diff --git a/include/osgPresentation/SlideShowConstructor b/include/osgPresentation/SlideShowConstructor
index 240eca070..8e080f644 100644
--- a/include/osgPresentation/SlideShowConstructor
+++ b/include/osgPresentation/SlideShowConstructor
@@ -222,10 +222,10 @@ public:
 
     struct ModelData
     {
-        ModelData():
-            effect("") {}
+        ModelData() {}
             
         std::string effect;
+        std::string options;
     };
 
     struct ImageData
@@ -239,7 +239,8 @@ public:
             loopingMode(osg::ImageStream::NO_LOOPING),
             page(-1),
             backgroundColor(1.0f,1.0f,1.0f,1.0f) {}
-            
+
+        std::string                     options;
         float                           width;
         float                           height;
         osg::Vec4                       region;
@@ -274,6 +275,7 @@ public:
             region[3] = region[4] = region[5] = 1.0f;
         }
 
+        std::string                             options;
         ShadingModel                            shadingModel;
         osg::ref_ptr<osg::TransferFunction1D>   transferFunction;
         bool                                    useTabbedDragger;
@@ -393,7 +395,7 @@ public:
 
     void addStereoImagePair(const std::string& filenameLeft, const ImageData& imageDataLeft, const std::string& filenameRight,const ImageData& imageDataRight, const PositionData& positionData);
 
-    void addGraph(const std::string& filename,const std::string& options,const PositionData& positionData, const ImageData& imageData);
+    void addGraph(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
     void addVNC(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const std::string& password);
     void addBrowser(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
     void addPDF(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
diff --git a/src/osgPlugins/p3d/ReaderWriterP3D.cpp b/src/osgPlugins/p3d/ReaderWriterP3D.cpp
index f4fb7e461..3665f474f 100644
--- a/src/osgPlugins/p3d/ReaderWriterP3D.cpp
+++ b/src/osgPlugins/p3d/ReaderWriterP3D.cpp
@@ -798,6 +798,12 @@ bool ReaderWriterP3DXML::getProperties(osgDB::XmlNode*cur, osgPresentation::Slid
         OSG_NOTIFY(_notifyLevel)<<"read effect \""<<value.effect<<"\""<<std::endl;
     }
 
+    if (getProperty(cur, "options", value.options))
+    {
+        propertiesRead = true;
+        OSG_NOTIFY(_notifyLevel)<<"read options \""<<value.options<<"\""<<std::endl;
+    }
+
     return propertiesRead;
 }
 
@@ -813,6 +819,12 @@ bool ReaderWriterP3DXML::getProperties(osgDB::XmlNode*cur, osgPresentation::Slid
         OSG_NOTIFY(_notifyLevel)<<"read page \""<<value.page<<"\""<<std::endl;
     }
 
+    if (getProperty(cur, "options", value.options))
+    {
+        propertiesRead = true;
+        OSG_NOTIFY(_notifyLevel)<<"read options \""<<value.options<<"\""<<std::endl;
+    }
+
     osg::Vec4 bgColour;
     if (getProperty(cur, "background", value.backgroundColor))
     {
@@ -1018,6 +1030,8 @@ void ReaderWriterP3DXML::parseVolume(osgPresentation::SlideShowConstructor& cons
         volumeData.transferFunction = readTransferFunctionFile(transferFunctionFile, 1.0/255.0);
     }
 
+    if (getProperty(cur, "options", volumeData.options)) {}
+    
     // check for draggers required
     std::string dragger;
     if (getProperty(cur, "dragger", dragger))
@@ -1301,7 +1315,7 @@ void ReaderWriterP3DXML::parseLayer(osgPresentation::SlideShowConstructor& const
             std::string options;
             getProperty(cur, "options", options);
 
-            constructor.addGraph(cur->getTrimmedContents(), options,
+            constructor.addGraph(cur->getTrimmedContents(), 
                                  positionRead ? positionData : constructor.getImagePositionData(),
                                  imageData);
         }
diff --git a/src/osgPlugins/vnc/ReaderWriterVNC.cpp b/src/osgPlugins/vnc/ReaderWriterVNC.cpp
index 581d20bd1..7303f6e30 100644
--- a/src/osgPlugins/vnc/ReaderWriterVNC.cpp
+++ b/src/osgPlugins/vnc/ReaderWriterVNC.cpp
@@ -52,8 +52,10 @@ class LibVncImage : public osgWidget::VncImage
         static void passwordCheck(rfbClient* client,const char* encryptedPassWord,int len);
         static char* getPassword(rfbClient* client);
 
+        std::string                 _optionString;
         std::string                 _username;
         std::string                 _password;
+        
         double                      _timeOfLastUpdate;
         double                      _timeOfLastRender;
 
