler    = NULL;
47  LSCPServer* pLSCPServer = NULL;  LSCPServer* pLSCPServer = NULL;
48  pthread_t   main_thread;  #if defined(WIN32)
49    // inet_aton seems missing under WIN32
50    #ifndef INADDR_NONE
51    #define INADDR_NONE 0xffffffff
52    #endif
53    
54    int inet_aton(const char *cp, struct in_addr *addr)
55    {
56        addr->s_addr = inet_addr(cp);
57        return (addr->s_addr == INADDR_NONE) ? 0 : 1;
58    }
59    
60    #else
61  pid_t       main_pid;  pid_t       main_pid;
62    #endif
63  bool bPrintStatistics = false;  bool bPrintStatistics = false;
64  bool profile = false;  bool profile = false;
65  bool tune = true;  bool tune = true;
# Line 48  unsigned short int lscp_port; Line 69  unsigned short int lscp_port;
69  void parse_options(int argc, char **argv);  void parse_options(int argc, char **argv);
70  void signal_handler(int signal);  void signal_handler(int signal);
71  void kill_app();  void kill_app();
72    static atomic_t running = ATOMIC_INIT(1);
73    
74  int main(int argc, char **argv) {  int main(int argc, char **argv) {
75    
76      // initialize the stack trace mechanism with our binary file      // initialize the stack trace mechanism with our binary file
77      StackTraceInit(argv[0], -1);      StackTraceInit(argv[0], -1);
78    
79        #if defined(WIN32)
80        // some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes)
81        SYSTEM_INFO siSysInfo;
82        long physical_memory;
83        GetSystemInfo(&siSysInfo);
84        dmsg(1,("page size=%d\n", siSysInfo.dwPageSize));
85    
86        MEMORYSTATUSEX statex;
87            statex.dwLength = sizeof (statex);
88        GlobalMemoryStatusEx (&statex);
89        dmsg(1, ("There are %*I64d total Kbytes of physical memory.\n",
90              8, statex.ullTotalPhys));
91        dmsg(1, ("There are %*I64d free Kbytes of physical memory.\n",
92              8, statex.ullAvailPhys));
93        physical_memory = statex.ullTotalPhys;
94    
95        HANDLE hProcess = GetCurrentProcess();
96    
97        unsigned long MinimumWorkingSetSize, MaximumWorkingSetSize;
98        unsigned long DefaultMinimumWorkingSetSize, DefaultMaximumWorkingSetSize;
99        unsigned long RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize;
100        int res;
101    
102        res = GetProcessWorkingSetSize(hProcess, &DefaultMinimumWorkingSetSize, &DefaultMaximumWorkingSetSize);
103    
104        RequestedMaximumWorkingSetSize = physical_memory - 2*1024*1024;
105        RequestedMinimumWorkingSetSize = RequestedMaximumWorkingSetSize;
106    
107        for(;;) {
108            dmsg(2,("TRYING VALUES  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
109            res = SetProcessWorkingSetSize(hProcess, RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize);
110            dmsg(2,("AFTER SET: res = %d  RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", res,RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize));
111    
112            res = GetProcessWorkingSetSize(hProcess, &MinimumWorkingSetSize, &MaximumWorkingSetSize);
113            dmsg(2,("AFTER GET: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
114    
115            if( RequestedMinimumWorkingSetSize == MinimumWorkingSetSize ) {
116                dmsg(2,("RequestedMinimumWorkingSetSize == MinimumWorkingSetSize. OK !\n"));
117                break;
118            }
119    
120            RequestedMinimumWorkingSetSize -=  10*1024*1024;
121            if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break;
122        }
123    
124        dmsg(1,("AFTER GetProcessWorkingSetSize: res = %d  MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize));
125        #endif
126    
127        #if !defined(WIN32)
128      main_pid = getpid();      main_pid = getpid();
129      main_thread = pthread_self();      #endif
130    
131      // setting signal handler for catching SIGINT (thus e.g. <CTRL><C>)      // setting signal handler for catching SIGINT (thus e.g. <CTRL><C>)
132      signal(SIGINT, signal_handler);      signal(SIGINT, signal_handler);
133    
134        #if defined(WIN32)
135        // FIXME: sigaction() not supported on WIN32, we ignore it for now
136        #else
137      // register signal handler for all unusual signals      // register signal handler for all unusual signals
138      // (we will print the stack trace and exit)      // (we will print the stack trace and exit)
139      struct sigaction sact;      struct sigaction sact;
# Line 72  int main(int argc, char **argv) { Line 146  int main(int argc, char **argv) {
146      sigaction(SIGFPE,  &sact, NULL);      sigaction(SIGFPE,  &sact, NULL);
147      sigaction(SIGUSR1, &sact, NULL);      sigaction(SIGUSR1, &sact, NULL);
148      sigaction(SIGUSR2, &sact, NULL);      sigaction(SIGUSR2, &sact, NULL);
149        #endif
150    
