Removed the default play() in the MPEG, QuickTime and Xine plugins, moving

it into the osgmovie application, and into readNodeFile method where
--movie is now available for detecting movie code.

src/osgPlugins/mpeg/ReaderWriterMPEG.cpp

@@ -30,7 +30,7 @@ class ReaderWriterMPEG : public osgDB::ReaderWriter
             if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
 
             osg::MpegImageStream* mpeg = new osg::MpegImageStream(fileName.c_str());
-            mpeg->play();
+            // mpeg->play();
             
             return mpeg;
         }

src/osgPlugins/quicktime/ReaderWriterQT.cpp

@@ -71,7 +71,7 @@ class ReaderWriterQT : public osgDB::ReaderWriter
                 // state on the ImageStream... will integrated as is right now
                 // to get things off the ground.
                 osg::QuicktimeImageStream* moov = new osg::QuicktimeImageStream(fileName);
-                moov->play();
+                // moov->play();
                 return moov;
             }
 

src/osgPlugins/xine/ReaderWriterXine.cpp

@@ -69,18 +69,24 @@ class XineImageStream : public osg::ImageStream
              
             _ready = false;
 
-            xine_play(_stream, 0, 0);
+            // play();
 
-            // imageStream->play();
-
-            while (!_ready)
-            {
-                osg::notify(osg::NOTICE)<<"waiting..."<<std::endl;
-                usleep(10000);
-            }
         }
 
-        virtual void play() { _status=PLAYING; }
+        virtual void play()
+        {
+            if (_status!=PLAYING)
+            {
+                osg::notify(osg::NOTICE)<<"XineImageStream::play()"<<std::endl;
+                xine_play(_stream, 0, 0);
+                while (!_ready)
+                {
+                    osg::notify(osg::NOTICE)<<"waiting..."<<std::endl;
+                    usleep(10000);
+                }
+            }
+            _status=PLAYING;
+        }
 
         virtual void pause() { _status=PAUSED; }