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k3b/libk3b/projects/videocd/k3bvcdxmlview.cpp

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/*
*
* $Id: k3bvcdxmlview.cpp 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2003-2004 Christian Kvasny <chris@k3b.org>
* THX to Manfred Odenstein <odix@chello.at>
*
* 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 <qfile.h>
#include <kstandarddirs.h>
#include <kdebug.h>
#include "k3bvcdxmlview.h"
#include "k3bvcdtrack.h"
#include <k3bcore.h>
#include <k3bversion.h>
K3bVcdXmlView::K3bVcdXmlView( K3bVcdDoc* pDoc )
{
m_doc = pDoc;
}
K3bVcdXmlView::~K3bVcdXmlView()
{}
bool K3bVcdXmlView::write( const QString& fname )
{
QDomDocument xmlDoc( "videocd PUBLIC \"-//GNU//DTD VideoCD//EN\" \"http://www.gnu.org/software/vcdimager/videocd.dtd\"" );
// xmlDoc.appendChild( xmlDoc.createProcessingInstruction( "xml", "version=\"1.0\" encoding=\"iso-8859-1\"" ) );
xmlDoc.appendChild( xmlDoc.createProcessingInstruction( "xml", "version=\"1.0\"" ) );
// create root element
QDomElement root = xmlDoc.createElement( "videocd" );
root.setAttribute( "xmlns", "http://www.gnu.org/software/vcdimager/1.0/" );
root.setAttribute( "class", m_doc->vcdOptions() ->vcdClass() );
root.setAttribute( "version", m_doc->vcdOptions() ->vcdVersion() );
xmlDoc.appendChild( root );
// create option elements
// Broken SVCD mode - NonCompliantMode
if ( m_doc->vcdOptions() ->NonCompliantMode() ) {
QDomElement elemOption;
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "svcd vcd30 mpegav" );
elemOption.setAttribute( "value", "true" );
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "svcd vcd30 entrysvd" );
elemOption.setAttribute( "value", "true" );
}
// VCD3.0 track interpretation
if ( m_doc->vcdOptions() ->VCD30interpretation() ) {
QDomElement elemOption;
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "svcd vcd30 tracksvd" );
elemOption.setAttribute( "value", "true" );
}
// Relaxed aps
if ( m_doc->vcdOptions() ->RelaxedAps() ) {
QDomElement elemOption;
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "relaxed aps" );
elemOption.setAttribute( "value", "true" );
}
// Update scan offsets
if ( m_doc->vcdOptions() ->UpdateScanOffsets() ) {
QDomElement elemOption;
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "update scan offsets" );
elemOption.setAttribute( "value", "true" );
}
// Gaps & Margins
if ( m_doc->vcdOptions() ->UseGaps() ) {
QDomElement elemOption;
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "leadout pregap" );
elemOption.setAttribute( "value", m_doc->vcdOptions() ->PreGapLeadout() );
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "track pregap" );
elemOption.setAttribute( "value", m_doc->vcdOptions() ->PreGapTrack() );
if ( m_doc->vcdOptions() ->vcdClass() == "vcd" ) {
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "track front margin" );
elemOption.setAttribute( "value", m_doc->vcdOptions() ->FrontMarginTrack() );
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "track rear margin" );
elemOption.setAttribute( "value", m_doc->vcdOptions() ->RearMarginTrack() );
} else {
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "track front margin" );
elemOption.setAttribute( "value", m_doc->vcdOptions() ->FrontMarginTrackSVCD() );
elemOption = addSubElement( xmlDoc, root, "option" );
elemOption.setAttribute( "name", "track rear margin" );
elemOption.setAttribute( "value", m_doc->vcdOptions() ->RearMarginTrackSVCD() );
}
}
// create info element
QDomElement elemInfo = addSubElement( xmlDoc, root, "info" );
addSubElement( xmlDoc, elemInfo, "album-id", m_doc->vcdOptions() ->albumId().upper() );
addSubElement( xmlDoc, elemInfo, "volume-count", m_doc->vcdOptions() ->volumeCount() );
addSubElement( xmlDoc, elemInfo, "volume-number", m_doc->vcdOptions() ->volumeNumber() );
addSubElement( xmlDoc, elemInfo, "restriction", m_doc->vcdOptions() ->Restriction() );
// create pvd element
