wrapperbuffer.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_WRAPPERBUFFER_H
#define DXR3PLAYER_WRAPPERBUFFER_H
//------------------------------------------------------------------------------

#include "BufferReaderTemplate.h"

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

/**
 * General buffer object wrapping an existing character array
 */
class WrapperBuffer
{
private:
    /**
     * The data.
     */
    const unsigned char* data;

    /**
     * The length of the data.
     */
    size_t length;

public:
    /**
     * Construct a buffer over the given data array.
     */
    WrapperBuffer(const unsigned char* data = 0, size_t length = 0);

    /**
     * Set the data.
     */
    void setData(const unsigned char* d, size_t l);

    /**
     * Get the data pointer.
     */
    const unsigned char* getData() const;

    /**
     * Get the length of the data.
     */
    size_t getLength() const;
};

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

/**
 * Wrapper buffer reader
 */
typedef BufferReaderTemplate<WrapperBuffer> WrapperBufferReader;

/**
 * Wrapper buffer bit reader
 */
typedef BufferBitReaderTemplate<WrapperBuffer> WrapperBufferBitReader;

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

inline WrapperBuffer::WrapperBuffer(const unsigned char* data, size_t length) :
    data(data), length(length)
{
}

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

inline void WrapperBuffer::setData(const unsigned char* d, size_t l)
{
    data   = d;
    length = l;
}

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

inline const unsigned char* WrapperBuffer::getData() const
{
    return data;
}

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

inline size_t WrapperBuffer::getLength() const
{
    return length;
}

//------------------------------------------------------------------------------
#endif // DXR3PLAYER_WRAPPERBUFFER_H

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