151      lscp_addr = htonl(LSCP_ADDR);      lscp_addr = htonl(LSCP_ADDR);
152      lscp_port = htons(LSCP_PORT);      lscp_port = htons(LSCP_PORT);
# Line 99  int main(int argc, char **argv) { Line 174  int main(int argc, char **argv) {
174      dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str()));      dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str()));
175      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str()));
176      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));      dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str()));
177        dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str()));
178    
179      // start LSCP network server      // start LSCP network server
180      struct in_addr addr;      struct in_addr addr;
# Line 126  int main(int argc, char **argv) { Line 202  int main(int argc, char **argv) {
202      rtEvents.push_back(LSCPEvent::event_buffer_fill);      rtEvents.push_back(LSCPEvent::event_buffer_fill);
203      rtEvents.push_back(LSCPEvent::event_total_voice_count);      rtEvents.push_back(LSCPEvent::event_total_voice_count);
204    
205      while (true) {      while (atomic_read(&running)) {
206          if (bPrintStatistics) {          if (bPrintStatistics) {
207              const std::set<Engine*>& engines = EngineFactory::EngineInstances();              const std::set<Engine*>& engines = EngineFactory::EngineInstances();
208              std::set<Engine*>::iterator itEngine = engines.begin();              std::set<Engine*>::iterator itEngine = engines.begin();
# Line 140  int main(int argc, char **argv) { Line 216  int main(int argc, char **argv) {
216              }              }
217          }          }
218    
219        sleep(1);          sleep(1);
220        if (profile)          if (profile)
221        {          {
222            unsigned int samplingFreq = 48000; //FIXME: hardcoded for now              unsigned int samplingFreq = 48000; //FIXME: hardcoded for now
223            unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq);              unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq);
224            if (bv != 0)              if (bv != 0)
225            {              {
226                printf("       BogoVoices: %i         \r", bv);                  printf("       BogoVoices: %i         \r", bv);
227                fflush(stdout);                  fflush(stdout);
228            }              }
229        }          }
   
       if (LSCPServer::EventSubscribers(rtEvents))  
       {  
           LSCPServer::LockRTNotify();  
           std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();  
           std::map<uint,SamplerChannel*>::iterator iter = channels.begin();  
           for (; iter != channels.end(); iter++) {  
               SamplerChannel* pSamplerChannel = iter->second;  
               EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
               if (!pEngineChannel) continue;  
               Engine* pEngine = pEngineChannel->GetEngine();  
               if (!pEngine) continue;  
               pSampler->fireVoiceCountChanged(iter->first, pEngine->VoiceCount());  
               pSampler->fireStreamCountChanged(iter->first, pEngine->DiskStreamCount());  
               pSampler->fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage());  
               pSampler->fireTotalVoiceCountChanged(pSampler->GetVoiceCount());  
           }  
           LSCPServer::UnlockRTNotify();  
       }  
230    
231            if (LSCPServer::EventSubscribers(rtEvents))
232            {
233                LSCPServer::LockRTNotify();
234                std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();
235                std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
236                for (; iter != channels.end(); iter++) {
237                    SamplerChannel* pSamplerChannel = iter->second;
238                    EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
239                    if (!pEngineChannel) continue;
240                    Engine* pEngine = pEngineChannel->GetEngine();
241                    if (!pEngine) continue;
242                    pSampler->fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount());
243                    pSampler->fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount());
244                    pSampler->fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage());
245                    pSampler->fireTotalStreamCountChanged(pSampler->GetDiskStreamCount());
246                    pSampler->fireTotalVoiceCountChanged(pSampler->GetVoiceCount());
247                }
248                LSCPServer::UnlockRTNotify();
249            }
250      }      }
251        if (pLSCPServer) pLSCPServer->StopThread();
252        // the delete order here is important: the Sampler
