/*
* 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
* 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>
-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){
- QImage* ret=titleclass->drawKdenliveTitle(buffer,width,height,position);
- memcpy(buffer,ret->bits(),width*height*4);
- delete(ret);
- //return (uint8_t*)cpy;
+
+#include <QImage>
+#include <QPainter>
+#include <QDebug>
+#include <QApplication>
+#include <QMutex>
+#include <QGraphicsScene>
+#include <QGraphicsTextItem>
+#include <QGraphicsSvgItem>
+#include <QSvgRenderer>
+#include <QTextCursor>
+#include <QTextDocument>
+#include <QStyleOptionGraphicsItem>
+
+#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)));;
-}
-QImage* 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
-
- //qDebug() << width << height;
- QImage *img=new QImage(width,height,QImage::Format_ARGB32);
- //QImage img((uchar*)buffer,width,height,width*4,QImage::Format_ARGB32);
- //img->fill(Qt::transparent);
- //memset(buffer,127,width*height+4);
- 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();
- for (int i=0;i<width*height*4;i+=4){
- uint8_t v=i>11000 && i< 35000 ?255:0;
- uint8_t a=pointer[0],r=pointer[1],g=pointer[2],b=pointer[3];
- pointer[0]=g;//g
- pointer[1]=r;//r
- pointer[2]=b;//b
- pointer[3]=a;//a
- //qDebug() << a;
- pointer+=4;
- }
- img->save("test.png");
- return img;
- //qDebug() << img.hasAlphaChannel();
+
+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) {
- QPointF p(items.item(i).attributes().namedItem("x").nodeValue().toDouble(), items.item(i).attributes().namedItem("y").nodeValue().toDouble());
- double width = items.item(i).attributes().namedItem("size").nodeValue().toDouble();
- QRectF rect(-width, -width / aspect_ratio, width*2.0, width / aspect_ratio*2.0);
- kDebug() << width << rect;
- startv->setPolygon(rect);
- startv->setPos(p);
- } else if (items.item(i).nodeName() == "endviewport" && endv) {
- QPointF p(items.item(i).attributes().namedItem("x").nodeValue().toDouble(), items.item(i).attributes().namedItem("y").nodeValue().toDouble());
- double width = items.item(i).attributes().namedItem("size").nodeValue().toDouble();
- QRectF rect(-width, -width / aspect_ratio, width*2.0, width / aspect_ratio*2.0);
- kDebug() << width << rect;
- endv->setPolygon(rect);
- endv->setPos(p);
- }*/
- }
- }
- 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 );
}
+
+
projects / mlt / blobdiff