stream.h

Linux下比较早的基于命令行的DVD播放器

//
// Copyright (c) 2002 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_DXR3_STREAM_H
#define DXR3PLAYER_DXR3_STREAM_H
//------------------------------------------------------------------------------

#include "Device.h"

#include "util/FDWriter.h"

#include "types.h"

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

namespace dxr3 {

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

/**
 * Stream device. It can be written to.
 */
class Stream : public FDWriter<Device>
{
};

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

/**
 * Timed stream device. It allows to set the PTS for the next write.
 */
class TimedStream : public Stream
{
private:
    /**
     * The ioctl request to use for setting the PTS.
     */
    int ioctlRequest;

public:
    /**
     * Construct the stream with the given request.
     */
    TimedStream(int ioctlRequest);

    /**
     * Set the PTS
     */
    void setPTS(pts_t pts);
};

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

inline TimedStream::TimedStream(int ioctlRequest) :
    ioctlRequest(ioctlRequest)
{
}

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

inline void TimedStream::setPTS(pts_t pts)
{
    unsigned ptsValue = (unsigned)pts;
    ioctl(ioctlRequest, &ptsValue);
}

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

} /* namespace dxr3 */

//------------------------------------------------------------------------------
#endif // DXR3PLAYER_DXR3_STREAM_H

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