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k3b/libk3b/projects/k3btocfilewriter.cpp

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/*
*
* $Id: k3btocfilewriter.cpp 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2004 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3btocfilewriter.h"
#include <k3btrack.h>
#include <k3bmsf.h>
#include <k3bcore.h>
#include <k3bversion.h>
#include <qfile.h>
#include <qtextstream.h>
#include <qdatetime.h>
K3bTocFileWriter::K3bTocFileWriter()
: m_hideFirstTrack(false),
m_sessionToWrite(1)
{
}
bool K3bTocFileWriter::save( const QString& filename )
{
QFile f( filename );
if( !f.open( IO_WriteOnly ) ) {
kdDebug() << "(K3bCueFileWriter) could not open file " << f.name() << endl;
return false;
}
QTextStream s( &f );
return save( s );
}
bool K3bTocFileWriter::save( QTextStream& t )
{
writeHeader(t);
if( !m_cdText.isEmpty() )
writeGlobalCdText(t);
//
// see if we have multiple sessions
//
int sessions = 1;
for( K3bDevice::Toc::iterator it = m_toc.begin(); it != m_toc.end(); ++it ) {
if( (*it).session() > 1 )
sessions = (*it).session();
}
if( m_sessionToWrite > sessions )
m_sessionToWrite = 1;
//
// We can only hide the first track if both the first and the second track are
// audio tracks.
// We also can only hide the first track in the first session.
//
bool hideFirstTrack = m_hideFirstTrack;
if( m_toc.count() < 2 ||
m_toc[0].type() != K3bDevice::Track::AUDIO ||
m_toc[1].type() != K3bDevice::Track::AUDIO ||
(sessions > 1 && m_sessionToWrite != 1 ) )
hideFirstTrack = false;
// the dataStart will be the offset in case we do not write the first session
K3b::Msf dataStart;
unsigned int trackIndex = 0;
if( hideFirstTrack ) {
const K3bDevice::Track& hiddenTrack = m_toc[0];
const K3bDevice::Track& track = m_toc[1];
t << "// Track number 1 (hidden) and track number 2 (as track 1)" << endl;
t << "TRACK AUDIO" << endl;
if( track.copyPermitted() )
t << "COPY" << endl;
else
t << "NO COPY" << endl;
if( track.preEmphasis() )
t << "PRE_EMPHASIS" << endl;
else
t << "NO PRE_EMPHASIS" << endl;
if( !m_cdText.isEmpty() )
writeTrackCdText( m_cdText[0], t );
// the "hidden" file will be used as pregap for the "first" track
t << "AUDIOFILE ";
writeDataSource( 0, t );
if( readFromStdin() )
t << hiddenTrack.firstSector().toString();
else
t << " 0";
t << " " << hiddenTrack.length().toString() << endl;
t << "START" << endl; // use the whole hidden file as pregap
// now comes the "real" first track
t << "AUDIOFILE ";
writeDataSource( 1, t );
if( readFromStdin() )
t << track.firstSector().toString() << " ";
else
t << "0 ";
// no index 0 for the last track. Or should we allow this???
if( m_toc.count() == 2 )
t << track.length().toString();
else
t << track.realAudioLength().toString();
t << endl << endl;
trackIndex+=2;
}
else {
//
// Seek to the first track to write.
// In case we hid the first track above it was the first track anyway.
//
while( m_toc[trackIndex].session() < m_sessionToWrite &&
m_toc[trackIndex].session() > 0 )
++trackIndex;
dataStart = m_toc[trackIndex].firstSector();
}
kdDebug() << "(K3bTocFileWriter) using offset of: " << dataStart.toString() << endl;
while( trackIndex < m_toc.count() ) {
if( m_toc[trackIndex].session() == 0 || m_toc[trackIndex].session() == m_sessionToWrite )
writeTrack( trackIndex, dataStart, t );
trackIndex++;
}
return ( t.device()->status() == IO_Ok );
}
void K3bTocFileWriter::writeHeader( QTextStream& t )
{
// little comment
t << "// TOC-file to use with cdrdao created by K3b " << k3bcore->version()
<< ", " << QDateTime::currentDateTime().toString() << endl << endl;
t << "// " << m_toc.count() << " tracks" << endl;
if( m_toc.back().session() > 0 ) {
t << "// " << m_toc.back().session() << " sessions" << endl
<< "// this is session number " << m_sessionToWrite << endl;
}
t << endl;
// check the cd type
if( m_toc.contentType() == K3bDevice::AUDIO ) {
t << "CD_DA";
}
else {
bool hasMode2Tracks = false;
for( K3bDevice::Toc::iterator it = m_toc.begin(); it != m_toc.end(); ++it ) {
const K3bDevice::Track& track = *it;
if( track.type() == K3bDevice::Track::DATA &&
(track.mode() == K3bDevice::Track::MODE2 ||
track.mode() == K3bDevice::Track::XA_FORM1 ||
track.mode() == K3bDevice::Track::XA_FORM2 ) ) {
hasMode2Tracks = true;
break;
}
}
if( hasMode2Tracks )
t << "CD_ROM_XA";
else
t << "CD_ROM";
}
t << endl << endl;
}
void K3bTocFileWriter::writeTrack( unsigned int index, const K3b::Msf& offset, QTextStream& t )
{
const K3bDevice::Track& track = m_toc[index];
t << "// Track number " << (index+1) << endl;
if( track.type() == K3bDevice::Track::AUDIO ) {
t << "TRACK AUDIO" << endl;
if( track.copyPermitted() )
t << "COPY" << endl;
else
t << "NO COPY" << endl;
if( track.preEmphasis() )
t << "PRE_EMPHASIS" << endl;
else
t << "NO PRE_EMPHASIS" << endl;
if( !m_cdText.isEmpty() )
writeTrackCdText( m_cdText[index], t );
//
// cdrdao sees the pregap as part of the current track and not as part of
// the previous like it really is.
