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* * |
* * |
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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003-2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003-2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005-2007 Christian Schoenebeck * |
* Copyright (C) 2005-2016 Christian Schoenebeck * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* 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 as published by * |
* it under the terms of the GNU General Public License as published by * |
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#include <getopt.h> |
#include <getopt.h> |
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#include <signal.h> |
#include <signal.h> |
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#include <sys/stat.h> |
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#if defined(WIN32) |
#if defined(WIN32) |
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// require at least Windows 2000 for the GlobalMemoryStatusEx() call |
// require at least Windows 2000 for the GlobalMemoryStatusEx() call |
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#if _WIN32_WINNT < 0x0500 |
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#ifdef _WIN32_WINNT |
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#undef _WIN32_WINNT |
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#endif |
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#define _WIN32_WINNT 0x0500 |
#define _WIN32_WINNT 0x0500 |
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#endif |
#endif |
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#endif |
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#include "Sampler.h" |
#include "Sampler.h" |
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#include "common/global_private.h" |
#include "common/global_private.h" |
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#include "plugins/InstrumentEditorFactory.h" |
#include "plugins/InstrumentEditorFactory.h" |
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#include "drivers/midi/MidiInputDeviceFactory.h" |
#include "drivers/midi/MidiInputDeviceFactory.h" |
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#include "drivers/audio/AudioOutputDeviceFactory.h" |
#include "drivers/audio/AudioOutputDeviceFactory.h" |
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#include "effects/EffectFactory.h" |
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#include "engines/gig/Profiler.h" |
#include "engines/gig/Profiler.h" |
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#include "network/lscpserver.h" |
#include "network/lscpserver.h" |
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#include "common/stacktrace.h" |
#include "common/stacktrace.h" |
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#define INADDR_NONE 0xffffffff |
#define INADDR_NONE 0xffffffff |
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#endif |
#endif |
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typedef unsigned long in_addr_t; |
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int inet_aton(const char *cp, struct in_addr *addr) |
int inet_aton(const char *cp, struct in_addr *addr) |
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{ |
{ |
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addr->s_addr = inet_addr(cp); |
addr->s_addr = inet_addr(cp); |
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bool bPrintStatistics = false; |
bool bPrintStatistics = false; |
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bool profile = false; |
bool profile = false; |
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bool tune = true; |
bool tune = true; |
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static bool bShowStackTrace = false; |
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unsigned long int lscp_addr; |
unsigned long int lscp_addr; |
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unsigned short int lscp_port; |
unsigned short int lscp_port; |
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String ExecAfterInit; |
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void parse_options(int argc, char **argv); |
void parse_options(int argc, char **argv); |
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void signal_handler(int signal); |
void signal_handler(int signal); |
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int main(int argc, char **argv) { |
int main(int argc, char **argv) { |
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lscp_addr = htonl(LSCP_ADDR); |
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lscp_port = htons(LSCP_PORT); |
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#if !defined(WIN32) |
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main_pid = getpid(); |
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#endif |
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// parse and assign command line options |
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parse_options(argc, argv); |
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// setting signal handler for catching SIGINT (thus e.g. <CTRL><C>) |
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signal(SIGINT, signal_handler); |
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// initialize the stack trace mechanism with our binary file |
// initialize the stack trace mechanism with our binary file |
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StackTraceInit(argv[0], -1); |
// (if requested by command line option) |
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if (bShowStackTrace) { |
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#if defined(WIN32) |
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// FIXME: sigaction() not supported on WIN32, we ignore it for now |
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#elif AC_APPLE_UNIVERSAL_BUILD |
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// not used for Xcode |
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#else |
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StackTraceInit(argv[0], -1); |
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// register signal handler for all unusual signals |
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// (we will print the stack trace and exit) |
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struct sigaction sact; |
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sigemptyset(&sact.sa_mask); |
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sact.sa_flags = 0; |
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sact.sa_handler = signal_handler; |
