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schoenebeck |
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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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persson |
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* Copyright (C) 2003-2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005-2008 Christian Schoenebeck * |
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schoenebeck |
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* * |
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* 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 * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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#include <getopt.h> |
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#include <signal.h> |
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senoner |
1502 |
#if defined(WIN32) |
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// require at least Windows 2000 for the GlobalMemoryStatusEx() call |
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#define _WIN32_WINNT 0x0500 |
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#endif |
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schoenebeck |
53 |
#include "Sampler.h" |
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schoenebeck |
1424 |
#include "common/global_private.h" |
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schoenebeck |
420 |
#include "engines/EngineFactory.h" |
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schoenebeck |
1375 |
#include "plugins/InstrumentEditorFactory.h" |
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schoenebeck |
207 |
#include "drivers/midi/MidiInputDeviceFactory.h" |
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schoenebeck |
203 |
#include "drivers/audio/AudioOutputDeviceFactory.h" |
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senkov |
325 |
#include "engines/gig/Profiler.h" |
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schoenebeck |
35 |
#include "network/lscpserver.h" |
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schoenebeck |
271 |
#include "common/stacktrace.h" |
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schoenebeck |
319 |
#include "common/Features.h" |
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persson |
1534 |
#include "common/atomic.h" |
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schoenebeck |
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|
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schoenebeck |
53 |
using namespace LinuxSampler; |
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schoenebeck |
211 |
Sampler* pSampler = NULL; |
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LSCPServer* pLSCPServer = NULL; |
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senoner |
1502 |
#if defined(WIN32) |
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// inet_aton seems missing under WIN32 |
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#ifndef INADDR_NONE |
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#define INADDR_NONE 0xffffffff |
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#endif |
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int inet_aton(const char *cp, struct in_addr *addr) |
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{ |
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addr->s_addr = inet_addr(cp); |
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return (addr->s_addr == INADDR_NONE) ? 0 : 1; |
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} |
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#else |
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wylder |
816 |
pid_t main_pid; |
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senoner |
1502 |
#endif |
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schoenebeck |
420 |
bool bPrintStatistics = false; |
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senkov |
325 |
bool profile = false; |
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bool tune = true; |
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senkov |
667 |
unsigned long int lscp_addr; |
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unsigned short int lscp_port; |
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schoenebeck |
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void parse_options(int argc, char **argv); |
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void signal_handler(int signal); |
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schoenebeck |
271 |
void kill_app(); |
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persson |
1534 |
static atomic_t running = ATOMIC_INIT(1); |
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schoenebeck |
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int main(int argc, char **argv) { |
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schoenebeck |
271 |
// initialize the stack trace mechanism with our binary file |
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StackTraceInit(argv[0], -1); |
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senoner |
1502 |
#if defined(WIN32) |
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// 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; |
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long physical_memory; |
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GetSystemInfo(&siSysInfo); |
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dmsg(1,("page size=%d\n", siSysInfo.dwPageSize)); |
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MEMORYSTATUSEX statex; |
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statex.dwLength = sizeof (statex); |
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GlobalMemoryStatusEx (&statex); |
