1 files changed, 509 insertions, 0 deletions
diff --git a/src/jogl/classes/com/sun/openmax/OMXInstance.java b/src/jogl/classes/com/sun/openmax/OMXInstance.java
new file mode 100644
index 000000000..2eff166d2
--- /dev/null
+++ b/src/jogl/classes/com/sun/openmax/OMXInstance.java
@@ -0,0 +1,509 @@
+
+package com.sun.openmax;
+
+import javax.media.opengl.*;
+import javax.media.opengl.glu.GLU;
+import com.sun.opengl.util.texture.*;
+
+import com.sun.opengl.impl.egl.EGL;
+import com.sun.opengl.impl.egl.EGLContext;
+import com.sun.opengl.impl.egl.EGLDrawable;
+import com.sun.opengl.impl.egl.EGLExt;
+
+import java.net.URL;
+import java.nio.ByteBuffer;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.util.*;
+
+public class OMXInstance {
+    private long moviePtr = 0;
+
+    protected String path   = null;
+    protected URL url   = null;
+    
+    // *** Texture impl
+    protected Texture texture = null; // holds the last fetched texture
+
+    protected float playSpeed = 1.0f;
+
+    /** 
+     * The following data is set by the setStream function,
+     * and may be set by the native OMX implementation,
+     * in case the stream attributes changes (see attributesUpdated)
+     */
+    protected int width = 0;
+    protected int height = 0;
+    protected int fps = 0; // frames per seconds
+    protected long bps = 0; // bits per seconds
+    protected long totalFrames = 0; // duration in frames
+    protected String acodec = null;
+    protected String vcodec = null;
+
+    /**
+     * Old stream values, before the last attributesUpdated)
+     */
+    protected int o_width = 0;
+    protected int o_height = 0;
+    protected int o_fps = 0; // frames per seconds
+    protected long o_bps = 0; // bits per seconds
+    protected long o_totalFrames = 0; // duration in frames
+    
+    static class EGLImageTexture {
+        public EGLImageTexture(com.sun.opengl.util.texture.Texture t, long i, long s) {
+            texture = t; image = i; sync = s;
+        }
+        public String toString() {
+            return "EGLImageTexture[" + texture + ", image " + image + ", sync "+sync+"]";
+        }
+        protected com.sun.opengl.util.texture.Texture texture;
+        protected long image;
+        protected long sync;
+    }
+    private EGLImageTexture[] eglImgTexs=null;
+    private HashMap eglImgTexsMap = new HashMap();
+    protected int textureNum;
+    
+    private EGLExt eglExt = null;
+    private long eglSurface = 0;
+    private long eglDisplay = 0;
+    private long eglContext = 0;
+    private int sWidth=0, sHeight=0;
+
+    private GL initGLData(GL gl) {
+        if(null==gl) {
+            throw new RuntimeException("No current GL");
+        }
+        EGLContext eglCtx = (EGLContext) gl.getContext();
+        if(null==eglCtx) {
+            throw new RuntimeException("No current EGL context");
+        }
+        EGLDrawable eglDrawable = (EGLDrawable) eglCtx.getGLDrawable();
+        if(null==eglDrawable) {
+            throw new RuntimeException("No valid drawable");
+        }
+        eglContext = eglCtx.getContext();
+        eglDisplay = eglDrawable.getDisplay();
+        eglSurface = eglDrawable.getSurface();
+        eglExt = eglCtx.getEGLExt();
+        if(null==eglExt) {
+            throw new RuntimeException("No valid EGLExt");
+        }
+
+        int iTmp[] = new int[1];
+        EGL.eglQuerySurface(eglDisplay, eglSurface, EGL.EGL_WIDTH, iTmp, 0);
+        sWidth=iTmp[0];
+        EGL.eglQuerySurface(eglDisplay, eglSurface, EGL.EGL_HEIGHT, iTmp, 0);
+        sHeight=iTmp[0];
+        System.out.println("surface size: "+width+"x"+height);
+        System.out.println(eglDrawable);
+        System.out.println(eglCtx);
+        System.out.println("EGL Extensions : "+EGL.eglQueryString(eglDisplay, EGL.EGL_EXTENSIONS));
+        System.out.println("EGL CLIENT APIs: "+EGL.eglQueryString(eglDisplay, EGL.EGL_CLIENT_APIS));
+        return gl;
+    }
+
+    public OMXInstance() {