QDomElement elemPvd = addSubElement( xmlDoc, root, "pvd" );
addSubElement( xmlDoc, elemPvd, "volume-id", m_doc->vcdOptions() ->volumeId().upper() );
addSubElement( xmlDoc, elemPvd, "system-id", m_doc->vcdOptions() ->systemId() );
addSubElement( xmlDoc, elemPvd, "application-id", m_doc->vcdOptions() ->applicationId() );
addSubElement( xmlDoc, elemPvd, "preparer-id", QString( "K3b - Version %1" ).arg( k3bcore->version() ).upper() );
addSubElement( xmlDoc, elemPvd, "publisher-id", m_doc->vcdOptions() ->publisher().upper() );
// create filesystem element
QDomElement elemFileSystem = addSubElement( xmlDoc, root, "filesystem" );
// SEGMENT folder, some standalone DVD-Player need this
if ( !m_doc->vcdOptions() ->haveSegments() && m_doc->vcdOptions() ->SegmentFolder() )
addFolderElement( xmlDoc, elemFileSystem, "SEGMENT" );
// create cdi element
if ( m_doc->vcdOptions() ->CdiSupport() ) {
QDomElement elemFolder = addFolderElement( xmlDoc, elemFileSystem, "CDI" );
addFileElement( xmlDoc, elemFolder, locate( "data", "k3b/cdi/cdi_imag.rtf" ), "CDI_IMAG.RTF", true );
addFileElement( xmlDoc, elemFolder, locate( "data", "k3b/cdi/cdi_text.fnt" ), "CDI_TEXT.FNT" );
addFileElement( xmlDoc, elemFolder, locate( "data", "k3b/cdi/cdi_vcd.app" ), "CDI_VCD.APP" );
QString usercdicfg = locateLocal( "appdata", "cdi/cdi_vcd.cfg" );
if ( QFile::exists( usercdicfg ) )
addFileElement( xmlDoc, elemFolder, usercdicfg, "CDI_VCD.CFG" );
else
addFileElement( xmlDoc, elemFolder, locate( "data", "k3b/cdi/cdi_vcd.cfg" ), "CDI_VCD.CFG" );
}
// sequence-items element & segment-items element
QDomElement elemsequenceItems;
QDomElement elemsegmentItems;
// sequence-item element & segment-item element
QDomElement elemsequenceItem;
QDomElement elemsegmentItem;
// if we have segments, elemsegmentItems must be before any sequence in xml file order
if ( m_doc->vcdOptions()->haveSegments() )
elemsegmentItems = addSubElement( xmlDoc, root, "segment-items" );
// sequence must always available ...
elemsequenceItems = addSubElement( xmlDoc, root, "sequence-items" );
// if we have no sequence (photo (s)vcd) we must add a dummy sequence they inform the user to turn on pbc on there videoplayer
if ( !m_doc->vcdOptions()->haveSequence() ) {
QString filename;
if ( m_doc->vcdOptions()->mpegVersion() == 1 )
filename = locate( "data", "k3b/extra/k3bphotovcd.mpg" );
else
filename = locate( "data", "k3b/extra/k3bphotosvcd.mpg" );
elemsequenceItem = addSubElement( xmlDoc, elemsequenceItems, "sequence-item" );
elemsequenceItem.setAttribute( "src", QString( "%1" ).arg( QFile::encodeName( filename ) ) );
elemsequenceItem.setAttribute( "id", "sequence-000" );
// default entry
QDomElement elemdefaultEntry;
elemdefaultEntry = addSubElement( xmlDoc, elemsequenceItem, "default-entry" );
elemdefaultEntry.setAttribute( "id", "entry-000" );
}
// pbc
QDomElement elemPbc;
// Add Tracks to XML
QPtrListIterator<K3bVcdTrack> it( *m_doc->tracks() );
for ( ; it.current(); ++it ) {
if ( !it.current() ->isSegment() ) {
QString seqId = QString::number( it.current() ->index() ).rightJustify( 3, '0' );
elemsequenceItem = addSubElement( xmlDoc, elemsequenceItems, "sequence-item" );
elemsequenceItem.setAttribute( "src", QString( "%1" ).arg( QFile::encodeName( it.current() ->absPath() ) ) );
elemsequenceItem.setAttribute( "id", QString( "sequence-%1" ).arg( seqId ) );
// default entry
QDomElement elemdefaultEntry;
elemdefaultEntry = addSubElement( xmlDoc, elemsequenceItem, "default-entry" );
elemdefaultEntry.setAttribute( "id", QString( "entry-%1" ).arg( seqId ) );
} else {
// sequence-items element needs at least one segment to fit the XML
elemsegmentItem = addSubElement( xmlDoc, elemsegmentItems, "segment-item" );
elemsegmentItem.setAttribute( "src", QString( "%1" ).arg( QFile::encodeName( it.current() ->absPath() ) ) );
elemsegmentItem.setAttribute( "id", QString( "segment-%1" ).arg( QString::number( it.current() ->index() ).rightJustify( 3, '0' ) ) );
