statistics.cc

来自「Linux下比较早的基于命令行的DVD播放器」· CC 代码 · 共 94 行

//
// 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

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

#include "Statistics.h"

#include "dvd/packet/DataBlockTypes.h"

#include <cstdio>

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

using dvd::Statistics;

using dvd::packet::DataBlockType;
using dvd::packet::DataBlockTypes;

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

void Statistics::addDataBlockPacket(const DataBlockType& type)
{
    Statistics& s = Statistics::get();

    if (type==DataBlockTypes::audio) ++s.numAudioPackets;
    else if (type==DataBlockTypes::video) ++s.numVideoPackets;

    if (type==DataBlockTypes::audio || type==DataBlockTypes::video) {
        s.print();
    }
}

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

void Statistics::removeDataBlockPacket(const DataBlockType& type)
{
    Statistics& s = Statistics::get();

    if (type==DataBlockTypes::audio) --s.numAudioPackets;
    else if (type==DataBlockTypes::video) --s.numVideoPackets;

    if (type==DataBlockTypes::audio || type==DataBlockTypes::video) {
        s.print();
    }
}

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

inline Statistics::Statistics() :
    numFreeSectors(0),
    numReadingSectors(0),
    numProcessingSectors(0),
    numAudioPackets(0),
    numVideoPackets(0)
{
}

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

Statistics& Statistics::get()
{
    static Statistics s;

    return s;
}

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

void Statistics::print() const
{
//      printf("Statistics: free: %4u, read: %4u, proc: %4u, audio: %4u, video: %4u\r", 
//             numFreeSectors, numReadingSectors, numProcessingSectors,
//             numAudioPackets, numVideoPackets);
}

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