zoneminder/src/zm_remote_camera.h

//
// ZoneMinder Remote Camera Class Interface, $Date$, $Revision$
// Copyright (C) 2001-2008 Philip Coombes
// 
// This program 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.
// 
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
// 

#ifndef ZM_REMOTE_CAMERA_H
#define ZM_REMOTE_CAMERA_H

#include "zm_camera.h"
#include "zm_rtsp_auth.h"

#include <string>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>

//
// Class representing 'remote' cameras, i.e. those which are
// accessed over a network connection.
//
class RemoteCamera : public Camera
{
protected:
	std::string	protocol;
	std::string	host;
	std::string	port;
	std::string	path;
	std::string	auth;
	std::string	auth64;

    // Reworked authentication system
    // First try without authentication, even if we have a username and password
    // on receiving a 401 response, select authentication method (basic or digest)
    // fill required fields and set needAuth
    // subsequent requests can set the required authentication header.
    bool mNeedAuth;
    Authenticator* mAuthenticator;
protected:
	struct addrinfo *hp;

public:
	RemoteCamera( int p_id, const std::string &p_proto, const std::string &p_host, const std::string &p_port, const std::string &p_path, int p_width, int p_height, int p_colours, int p_brightness, int p_contrast, int p_hue, int p_colour, bool p_capture );
	virtual ~RemoteCamera();

	const std::string &Protocol() const { return( protocol ); }
	const std::string &Host() const { return( host ); }
	const std::string &Port() const { return( port ); }
	const std::string &Path() const { return( path ); }
	const std::string &Auth() const { return( auth ); }

	virtual void Initialise();
	virtual void Terminate() = 0;
	virtual int Connect() = 0;
	virtual int Disconnect() = 0;
	virtual int PreCapture() = 0;
	virtual int Capture( Image &image ) = 0;
	virtual int PostCapture() = 0;
};

#endif // ZM_REMOTE_CAMERA_H