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sigaction(SIGSEGV, &sact, NULL); |
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sigaction(SIGBUS, &sact, NULL); |
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sigaction(SIGILL, &sact, NULL); |
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sigaction(SIGFPE, &sact, NULL); |
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sigaction(SIGUSR1, &sact, NULL); |
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sigaction(SIGUSR2, &sact, NULL); |
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#endif |
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} |
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dmsg(1,("LinuxSampler %s\n", VERSION)); |
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dmsg(1,("Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck\n")); |
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dmsg(1,("Copyright (C) 2005-2016 Christian Schoenebeck\n")); |
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dmsg(1,("Binary built: " __DATE__ "\n")) |
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#if defined(WIN32) |
#if defined(WIN32) |
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#if 0 |
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// some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes) |
// some WIN32 memory info code which tries to determine the maximum lockable amount of memory (for debug purposes) |
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SYSTEM_INFO siSysInfo; |
SYSTEM_INFO siSysInfo; |
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long physical_memory; |
long physical_memory; |
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GetSystemInfo(&siSysInfo); |
GetSystemInfo(&siSysInfo); |
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dmsg(1,("page size=%d\n", siSysInfo.dwPageSize)); |
dmsg(2,("page size=%d\n", siSysInfo.dwPageSize)); |
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MEMORYSTATUSEX statex; |
MEMORYSTATUSEX statex; |
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statex.dwLength = sizeof (statex); |
statex.dwLength = sizeof (statex); |
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GlobalMemoryStatusEx (&statex); |
GlobalMemoryStatusEx (&statex); |
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dmsg(1, ("There are %*I64d total Kbytes of physical memory.\n", |
dmsg(2, ("There are %*I64d total Kbytes of physical memory.\n", |
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8, statex.ullTotalPhys)); |
8, statex.ullTotalPhys)); |
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dmsg(1, ("There are %*I64d free Kbytes of physical memory.\n", |
dmsg(2, ("There are %*I64d free Kbytes of physical memory.\n", |
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8, statex.ullAvailPhys)); |
8, statex.ullAvailPhys)); |
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physical_memory = statex.ullTotalPhys; |
physical_memory = statex.ullTotalPhys; |
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if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break; |
if(RequestedMinimumWorkingSetSize < DefaultMinimumWorkingSetSize) break; |
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} |
} |
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dmsg(1,("AFTER GetProcessWorkingSetSize: res = %d MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize)); |
dmsg(2,("AFTER GetProcessWorkingSetSize: res = %d MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize)); |
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#endif |
#endif |
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#endif // WIN32 |
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#if !defined(WIN32) |
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main_pid = getpid(); |
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#endif |
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// setting signal handler for catching SIGINT (thus e.g. <CTRL><C>) |
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signal(SIGINT, signal_handler); |
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#if defined(WIN32) |
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// FIXME: sigaction() not supported on WIN32, we ignore it for now |
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#else |
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// register signal handler for all unusual signals |
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// (we will print the stack trace and exit) |
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struct sigaction sact; |
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sigemptyset(&sact.sa_mask); |
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sact.sa_flags = 0; |
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sact.sa_handler = signal_handler; |
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sigaction(SIGSEGV, &sact, NULL); |
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sigaction(SIGBUS, &sact, NULL); |
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sigaction(SIGILL, &sact, NULL); |
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sigaction(SIGFPE, &sact, NULL); |
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sigaction(SIGUSR1, &sact, NULL); |
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sigaction(SIGUSR2, &sact, NULL); |
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#endif |
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lscp_addr = htonl(LSCP_ADDR); |
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lscp_port = htons(LSCP_PORT); |
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// parse and assign command line options |
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parse_options(argc, argv); |
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dmsg(1,("LinuxSampler %s\n", VERSION)); |
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dmsg(1,("Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck\n")); |
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dmsg(1,("Copyright (C) 2005-2007 Christian Schoenebeck\n")); |
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if (tune) { |
if (tune) { |
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// detect and print system / CPU specific features |
// detect and print system / CPU specific features |
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Features::enableDenormalsAreZeroMode(); |
Features::enableDenormalsAreZeroMode(); |
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} |
} |
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dmsg(1,("Automatic Stacktrace: %s\n", (bShowStackTrace) ? "On" : "Off")); |
