JackFreewheelDriver.cpp

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

Generated on Thu Feb 14 11:16:01 2008 for Jackdmp by  doxygen 1.5.1