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modules/media/src/main/java/javafx/scene/media/MediaPlayer.java

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   1 /*
   2  * Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


2650                 if (listener != null) {
2651                     listener.spectrumDataUpdate(evt.getTimestamp(),
2652                             evt.getDuration(),
2653                             magnitudes = evt.getSource().getMagnitudes(magnitudes),
2654                             phases = evt.getSource().getPhases(phases));
2655                 }
2656             });
2657         }
2658     }
2659 
2660     private final Object renderLock = new Object();
2661     private VideoDataBuffer currentRenderFrame;
2662     private VideoDataBuffer nextRenderFrame;
2663 
2664     // NGMediaView will call this to get the frame to render
2665     /**
2666      * WARNING: You must call releaseFrame() on the returned frame when you are
2667      * finished with it or a massive memory leak will occur.
2668      *
2669      * @return the current frame to be used for rendering, or null if not in a render cycle
2670      * @treatAsPrivate implementation detail
2671      * @deprecated This is an internal API that is not intended for use and will be removed in the next version
2672      */
2673     @Deprecated
2674     public VideoDataBuffer impl_getLatestFrame() {
2675         synchronized (renderLock) {
2676             if (null != currentRenderFrame) {
2677                 currentRenderFrame.holdFrame();
2678             }
2679             return currentRenderFrame;
2680         }
2681     }
2682 
2683     private class RendererListener implements
2684             com.sun.media.jfxmedia.events.VideoRendererListener,
2685             TKPulseListener
2686     {
2687         boolean updateMediaViews;
2688 
2689         @Override
2690         public void videoFrameUpdated(NewFrameEvent nfe) {
2691             VideoDataBuffer vdb = nfe.getFrameData();
2692             if (null != vdb) {
2693 
2694                 Duration frameTS = new Duration(vdb.getTimestamp() * 1000);


   1 /*
   2  * Copyright (c) 2010, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


2650                 if (listener != null) {
2651                     listener.spectrumDataUpdate(evt.getTimestamp(),
2652                             evt.getDuration(),
2653                             magnitudes = evt.getSource().getMagnitudes(magnitudes),
2654                             phases = evt.getSource().getPhases(phases));
2655                 }
2656             });
2657         }
2658     }
2659 
2660     private final Object renderLock = new Object();
2661     private VideoDataBuffer currentRenderFrame;
2662     private VideoDataBuffer nextRenderFrame;
2663 
2664     // NGMediaView will call this to get the frame to render
2665     /**
2666      * WARNING: You must call releaseFrame() on the returned frame when you are
2667      * finished with it or a massive memory leak will occur.
2668      *
2669      * @return the current frame to be used for rendering, or null if not in a render cycle


2670      */
2671     VideoDataBuffer getLatestFrame() {

2672         synchronized (renderLock) {
2673             if (null != currentRenderFrame) {
2674                 currentRenderFrame.holdFrame();
2675             }
2676             return currentRenderFrame;
2677         }
2678     }
2679 
2680     private class RendererListener implements
2681             com.sun.media.jfxmedia.events.VideoRendererListener,
2682             TKPulseListener
2683     {
2684         boolean updateMediaViews;
2685 
2686         @Override
2687         public void videoFrameUpdated(NewFrameEvent nfe) {
2688             VideoDataBuffer vdb = nfe.getFrameData();
2689             if (null != vdb) {
2690 
2691                 Duration frameTS = new Duration(vdb.getTimestamp() * 1000);


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