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// create LinuxSampler instance |
// create LinuxSampler instance |
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dmsg(1,("Creating Sampler...")); |
dmsg(1,("Creating Sampler...")); |
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pSampler = new Sampler; |
pSampler = new Sampler; |
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dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str())); |
dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str())); |
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dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str())); |
dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str())); |
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dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str())); |
dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str())); |
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dmsg(1,("Registered internal effect systems: %s\n", EffectFactory::AvailableEffectSystemsAsString().c_str())); |
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dmsg(1,("Registered internal effects: %d\n", EffectFactory::AvailableEffectsCount())); |
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// start LSCP network server |
// start LSCP network server |
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struct in_addr addr; |
struct in_addr addr; |
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addr.s_addr = lscp_addr; |
addr.s_addr = (in_addr_t)lscp_addr; |
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dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port))); |
dmsg(1,("Starting LSCP network server (%s:%d)...", inet_ntoa(addr), ntohs(lscp_port))); |
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pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port); |
pLSCPServer = new LSCPServer(pSampler, lscp_addr, lscp_port); |
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pLSCPServer->StartThread(); |
pLSCPServer->StartThread(); |
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} |
} |
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printf("LinuxSampler initialization completed. :-)\n\n"); |
printf("LinuxSampler initialization completed. :-)\n\n"); |
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if (ExecAfterInit != "") { |
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printf("Executing command: %s\n\n", ExecAfterInit.c_str()); |
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if (system(ExecAfterInit.c_str()) == -1) { |
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std::cerr << "Failed to execute the command" << std::endl; |
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} |
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} |
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std::list<LSCPEvent::event_t> rtEvents; |
//TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details) |
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rtEvents.push_back(LSCPEvent::event_voice_count); |
#if defined(__APPLE__) |
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rtEvents.push_back(LSCPEvent::event_stream_count); |
g_mainThreadCallbackSupported = true; |
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rtEvents.push_back(LSCPEvent::event_buffer_fill); |
#endif |
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rtEvents.push_back(LSCPEvent::event_total_voice_count); |
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while (atomic_read(&running)) { |
while (atomic_read(&running)) { |
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if (bPrintStatistics) { |
if (bPrintStatistics) { |
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} |
} |
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} |
} |
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if (LSCPServer::EventSubscribers(rtEvents)) |
pSampler->fireStatistics(); |
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{ |
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LSCPServer::LockRTNotify(); |
//TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details) |
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std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels(); |
#if defined(__APPLE__) |
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std::map<uint,SamplerChannel*>::iterator iter = channels.begin(); |
if (g_fireMainThreadCallback && g_mainThreadCallback) { |
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for (; iter != channels.end(); iter++) { |
void (*fn)(void* info) = g_mainThreadCallback; |
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SamplerChannel* pSamplerChannel = iter->second; |
void* info = g_mainThreadCallbackInfo; |
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EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
g_mainThreadCallbackInfo = NULL; |
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if (!pEngineChannel) continue; |
g_mainThreadCallback = NULL; |
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Engine* pEngine = pEngineChannel->GetEngine(); |
g_fireMainThreadCallback = false; |
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if (!pEngine) continue; |
printf("Received main thread callback, calling now ...\n"); fflush(stdout); |
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pSampler->fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount()); |
(*fn)(info); |
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pSampler->fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount()); |
printf("Main thread callback executed.\n"); fflush(stdout); |
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pSampler->fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage()); |
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pSampler->fireTotalVoiceCountChanged(pSampler->GetVoiceCount()); |
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} |
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LSCPServer::UnlockRTNotify(); |
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} |
} |
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#endif |
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} |
} |
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//#endif |
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if (pLSCPServer) pLSCPServer->StopThread(); |
if (pLSCPServer) pLSCPServer->StopThread(); |
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// the delete order here is important: the Sampler |
// the delete order here is important: the Sampler |
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// destructor sends notifications to the lscpserver |
// destructor sends notifications to the lscpserver |