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dmsg(1, ("There are %*I64d total Kbytes of physical memory.\n", |
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8, statex.ullTotalPhys)); |
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dmsg(1, ("There are %*I64d free Kbytes of physical memory.\n", |
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8, statex.ullAvailPhys)); |
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physical_memory = statex.ullTotalPhys; |
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HANDLE hProcess = GetCurrentProcess(); |
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unsigned long MinimumWorkingSetSize, MaximumWorkingSetSize; |
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unsigned long DefaultMinimumWorkingSetSize, DefaultMaximumWorkingSetSize; |
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unsigned long RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize; |
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int res; |
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res = GetProcessWorkingSetSize(hProcess, &DefaultMinimumWorkingSetSize, &DefaultMaximumWorkingSetSize); |
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RequestedMaximumWorkingSetSize = physical_memory - 2*1024*1024; |
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RequestedMinimumWorkingSetSize = RequestedMaximumWorkingSetSize; |
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for(;;) { |
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dmsg(2,("TRYING VALUES RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize)); |
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res = SetProcessWorkingSetSize(hProcess, RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize); |
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dmsg(2,("AFTER SET: res = %d RequestedMinimumWorkingSetSize=%d, RequestedMaximumWorkingSetSize=%d\n", res,RequestedMinimumWorkingSetSize, RequestedMaximumWorkingSetSize)); |
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res = GetProcessWorkingSetSize(hProcess, &MinimumWorkingSetSize, &MaximumWorkingSetSize); |
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dmsg(2,("AFTER GET: res = %d MinimumWorkingSetSize=%d, MaximumWorkingSetSize=%d\n", res,MinimumWorkingSetSize, MaximumWorkingSetSize)); |
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if( RequestedMinimumWorkingSetSize == MinimumWorkingSetSize ) { |
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dmsg(2,("RequestedMinimumWorkingSetSize == MinimumWorkingSetSize. OK !\n")); |
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break; |
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} |
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RequestedMinimumWorkingSetSize -= 10*1024*1024; |
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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)); |
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#endif |
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persson |
1534 |
#if !defined(WIN32) |
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wylder |
816 |
main_pid = getpid(); |
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senoner |
1502 |
#endif |
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schoenebeck |
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|
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schoenebeck |
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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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senoner |
1502 |
#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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schoenebeck |
271 |
// 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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senoner |
1502 |
#endif |
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schoenebeck |
271 |
|
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senkov |
667 |
lscp_addr = htonl(LSCP_ADDR); |
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lscp_port = htons(LSCP_PORT); |
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schoenebeck |
9 |
// parse and assign command line options |
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senkov |
325 |
parse_options(argc, argv); |
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schoenebeck |
9 |
|
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schoenebeck |
207 |
dmsg(1,("LinuxSampler %s\n", VERSION)); |
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capela |
1012 |
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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schoenebeck |
123 |
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schoenebeck |
579 |
if (tune) { |
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persson |
425 |
// detect and print system / CPU specific features |
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Features::detect(); |
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schoenebeck |
579 |
dmsg(1,("Detected features: %s\n", Features::featuresAsString().c_str())); |
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// prevent slow denormal FPU modes |
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Features::enableDenormalsAreZeroMode(); |
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senkov |
325 |
} |
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schoenebeck |
319 |
|
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schoenebeck |
53 |
// create LinuxSampler instance |
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schoenebeck |
123 |
dmsg(1,("Creating Sampler...")); |
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schoenebeck |
53 |
pSampler = new Sampler; |
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schoenebeck |
123 |