@@ -277,7 +279,7 @@ void LibVncImage::close()
 
 rfbBool LibVncImage::resizeImage(rfbClient* client) 
 {
-    osg::Image* image = (osg::Image*)(rfbClientGetClientData(client, 0));
+    LibVncImage* image = (LibVncImage*)(rfbClientGetClientData(client, 0));
     
     int width = client->width;
     int height = client->height;
@@ -286,15 +288,23 @@ rfbBool LibVncImage::resizeImage(rfbClient* client)
     OSG_NOTICE<<"resize "<<width<<", "<<height<<", "<<depth<<" image = "<<image<<std::endl;
     PrintPixelFormat(&(client->format));
 
-#ifdef __APPLE__
-    // feedback is that Mac's have an endian swap even though the PixelFormat results see under OSX are identical.
-    bool swap = true;
-#else
     bool swap = client->format.redShift!=0;
-#endif
 
+    if (!image->_optionString.empty())
+    {
+        if (image->_optionString.find("swap")!=std::string::npos) swap = true;
+    }
+    
     GLenum gl_pixelFormat = swap ? GL_BGRA : GL_RGBA;
 
+    if (!image->_optionString.empty())
+    {
+        if (image->_optionString.find("RGB")!=std::string::npos) gl_pixelFormat = GL_RGBA;
+        if (image->_optionString.find("RGBA")!=std::string::npos) gl_pixelFormat = GL_RGBA;
+        if (image->_optionString.find("BGR")!=std::string::npos) gl_pixelFormat = GL_BGRA;
+        if (image->_optionString.find("BGRA")!=std::string::npos) gl_pixelFormat = GL_BGRA;
+    }
+
     image->allocateImage(width, height, 1, gl_pixelFormat, GL_UNSIGNED_BYTE);
     image->setInternalTextureFormat(GL_RGBA);
 
@@ -393,6 +403,11 @@ class ReaderWriterVNC : public osgDB::ReaderWriter
                 image->_password = details->password;
             }
 
+            if (options && !options->getOptionString().empty())
+            {
+                image->_optionString = options->getOptionString();
+            }
+
             if (!image->connect(hostname))
             {
                 return "Could not connect to "+hostname;
diff --git a/src/osgPresentation/SlideShowConstructor.cpp b/src/osgPresentation/SlideShowConstructor.cpp
index 4e74be52b..59943247d 100644
--- a/src/osgPresentation/SlideShowConstructor.cpp
+++ b/src/osgPresentation/SlideShowConstructor.cpp
@@ -879,7 +879,14 @@ void SlideShowConstructor::addImage(const std::string& filename, const PositionD
 {
     if (!_currentLayer) addLayer();
 
-    osg::Image* image = osgDB::readImageFile(filename, _options.get());
+    osg::ref_ptr<osgDB::Options> options = _options;
+    if (!imageData.options.empty())
+    {
+        options = _options->cloneOptions();
+        options->setOptionString(imageData.options);
+    }
+
+    osg::Image* image = osgDB::readImageFile(filename, options.get());
 
     if (image) recordOptionsFilePath(_options.get());
 
@@ -1016,12 +1023,25 @@ void SlideShowConstructor::addStereoImagePair(const std::string& filenameLeft, c
 {
     if (!_currentLayer) addLayer();
 
+    osg::ref_ptr<osgDB::Options> optionsLeft = _options;
+    if (!imageDataLeft.options.empty())
+    {
+        optionsLeft = _options->cloneOptions();
+        optionsLeft->setOptionString(imageDataLeft.options);
+    }
 
-    osg::ref_ptr<osg::Image> imageLeft = osgDB::readImageFile(filenameLeft, _options.get());
-    if (imageLeft.valid()) recordOptionsFilePath(_options.get());
+    osg::ref_ptr<osgDB::Options> optionsRight = _options;
+    if (!imageDataRight.options.empty())
+    {
+        optionsRight = _options->cloneOptions();
+        optionsRight->setOptionString(imageDataRight.options);
+    }
 
-    osg::ref_ptr<osg::Image> imageRight = (filenameRight==filenameLeft) ? imageLeft.get() : osgDB::readImageFile(filenameRight, _options.get());
-    if (imageRight.valid()) recordOptionsFilePath(_options.get());
+    osg::ref_ptr<osg::Image> imageLeft = osgDB::readImageFile(filenameLeft, optionsLeft.get());
+    if (imageLeft.valid()) recordOptionsFilePath(optionsLeft.get());
+
+    osg::ref_ptr<osg::Image> imageRight = (filenameRight==filenameLeft) ? imageLeft.get() : osgDB::readImageFile(filenameRight, optionsRight.get());
+    if (imageRight.valid()) recordOptionsFilePath(optionsRight.get());
 
     if (!imageLeft && !imageRight) return;
 
