timer.h

Linux下比较早的基于命令行的DVD播放器

//
// Copyright (c) 2003 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 OUTPUT_DXR3_TIMER_H
#define OUTPUT_DXR3_TIMER_H
//------------------------------------------------------------------------------

#include "output/Timer.h"

#include <cassert>

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

namespace sched {

class WaitCondition;

}

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

namespace dxr3 {

class DXR3;

}

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

namespace output { namespace dxr3 {

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

/**
 * Timer. It handles the DXR3 clock and the PTS compensation.
 */
class Timer : public output::Timer
{
private:
    /**
     * The DXR3 to use.
     */
    ::dxr3::DXR3& dxr3;

public:
    /**
     * Construct the timer.
     */
    Timer(::dxr3::DXR3& dxr3);

    /**
     * Reset the timer.
     */
    virtual void reset();

    /**
     * Start the timer.
     */
    void start();

    /**
     * Start the timer with intra playback.
     */
    void startIntra();

    /**
     * Get the current SCR.
     */
    virtual pts_t getCurrentSCR() const;

    /**
     * Get the time in milliseconds for the given PTS.
     */
    virtual millis_t getMillis(pts_t scr) const;
};

//------------------------------------------------------------------------------
// Inline definitions
//------------------------------------------------------------------------------

inline Timer::Timer(::dxr3::DXR3& dxr3) : 
    dxr3(dxr3)
{
}

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

} /* namespace output::dxr3 */ } /* namespace output */

//------------------------------------------------------------------------------
#endif // OUTPUT_DXR3_TIMER_H

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