spubuffer.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 DXR3PLAYER_DVD_SPU_SPUBUFFER_H
#define DXR3PLAYER_DVD_SPU_SPUBUFFER_H
//------------------------------------------------------------------------------

#include "buffer/AssemblingBuffer.h"
#include "buffer/BufferReaderTemplate.h"

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

namespace dvd { namespace demux {

class SectorBitReader;

} }

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

namespace dvd { namespace spu {

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

/**
 * SPU Buffer.
 */
class SPUBuffer : public AssemblingBuffer
{
public:
    /**
     * Add at most the given number of bytes from the given sector reader.
     *
     * @return the number of bytes added.
     */
    size_t add(dvd::demux::SectorBitReader& reader, size_t length);

    /**
     * Add at most the given number of bytes from the given buffer.
     *
     * @return the number of bytes added.
     */
    size_t add(const unsigned char* src, size_t length);
};

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

/**
 * SPU Buffer reference.
 */
typedef BufferReferenceTemplate<SPUBuffer> SPUBufferReference;

/**
 * Const SPU Buffer reference.
 */
typedef BufferReferenceTemplate<const SPUBuffer> ConstSPUBufferReference;

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

/**
 * SPU buffer bit reader.
 */
class SPUBufferBitReader : 
        public BufferBitReaderTemplate<ConstSPUBufferReference>
{
public:
    /**
     * Consruct the reader for the given SPU buffer.
     */
    SPUBufferBitReader(const SPUBuffer& spuBuffer);
};

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

inline SPUBufferBitReader::SPUBufferBitReader(const SPUBuffer& spuBuffer)
{
    setBuffer(spuBuffer);
}

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

} /* namespace dvd::spu */ } /* namespace dvd */

//------------------------------------------------------------------------------
#endif // DXR3PLAYER_DVD_SPU_SPUBUFFER_H

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