@@ -1209,7 +1229,7 @@ void SlideShowConstructor::addStereoImagePair(const std::string& filenameLeft, c
     _currentLayer->addChild(subgraph);
 }
 
-void SlideShowConstructor::addGraph(const std::string& contents,const std::string& options,const PositionData& positionData, const ImageData& imageData)
+void SlideShowConstructor::addGraph(const std::string& contents, const PositionData& positionData, const ImageData& imageData)
 {
     static int s_count=0;
 
@@ -1247,9 +1267,9 @@ void SlideShowConstructor::addGraph(const std::string& contents,const std::strin
         dotFileName = tmpDirectory+osgDB::getStrippedName(filename)+std::string(".dot");
 
         osg::ref_ptr<osgDB::Options> opts = _options.valid() ? _options->cloneOptions() : (new osgDB::Options);
-        if (!options.empty())
+        if (!imageData.options.empty())
         {
-            opts->setOptionString(options);
+            opts->setOptionString(imageData.options);
         }
         opts->setObjectCacheHint(osgDB::Options::CACHE_NONE);
 
@@ -1327,7 +1347,14 @@ osg::Image* SlideShowConstructor::addInteractiveImage(const std::string& filenam
 {
     if (!_currentLayer) addLayer();
 
-    osg::Image* image = osgDB::readImageFile(filename, _options.get());
+    osg::ref_ptr<osgDB::Options> options = _options;
+    if (!imageData.options.empty())
+    {
+        options = _options->cloneOptions();
+        options->setOptionString(imageData.options);
+    }
+
+    osg::Image* image = osgDB::readImageFile(filename, options.get());
     
     OSG_INFO<<"addInteractiveImage("<<filename<<") "<<image<<std::endl;
     
@@ -1491,6 +1518,13 @@ void SlideShowConstructor::addModel(const std::string& filename, const PositionD
 {
     OSG_INFO<<"SlideShowConstructor::addModel("<<filename<<")"<<std::endl;
 
+    osg::ref_ptr<osgDB::Options> options = _options;
+    if (!modelData.options.empty())
+    {
+        options = _options->cloneOptions();
+        options->setOptionString(modelData.options);
+    }
+
     osg::Node* subgraph = 0;
 
     if (filename=="sphere")
@@ -1509,8 +1543,8 @@ void SlideShowConstructor::addModel(const std::string& filename, const PositionD
     }
     else
     {
-        subgraph = osgDB::readNodeFile(filename, _options.get());
-        if (subgraph) recordOptionsFilePath(_options.get());
+        subgraph = osgDB::readNodeFile(filename, options.get());
+        if (subgraph) recordOptionsFilePath(options.get());
     }
     
     if (subgraph)
@@ -1763,6 +1797,13 @@ void SlideShowConstructor::addVolume(const std::string& filename, const Position
 
     PositionData positionData(in_positionData);
 
+    osg::ref_ptr<osgDB::Options> options = _options;
+    if (!volumeData.options.empty())
+    {
+        options = _options->cloneOptions();
+        options->setOptionString(volumeData.options);
+    }
+    
     std::string foundFile = filename;
     osg::ref_ptr<osg::Image> image;
     osg::ref_ptr<osgVolume::Volume> volume;
@@ -1784,7 +1825,7 @@ void SlideShowConstructor::addVolume(const std::string& filename, const Position
             itr != filenames.end();
             ++itr)
         {
-            osg::ref_ptr<osg::Image> loadedImage = osgDB::readImageFile(*itr);
+            osg::ref_ptr<osg::Image> loadedImage = osgDB::readImageFile(*itr, options.get());
             if (loadedImage.valid())
             {
                 images.push_back(loadedImage.get());
@@ -1804,7 +1845,7 @@ void SlideShowConstructor::addVolume(const std::string& filename, const Position
 
         if (fileType == osgDB::DIRECTORY)
         {
-            image = osgDB::readImageFile(foundFile+".dicom", _options.get());
+            image = osgDB::readImageFile(foundFile+".dicom", options.get());
         }
         else if (fileType == osgDB::REGULAR_FILE)
         {
@@ -1817,14 +1858,14 @@ void SlideShowConstructor::addVolume(const std::string& filename, const Position
             }
             else
             {
-                image = osgDB::readImageFile( foundFile, _options.get() );
+                image = osgDB::readImageFile( foundFile, options.get() );
             }
         }
         else
         {
             // not found image, so fallback to plguins/callbacks to find the model.
-            image = osgDB::readImageFile( filename, _options.get() );
-            if (image) recordOptionsFilePath(_options.get() );
+            image = osgDB::readImageFile( filename, options.get() );
+            if (image) recordOptionsFilePath(options.get() );
         }
     }