dvd.cc

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

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

#include "DVD.h"
#include "IFO.h"

#include "util/Log.h"

#include <libmpdvdkit/ifo_read.h>

#include <cstdlib>
#include <cstdio>
#include <cassert>

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

using dvd::DVD;
using dvd::Device;
using dvd::File;

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

DVD::DVD(Device& device) :
    device(device)
{
    discID[0] = '\0';
}

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

bool DVD::open()
{
    if (!device.open()) {
        return false;
    }

    unsigned char id[discIDLength];
    device.getID(id);
    
    for(size_t i = 0; i<discIDLength; ++i) {
        snprintf(discID + i*2, sizeof(discID)-i*2, "%02x", (unsigned)id[i]);
    }

    Log::debug("dvd::DVD::open: disc ID: '%s'\n", discID);

    vmg.reset(device.getIFOHandle(0));
    for(unsigned i = 1; i<=vmg.getNumberOfTitleSets(); ++i) {
        vtss[i-1].reset(device.getIFOHandle(i));
    }

    return true;
}

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

void DVD::getID(char* dest, size_t length) const
{
    strncpy(dest, discID, length);
}

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

void DVD::close()
{
    assert(isOpen());

    vmg.reset();
    for(size_t i = 0; i<sizeof(vtss)/sizeof(vtss[0]); ++i) {
        vtss[i].reset();
    }

    device.close();
}

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

void DVD::eject()
{
    assert(!isOpen());

    device.eject();
}

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