pxmlw6n2f/Gazebo_Distributed_TCP/interfaces/player/CameraInterface.hh

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/*
* Copyright (C) 2012 Open Source Robotics Foundation
*
* 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.
*
*/
/* Desc: Camera Interface for Player
* Author: Nate Koenig
* Date: 2 March 2006
*/
#ifndef CAMERAINTERFACE_HH
#define CAMERAINTERFACE_HH
#include <string>
#include "gazebo/util/system.hh"
#include "GazeboInterface.hh"
/// \addtogroup player_iface
/// \{
/// \defgroup camera_player Camera interface
/// \brief Camera interface
/// \{
/// \brief Camera interface
class GAZEBO_VISIBLE CameraInterface : public GazeboInterface
{
/// \brief Constructor
public: CameraInterface(player_devaddr_t _addr, GazeboDriver *_driver,
ConfigFile *_cf, int _section);
/// \brief Destructor
public: virtual ~CameraInterface();
/// \brief Handle all messages. This is called from GazeboDriver
public: virtual int ProcessMessage(QueuePointer &_respQueue,
player_msghdr_t *_hdr, void *_data);
/// \brief Update this interface, publish new info.
public: virtual void Update();
/// \brief Open a SHM interface when a subscription is received.
/// This is called fromGazeboDriver::Subscribe
public: virtual void Subscribe();
/// \brief Close a SHM interface. This is called from
/// GazeboDriver::Unsubscribe
public: virtual void Unsubscribe();
private: void OnImage(ConstImageStampedPtr &_msg);
/// Save a camera frame
/// This function is commented out because it's not used.
/// private: void SaveFrame(const char *filename) const;
/// \brief Gazebo id. This needs to match and ID in a Gazebo WorldFile
private: std::string cameraName;
/// \brief Timestamp on last data update
private: double datatime;
/// Most recent data
private: player_camera_data_t data;
private: gazebo::transport::SubscriberPtr cameraSub;
// Save image frames?
private: int save;
private: int frameno;
};
/// \}
/// \}
#endif