253        // destructor sends notifications to the lscpserver
254        if (pSampler) delete pSampler;
255        if (pLSCPServer) delete pLSCPServer;
256    #if HAVE_SQLITE3
257        InstrumentsDb::Destroy();
258    #endif
259        printf("LinuxSampler stopped due to SIGINT.\n");
260      return EXIT_SUCCESS;      return EXIT_SUCCESS;
261  }  }
262    
263  void signal_handler(int iSignal) {  void signal_handler(int iSignal) {
264      switch (iSignal) {      switch (iSignal) {
265          case SIGINT: {          case SIGINT:
266              if (pthread_equal(pthread_self(), main_thread)) {              atomic_set(&running, 0);
                 if (pLSCPServer) {  
                     pLSCPServer->StopThread();  
                     delete pLSCPServer;  
                 }  
                 if (pSampler) delete pSampler;  
 #if HAVE_SQLITE3  
                 InstrumentsDb::Destroy();  
 #endif  
                 printf("LinuxSampler stopped due to SIGINT.\n");  
                 exit(EXIT_SUCCESS);  
             }  
267              return;              return;
268          }          #if defined(WIN32)
269            // FIXME: under WIN32 we ignore the signals below due to the missing sigaction call
270            #else
271          case SIGSEGV:          case SIGSEGV:
272              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush;
273              break;              break;
# Line 211  void signal_handler(int iSignal) { Line 286  void signal_handler(int iSignal) {
286          case SIGUSR2:          case SIGUSR2:
287              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;              std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush;
288              break;              break;
289            #endif
290          default: { // this should never happen, as we register for the signals we want          default: { // this should never happen, as we register for the signals we want
291              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;              std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush;
292              break;              break;
# Line 225  void signal_handler(int iSignal) { Line 301  void signal_handler(int iSignal) {
301  }  }
302    
303  void kill_app() {  void kill_app() {
304        #if defined(WIN32)
305        // FIXME: do we need to do anything at this point under WIN32 ?  is exit(0) ok ?
306        exit(0);
307        #else
308      kill(main_pid, SIGKILL);      kill(main_pid, SIGKILL);
309        #endif
310  }  }
311    
312  void parse_options(int argc, char **argv) {  void parse_options(int argc, char **argv) {
# Line 238  void parse_options(int argc, char **argv Line 319  void parse_options(int argc, char **argv
319              {"profile",0,0,0},              {"profile",0,0,0},
320              {"no-tune",0,0,0},              {"no-tune",0,0,0},
321              {"statistics",0,0,0},              {"statistics",0,0,0},
322                {"instruments-db-location",1,0,0},
323              {"create-instruments-db",1,0,0},              {"create-instruments-db",1,0,0},
324              {"lscp-addr",1,0,0},              {"lscp-addr",1,0,0},
325              {"lscp-port",1,0,0},              {"lscp-port",1,0,0},
# Line 255  void parse_options(int argc, char **argv Line 337  void parse_options(int argc, char **argv
337              switch(option_index) {              switch(option_index) {
338                  case 0: // --help                  case 0: // --help
339                      printf("usage: linuxsampler [OPTIONS]\n\n");                      printf("usage: linuxsampler [OPTIONS]\n\n");
340                      printf("--help                    prints this message\n");                      printf("--help                      prints this message\n");
341                      printf("--version                 prints version information\n");                      printf("--version                   prints version information\n");
342                      printf("--profile                 profile synthesis algorithms\n");                      printf("--profile                   profile synthesis algorithms\n");
343                      printf("--no-tune                 disable assembly optimization\n");                      printf("--no-tune                   disable assembly optimization\n");
344                      printf("--statistics              periodically prints statistics\n");                      printf("--statistics                periodically prints statistics\n");
345                      printf("--lscp-addr               set LSCP address (default: any)\n");                      printf("--lscp-addr                 set LSCP address (default: any)\n");
346                      printf("--lscp-port               set LSCP port (default: 8888)\n");                      printf("--lscp-port                 set LSCP port (default: 8888)\n");