//
if( index == 0 ) {
if( (track.firstSector()-offset) > 0 ) {
//
// the first track is the only track K3b does not generate null-pregap data for
// since cdrecord does not allow this. So We just do it here the same way and tell
// cdrdao to create the first pregap for us
//
t << "PREGAP "
<< (track.firstSector()-offset).toString() << endl;
}
}
else {
const K3bDevice::Track& lastTrack = m_toc[index-1];
//
// the pregap data
//
if( lastTrack.index0() > 0 ) {
t << "AUDIOFILE ";
writeDataSource( index-1, t );
if( readFromStdin() )
t << (lastTrack.firstSector() + lastTrack.index0() - offset).toString();
else
t << (lastTrack.index0() - offset).toString();
t << " "
<< (lastTrack.length() - lastTrack.index0()).toString()
<< endl
<< "START" << endl;
}
}
//
// The track data
//
t << "AUDIOFILE ";
writeDataSource( index, t );
if( readFromStdin() )
t << (track.firstSector() - offset).toString() << " ";
else
t << "0 ";
// no index 0 for the last track. Or should we allow this???
if( index == m_toc.count()-1 )
t << track.length().toString();
else
t << track.realAudioLength().toString();
t << endl;
}
else {
if( track.mode() == K3bDevice::Track::XA_FORM1 )
t << "TRACK MODE2_FORM1" << endl;
else if( track.mode() == K3bDevice::Track::XA_FORM2 )
t << "TRACK MODE2_FORM2" << endl;
else
t << "TRACK MODE1" << endl;
if( !m_cdText.isEmpty() && !m_toc.contentType() != K3bDevice::DATA ) {
//
// insert fake cdtext
// cdrdao does not work without it and it seems not to do any harm.
//
t << "CD_TEXT {" << endl
<< " LANGUAGE 0 {" << endl
<< " TITLE " << "\"\"" << endl
<< " PERFORMER " << "\"\"" << endl
<< " ISRC " << "\"\"" << endl
<< " ARRANGER " << "\"\"" << endl
<< " SONGWRITER " << "\"\"" << endl
<< " COMPOSER " << "\"\"" << endl
<< " MESSAGE " << "\"\"" << endl
<< " }" << endl
<< "}" << endl;
}
if( readFromStdin() )
t << "DATAFILE \"-\" " << track.length().toString() << endl;
else
t << "DATAFILE \"" << m_filenames[index] << "\"" << endl;
t << endl;
}
t << endl;
}
void K3bTocFileWriter::writeGlobalCdText( QTextStream& t )
{
t << "CD_TEXT {" << endl;
t << " LANGUAGE_MAP { 0: EN }" << endl;
t << " LANGUAGE 0 {" << endl;
t << " TITLE " << "\"" << m_cdText.title() << "\"" << endl;
t << " PERFORMER " << "\"" << m_cdText.performer() << "\"" << endl;
t << " DISC_ID " << "\"" << m_cdText.discId() << "\"" << endl;
t << " UPC_EAN " << "\"" << m_cdText.upcEan() << "\"" << endl;
t << endl;
t << " ARRANGER " << "\"" << m_cdText.arranger() << "\"" << endl;
t << " SONGWRITER " << "\"" << m_cdText.songwriter() << "\"" << endl;
t << " COMPOSER " << "\"" << m_cdText.composer() << "\"" << endl;
t << " MESSAGE " << "\"" << m_cdText.message() << "\"" << endl;
t << " }" << endl;
t << "}" << endl;
t << endl;
}
void K3bTocFileWriter::writeTrackCdText( const K3bDevice::TrackCdText& track, QTextStream& t )
{
t << "CD_TEXT {" << endl;
t << " LANGUAGE 0 {" << endl;
t << " TITLE " << "\"" << track.title() << "\"" << endl;
t << " PERFORMER " << "\"" << track.performer() << "\"" << endl;
t << " ISRC " << "\"" << track.isrc() << "\"" << endl;
t << " ARRANGER " << "\"" << track.arranger() << "\"" << endl;
t << " SONGWRITER " << "\"" << track.songwriter() << "\"" << endl;
t << " COMPOSER " << "\"" << track.composer() << "\"" << endl;
t << " MESSAGE " << "\"" << track.message() << "\"" << endl;
t << " }" << endl;
t << "}" << endl;
}
void K3bTocFileWriter::writeDataSource( unsigned int trackIndex, QTextStream& t )
{
if( readFromStdin() )
t << "\"-\" ";
else
t << "\"" << m_filenames[trackIndex] << "\" ";
}
bool K3bTocFileWriter::readFromStdin() const
{
return ( m_toc.count() > m_filenames.count() );
}