}
}
for ( it.toFirst(); it.current(); ++it ) {
if ( m_doc->vcdOptions() ->PbcEnabled() ) {
if ( elemPbc.isNull() )
elemPbc = addSubElement( xmlDoc, root, "pbc" );
doPbc( xmlDoc, elemPbc, it.current() );
}
}
if ( ! elemPbc.isNull() ) {
QDomElement elemEndlist = addSubElement( xmlDoc, elemPbc, "endlist" );
elemEndlist.setAttribute( "id", "end" );
elemEndlist.setAttribute( "rejected", "true" );
}
m_xmlstring = xmlDoc.toString();
kdDebug() << QString( "(K3bVcdXmlView) Write Data to %1:" ).arg( fname ) << endl;
QFile xmlFile( fname );
if ( xmlFile.open( IO_WriteOnly ) ) {
QTextStream ts( & xmlFile );
ts << m_xmlstring;
xmlFile.close();
return true;
}
return false;
}
void K3bVcdXmlView::addComment( QDomDocument& doc, QDomElement& parent, const QString& text )
{
QDomComment comment = doc.createComment( text );
parent.appendChild( comment );
}
QDomElement K3bVcdXmlView::addSubElement( QDomDocument& doc, QDomElement& parent, const QString& name, const QString& value )
{
QDomElement element = doc.createElement( name );
parent.appendChild( element );
if ( !value.isNull() ) {
QDomText t = doc.createTextNode( value );
element.appendChild( t );
}
return element;
}
QDomElement K3bVcdXmlView::addSubElement( QDomDocument& doc, QDomElement& parent, const QString& name, const int& value )
{
QDomElement element = doc.createElement( name );
parent.appendChild( element );
if ( value >= -1 ) {
QDomText t = doc.createTextNode( QString( "%1" ).arg( value ) );
element.appendChild( t );
}
return element;
}
QDomElement K3bVcdXmlView::addFolderElement( QDomDocument& doc, QDomElement& parent, const QString& name )
{
QDomElement elemFolder = addSubElement( doc, parent, "folder" );
addSubElement( doc, elemFolder, "name", name );
return elemFolder;
}
void K3bVcdXmlView::addFileElement( QDomDocument& doc, QDomElement& parent, const QString& src, const QString& name, bool mixed )
{
QDomElement elemFile = addSubElement( doc, parent, "file" );
elemFile.setAttribute( "src", QString( "%1" ).arg( src ) );
if ( mixed )
elemFile.setAttribute( "format", "mixed" );
addSubElement( doc, elemFile, "name", name );
}
void K3bVcdXmlView::doPbc( QDomDocument& doc, QDomElement& parent, K3bVcdTrack* track )
{
QString ref = ( track->isSegment() ) ? "segment" : "sequence";
QDomElement elemSelection = addSubElement( doc, parent, "selection" );
elemSelection.setAttribute( "id", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( track->index() ).rightJustify( 3, '0' ) ) );
setNumkeyBSN( doc, elemSelection, track );
for ( int i = 0; i < K3bVcdTrack::_maxPbcTracks; i++ ) {
QDomElement elemPbcSelectionPNRDT;
if ( track->getPbcTrack( i ) ) {
int index = track->getPbcTrack( i ) ->index();
QString ref = ( track->getPbcTrack( i ) ->isSegment() ) ? "segment" : "sequence";
switch ( i ) {
case K3bVcdTrack::PREVIOUS:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "prev" );
elemPbcSelectionPNRDT.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( index ).rightJustify( 3, '0' ) ) );
break;
case K3bVcdTrack::NEXT:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "next" );
elemPbcSelectionPNRDT.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( index ).rightJustify( 3, '0' ) ) );
break;
case K3bVcdTrack::RETURN:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "return" );
elemPbcSelectionPNRDT.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( index ).rightJustify( 3, '0' ) ) );
break;
case K3bVcdTrack::DEFAULT:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "default" );
elemPbcSelectionPNRDT.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( index ).rightJustify( 3, '0' ) ) );
break;
case K3bVcdTrack::AFTERTIMEOUT:
if ( track->getWaitTime() >= 0 ) {
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "timeout" );
elemPbcSelectionPNRDT.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( index ).rightJustify( 3, '0' ) ) );
}
break;
}
} else {
// jump to <endlist> otherwise do noop while disabled
if ( track->getNonPbcTrack( i ) == K3bVcdTrack::VIDEOEND ) {
switch ( i ) {
case K3bVcdTrack::PREVIOUS:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "prev" );
elemPbcSelectionPNRDT.setAttribute( "ref", "end" );
break;
case K3bVcdTrack::NEXT:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "next" );
elemPbcSelectionPNRDT.setAttribute( "ref", "end" );
break;
case K3bVcdTrack::RETURN:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "return" );
elemPbcSelectionPNRDT.setAttribute( "ref", "end" );
break;
case K3bVcdTrack::DEFAULT:
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "default" );
elemPbcSelectionPNRDT.setAttribute( "ref", "end" );
break;
case K3bVcdTrack::AFTERTIMEOUT:
if ( track->getWaitTime() >= 0 ) {
elemPbcSelectionPNRDT = addSubElement( doc, elemSelection, "timeout" );
elemPbcSelectionPNRDT.setAttribute( "ref", "end" );
}
break;
}
}
}
}
addSubElement( doc, elemSelection, "wait", track->getWaitTime() );
QDomElement loop = addSubElement( doc, elemSelection, "loop", track->getPlayTime() );
if ( track->Reactivity() )
loop.setAttribute( "jump-timing", "delayed" );
else
loop.setAttribute( "jump-timing", "immediate" );
addSubElement( doc, elemSelection, "play-item" ).setAttribute( "ref", QString( "%1-%2" ).arg( ref ).arg( QString::number( track->index() ).rightJustify( 3, '0' ) ) );
setNumkeySEL( doc, elemSelection, track );
}
void K3bVcdXmlView::setNumkeyBSN( QDomDocument& doc, QDomElement& parent, K3bVcdTrack* track )
{
if ( track->PbcNumKeys() ) {
if ( track->PbcNumKeysUserdefined() ) {
QMap<int, K3bVcdTrack*> numKeyMap = track->DefinedNumKey();
QMap<int, K3bVcdTrack*>::const_iterator trackIt;
m_startkey = 0;
trackIt = numKeyMap.begin();
if ( trackIt != numKeyMap.end() )
m_startkey = trackIt.key();
if ( m_startkey > 0 )
addSubElement( doc, parent, "bsn", m_startkey );
else // user has no numKeys defined for this track
track->setPbcNumKeys( false );
} else {
// default start with key #1
addSubElement( doc, parent, "bsn", 1 );
}
}
}
void K3bVcdXmlView::setNumkeySEL( QDomDocument& doc, QDomElement& parent, K3bVcdTrack* track )
{
if ( track->PbcNumKeys() ) {
QDomElement elemPbcSelectionNumKeySEL;
QString ref = ( track->isSegment() ) ? "segment" : "sequence";
int none = m_startkey;
if ( track->PbcNumKeysUserdefined() ) {
QMap<int, K3bVcdTrack*> numKeyMap = track->DefinedNumKey();
QMap<int, K3bVcdTrack*>::const_iterator trackIt;
for ( trackIt = numKeyMap.begin(); trackIt != numKeyMap.end(); ++trackIt ) {
kdDebug() << QString( "trackIt key: %1 none: %2" ).arg( trackIt.key() ).arg( none ) << endl;
while ( none < trackIt.key() ) {
elemPbcSelectionNumKeySEL = addSubElement( doc, parent, "select" );
elemPbcSelectionNumKeySEL.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( track->index() ).rightJustify( 3, '0' ) ) );
addComment( doc, parent, QString( "key %1 -> %2 (normal none)" ).arg( none ).arg( QFile::encodeName( track->absPath() ) ) );
none++;
}
if ( trackIt.data() ) {
QString ref = ( trackIt.data() ->isSegment() ) ? "segment" : "sequence";
elemPbcSelectionNumKeySEL = addSubElement( doc, parent, "select" );
elemPbcSelectionNumKeySEL.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( trackIt.data() ->index() ).rightJustify( 3, '0' ) ) );
addComment( doc, parent, QString( "key %1 -> %2" ).arg( trackIt.key() ).arg( QFile::encodeName( trackIt.data() ->absPath() ) ) );
} else {
elemPbcSelectionNumKeySEL = addSubElement( doc, parent, "select" );
elemPbcSelectionNumKeySEL.setAttribute( "ref", "end" );
addComment( doc, parent, QString( "key %1 -> end" ).arg( trackIt.key() ) );
}
none++;
}
} else {
// default reference to itSelf
elemPbcSelectionNumKeySEL = addSubElement( doc, parent, "select" );
elemPbcSelectionNumKeySEL.setAttribute( "ref", QString( "select-%1-%2" ).arg( ref ).arg( QString::number( track->index() ).rightJustify( 3, '0' ) ) );
}
}
}
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