--- a/src/mediastreamer/msnosync.c Mon Apr 16 00:43:53 2007 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,82 +0,0 @@ -/* - The mediastreamer library aims at providing modular media processing and I/O - for linphone, but also for any telephony application. - Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - - -#include "msnosync.h" - -static MSNoSyncClass *ms_nosync_class=NULL; - -void ms_nosync_init(MSNoSync *sync) -{ - ms_sync_init(MS_SYNC(sync)); - MS_SYNC(sync)->attached_filters=sync->filters; - memset(sync->filters,0,MSNOSYNC_MAX_FILTERS*sizeof(MSFilter*)); - MS_SYNC(sync)->samples_per_tick=160; - sync->started=0; -} - -void ms_nosync_class_init(MSNoSyncClass *klass) -{ - ms_sync_class_init(MS_SYNC_CLASS(klass)); - MS_SYNC_CLASS(klass)->max_filters=MSNOSYNC_MAX_FILTERS; - MS_SYNC_CLASS(klass)->synchronize=(MSSyncSyncFunc)ms_nosync_synchronize; - MS_SYNC_CLASS(klass)->destroy=(MSSyncDestroyFunc)ms_nosync_destroy; - /* no need to overload these function*/ - MS_SYNC_CLASS(klass)->attach=ms_sync_attach_generic; - MS_SYNC_CLASS(klass)->detach=ms_sync_detach_generic; -} - -void ms_nosync_destroy(MSNoSync *nosync) -{ - g_free(nosync); -} - -/* the synchronization function that does nothing*/ -void ms_nosync_synchronize(MSNoSync *nosync) -{ - gint32 time; - if (nosync->started==0){ - gettimeofday(&nosync->start,NULL); - nosync->started=1; - } - gettimeofday(&nosync->current,NULL); - MS_SYNC(nosync)->ticks++; - /* update the time, we are supposed to work at 8000 Hz */ - time=((nosync->current.tv_sec-nosync->start.tv_sec)*1000) + - ((nosync->current.tv_usec-nosync->start.tv_usec)/1000); - MS_SYNC(nosync)->time=time; - return; -} - - -MSSync *ms_nosync_new() -{ - MSNoSync *nosync; - - nosync=g_malloc(sizeof(MSNoSync)); - ms_nosync_init(nosync); - if (ms_nosync_class==NULL) - { - ms_nosync_class=g_new(MSNoSyncClass,1); - ms_nosync_class_init(ms_nosync_class); - } - MS_SYNC(nosync)->klass=MS_SYNC_CLASS(ms_nosync_class); - return(MS_SYNC(nosync)); -}