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Diffstat (limited to 'libmiav/threadsafe_queue_fifo.cc')
-rw-r--r-- | libmiav/threadsafe_queue_fifo.cc | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/libmiav/threadsafe_queue_fifo.cc b/libmiav/threadsafe_queue_fifo.cc new file mode 100644 index 0000000..6dbcb67 --- /dev/null +++ b/libmiav/threadsafe_queue_fifo.cc @@ -0,0 +1,70 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * threadsafe_queue_fifo.cc + * + * Tue Sep 27 14:01:10 CEST 2005 + * Copyright 2005 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of MIaV. + * + * MIaV is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * MIaV 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with MIaV; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "config.h" +#include "threadsafe_queue_fifo.h" + +ThreadSafeQueueFIFO::ThreadSafeQueueFIFO() +{ +} + +ThreadSafeQueueFIFO::~ThreadSafeQueueFIFO() +{ +} + +void ThreadSafeQueueFIFO::push(FrameVector *framevector) +{ + mutex.lock(); + queue.push(framevector); + mutex.unlock(); + + semaphore.post(); +} + +FrameVector *ThreadSafeQueueFIFO::pop() +{ + semaphore.wait(); + + FrameVector *framevector; + + mutex.lock(); + framevector = queue.front(); + queue.pop(); + mutex.unlock(); + + return framevector; +} + +int ThreadSafeQueueFIFO::size() +{ + int sz; + + mutex.lock(); + sz = queue.size(); + mutex.unlock(); + + return sz; +} |