// QC:G
GraphicalEffects Factory::loadEffects(TiXmlElement *xmlData) {
GraphicalEffects effects;
const char* aVal;
bool b;
int i;
coord c;
Rect r;
Point p;
if((aVal=xmlData->Attribute("effects"))) {
effects.setEffects(aVal);
}
if(stringToPoint(xmlData->Attribute("scale"), p))
effects.setScale(p);
if(stringToPoint(xmlData->Attribute("sectionPointStart"), p))
effects.setSectionPointStart(p);
if(stringToPoint(xmlData->Attribute("sectionWidthHeight"), p))
effects.setSectionWidthHeight(p);
if(stringToRect(xmlData->Attribute("section"), r))
effects.setSection(r);
if(stringToCoord(xmlData->Attribute("rotation"), &c))
effects.setRotation(c);
if(stringToInt(xmlData->Attribute("opacity"), &i))
effects.setOpacity(i);
if(stringToInt(xmlData->Attribute("redFilter"), &i))
effects.setIntegerEffect("RFIL", i);
if(stringToInt(xmlData->Attribute("greenFilter"), &i))
effects.setIntegerEffect("GFIL", i);
if(stringToInt(xmlData->Attribute("blueFilter"), &i))
effects.setIntegerEffect("BFIL", i);
effects.setBlendMode(xmlData->Attribute("blend"));
if(stringToBool(xmlData->Attribute("renderCache"), &b))
effects.setRenderCache(b);
if((aVal=xmlData->Attribute("preProcess"))) {
effects.setPreProcess(aVal, NULL);
}
if((aVal=xmlData->Attribute("postProcess"))) {
effects.setPostProcess(aVal, NULL);
}
return effects;
}
bool string2Region(const wchar_t* _str , xuiRegion& region)
{
static std::wstring str;
str=L"";
static std::wstring typeStr;
typeStr = L"";
int i = 0;
for(i = 0 ; i < (int)wcslen(_str) ; i ++)
{
if(_str[i] == '[')
{
break;
}
if( _str[i] != ' ' && _str[i] != '\t')
{
typeStr.push_back(_str[i]);
}
}
for(; i < (int)wcslen(_str) ; i ++)
{
if(_str[i] != ' ' && _str[i] != '\t')
{
str.push_back(_str[i]);
}
}
if(typeStr == L"rect" || typeStr == L"RECT" || typeStr == L"Rect")
{
stringToRect(str.c_str() , region.Rect2D() );
region._type = xuiRegion::eRT_Rect;
}
else if(typeStr == L"DELTA" || typeStr == L"delta" || typeStr == L"Delta")
{
float x , y , w , h;
swscanf(str.c_str(),L"[%f,%f,%f,%f]",&x,&y,&w,&h);
region.Rect2D().x += x;
region.Rect2D().y += y;
region.Rect2D().w += (w - x) ;
region.Rect2D().h += (h - y) ;
}
return true;
}
QVariant RectEdit::editValue(bool& ok)
{
return stringToRect(lineEdit->text(), ok);
}
void drawKdenliveTitle( producer_ktitle self, mlt_frame frame, int width, int height, double position, int force_refresh )
{
// 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 );
}
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();
// 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 );
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.toAscii()));
}
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.toAscii()), 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;
}
