opencv/modules/ocl/src/threadsafe.h

93 lines
2.8 KiB
C++

/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2010-2012, Institute Of Software Chinese Academy Of Science, all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other GpuMaterials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#if defined WIN32 || defined _WIN32
#include <Windows.h>
#undef min
#undef max
#else
#include <pthread.h>
#endif
class CriticalSection
{
public:
CriticalSection();
~CriticalSection();
// Jia Haipeng, jiahaipeng95@gmail.com
void Lock();
void Unlock();
protected:
#if defined WIN32 || defined _WIN32
CRITICAL_SECTION m_CritSec;
#else
pthread_mutex_t m_CritSec;
#endif
};
class myAutoLock
{
public:
explicit myAutoLock(CriticalSection *lock)
{
m_lock = lock;
m_lock->Lock();
};
~myAutoLock()
{
m_lock->Unlock();
};
protected:
CriticalSection *m_lock;
};