quantmatrix.h

来自「Linux下比较早的基于命令行的DVD播放器」· C头文件 代码 · 共 92 行

//
// 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, but now handles other
// hardware as well.

// 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 MPEG_QUANTMATRIX_H
#define MPEG_QUANTMATRIX_H
//------------------------------------------------------------------------------

namespace mpeg {

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

/**
 * Quantization matrix.
 */
class QuantMatrix
{
public:
    /**
     * Indicate if an intra quantization matrix should be loaded.
     */
    bool loadIntraQMX;
    
    /**
     * The intra quantization matrix.
     */
    unsigned char intraQMX[64];

    /**
     * Indicate if a  non-intra quantization matrix should be loaded.
     */
    bool loadNonIntraQMX;
    
    /**
     * The non-intra quantization matrix itself.
     */
    unsigned char nonIntraQMX[64];

    /**
     * Indicate if a chroma intra quantization matrix should be loaded.
     */
    bool loadChromaIntraQMX;
    
    /**
     * The chroma intra quantization matrix.
     */
    unsigned char chromaIntraQMX[64];

    /**
     * Indicate if a chroma non-intra quantization matrix should be loaded.
     */
    bool loadChromaNonIntraQMX;
    
    /**
     * The chroma non-intra quantization matrix itself.
     */
    unsigned char chromaNonIntraQMX[64];

    /**
     * Log the contents of the quantization matrix.
     */
    void log() const;
};

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

} /* namespace mpeg */

//------------------------------------------------------------------------------
#endif // MPEG_QUANTMATRIX_H

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