Library: Save media list from Library class & ensure they are saved with their workspace path

src/Library/Library.cpp

@@ -94,7 +94,11 @@ Library::save( QXmlStreamWriter& project )
     project.writeStartElement( "medias" );
     while ( it != end )
     {
-        it.value()->getMedia()->save( project );
+        Q_ASSERT( (*it)->isRootClip() == true );
+        const Media* m = (*it)->getMedia();
+        project.writeStartElement( "media" );
+        project.writeAttribute( "mrl", m_workspace->toWorkspacePath( m ) );
+        project.writeEndElement();
         ++it;
     }
     project.writeEndElement();

src/Media/Media.cpp

@@ -111,14 +111,6 @@ Media::source() const
     return m_source;
 }
 
-void
-Media::save( QXmlStreamWriter& project )
-{
-    project.writeStartElement( "media" );
-    project.writeAttribute( "mrl", m_fileInfo->absoluteFilePath() );
-    project.writeEndElement();
-}
-
 void
 Media::setBaseClip( Clip *clip )
 {

src/Media/Media.h

@@ -95,8 +95,6 @@ public:
     const Clip*                 baseClip() const { return m_baseClip; }
     void                        setBaseClip( Clip* clip );
 
-    void                        save( QXmlStreamWriter& project );
-
     void                        onMetaDataComputed();
 
     // This has to be called from the GUI thread.