+        moviePtr = _createInstance();
+        if(0==moviePtr) {
+            throw new GLException("Couldn't create OMXInstance");
+        }
+    }
+    native long _createInstance();
+
+    public synchronized void setStream(int textureNum, URL u) {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        this.textureNum=textureNum;
+        url = u;
+        if (url == null) {
+            System.out.println("setURL (null)");
+            stop();
+            return;
+        }
+        path=null;
+        if (url.getProtocol() == null || "file".equals(url.getProtocol())) {
+            // CV only accepts absolute paths
+            try {
+                File file = new File(url.getPath());
+                if (!file.exists()) {
+                    throw new RuntimeException(new FileNotFoundException(file.toString()));
+                }
+                path = file.getCanonicalPath();
+                System.out.println("setURL: path "+path);
+            } catch (Exception e) {
+                e.printStackTrace();
+                throw new RuntimeException(e);
+            }
+        }
+        path = replaceAll(path, "\\", "/").trim();
+        if(null==path) {
+            throw new RuntimeException("Couldn't parse stream URL: "+url);
+        }
+        System.out.println("setURL: clean path "+path);
+
+        System.out.println("setURL: p1 "+this);
+        _setStream(moviePtr, textureNum, path);
+        System.out.println("setURL: p2 "+this);
+    }
+    native void _setStream(long moviePtr, int textureNum, String path);
+
+    public synchronized void setStreamAllEGLImageTexture2D(GL gl) {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        if(null==vcodec) {
+            return;
+        }
+        gl = initGLData(gl);
+
+        if(null!=eglImgTexs) {
+            removeAllEGLImageTexture2D(gl);
+        } else {
+            eglImgTexs = new EGLImageTexture[textureNum];
+        }
+
+        int[] tmp = new int[1];
+        int tex, e;
+
+        errorCheckGL(gl, "i.1");
+        gl.glEnable(gl.GL_TEXTURE_2D);
+        errorCheckGL(gl, "i.2");
+
+        for(int i=0; i<textureNum; i++) {
+            String s0 = String.valueOf(i);
+            gl.glGenTextures(1, tmp, 0);
+            tex=tmp[0];
+            if( (e=gl.glGetError()) != GL.GL_NO_ERROR || 0>tex ) {
+                throw new RuntimeException("TextureName creation failed: "+e);
+            }
+            gl.glBindTexture(gl.GL_TEXTURE_2D, tex);
+
+            // create space for buffer with a texture
+            gl.glTexImage2D(
+                    gl.GL_TEXTURE_2D, // target
+                    0,                // level
+                    gl.GL_RGBA,       // internal format
+                    width,            // width
+                    height,           // height
+                    0,                // border
+                    gl.GL_RGBA,       // format
+                    gl.GL_UNSIGNED_BYTE, // type
+                    null);            // pixels -- will be provided later
+            gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_NEAREST);
+            gl.glTexParameteri(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_NEAREST);
+
+            long image=0, sync=0;
+
+            // create EGLImage from texture
+            tmp[0] = EGL.EGL_NONE;
+            image = eglExt.eglCreateImageKHR(
+                        eglDisplay,
+                        eglContext,
+                        eglExt.EGL_GL_TEXTURE_2D_KHR,
+                        tex,
+                        tmp, 0);
+            if (0==image) {
+                throw new RuntimeException("EGLImage creation failed: "+EGL.eglGetError()+", dpy "+eglDisplay+", ctx "+eglContext+", tex "+tex);
+            }
+
+            // Create sync object so that we can be sure that gl has finished
+            // rendering the EGLImage texture before we tell OpenMAX to fill
+            // it with a new frame.