dmsg(1,("OK\n")); |
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schoenebeck |
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|
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schoenebeck |
900 |
dmsg(1,("Registered sampler engines: %s\n", EngineFactory::AvailableEngineTypesAsString().c_str())); |
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schoenebeck |
207 |
dmsg(1,("Registered MIDI input drivers: %s\n", MidiInputDeviceFactory::AvailableDriversAsString().c_str())); |
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schoenebeck |
123 |
dmsg(1,("Registered audio output drivers: %s\n", AudioOutputDeviceFactory::AvailableDriversAsString().c_str())); |
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schoenebeck |
1212 |
dmsg(1,("Registered instrument editors: %s\n", InstrumentEditorFactory::AvailableEditorsAsString().c_str())); |
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schoenebeck |
123 |
|
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schoenebeck |
53 |
// start LSCP network server |
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senkov |
667 |
struct in_addr addr; |
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addr.s_addr = lscp_addr; |
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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); |
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schoenebeck |
53 |
pLSCPServer->StartThread(); |
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schoenebeck |
211 |
pLSCPServer->WaitUntilInitialized(); |
186 |
schoenebeck |
12 |
dmsg(1,("OK\n")); |
187 |
schoenebeck |
9 |
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senkov |
325 |
if (profile) |
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{ |
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persson |
425 |
dmsg(1,("Calibrating profiler...")); |
191 |
iliev |
1161 |
LinuxSampler::gig::Profiler::Calibrate(); |
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LinuxSampler::gig::Profiler::Reset(); |
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LinuxSampler::gig::Profiler::enable(); |
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persson |
425 |
dmsg(1,("OK\n")); |
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senkov |
325 |
} |
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schoenebeck |
563 |
printf("LinuxSampler initialization completed. :-)\n\n"); |
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schoenebeck |
9 |
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senkov |
360 |
std::list<LSCPEvent::event_t> rtEvents; |
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rtEvents.push_back(LSCPEvent::event_voice_count); |
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rtEvents.push_back(LSCPEvent::event_stream_count); |
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rtEvents.push_back(LSCPEvent::event_buffer_fill); |
203 |
iliev |
778 |
rtEvents.push_back(LSCPEvent::event_total_voice_count); |
204 |
senkov |
360 |
|
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persson |
1534 |
while (atomic_read(&running)) { |
206 |
schoenebeck |
420 |
if (bPrintStatistics) { |
207 |
persson |
840 |
const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
208 |
schoenebeck |
420 |
std::set<Engine*>::iterator itEngine = engines.begin(); |
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for (int i = 0; itEngine != engines.end(); itEngine++, i++) { |
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Engine* pEngine = *itEngine; |
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printf("Engine %d) Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d)\n", i, |
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pEngine->VoiceCount(), pEngine->VoiceCountMax(), |
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pEngine->DiskStreamCount(), pEngine->DiskStreamCountMax() |
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); |
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fflush(stdout); |
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} |
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} |
218 |
persson |
425 |
|
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persson |
1534 |
sleep(1); |
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if (profile) |
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{ |
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unsigned int samplingFreq = 48000; //FIXME: hardcoded for now |
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unsigned int bv = LinuxSampler::gig::Profiler::GetBogoVoices(samplingFreq); |
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if (bv != 0) |
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{ |
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printf(" BogoVoices: %i \r", bv); |
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fflush(stdout); |
228 |
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} |
229 |
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} |
230 |
persson |
425 |
|
231 |
persson |
1534 |
if (LSCPServer::EventSubscribers(rtEvents)) |
232 |
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{ |
233 |
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LSCPServer::LockRTNotify(); |
234 |
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std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels(); |
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std::map<uint,SamplerChannel*>::iterator iter = channels.begin(); |
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for (; iter != channels.end(); iter++) { |
237 |
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SamplerChannel* pSamplerChannel = iter->second; |
238 |
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EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
239 |
