Replaced images by videos + implemented hack on update() / runVideo() to quickly test gstreamer (works!)

MainWindow.cpp

@@ -1087,7 +1087,7 @@ void MainWindow::addMappingItem(uint mappingId)
   // Add mapper.
   // XXX hardcoded for textures
   std::tr1::shared_ptr<TextureMapping> textureMapping;
-  if (paintType == "image")
+  if (paintType == "image" || paintType == "video")
   {
     textureMapping = std::tr1::static_pointer_cast<TextureMapping>(mapping);
     Q_CHECK_PTR(textureMapping);
@@ -1160,6 +1160,9 @@ void MainWindow::addMappingItem(uint mappingId)
   item->setSizeHint(QSize(item->sizeHint().width(), MainWindow::SHAPE_LIST_ITEM_HEIGHT));
   mappingList->insertItem(0, item);
   mappingList->setCurrentItem(item);
+
+  // Build mapping!
+  mapping->build();
 }
 
 void MainWindow::clearWindow()

Mapper.cpp

@@ -302,6 +302,7 @@ void TextureMapper::draw(QPainter* painter)
   Q_ASSERT( outputShape->nVertices() == outputShape->nVertices());
 
   // Project source texture and sent it to destination.
+  texture->update();
 
   glEnable (GL_TEXTURE_2D);
   glBindTexture(GL_TEXTURE_2D, texture->getTextureId());

Paint.cpp

@@ -75,6 +75,10 @@ int Video::getHeight() const
   return this->impl_->getHeight();
 }
 
+void Video::update() {
+  impl_->runVideo();
+}
+
 const uchar* Video::getBits() const
 {
   return this->impl_->getBits();

Paint.h

@@ -64,6 +64,9 @@ public:
 
   virtual void build() {}
 
+  /// This method should be called at each call of draw().
+  virtual void update() {}
+
   void setName(const QString& name) { _name = name; }
   QString getName() const { return _name; }
   uid getId() const { return _id; }
@@ -178,6 +181,7 @@ public:
     return uri;
   }
   virtual void build();
+  virtual void update();
   virtual QString getType() const
   {
     return "video";

VideoImpl.cpp

@@ -54,6 +54,7 @@ const uchar* VideoImpl::getBits() const
 
 void VideoImpl::build()
 {
+  qDebug() << "Building video impl" << endl;
   if (!loadMovie(_uri))
   {
     qDebug() << "Cannot load movie " << _currentMovie << "." << endl;
@@ -69,6 +70,8 @@ VideoImpl::~VideoImpl()
 
 bool VideoImpl::_videoPull()
 {
+  qDebug() << "video pull" << endl;
+
   GstBuffer *buffer;
 
   // Retrieve the buffer.
@@ -85,8 +88,8 @@ bool VideoImpl::_videoPull()
     GstCaps* caps = GST_BUFFER_CAPS(buffer);
     GstStructure *capsStruct = gst_caps_get_structure (caps, 0);
 
-    int width  = 320;
-    int height = 240;
+    int width  = 640;
+    int height = 480;
     int bpp    = 24;
     int depth  = 24;
 
@@ -170,7 +173,7 @@ _videoConvert(NULL),
 _videoColorSpace(NULL),
 _audioSink(NULL),
 _videoSink(NULL),
-_width(720),
+_width(640),
 _height(480),
 _data(NULL),
 //_audioBufferAdapter(NULL),

VideoImpl.h

@@ -93,7 +93,7 @@ public:
     {}
 
     bool isConnected() const {
-      return (audioIsConnected && videoIsConnected);
+      return (/*audioIsConnected && */videoIsConnected);
     }
   };