hlrc

/*

* This file is part of hlrc_server

*

* Copyright(c) sschulz <AT> techfak.uni-bielefeld.de

* http://opensource.cit-ec.de/projects/hlrc_server

*

* This file may be licensed under the terms of the

* GNU General Public License Version 3 (the ``GPL''),

* or (at your option) any later version.

*

* Software distributed under the License is distributed

* on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either

* express or implied. See the GPL for the specific language

* governing rights and limitations.

*

* You should have received a copy of the GPL along with this

* program. If not, go to http://www.gnu.org/licenses/gpl.html

* or write to the Free Software Foundation, Inc.,

* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

*

* The development of this software was supported by the

* Excellence Cluster EXC 277 Cognitive Interaction Technology.

* The Excellence Cluster EXC 277 is a grant of the Deutsche

* Forschungsgemeinschaft (DFG) in the context of the German

* Excellence Initiative.

*

*/

#pragma once

#include <string>

#include <boost/shared_ptr.hpp>

#include "AudioData.h"

class AudioPlayer{

public:

    AudioPlayer(std::string driver);

    ~AudioPlayer();

    typedef enum{

        INITIALIZING=0,

        IDLE,

        LOADING,

        PLAYING,

        ERROR,

        EXITING,

        CLOSED

    } PLAYBACKSTATE_T;

    virtual void play(boost::shared_ptr<AudioData> audio) = 0;

    bool is_playing();

protected:

    boost::shared_ptr<AudioData> audio_data;

    PLAYBACKSTATE_T playback_state;

    std::string audio_driver;

    bool playback_requested;

    bool playback_active;

};