347                      printf("--create-instruments-db   creates an instruments DB\n");                      printf("--create-instruments-db     creates an instruments DB\n");
348                        printf("--instruments-db-location   specifies the instruments DB file\n");
349                      exit(EXIT_SUCCESS);                      exit(EXIT_SUCCESS);
350                      break;                      break;
351                  case 1: // --version                  case 1: // --version
# Line 278  void parse_options(int argc, char **argv Line 361  void parse_options(int argc, char **argv
361                  case 4: // --statistics                  case 4: // --statistics
362                      bPrintStatistics = true;                      bPrintStatistics = true;
363                      break;                      break;
364                  case 5: // --create-instruments-db                  case 5: // --instruments-db-location
365    #if HAVE_SQLITE3
366                        try {
367                            if (optarg) {
368                                struct stat statBuf;
369                                int res = stat(optarg, &statBuf);
370    
371                                if (res) {
372                                    std::stringstream ss;
373                                    ss << "Failed to stat `" << optarg << "`: " << strerror(errno);
374                                    throw Exception(ss.str());
375                                }
376    
377                                if (!S_ISREG(statBuf.st_mode)) {
378                                    std::stringstream ss;
379                                    ss << "`" << optarg << "` is not a regular file";
380                                    throw Exception(ss.str());
381                                }
382    
383                                InstrumentsDb::GetInstrumentsDb()->SetDbFile(String(optarg));
384                            }
385                        } catch(Exception e) {
386                            std::cerr << "Could not open instruments DB file: "
387                                      << e.Message() << std::endl;
388                            exit(EXIT_FAILURE);
389                        }
390                        break;
391    #else
392                        std::cerr << "LinuxSampler was not build with ";
393                        std::cerr << "instruments database support!\n";
394                        exit(EXIT_FAILURE);
395                        break;
396    #endif
397                    case 6: // --create-instruments-db
398  #if HAVE_SQLITE3  #if HAVE_SQLITE3
399                      try {                      try {
400                          if (optarg) {                          if (optarg) {
# Line 297  void parse_options(int argc, char **argv Line 413  void parse_options(int argc, char **argv
413                      return;                      return;
414  #else  #else
415                      std::cerr << "Failed to create the database. LinuxSampler was ";                      std::cerr << "Failed to create the database. LinuxSampler was ";
416                      std::cerr << "not build with instruments database support." <<std::endl;                      std::cerr << "not build with instruments database support!\n";
417                      exit(EXIT_FAILURE);                      exit(EXIT_FAILURE);
418                      return;                      return;
419  #endif                #endif
420                  case 6: // --lscp-addr                  case 7: // --lscp-addr
421                      struct in_addr addr;                      struct in_addr addr;
422                      if (inet_aton(optarg, &addr) == 0)                      if (inet_aton(optarg, &addr) == 0)
423                          printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n");                          printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n");
424                      else                      else
425                          lscp_addr = addr.s_addr;                          lscp_addr = addr.s_addr;
426                      break;                      break;
427                  case 7: // --lscp-port                  case 8: // --lscp-port
428                      long unsigned int port = 0;                      long unsigned int port = 0;
429                      if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535))                      if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535))
430                          printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");                          printf("WARNING: Failed to parse lscp-port argument, ignoring!\n");
Legend:
Removed from v.1187  
changed lines
  Added in v.1541
  ViewVC Help
Powered by ViewVC