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if (pSampler) delete pSampler; |
if (pSampler) delete pSampler; |
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if (pLSCPServer) delete pLSCPServer; |
if (pLSCPServer) delete pLSCPServer; |
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#if HAVE_SQLITE3 |
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InstrumentsDb::Destroy(); |
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#endif |
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printf("LinuxSampler stopped due to SIGINT.\n"); |
printf("LinuxSampler stopped due to SIGINT.\n"); |
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return EXIT_SUCCESS; |
return EXIT_SUCCESS; |
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} |
} |
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} |
} |
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} |
} |
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signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions |
signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions |
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std::cerr << "Showing stack trace...\n" << std::flush; |
if (bShowStackTrace) { |
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StackTrace(); |
std::cerr << "Showing stack trace...\n" << std::flush; |
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sleep(2); |
#if !AC_APPLE_UNIVERSAL_BUILD |
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StackTrace(); |
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#endif |
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sleep(2); |
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} |
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std::cerr << "Killing LinuxSampler...\n" << std::flush; |
std::cerr << "Killing LinuxSampler...\n" << std::flush; |
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kill_app(); // Use abort() if we want to generate a core dump. |
kill_app(); // Use abort() if we want to generate a core dump. |
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} |
} |
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{"create-instruments-db",1,0,0}, |
{"create-instruments-db",1,0,0}, |
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{"lscp-addr",1,0,0}, |
{"lscp-addr",1,0,0}, |
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{"lscp-port",1,0,0}, |
{"lscp-port",1,0,0}, |
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{"stacktrace",0,0,0}, |
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{"exec-after-init",1,0,0}, |
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{0,0,0,0} |
{0,0,0,0} |
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}; |
}; |
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printf("--lscp-port set LSCP port (default: 8888)\n"); |
printf("--lscp-port set LSCP port (default: 8888)\n"); |
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printf("--create-instruments-db creates an instruments DB\n"); |
printf("--create-instruments-db creates an instruments DB\n"); |
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printf("--instruments-db-location specifies the instruments DB file\n"); |
printf("--instruments-db-location specifies the instruments DB file\n"); |
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printf("--stacktrace automatically shows stacktrace if crashes\n"); |
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printf(" (broken on most systems at the moment)\n"); |
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printf("--exec-after-init executes a command after initialization\n"); |
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exit(EXIT_SUCCESS); |
exit(EXIT_SUCCESS); |
381 |
break; |
break; |
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case 1: // --version |
case 1: // --version |
385 |
break; |
break; |
386 |
case 2: // --profile |
case 2: // --profile |
387 |
profile = true; |
profile = true; |
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//FIXME: profiling code is currently broken! |
389 |
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std::cerr << "Option '--profile' is currently not supported, since the profiling code is currently broken!" << std::endl; |
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exit(EXIT_FAILURE); |
391 |
break; |
break; |
392 |
case 3: // --no-tune |
case 3: // --no-tune |
393 |
tune = false; |
tune = false; |
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if (optarg) { |
if (optarg) { |
435 |
std::cout << "Creating instruments database..." << std::endl; |
std::cout << "Creating instruments database..." << std::endl; |
436 |
InstrumentsDb::CreateInstrumentsDb(String(optarg)); |
InstrumentsDb::CreateInstrumentsDb(String(optarg)); |
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InstrumentsDb::Destroy(); |
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437 |
std::cout << "Done" << std::endl; |
std::cout << "Done" << std::endl; |
438 |
} |
} |
439 |
} catch(Exception e) { |
} catch(Exception e) { |
450 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
451 |
return; |
return; |
452 |
#endif |
#endif |
453 |
case 7: // --lscp-addr |
case 7: { // --lscp-addr |
454 |
struct in_addr addr; |
struct in_addr addr; |
455 |
if (inet_aton(optarg, &addr) == 0) |
if (inet_aton(optarg, &addr) == 0) |
456 |
printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n"); |
printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n"); |
457 |
else |
else |
458 |
lscp_addr = addr.s_addr; |
lscp_addr = addr.s_addr; |
459 |
break; |
break; |
460 |
case 8: // --lscp-port |
} |
461 |
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case 8: {// --lscp-port |
462 |
long unsigned int port = 0; |
long unsigned int port = 0; |
463 |
if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535)) |
if ((sscanf(optarg, "%lu", &port) != 1) || (port == 0) || (port > 65535)) |
464 |
printf("WARNING: Failed to parse lscp-port argument, ignoring!\n"); |
printf("WARNING: Failed to parse lscp-port argument, ignoring!\n"); |
465 |
else |
else |
466 |
lscp_port = htons(port); |
lscp_port = htons(port); |
467 |
break; |
break; |
468 |
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} |
469 |
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case 9: // --stacktrace |
470 |
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bShowStackTrace = true; |
471 |
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break; |
472 |
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case 10: // --exec-after-init |
473 |
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ExecAfterInit = optarg; |
474 |
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break; |
475 |
} |
} |
476 |
} |
} |
477 |
} |
} |