00001 /* 00002 Copyright (C) 2001 Paul Davis 00003 Copyright (C) 2004-2008 Grame 00004 00005 This program is free software; you can redistribute it and/or modify 00006 it under the terms of the GNU General Public License as published by 00007 the Free Software Foundation; either version 2 of the License, or 00008 (at your option) any later version. 00009 00010 This program is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 GNU General Public License for more details. 00014 JackEngine.cpp 00015 00016 You should have received a copy of the GNU General Public License 00017 along with this program; if not, write to the Free Software 00018 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00019 00020 */ 00021 00022 #ifdef WIN32 00023 #pragma warning (disable : 4786) 00024 #endif 00025 00026 #include "JackFreewheelDriver.h" 00027 #include "JackEngineControl.h" 00028 #include "JackEngine.h" 00029 00030 namespace Jack 00031 { 00032 00033 int JackFreewheelDriver::Process() 00034 { 00035 if (fIsMaster) { 00036 JackLog("JackFreewheelDriver::Process master %lld\n", fEngineControl->fTimeOutUsecs); 00037 fLastWaitUst = GetMicroSeconds(); 00038 fEngine->Process(fLastWaitUst); 00039 fGraphManager->ResumeRefNum(fClientControl, fSynchroTable); // Signal all clients 00040 if (fGraphManager->SuspendRefNum(fClientControl, fSynchroTable, 10 * 1000000) < 0) // Wait for all clients to finish for 10 sec 00041 jack_error("JackFreewheelDriver::ProcessSync SuspendRefNum error"); 00042 } else { 00043 fGraphManager->ResumeRefNum(fClientControl, fSynchroTable); // Signal all clients 00044 if (fEngineControl->fSyncMode) { 00045 if (fGraphManager->SuspendRefNum(fClientControl, fSynchroTable, fEngineControl->fTimeOutUsecs) < 0) { 00046 jack_error("JackFreewheelDriver::ProcessSync SuspendRefNum error"); 00047 return -1; 00048 } 00049 } 00050 } 00051 return 0; 00052 } 00053 00054 } // end of namespace