+            tmp[0] = EGL.EGL_NONE;
+            sync = eglExt.eglCreateFenceSyncKHR(
+                    eglDisplay,
+                    eglExt.EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR, tmp, 0);
+
+            _setStreamEGLImageTexture2D(moviePtr, i, tex, image, sync);
+
+            eglImgTexs[i] = new EGLImageTexture(
+                com.sun.opengl.util.texture.TextureIO.newTexture(tex,
+                                                                 javax.media.opengl.GL2.GL_TEXTURE_2D,
+                                                                 width,
+                                                                 height,
+                                                                 width,
+                                                                 height,
+                                                                 true),
+                image, sync);
+            eglImgTexsMap.put(new Integer(tex), eglImgTexs[i]);
+        }
+        gl.glDisable(gl.GL_TEXTURE_2D);
+    }
+    native void _setStreamEGLImageTexture2D(long moviePtr, int i, int tex, long image, long sync);
+
+    public synchronized void activateStream() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        _activateStream(moviePtr);
+    }
+    native void _activateStream(long moviePtr);
+
+    public synchronized void detachVideoRenderer() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        _detachVideoRenderer(moviePtr);
+    }
+    native void _detachVideoRenderer(long moviePtr); // stop before
+
+    public synchronized void attachVideoRenderer() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        _attachVideoRenderer(moviePtr);
+    }
+    native void _attachVideoRenderer(long moviePtr); // detach before
+
+    public synchronized void setPlaySpeed(float rate) {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        _setPlaySpeed(moviePtr, rate);
+        playSpeed = rate;
+    }
+    public synchronized float getPlaySpeed() {
+        return playSpeed;
+    }
+    native void _setPlaySpeed(long moviePtr, float rate);
+
+    /** @return time position after issuing the command */
+    public synchronized float play() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        return _play(moviePtr);
+    }
+    native float _play(long moviePtr);
+
+    /** @return time position after issuing the command */
+    public synchronized float pause() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        return _pause(moviePtr);
+    }
+    native float _pause(long moviePtr);
+
+    /** @return time position after issuing the command */
+    public synchronized float stop() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        return _stop(moviePtr);
+    }
+    native float _stop(long moviePtr);
+
+    /** @return time position after issuing the command */
+    public synchronized float seek(float pos) {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        return _seek(moviePtr, pos);
+    }
+    native float _seek(long moviePtr, float position);
+
+    public synchronized Texture getLastTextureID() {
+        return texture;
+    }
+    public synchronized Texture getNextTextureID() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        texture=null;
+        EGLImageTexture eglImgTex = (EGLImageTexture) eglImgTexsMap.get(new Integer(_getNextTextureID(moviePtr)));
+        if(null!=eglImgTex) {
+            texture = eglImgTex.texture;
+        }
+        return texture;
+    }
+    native int  _getNextTextureID(long moviePtr);
+
+    public synchronized float getCurrentPosition() {
+        if(0==moviePtr) {
+            throw new GLException("OMX native instance null");
+        }
+        return _getCurrentPosition(moviePtr);
+    }
+    native float _getCurrentPosition(long moviePtr);
+
+    public synchronized void destroy(GL gl) {
+        removeAllEGLImageTexture2D(gl);
+        if (moviePtr != 0) {
+            long ptr = moviePtr;
+            moviePtr = 0;
+            _destroyInstance(ptr);
+
+            eglExt=null;
+            eglSurface=0;
+            eglDisplay=0;
+            eglContext=0;
+        }
+    }
+    protected synchronized void finalize() {
+        if (moviePtr != 0) {
+            destroy(null);
+        }
+    }
+    native void _destroyInstance(long moviePtr);
+
+    public synchronized boolean isValid() {
+        return (moviePtr != 0);
+    }
+    public synchronized String getPath() {
+        return path;
+    }
+    public synchronized URL getURL() {
+        return url;