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if (!pEngineChannel) continue; |
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Engine* pEngine = pEngineChannel->GetEngine(); |
241 |
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if (!pEngine) continue; |
242 |
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pSampler->fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount()); |
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pSampler->fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount()); |
244 |
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pSampler->fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage()); |
245 |
iliev |
1541 |
pSampler->fireTotalStreamCountChanged(pSampler->GetDiskStreamCount()); |
246 |
persson |
1534 |
pSampler->fireTotalVoiceCountChanged(pSampler->GetVoiceCount()); |
247 |
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} |
248 |
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LSCPServer::UnlockRTNotify(); |
249 |
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} |
250 |
senoner |
10 |
} |
251 |
persson |
1534 |
if (pLSCPServer) pLSCPServer->StopThread(); |
252 |
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// the delete order here is important: the Sampler |
253 |
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// destructor sends notifications to the lscpserver |
254 |
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if (pSampler) delete pSampler; |
255 |
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if (pLSCPServer) delete pLSCPServer; |
256 |
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printf("LinuxSampler stopped due to SIGINT.\n"); |
257 |
schoenebeck |
9 |
return EXIT_SUCCESS; |
258 |
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} |
259 |
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260 |
schoenebeck |
271 |
void signal_handler(int iSignal) { |
261 |
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switch (iSignal) { |
262 |
persson |
1534 |
case SIGINT: |
263 |
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atomic_set(&running, 0); |
264 |
schoenebeck |
271 |
return; |
265 |
senoner |
1502 |
#if defined(WIN32) |
266 |
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// FIXME: under WIN32 we ignore the signals below due to the missing sigaction call |
267 |
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#else |
268 |
schoenebeck |
271 |
case SIGSEGV: |
269 |
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std::cerr << ">>> FATAL ERROR: Segmentation fault (SIGSEGV) occured! <<<\n" << std::flush; |
270 |
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break; |
271 |
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case SIGBUS: |
272 |
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std::cerr << ">>> FATAL ERROR: Access to undefined portion of a memory object (SIGBUS) occured! <<<\n" << std::flush; |
273 |
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break; |
274 |
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case SIGILL: |
275 |
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std::cerr << ">>> FATAL ERROR: Illegal instruction (SIGILL) occured! <<<\n" << std::flush; |
276 |
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break; |
277 |
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case SIGFPE: |
278 |
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std::cerr << ">>> FATAL ERROR: Erroneous arithmetic operation (SIGFPE) occured! <<<\n" << std::flush; |
279 |
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break; |
280 |
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case SIGUSR1: |
281 |
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std::cerr << ">>> User defined signal 1 (SIGUSR1) received <<<\n" << std::flush; |
282 |
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break; |
283 |
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case SIGUSR2: |
284 |
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std::cerr << ">>> User defined signal 2 (SIGUSR2) received <<<\n" << std::flush; |
285 |
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break; |
286 |
senoner |
1502 |
#endif |
287 |
schoenebeck |
271 |
default: { // this should never happen, as we register for the signals we want |
288 |
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std::cerr << ">>> FATAL ERROR: Unknown signal received! <<<\n" << std::flush; |
289 |
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break; |
290 |
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} |
291 |
schoenebeck |
9 |
} |
292 |
schoenebeck |
271 |
signal(iSignal, SIG_DFL); // Reinstall default handler to prevent race conditions |
293 |
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std::cerr << "Showing stack trace...\n" << std::flush; |
294 |
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StackTrace(); |
295 |
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sleep(2); |
296 |
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std::cerr << "Killing LinuxSampler...\n" << std::flush; |
297 |
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kill_app(); // Use abort() if we want to generate a core dump. |
298 |
schoenebeck |
9 |
} |
299 |
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|
300 |
schoenebeck |
271 |
void kill_app() { |
301 |
senoner |
1502 |
#if defined(WIN32) |
302 |
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// FIXME: do we need to do anything at this point under WIN32 ? is exit(0) ok ? |
303 |
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exit(0); |
304 |
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#else |
305 |
wylder |
816 |
kill(main_pid, SIGKILL); |
306 |
senoner |
1502 |
#endif |
307 |
schoenebeck |
271 |
} |
308 |
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|
309 |
senkov |
325 |
void parse_options(int argc, char **argv) { |
310 |
