wrapper/gstreamer/bufmap.cpp

/*
 * bufmap.cpp - map V4l2Buffer to GstBuffer
 *
 *  Copyright (c) 2015 Intel Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Author: John Ye <john.ye@intel.com>
 */

#include "bufmap.h"

namespace XCam {

SmartPtr<BufMap> BufMap::_instance(NULL);
Mutex BufMap::_mutex;

SmartPtr<BufMap>
BufMap::instance()
{
    SmartLock lock(_mutex);
    if (_instance.ptr())
        return _instance;
    _instance = new BufMap;
    return _instance;
}

};