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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 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 <signal.h> |
#include <signal.h> |
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|
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#include "Sampler.h" |
#include "Sampler.h" |
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#include "engines/EngineFactory.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 "engines/gig/Profiler.h" |
#include "engines/gig/Profiler.h" |
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Sampler* pSampler = NULL; |
Sampler* pSampler = NULL; |
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LSCPServer* pLSCPServer = NULL; |
LSCPServer* pLSCPServer = NULL; |
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pthread_t main_thread; |
pthread_t main_thread; |
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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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|
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|
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dmsg(1,("LinuxSampler %s\n", VERSION)); |
dmsg(1,("LinuxSampler %s\n", VERSION)); |
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dmsg(1,("Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck\n")); |
dmsg(1,("Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck\n")); |
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dmsg(1,("Copyright (C) 2005 Christian Schoenebeck\n")); |
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|
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if (tune) |
if (tune) |
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{ |
{ |
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// detect and print system / CPU specific features |
// detect and print system / CPU specific features |
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String sFeatures; |
String sFeatures; |
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Features::detect(); |
Features::detect(); |
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#if ARCH_X86 |
#if ARCH_X86 |
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if (Features::supportsMMX()) sFeatures += " MMX"; |
if (Features::supportsMMX()) sFeatures += " MMX"; |
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if (Features::supportsSSE()) sFeatures += " SSE"; |
if (Features::supportsSSE()) sFeatures += " SSE"; |
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if (Features::supportsSSE2()) { |
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sFeatures += " SSE2"; |
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|
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// enable denormals-are-zeros mode |
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int x; |
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__asm__ __volatile__ ( |
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"stmxcsr %0\n\t" |
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"movl %0, %%eax\n\t" |
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"orl $0x40, %%eax\n\t" |
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"movl %%eax, %0\n\t" |
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"ldmxcsr %0\n\t" |
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:: "m" (x) |
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: "%eax" |
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); |
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} |
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#endif // ARCH_X86 |
#endif // ARCH_X86 |
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if (!sFeatures.size()) sFeatures = " None"; |
if (!sFeatures.size()) sFeatures = " None"; |
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dmsg(1,("Detected features:%s\n",sFeatures.c_str())); |
dmsg(1,("Detected features:%s\n",sFeatures.c_str())); |
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} |
} |
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|
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// create LinuxSampler instance |
// create LinuxSampler instance |
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|
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if (profile) |
if (profile) |
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{ |
{ |
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dmsg(1,("Calibrating profiler...")); |
dmsg(1,("Calibrating profiler...")); |
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gig::Profiler::Calibrate(); |
gig::Profiler::Calibrate(); |
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gig::Profiler::Reset(); |
gig::Profiler::Reset(); |
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dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
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} |
} |
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|
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printf("LinuxSampler initialization completed.\n"); |
printf("LinuxSampler initialization completed.\n"); |
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|
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while(true) { |
std::list<LSCPEvent::event_t> rtEvents; |
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/*printf("Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d, Unused: %3.3d)\r", |
rtEvents.push_back(LSCPEvent::event_voice_count); |
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pEngine->ActiveVoiceCount, pEngine->ActiveVoiceCountMax, |
rtEvents.push_back(LSCPEvent::event_stream_count); |
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pEngine->pDiskThread->ActiveStreamCount, pEngine->pDiskThread->ActiveStreamCountMax, Stream::GetUnusedStreams()); |
rtEvents.push_back(LSCPEvent::event_buffer_fill); |
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fflush(stdout);*/ |
|
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while (true) { |
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if (bPrintStatistics) { |
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std::set<Engine*> engines = EngineFactory::EngineInstances(); |
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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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} |
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|
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sleep(1); |
sleep(1); |
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if (profile) |
if (profile) |
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{ |
{ |
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unsigned int samplingFreq = 48000; //FIXME: hardcoded for now |
unsigned int samplingFreq = 48000; //FIXME: hardcoded for now |
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unsigned int bv = gig::Profiler::GetBogoVoices(samplingFreq); |
unsigned int bv = gig::Profiler::GetBogoVoices(samplingFreq); |
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if (bv != 0) |
if (bv != 0) |
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{ |
{ |
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printf(" BogoVoices: %i \r", bv); |
printf(" BogoVoices: %i \r", bv); |
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fflush(stdout); |
fflush(stdout); |
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} |
} |
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} |
} |
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if (LSCPServer::EventSubscribers(rtEvents)) |
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{ |
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LSCPServer::LockRTNotify(); |
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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++) { |
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SamplerChannel* pSamplerChannel = iter->second; |
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EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
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if (!pEngineChannel) continue; |
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Engine* pEngine = pEngineChannel->GetEngine(); |
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if (!pEngine) continue; |
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LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_voice_count, iter->first, pEngine->VoiceCount())); |
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LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_stream_count, iter->first, pEngine->DiskStreamCount())); |
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LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_buffer_fill, iter->first, pEngine->DiskStreamBufferFillPercentage())); |
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} |
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LSCPServer::UnlockRTNotify(); |
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} |
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} |
} |
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return EXIT_SUCCESS; |
return EXIT_SUCCESS; |
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{"version",0,0,0}, |
{"version",0,0,0}, |
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{"profile",0,0,0}, |
{"profile",0,0,0}, |
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{"no-tune",0,0,0}, |
{"no-tune",0,0,0}, |
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{"statistics",0,0,0}, |
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{0,0,0,0} |
{0,0,0,0} |
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}; |
}; |
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|
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while (true) { |
while (true) { |
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res = getopt_long_only(argc, argv, "", long_options, &option_index); |
/* |
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|
Stephane Letz : letz@grame.fr |
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getopt_long_only does not exist on OSX : replaced by getopt_long for now. |
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*/ |
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res = getopt_long(argc, argv, "", long_options, &option_index); |
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if(res == -1) break; |
if(res == -1) break; |
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if (res == 0) { |
if (res == 0) { |
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switch(option_index) { |
switch(option_index) { |
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printf("--version prints version information\n"); |
printf("--version prints version information\n"); |
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printf("--profile profile synthesis algorithms\n"); |
printf("--profile profile synthesis algorithms\n"); |
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printf("--no-tune disable assembly optimization\n"); |
printf("--no-tune disable assembly optimization\n"); |
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printf("--statistics prints periodically statistics\n"); |
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exit(EXIT_SUCCESS); |
exit(EXIT_SUCCESS); |
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break; |
break; |
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case 1: // --version |
case 1: // --version |
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exit(EXIT_SUCCESS); |
exit(EXIT_SUCCESS); |
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break; |
break; |
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case 2: // --profile |
case 2: // --profile |
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profile = true; |
profile = true; |
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break; |
break; |
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case 3: // --no-tune |
case 3: // --no-tune |
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tune = false; |
tune = false; |
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break; |
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case 4: // --statistics |
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bPrintStatistics = true; |
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break; |
break; |
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} |
} |
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} |
} |