schoenebeck |
9 |
int res; |
311 |
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int option_index = 0; |
312 |
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static struct option long_options[] = |
313 |
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{ |
314 |
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{"help",0,0,0}, |
315 |
senkov |
325 |
{"version",0,0,0}, |
316 |
|
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{"profile",0,0,0}, |
317 |
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{"no-tune",0,0,0}, |
318 |
schoenebeck |
420 |
{"statistics",0,0,0}, |
319 |
iliev |
1208 |
{"instruments-db-location",1,0,0}, |
320 |
iliev |
1187 |
{"create-instruments-db",1,0,0}, |
321 |
senkov |
667 |
{"lscp-addr",1,0,0}, |
322 |
|
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{"lscp-port",1,0,0}, |
323 |
schoenebeck |
9 |
{0,0,0,0} |
324 |
|
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}; |
325 |
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|
326 |
|
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while (true) { |
327 |
schoenebeck |
361 |
/* |
328 |
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Stephane Letz : letz@grame.fr |
329 |
|
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getopt_long_only does not exist on OSX : replaced by getopt_long for now. |
330 |
|
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*/ |
331 |
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res = getopt_long(argc, argv, "", long_options, &option_index); |
332 |
schoenebeck |
9 |
if(res == -1) break; |
333 |
|
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if (res == 0) { |
334 |
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switch(option_index) { |
335 |
senkov |
325 |
case 0: // --help |
336 |
|
|
printf("usage: linuxsampler [OPTIONS]\n\n"); |
337 |
iliev |
1208 |
printf("--help prints this message\n"); |
338 |
|
|
printf("--version prints version information\n"); |
339 |
|
|
printf("--profile profile synthesis algorithms\n"); |
340 |
|
|
printf("--no-tune disable assembly optimization\n"); |
341 |
|
|
printf("--statistics periodically prints statistics\n"); |
342 |
|
|
printf("--lscp-addr set LSCP address (default: any)\n"); |
343 |
|
|
printf("--lscp-port set LSCP port (default: 8888)\n"); |
344 |
|
|
printf("--create-instruments-db creates an instruments DB\n"); |
345 |
|
|
printf("--instruments-db-location specifies the instruments DB file\n"); |
346 |
senkov |
325 |
exit(EXIT_SUCCESS); |
347 |
schoenebeck |
9 |
break; |
348 |
senkov |
325 |
case 1: // --version |
349 |
schoenebeck |
328 |
printf("LinuxSampler %s\n", VERSION); |
350 |
|
|
exit(EXIT_SUCCESS); |
351 |
schoenebeck |
9 |
break; |
352 |
senkov |
325 |
case 2: // --profile |
353 |
persson |
425 |
profile = true; |
354 |
schoenebeck |
20 |
break; |
355 |
senkov |
325 |
case 3: // --no-tune |
356 |
persson |
425 |
tune = false; |
357 |
schoenebeck |
9 |
break; |
358 |
schoenebeck |
420 |
case 4: // --statistics |
359 |
|
|
bPrintStatistics = true; |
360 |
|
|
break; |
361 |
iliev |
1208 |
case 5: // --instruments-db-location |
362 |
iliev |
1187 |
#if HAVE_SQLITE3 |
363 |
|
|
try { |
364 |
|
|
if (optarg) { |
365 |
iliev |
1208 |
struct stat statBuf; |
366 |
|
|
int res = stat(optarg, &statBuf); |
367 |
|
|
|
368 |
|
|
if (res) { |
369 |
|
|
std::stringstream ss; |
370 |
schoenebeck |
1364 |
ss << "Failed to stat `" << optarg << "`: " << strerror(errno); |
371 |
iliev |
1208 |
throw Exception(ss.str()); |
372 |
|
|
} |
373 |
|
|
|
374 |
|
|
if (!S_ISREG(statBuf.st_mode)) { |
375 |
|
|
std::stringstream ss; |
376 |
|
|
ss << "`" << optarg << "` is not a regular file"; |
377 |
|
|
throw Exception(ss.str()); |
378 |
|
|
} |
379 |
|
|
|
380 |
|
|
InstrumentsDb::GetInstrumentsDb()->SetDbFile(String(optarg)); |
381 |
|
|
} |
382 |
|
|
} catch(Exception e) { |
383 |
schoenebeck |
1364 |
std::cerr << "Could not open instruments DB file: " |
384 |
|
|
<< e.Message() << std::endl; |
385 |
|
|
exit(EXIT_FAILURE); |
386 |
iliev |
1208 |
} |
387 |
schoenebeck |
1364 |
break; |
388 |
iliev |
1208 |
#else |
389 |
|
|
std::cerr << "LinuxSampler was not build with "; |
390 |
schoenebeck |
1364 |
std::cerr << "instruments database support!\n"; |
391 |
|
|
exit(EXIT_FAILURE); |
392 |
|
|
break; |
393 |
|
|
#endif |
394 |
iliev |
1208 |
case 6: // --create-instruments-db |
395 |
|
|
#if HAVE_SQLITE3 |
396 |
|
|
try { |
397 |
|
|
if (optarg) { |
398 |
iliev |
1187 |
std::cout << "Creating instruments database..." << std::endl; |
399 |
|
|
InstrumentsDb::CreateInstrumentsDb(String(optarg)); |
400 |
|
|
std::cout << "Done" << std::endl; |
401 |
|
|
} |
402 |
|
|
} catch(Exception e) { |
403 |
|
|
std::cerr << e.Message() << std::endl; |
404 |
|
|
exit(EXIT_FAILURE); |
405 |
|
|
return; |
406 |
|
|
} |
407 |
|
|
|
408 |
|
|
exit(EXIT_SUCCESS); |
409 |
|
|
return; |
410 |
|
|
#else |
411 |
|
|
std::cerr << "Failed to create the database. LinuxSampler was "; |
412 |
schoenebeck |
1364 |
std::cerr << "not build with instruments database support!\n"; |
413 |
iliev |
1187 |
exit(EXIT_FAILURE); |
414 |
|
|
return; |
415 |
schoenebeck |
1364 |
#endif |
416 |
iliev |
1208 |
case 7: // --lscp-addr |
417 |
iliev |
1187 |
struct in_addr addr; |
418 |
|
|
if (inet_aton(optarg, &addr) == 0) |
419 |
|
|
printf("WARNING: Failed to parse lscp-addr argument, ignoring!\n"); |
420 |
|
|
else |
421 |
|
|
lscp_addr = addr.s_addr; |
422 |
senkov |
667 |
break; |
423 |
iliev |
1208 |
case 8: // --lscp-port |
424 |
iliev |
1187 |
long unsigned int port = 0; |
425 |
|
|
if ((sscanf(optarg, "%u", &port) != 1) || (port == 0) || (port > 65535)) |
426 |
|
|
printf("WARNING: Failed to parse lscp-port argument, ignoring!\n"); |
427 |
|
|
else |
428 |
|
|
lscp_port = htons(port); |
429 |
senkov |
667 |
break; |
430 |
schoenebeck |
9 |
} |
431 |
|
|
} |
432 |
|
|
} |
433 |
senkov |
325 |
} |