spuhandler.h

Linux下比较早的基于命令行的DVD播放器

//
// Copyright (c) 2004 by Istv醤 V醨adi
//
// This file is part of dxr3Player, a DVD player written specifically 
// for the DXR3 (aka Hollywood+) decoder card.

// 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 DXR3PLAYER_OUTPUT_UNICHROME_SPUHANDLER_H
#define DXR3PLAYER_OUTPUT_UNICHROME_SPUHANDLER_H
//------------------------------------------------------------------------------

#include "output/SPUHandler.h"

//------------------------------------------------------------------------------

namespace unichrome {

class Unichrome;

}

//------------------------------------------------------------------------------

namespace output {

class SystemTimer;

} /* namespace output */

//------------------------------------------------------------------------------

namespace output { namespace unichrome {

//------------------------------------------------------------------------------

/**
 * Handler for SPU packets.
 */
class SPUHandler : public output::SPUHandler
{
private:
    /**
     * The video device through which the SPUs are displayed.
     */
    ::unichrome::Unichrome& videoDevice;

public:
    /**
     * Initialize the SPU handler.
     */
    SPUHandler(dvd::packet::PacketQueue& inputQueue, 
               output::SystemTimer& timer, ::unichrome::Unichrome& videoDevice);

private:
    /**
     * Set the current palette to the given value.
     * To be defined by children!
     */
    virtual void setPalette(const unsigned* palette);

    /**
     * Copy the current subtitle (if any) into the given Unichrome 
     * SPU overlay.
     */
    virtual void update();

    /**
     * Copy the current subtitle (if any) into the given Unichrome 
     * SPU overlay.
     */
    void update(displayEntity_t displayEntity,
                volatile unsigned char* buffer, size_t bufferWidth);
};

//------------------------------------------------------------------------------

} /* namespace output::unichrome */ } /* namespace output */

//------------------------------------------------------------------------------
#endif // DXR3PLAYER_OUTPUT_UNICHROME_SPUHANDLER_H

// Local variables:
// mode: c++
// End: