X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fmodules%2Fqimage%2Fkdenlivetitle_wrapper.cpp;h=2d5bc4d6bf0df243cebfbc52348a552213771f4a;hb=51b566869164b53f76f915959e9298b5dcb31bb3;hp=ac17c574154c69b2bdf24d79fd28758ba4937632;hpb=d049b5e3c7db6d68389c95132f6e193546fe973e;p=mlt

diff --git a/src/modules/qimage/kdenlivetitle_wrapper.cpp b/src/modules/qimage/kdenlivetitle_wrapper.cpp
old mode 100644
new mode 100755
index ac17c574..2d5bc4d6
--- a/src/modules/qimage/kdenlivetitle_wrapper.cpp
+++ b/src/modules/qimage/kdenlivetitle_wrapper.cpp
@@ -1,6 +1,7 @@
 /*
  * kdenlivetitle_wrapper.cpp -- kdenlivetitle wrapper
  * Copyright (c) 2009 Marco Gittler <g.marco@freenet.de>
+ * Copyright (c) 2009 Jean-Baptiste Mardelle <jb@kdenlive.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -17,223 +18,522 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#include <QtGui/QImage>
-#include <QtGui/QPainter>
-#include <QtCore/QCoreApplication>
-#include <QtGui/QApplication>
-#include <QtCore/QDebug>
-#include <QtCore/QFile>
-#include <QtGui/QGraphicsView>
-#include <QtGui/QGraphicsScene>
-#include <QtGui/QGraphicsTextItem>
-#include <QtGui/QGraphicsPolygonItem>
-#include <QtGui/QTextCursor>
 #include "kdenlivetitle_wrapper.h"
-#include <framework/mlt_producer.h>
 
-static Title* titleclass;
-static QApplication *app;
+#include <QImage>
+#include <QPainter>
+#include <QDebug>
+#include <QApplication>
+#include <QMutex>
+#include <QGraphicsScene>
+#include <QGraphicsTextItem>
+#include <QGraphicsSvgItem>
+#include <QSvgRenderer>
+#include <QTextCursor>
+#include <QTextDocument>
+#include <QStyleOptionGraphicsItem>
 
-extern "C" {
-    void init_qt (const char* c){
-        titleclass=new Title(QString(c));
-    }
-    void refresh_kdenlivetitle( uint8_t* buffer, int width, int height , double position){
-        titleclass->drawKdenliveTitle(buffer,width,height,position);
+#include <QString>
+
+#include <QDomElement>
+#include <QRectF>
+#include <QColor>
+#include <QWidget>
+#include <framework/mlt_log.h>
+
+#if QT_VERSION >= 0x040600
+#include <QGraphicsEffect>
+#include <QGraphicsBlurEffect>
+#include <QGraphicsDropShadowEffect>
+#endif
+
+static QApplication *app = NULL;
+Q_DECLARE_METATYPE(QTextCursor);
+
+class ImageItem: public QGraphicsItem
+{
+public:
+    ImageItem(QImage img)
+    {
+	m_img = img;
     }
+    QImage m_img;
+
+
+protected:
+
+virtual QRectF boundingRect() const
+{
+    return QRectF(0, 0, m_img.width(), m_img.height());
 }
-Title::Title(const QString& filename):m_filename(filename),m_scene(NULL){
-    //must be extracted from kdenlive title
-    start =new QGraphicsPolygonItem(QPolygonF(QRectF(100, 100, 600, 600)));;
-    end=new QGraphicsPolygonItem(QPolygonF(QRectF(0, 0, 300, 300)));;
-}
-void Title::drawKdenliveTitle(uint8_t * buffer ,int width,int height,double position){
-    if (!m_scene){
-        int argc=0;
-        char* argv[1];
-        argv[0]="xxx"; 
-        if (! QApplication::activeWindow())
-        //if (!app)
-            app=new QApplication(argc,argv);
-        m_scene=new QGraphicsScene;
-        loadDocument(m_filename,start,end);
-    }
-    //must be extracted from kdenlive title
-    
-    QImage *img=new QImage(width,height,QImage::Format_ARGB32);
-    QRectF rstart=start->boundingRect();
-    QRectF rend=end->boundingRect();
-    QPointF topleft=rstart.topLeft()+(rend.topLeft()-rstart.topLeft())*position;
-    QPointF bottomRight=rstart.bottomRight()+(rend.bottomRight()-rstart.bottomRight())*position;
-    QPainter p1;
-    p1.begin(img);
-    p1.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::HighQualityAntialiasing);//|QPainter::SmoothPixmapTransform );
-    m_scene->render(&p1,QRect(0,0,width,height),QRectF(topleft,bottomRight));
-    p1.end();
-    uint8_t *pointer=img->bits();
-    QRgb* src = (QRgb*) pointer;
-    for (int i=0;i<width*height*4;i+=4){
-        *buffer++=qRed(*src);
-        *buffer++=qGreen(*src);
-        *buffer++=qBlue(*src);
-        *buffer++=qAlpha(*src);
-        src++;
-    }
-    delete img;
+
+virtual void paint( QPainter *painter,
+                       const QStyleOptionGraphicsItem * /*option*/,
+                       QWidget* )
+{ 
+    painter->setRenderHint(QPainter::SmoothPixmapTransform, true);
+    painter->drawImage(QPoint(), m_img);
 }
-int Title::loadDocument(const QString& url, QGraphicsPolygonItem* startv, QGraphicsPolygonItem* endv)
+};
+
+
+QRectF stringToRect( const QString & s )
 {
-    QDomDocument doc;
-    if (!m_scene)
-        return -1;
-
-        QFile file(url);
-        if (file.open(QIODevice::ReadOnly)) {
-            doc.setContent(&file, false);
-            file.close();
-        } 
-        return loadFromXml(doc, startv, endv);
+
+	QStringList l = s.split( ',' );
+	if ( l.size() < 4 )
+		return QRectF();
+	return QRectF( l.at( 0 ).toDouble(), l.at( 1 ).toDouble(), l.at( 2 ).toDouble(), l.at( 3 ).toDouble() ).normalized();
 }
-int Title::loadFromXml(QDomDocument doc, QGraphicsPolygonItem* startv, QGraphicsPolygonItem* endv)
+
+QColor stringToColor( const QString & s )
 {
-    QDomNodeList titles = doc.elementsByTagName("kdenlivetitle");
-    int maxZValue = 0;
-    if (titles.size()) {
-
-        QDomNodeList items = titles.item(0).childNodes();
-        for (int i = 0; i < items.count(); i++) {
-            QGraphicsItem *gitem = NULL;
-            int zValue = items.item(i).attributes().namedItem("z-index").nodeValue().toInt();
-            if (zValue > -1000) {
-                if (items.item(i).attributes().namedItem("type").nodeValue() == "QGraphicsTextItem") {
-                    QDomNamedNodeMap txtProperties = items.item(i).namedItem("content").attributes();
-                    QFont font(txtProperties.namedItem("font").nodeValue());
-                    font.setBold(txtProperties.namedItem("font-bold").nodeValue().toInt());
-                    font.setItalic(txtProperties.namedItem("font-italic").nodeValue().toInt());
-                    font.setUnderline(txtProperties.namedItem("font-underline").nodeValue().toInt());
-                    // Older Kdenlive version did not store pixel size but point size
-                    if (txtProperties.namedItem("font-pixel-size").isNull()) {
-                        QFont f2;
-                        f2.setPointSize(txtProperties.namedItem("font-size").nodeValue().toInt());
-                        font.setPixelSize(QFontInfo(f2).pixelSize());
-                    } else
-                        font.setPixelSize(txtProperties.namedItem("font-pixel-size").nodeValue().toInt());
-                    QColor col(stringToColor(txtProperties.namedItem("font-color").nodeValue()));
-                    QGraphicsTextItem *txt = m_scene->addText(items.item(i).namedItem("content").firstChild().nodeValue(), font);
-                    txt->setDefaultTextColor(col);
-                    txt->setTextInteractionFlags(Qt::NoTextInteraction);
-                    if (txtProperties.namedItem("alignment").isNull() == false) {
-                        txt->setTextWidth(txt->boundingRect().width());
-                        QTextCursor cur = txt->textCursor();
-                        QTextBlockFormat format = cur.blockFormat();
-                        format.setAlignment((Qt::Alignment) txtProperties.namedItem("alignment").nodeValue().toInt());
-                        cur.select(QTextCursor::Document);
-                        cur.setBlockFormat(format);
-                        txt->setTextCursor(cur);
-                        cur.clearSelection();
-                        txt->setTextCursor(cur);
-                    }
-
-                    if (!txtProperties.namedItem("kdenlive-axis-x-inverted").isNull()) {
-                        //txt->setData(OriginXLeft, txtProperties.namedItem("kdenlive-axis-x-inverted").nodeValue().toInt());
-                    }
-                    if (!txtProperties.namedItem("kdenlive-axis-y-inverted").isNull()) {
-                        //txt->setData(OriginYTop, txtProperties.namedItem("kdenlive-axis-y-inverted").nodeValue().toInt());
-                    }
-
-                    gitem = txt;
-                } else if (items.item(i).attributes().namedItem("type").nodeValue() == "QGraphicsRectItem") {
-                    QString rect = items.item(i).namedItem("content").attributes().namedItem("rect").nodeValue();
-                    QString br_str = items.item(i).namedItem("content").attributes().namedItem("brushcolor").nodeValue();
-                    QString pen_str = items.item(i).namedItem("content").attributes().namedItem("pencolor").nodeValue();
-                    double penwidth = items.item(i).namedItem("content").attributes().namedItem("penwidth").nodeValue().toDouble();
-                    QGraphicsRectItem *rec = m_scene->addRect(stringToRect(rect), QPen(QBrush(stringToColor(pen_str)), penwidth), QBrush(stringToColor(br_str)));
-                    gitem = rec;
-                } else if (items.item(i).attributes().namedItem("type").nodeValue() == "QGraphicsPixmapItem") {
-                    QString url = items.item(i).namedItem("content").attributes().namedItem("url").nodeValue();
-                    QPixmap pix(url);
-                    QGraphicsPixmapItem *rec = m_scene->addPixmap(pix);
-                    rec->setData(Qt::UserRole, url);
-                    gitem = rec;
-                } else if (items.item(i).attributes().namedItem("type").nodeValue() == "QGraphicsSvgItem") {
-                    QString url = items.item(i).namedItem("content").attributes().namedItem("url").nodeValue();
-                    //QGraphicsSvgItem *rec = new QGraphicsSvgItem(url);
-                    //m_scene->addItem(rec);
-                    //rec->setData(Qt::UserRole, url);
-                    //gitem = rec;
-                }
-            }
-            //pos and transform
-            if (gitem) {
-                QPointF p(items.item(i).namedItem("position").attributes().namedItem("x").nodeValue().toDouble(),
-                          items.item(i).namedItem("position").attributes().namedItem("y").nodeValue().toDouble());
-                gitem->setPos(p);
-                gitem->setTransform(stringToTransform(items.item(i).namedItem("position").firstChild().firstChild().nodeValue()));
-                int zValue = items.item(i).attributes().namedItem("z-index").nodeValue().toInt();
-                if (zValue > maxZValue) maxZValue = zValue;
-                gitem->setZValue(zValue);
-                //gitem->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
-            }
-            if (items.item(i).nodeName() == "background") {
-                QColor color = QColor(stringToColor(items.item(i).attributes().namedItem("color").nodeValue()));
-                //color.setAlpha(items.item(i).attributes().namedItem("alpha").nodeValue().toInt());
-                QList<QGraphicsItem *> items = m_scene->items();
-                for (int i = 0; i < items.size(); i++) {
-                    if (items.at(i)->zValue() == -1100) {
-                        ((QGraphicsRectItem *)items.at(i))->setBrush(QBrush(color));
-                        break;
-                    }
-                }
-            } else if (items.item(i).nodeName() == "startviewport" && startv) {
-		    QString rect = items.item(i).attributes().namedItem("rect").nodeValue();
-                    startv->setPolygon(stringToRect(rect));
-                } else if (items.item(i).nodeName() == "endviewport" && endv) {
-		    QString rect = items.item(i).attributes().namedItem("rect").nodeValue();
-                    endv->setPolygon(stringToRect(rect));
-                }
-        }
-    }
-    return maxZValue;
+	QStringList l = s.split( ',' );
+	if ( l.size() < 4 )
+		return QColor();
+	return QColor( l.at( 0 ).toInt(), l.at( 1 ).toInt(), l.at( 2 ).toInt(), l.at( 3 ).toInt() );
+	;
 }
-
-QString Title::colorToString(const QColor& c)
+QTransform stringToTransform( const QString& s )
 {
-    QString ret = "%1,%2,%3,%4";
-    ret = ret.arg(c.red()).arg(c.green()).arg(c.blue()).arg(c.alpha());
-    return ret;
+	QStringList l = s.split( ',' );
+	if ( l.size() < 9 )
+		return QTransform();
+	return QTransform(
+	           l.at( 0 ).toDouble(), l.at( 1 ).toDouble(), l.at( 2 ).toDouble(),
+	           l.at( 3 ).toDouble(), l.at( 4 ).toDouble(), l.at( 5 ).toDouble(),
+	           l.at( 6 ).toDouble(), l.at( 7 ).toDouble(), l.at( 8 ).toDouble()
+	       );
 }
 
-QString Title::rectFToString(const QRectF& c)
+static void qscene_delete( void *data )
 {
-    QString ret = "%1,%2,%3,%4";
-    ret = ret.arg(c.top()).arg(c.left()).arg(c.width()).arg(c.height());
-    return ret;
+	QGraphicsScene *scene = ( QGraphicsScene * )data;
+	if (scene) delete scene;
+	scene = NULL;
 }
 
-QRectF Title::stringToRect(const QString & s)
+
+void loadFromXml( mlt_producer producer, QGraphicsScene *scene, const char *templateXml, const char *templateText )
 {
+	scene->clear();
+	mlt_properties producer_props = MLT_PRODUCER_PROPERTIES( producer );
+	QDomDocument doc;
+	QString data = QString::fromUtf8(templateXml);
+	QString replacementText = QString::fromUtf8(templateText);
+	doc.setContent(data);
+	QDomElement title = doc.documentElement();
 
-    QStringList l = s.split(',');
-    if (l.size() < 4)
-        return QRectF();
-    return QRectF(l.at(0).toDouble(), l.at(1).toDouble(), l.at(2).toDouble(), l.at(3).toDouble()).normalized();
-}
+	// Check for invalid title
+	if ( title.isNull() || title.tagName() != "kdenlivetitle" ) return;
+	
+	// Check title locale
+	if ( title.hasAttribute( "LC_NUMERIC" ) ) {
+	    QString locale = title.attribute( "LC_NUMERIC" );
+	    QLocale::setDefault( locale );
+	}
+	
+        int originalWidth;
+        int originalHeight;
+	if ( title.hasAttribute("width") ) {
+            originalWidth = title.attribute("width").toInt();
+            originalHeight = title.attribute("height").toInt();
+            scene->setSceneRect(0, 0, originalWidth, originalHeight);
+        }
+        else {
+            originalWidth = scene->sceneRect().width();
+            originalHeight = scene->sceneRect().height();
+        }
+        if ( title.hasAttribute( "out" ) ) {
+            mlt_properties_set_position( producer_props, "_animation_out", title.attribute( "out" ).toDouble() );
+        }
+        else {
+            mlt_properties_set_position( producer_props, "_animation_out", mlt_producer_get_out( producer ) );
+        }
+        
+	mlt_properties_set_int( producer_props, "_original_width", originalWidth );
+	mlt_properties_set_int( producer_props, "_original_height", originalHeight );
 
-QColor Title::stringToColor(const QString & s)
-{
-    QStringList l = s.split(',');
-    if (l.size() < 4)
-        return QColor();
-    return QColor(l.at(0).toInt(), l.at(1).toInt(), l.at(2).toInt(), l.at(3).toInt());;
+	QDomNode node;
+	QDomNodeList items = title.elementsByTagName("item");
+        for ( int i = 0; i < items.count(); i++ )
+	{
+		QGraphicsItem *gitem = NULL;
+		node = items.item( i );
+		QDomNamedNodeMap nodeAttributes = node.attributes();
+		int zValue = nodeAttributes.namedItem( "z-index" ).nodeValue().toInt();
+		if ( zValue > -1000 )
+		{
+			if ( nodeAttributes.namedItem( "type" ).nodeValue() == "QGraphicsTextItem" )
+			{
+				QDomNamedNodeMap txtProperties = node.namedItem( "content" ).attributes();
+				QFont font( txtProperties.namedItem( "font" ).nodeValue() );
+				QDomNode propsNode = txtProperties.namedItem( "font-bold" );
+				if ( !propsNode.isNull() )
+				{
+					// Old: Bold/Not bold.
+					font.setBold( propsNode.nodeValue().toInt() );
+				}
+				else
+				{
+					// New: Font weight (QFont::)
+					font.setWeight( txtProperties.namedItem( "font-weight" ).nodeValue().toInt() );
+				}
+				font.setItalic( txtProperties.namedItem( "font-italic" ).nodeValue().toInt() );
+				font.setUnderline( txtProperties.namedItem( "font-underline" ).nodeValue().toInt() );
+				// Older Kdenlive version did not store pixel size but point size
+				if ( txtProperties.namedItem( "font-pixel-size" ).isNull() )
+				{
+					QFont f2;
+					f2.setPointSize( txtProperties.namedItem( "font-size" ).nodeValue().toInt() );
+					font.setPixelSize( QFontInfo( f2 ).pixelSize() );
+				}
+				else
+					font.setPixelSize( txtProperties.namedItem( "font-pixel-size" ).nodeValue().toInt() );
+				QColor col( stringToColor( txtProperties.namedItem( "font-color" ).nodeValue() ) );
+				QString text = node.namedItem( "content" ).firstChild().nodeValue();
+				if ( !replacementText.isEmpty() )
+				{
+					text = text.replace( "%s", replacementText );
+				}
+				QGraphicsTextItem *txt = scene->addText(text, font);
+				if (txtProperties.namedItem("font-outline").nodeValue().toDouble()>0.0){
+					QTextDocument *doc = txt->document();
+					// Make sure some that the text item does not request refresh by itself
+					doc->blockSignals(true);
+					QTextCursor cursor(doc);
+					cursor.select(QTextCursor::Document);
+					QTextCharFormat format;
+					format.setTextOutline(
+							QPen(QColor( stringToColor( txtProperties.namedItem( "font-outline-color" ).nodeValue() ) ),
+							txtProperties.namedItem("font-outline").nodeValue().toDouble(),
+							Qt::SolidLine,Qt::RoundCap,Qt::RoundJoin)
+					);
+					format.setForeground(QBrush(col));
+
+					cursor.mergeCharFormat(format);
+				} else {
+					txt->setDefaultTextColor( col );
+				}
+				
+				// Effects
+				if (!txtProperties.namedItem( "typewriter" ).isNull()) {
+					// typewriter effect
+					mlt_properties_set_int( producer_props, "_animated", 1 );
+					QStringList effetData = QStringList() << "typewriter" << text << txtProperties.namedItem( "typewriter" ).nodeValue();
+					txt->setData(0, effetData);
+					if ( !txtProperties.namedItem( "textwidth" ).isNull() )
+						txt->setData( 1, txtProperties.namedItem( "textwidth" ).nodeValue() );
+				}
+				
+				if ( txtProperties.namedItem( "alignment" ).isNull() == false )
+				{
+					txt->setTextWidth( txt->boundingRect().width() );
+					QTextOption opt = txt->document()->defaultTextOption ();
+					opt.setAlignment(( Qt::Alignment ) txtProperties.namedItem( "alignment" ).nodeValue().toInt() );
+					txt->document()->setDefaultTextOption (opt);
+				}
+					if ( !txtProperties.namedItem( "kdenlive-axis-x-inverted" ).isNull() )
+				{
+					//txt->setData(OriginXLeft, txtProperties.namedItem("kdenlive-axis-x-inverted").nodeValue().toInt());
+				}
+				if ( !txtProperties.namedItem( "kdenlive-axis-y-inverted" ).isNull() )
+				{
+					//txt->setData(OriginYTop, txtProperties.namedItem("kdenlive-axis-y-inverted").nodeValue().toInt());
+				}
+					gitem = txt;
+			}
+			else if ( nodeAttributes.namedItem( "type" ).nodeValue() == "QGraphicsRectItem" )
+			{
+				QString rect = node.namedItem( "content" ).attributes().namedItem( "rect" ).nodeValue();
+				QString br_str = node.namedItem( "content" ).attributes().namedItem( "brushcolor" ).nodeValue();
+				QString pen_str = node.namedItem( "content" ).attributes().namedItem( "pencolor" ).nodeValue();
+				double penwidth = node.namedItem( "content" ).attributes().namedItem( "penwidth") .nodeValue().toDouble();
+				QGraphicsRectItem *rec = scene->addRect( stringToRect( rect ), QPen( QBrush( stringToColor( pen_str ) ), penwidth, Qt::SolidLine, Qt::SquareCap, Qt::RoundJoin ), QBrush( stringToColor( br_str ) ) );
+				gitem = rec;
+			}
+			else if ( nodeAttributes.namedItem( "type" ).nodeValue() == "QGraphicsPixmapItem" )
+			{
+				const QString url = node.namedItem( "content" ).attributes().namedItem( "url" ).nodeValue();
+				const QString base64 = items.item(i).namedItem("content").attributes().namedItem("base64").nodeValue();
+				QImage img;
+				if (base64.isEmpty()){
+					img.load(url);
+				}else{
+					img.loadFromData(QByteArray::fromBase64(base64.toLatin1()));
+				}
+				ImageItem *rec = new ImageItem(img);
+				scene->addItem( rec );
+				gitem = rec;
+			}
+			else if ( nodeAttributes.namedItem( "type" ).nodeValue() == "QGraphicsSvgItem" )
+			{
+				QString url = items.item(i).namedItem("content").attributes().namedItem("url").nodeValue();
+				QString base64 = items.item(i).namedItem("content").attributes().namedItem("base64").nodeValue();
+				QGraphicsSvgItem *rec = NULL;
+				if (base64.isEmpty()){
+					rec = new QGraphicsSvgItem(url);
+				}else{
+					rec = new QGraphicsSvgItem();
+					QSvgRenderer *renderer= new QSvgRenderer(QByteArray::fromBase64(base64.toLatin1()), rec );
+					rec->setSharedRenderer(renderer);
+				}
+				if (rec){
+					scene->addItem(rec);
+					gitem = rec;
+				}
+			}
+		}
+		//pos and transform
+		if ( gitem )
+		{
+			QPointF p( node.namedItem( "position" ).attributes().namedItem( "x" ).nodeValue().toDouble(),
+			           node.namedItem( "position" ).attributes().namedItem( "y" ).nodeValue().toDouble() );
+			gitem->setPos( p );
+			gitem->setTransform( stringToTransform( node.namedItem( "position" ).firstChild().firstChild().nodeValue() ) );
+			int zValue = nodeAttributes.namedItem( "z-index" ).nodeValue().toInt();
+			gitem->setZValue( zValue );
+
+#if QT_VERSION >= 0x040600
+			// effects
+			QDomNode eff = items.item(i).namedItem("effect");
+			if (!eff.isNull()) {
+				QDomElement e = eff.toElement();
+				if (e.attribute("type") == "blur") {
+					QGraphicsBlurEffect *blur = new QGraphicsBlurEffect();
+					blur->setBlurRadius(e.attribute("blurradius").toInt());
+					gitem->setGraphicsEffect(blur);
+				}
+				else if (e.attribute("type") == "shadow") {
+					QGraphicsDropShadowEffect *shadow = new QGraphicsDropShadowEffect();
+					shadow->setBlurRadius(e.attribute("blurradius").toInt());
+					shadow->setOffset(e.attribute("xoffset").toInt(), e.attribute("yoffset").toInt());
+					gitem->setGraphicsEffect(shadow);
+				}
+			}
+#endif
+		}
+	}
+
+	QDomNode n = title.firstChildElement("background");
+	if (!n.isNull()) {
+		QColor color = QColor( stringToColor( n.attributes().namedItem( "color" ).nodeValue() ) );
+                if (color.alpha() > 0) {
+                        QGraphicsRectItem *rec = scene->addRect(0, 0, scene->width(), scene->height() , QPen( Qt::NoPen ), QBrush( color ) );
+                        rec->setZValue(-1100);
+                }
+	  
+	}
+
+	QString startRect;
+	n = title.firstChildElement( "startviewport" );
+        // Check if node exists, if it has an x attribute, it is an old version title, don't use viewport
+	if (!n.isNull() && !n.toElement().hasAttribute("x"))
+	{
+		startRect = n.attributes().namedItem( "rect" ).nodeValue();
+	}
+	n = title.firstChildElement( "endviewport" );
+        // Check if node exists, if it has an x attribute, it is an old version title, don't use viewport
+	if (!n.isNull() && !n.toElement().hasAttribute("x"))
+	{
+		QString rect = n.attributes().namedItem( "rect" ).nodeValue();
+		if (startRect != rect)
+			mlt_properties_set( producer_props, "_endrect", rect.toUtf8().data() );
+	}
+	if (!startRect.isEmpty()) {
+	  	mlt_properties_set( producer_props, "_startrect", startRect.toUtf8().data() );
+	}
+	return;
 }
-QTransform Title::stringToTransform(const QString& s)
+
+
+void drawKdenliveTitle( producer_ktitle self, mlt_frame frame, int width, int height, double position, int force_refresh )
 {
-    QStringList l = s.split(',');
-    if (l.size() < 9)
-        return QTransform();
-    return QTransform(
-               l.at(0).toDouble(), l.at(1).toDouble(), l.at(2).toDouble(),
-               l.at(3).toDouble(), l.at(4).toDouble(), l.at(5).toDouble(),
-               l.at(6).toDouble(), l.at(7).toDouble(), l.at(8).toDouble()
-           );
+  	// Obtain the producer 
+	mlt_producer producer = &self->parent;
+	mlt_profile profile = mlt_service_profile ( MLT_PRODUCER_SERVICE( producer ) ) ;
+	mlt_properties producer_props = MLT_PRODUCER_PROPERTIES( producer );
+
+	// Obtain properties of frame
+	mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
+        
+        pthread_mutex_lock( &self->mutex );
+	
+	// Check if user wants us to reload the image
+	if ( mlt_properties_get( producer_props, "_animated" ) != NULL || force_refresh == 1 || width != self->current_width || height != self->current_height || mlt_properties_get( producer_props, "_endrect" ) != NULL )
+	{
+		//mlt_cache_item_close( self->image_cache );
+		self->current_image = NULL;
+		mlt_properties_set_data( producer_props, "cached_image", NULL, 0, NULL, NULL );
+		mlt_properties_set_int( producer_props, "force_reload", 0 );
+	}
+	
+	if (self->current_image == NULL) {
+		// restore QGraphicsScene
+		QGraphicsScene *scene = static_cast<QGraphicsScene *> (mlt_properties_get_data( producer_props, "qscene", NULL ));
+
+		if ( force_refresh == 1 && scene )
+		{
+			scene = NULL;
+			mlt_properties_set_data( producer_props, "qscene", NULL, 0, NULL, NULL );
+		}
+
+		if ( scene == NULL )
+		{
+			int argc = 1;
+			char* argv[1];
+			argv[0] = (char*) "xxx";
+			
+			// Warning: all Qt graphic objects (QRect, ...) must be initialized AFTER 
+			// the QApplication is created, otherwise their will be NULL
+			
+			if ( app == NULL ) {
+				if ( qApp ) {
+					app = qApp;
+				}
+				else {
+#ifdef linux
+					if ( getenv("DISPLAY") == 0 )
+					{
+						mlt_log_panic( MLT_PRODUCER_SERVICE( producer ), "Error, cannot render titles without an X11 environment.\nPlease either run melt from an X session or use a fake X server like xvfb:\nxvfb-run -a melt (...)\n" );
+						pthread_mutex_unlock( &self->mutex );
+						return;
+					}
+#endif
+					app = new QApplication( argc, argv );				
+					const char *localename = mlt_properties_get_lcnumeric( MLT_SERVICE_PROPERTIES( MLT_PRODUCER_SERVICE( producer ) ) );
+					QLocale::setDefault( QLocale( localename ) );
+				}
+				qRegisterMetaType<QTextCursor>( "QTextCursor" );
+			}
+			scene = new QGraphicsScene();
+			scene->setItemIndexMethod( QGraphicsScene::NoIndex );
+                        scene->setSceneRect(0, 0, mlt_properties_get_int( properties, "width" ), mlt_properties_get_int( properties, "height" ));
+			if ( mlt_properties_get( producer_props, "resource" ) && mlt_properties_get( producer_props, "resource" )[0] != '\0' )
+			{
+				// The title has a resource property, so we read all properties from the resource.
+				// Do not serialize the xmldata
+				loadFromXml( producer, scene, mlt_properties_get( producer_props, "_xmldata" ), mlt_properties_get( producer_props, "templatetext" ) );
+			}
+			else
+			{
+				// The title has no resource, all data should be serialized
+				loadFromXml( producer, scene, mlt_properties_get( producer_props, "xmldata" ), mlt_properties_get( producer_props, "templatetext" ) );
+			  
+			}
+			mlt_properties_set_data( producer_props, "qscene", scene, 0, ( mlt_destructor )qscene_delete, NULL );
+		}
+                
+                QRectF start = stringToRect( QString( mlt_properties_get( producer_props, "_startrect" ) ) );
+                QRectF end = stringToRect( QString( mlt_properties_get( producer_props, "_endrect" ) ) );
+	
+		int originalWidth = mlt_properties_get_int( producer_props, "_original_width" );
+		int originalHeight= mlt_properties_get_int( producer_props, "_original_height" );
+		const QRectF source( 0, 0, width, height );
+		if (start.isNull()) {
+		    start = QRectF( 0, 0, originalWidth, originalHeight );
+		}
+
+		// Effects
+		QList <QGraphicsItem *> items = scene->items();
+		QGraphicsTextItem *titem = NULL;
+		for (int i = 0; i < items.count(); i++) {
+		    titem = static_cast <QGraphicsTextItem*> ( items.at( i ) );
+		    if (titem && !titem->data( 0 ).isNull()) {
+			    QStringList params = titem->data( 0 ).toStringList();
+			    if (params.at( 0 ) == "typewriter" ) {
+				    // typewriter effect has 2 param values:
+				    // the keystroke delay and a start offset, both in frames
+				    QStringList values = params.at( 2 ).split( ";" );
+				    int interval = qMax( 0, ( ( int ) position - values.at( 1 ).toInt()) / values.at( 0 ).toInt() );
+				    QTextCursor cursor = titem->textCursor();
+				    cursor.movePosition(QTextCursor::EndOfBlock);
+				    // get the font format
+				    QTextCharFormat format = cursor.charFormat();
+				    cursor.select(QTextCursor::Document);
+				    QString txt = params.at( 1 ).left( interval );
+				    // If the string to insert is empty, insert a space / linebreak so that we don't loose
+				    // formatting infos for the next iterations
+				    int lines = params.at( 1 ).count( '\n' );
+				    QString empty = " ";
+				    for (int i = 0; i < lines; i++)
+					    empty.append( "\n " );
+				    cursor.insertText( txt.isEmpty() ? empty : txt, format );
+				    if ( !titem->data( 1 ).isNull() )
+					  titem->setTextWidth( titem->data( 1 ).toDouble() );
+			    }
+		    }
+		}
+
+		//must be extracted from kdenlive title
+		QImage img( width, height, QImage::Format_ARGB32 );
+		img.fill( 0 );
+		QPainter p1;
+		p1.begin( &img );
+		p1.setRenderHints( QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::HighQualityAntialiasing );
+		//| QPainter::SmoothPixmapTransform );
+                mlt_position anim_out = mlt_properties_get_position( producer_props, "_animation_out" );
+
+		if (end.isNull())
+		{
+			scene->render( &p1, source, start, Qt::IgnoreAspectRatio );
+		}
+		else if ( position > anim_out ) {
+                        scene->render( &p1, source, end, Qt::IgnoreAspectRatio );
+                }
+		else {
+                        double percentage = 0;
+			if ( position && anim_out )
+				percentage = position / anim_out;
+			QPointF topleft = start.topLeft() + ( end.topLeft() - start.topLeft() ) * percentage;
+			QPointF bottomRight = start.bottomRight() + ( end.bottomRight() - start.bottomRight() ) * percentage;
+			const QRectF r1( topleft, bottomRight );
+			scene->render( &p1, source, r1, Qt::IgnoreAspectRatio );
+			if ( profile && !profile->progressive ){
+				int line=0;
+				double percentage_next_filed	= ( position + 0.5 ) / anim_out;
+				QPointF topleft_next_field = start.topLeft() + ( end.topLeft() - start.topLeft() ) * percentage_next_filed;
+				QPointF bottomRight_next_field = start.bottomRight() + ( end.bottomRight() - start.bottomRight() ) * percentage_next_filed;
+				const QRectF r2( topleft_next_field, bottomRight_next_field );
+				QImage img1( width, height, QImage::Format_ARGB32 );
+				img1.fill( 0 );
+				QPainter p2;
+				p2.begin(&img1);
+				p2.setRenderHints( QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::HighQualityAntialiasing );
+				scene->render(&p2,source,r2,  Qt::IgnoreAspectRatio );
+				p2.end();
+				int next_field_line = (  mlt_properties_get_int( producer_props, "top_field_first" ) ? 1 : 0 );
+				for (line = next_field_line ;line<height;line+=2){
+						memcpy(img.scanLine(line),img1.scanLine(line),img.bytesPerLine());
+				}
+
+			}
+		}
+		p1.end();
+
+		int size = width * height * 4;
+		uint8_t *pointer=img.bits();
+		QRgb* src = ( QRgb* ) pointer;
+		self->current_image = ( uint8_t * )mlt_pool_alloc( size );
+		uint8_t *dst = self->current_image;
+	
+		for ( int i = 0; i < width * height * 4; i += 4 )
+		{
+			*dst++=qRed( *src );
+			*dst++=qGreen( *src );
+			*dst++=qBlue( *src );
+			*dst++=qAlpha( *src );
+			src++;
+		}
+
+		mlt_properties_set_data( producer_props, "cached_image", self->current_image, size, mlt_pool_release, NULL );
+		self->current_width = width;
+		self->current_height = height;
+	}
+
+	pthread_mutex_unlock( &self->mutex );
+	mlt_properties_set_int( properties, "width", self->current_width );
+	mlt_properties_set_int( properties, "height", self->current_height );
 }
+
+