+    }
+    public synchronized String getVideoCodec() {
+        return vcodec;
+    }
+    public synchronized String getAudioCodec() {
+        return acodec;
+    }
+    public synchronized long getTotalFrames() {
+        return totalFrames;
+    }
+    public synchronized long getBitrate() {
+        return bps;
+    }
+    public synchronized int getFramerate() {
+        return fps;
+    }
+    public synchronized int getWidth() {
+        return width;
+    }
+    public synchronized int getHeight() {
+        return height;
+    }
+    public synchronized String toString() {
+        return "OMXInstance [ stream [ video [ "+vcodec+", "+width+"x"+height+", "+fps+"fps, "+bps+"bsp, "+totalFrames+"f ] ] ]";
+    }
+
+    /**
+     * Java callback method issued by the native OMX backend
+     */
+    private void saveAttributes() {
+        o_width = width;
+        o_height = height;
+        o_fps = fps;
+        o_bps = bps;
+        o_totalFrames = totalFrames;
+    }
+
+    private void attributesUpdated() {
+        int event_mask = 0;
+        if( o_width != width || o_height != height ) {
+            event_mask |= OMXEventListener.EVENT_CHANGE_SIZE;
+        }   
+        if( o_fps != fps ) {
+            event_mask |= OMXEventListener.EVENT_CHANGE_FPS;
+        }
+        if( o_bps != bps ) {
+            event_mask |= OMXEventListener.EVENT_CHANGE_BPS;
+        }
+        if( o_totalFrames != totalFrames ) {
+            event_mask |= OMXEventListener.EVENT_CHANGE_LENGTH;
+        }
+        if(0==event_mask) {
+            return;
+        }
+
+        ArrayList listeners = null;
+        synchronized(this) {
+            listeners = eventListeners;
+        }
+        for(Iterator i = listeners.iterator(); i.hasNext(); ) {
+            OMXEventListener l = (OMXEventListener) i.next();
+            l.changedAttributes(this, event_mask);
+        }
+    }
+    
+    private String replaceAll(String orig, String search, String repl) {
+        String dest=null;
+        // In case replaceAll / java.util.regex.* is not supported (-> CVM)
+        int i=0,j;
+        dest = new String();
+        while((j=orig.indexOf(search, i))>=0) {
+            dest=dest.concat(orig.substring(i, j));
+            dest=dest.concat(repl);
+            i=j+1;
+        }
+        return dest.concat(orig.substring(i, orig.length()));
+    }
+
+    private void removeAllEGLImageTexture2D(GL gl) {
+        if (moviePtr != 0) {
+            if(null==eglExt) {
+                throw new RuntimeException("No valid EGLExt");
+            }
+
+            texture = null;
+            for(int i=0; i<textureNum; i++) {
+                if(null!=eglImgTexs[i]) {
+                    if(0!=eglImgTexs[i].image) {
+                        eglExt.eglDestroyImageKHR(
+                            eglDisplay,
+                            eglImgTexs[i].image);
+                    }
+                    if(0!=eglImgTexs[i].sync) {
+                        eglExt.eglDestroySyncKHR(eglImgTexs[i].sync);
+                    }
+                    if(null!=gl) {
+                        eglImgTexs[i].texture.destroy(gl);
+                    }
+                    eglImgTexs[i]=null;
+                }
+            }
+            eglImgTexsMap.clear();
+        }
+    }
+
+    private void errorCheckGL(GL gl, String s) {
+        int e;
+        if( (e=gl.glGetError()) != GL.GL_NO_ERROR ) {
+            System.out.println("GL Error: ("+s+"): "+e);
+        }
+    }
+
+    private void errorCheckEGL(String s) {
+        int e;
+        if( (e=EGL.eglGetError()) != EGL.EGL_SUCCESS ) {
+            System.out.println("EGL Error: ("+s+"): "+e);
+        }
+    }
+
+    
+    //
+    // OMXEventListener Support
+    //
+
+    public synchronized void addEventListener(OMXEventListener l) {
+        if(l == null) {
+            return;
+        }
+        ArrayList newEventListeners = (ArrayList) eventListeners.clone();
+        newEventListeners.add(l);
+        eventListeners = newEventListeners;
+    }
+
+    public synchronized void removeEventListener(OMXEventListener l) {
+        if (l == null) {
+            return;
+        }
+        ArrayList newEventListeners = (ArrayList) eventListeners.clone();
+        newEventListeners.remove(l);
+        eventListeners = newEventListeners;
+    }
+
+    public synchronized OMXEventListener[] getEventListeners() {
+        return (OMXEventListener[]) eventListeners.toArray();
+    }
+
+    private ArrayList eventListeners = new ArrayList();
+
+}
+