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package jogamp.opengl.omx;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import javax.media.opengl.GL;
import javax.media.opengl.GLContext;
import javax.media.opengl.GLException;
import com.jogamp.opengl.av.GLMediaEventListener;
import com.jogamp.opengl.util.texture.Texture;
import jogamp.opengl.av.EGLMediaPlayerImpl;
import jogamp.opengl.egl.EGL;
public class OMXGLMediaPlayer extends EGLMediaPlayerImpl {
protected long moviePtr = 0;
/**
* Old stream values, before the last attributesUpdated)
*/
protected int o_width = 0;
protected int o_height = 0;
protected int o_fps = 0;
protected long o_bps = 0;
protected long o_totalFrames = 0;
public OMXGLMediaPlayer() {
super(TextureType.KHRImage, true);
initOMX();
}
protected void initOMX() {
moviePtr = _createInstance();
if(0==moviePtr) {
throw new GLException("Couldn't create OMXInstance");
}
}
@Override
protected TextureFrame createTexImage(GLContext ctx, int idx, int[] tex) {
final EGLTextureFrame eglTex = (EGLTextureFrame) super.createTexImage(ctx, idx, tex);
_setStreamEGLImageTexture2D(moviePtr, idx, tex[idx], eglTex.getImage(), eglTex.getSync());
return eglTex;
}
@Override
protected void destroyTexImage(GLContext ctx, TextureFrame imgTex) {
super.destroyTexImage(ctx, imgTex);
}
@Override
protected void destroyImpl(GL gl) {
_detachVideoRenderer(moviePtr);
if (moviePtr != 0) {
_destroyInstance(moviePtr);
moviePtr = 0;
}
}
@Override
protected void setStreamImpl() throws IOException {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
String 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 FileNotFoundException(file.toString());
}
path = file.getCanonicalPath();
System.out.println("setURL: path "+path);
} catch (Exception e) {
e.printStackTrace();
throw new IOException(e);
}
}
path = replaceAll(path, "\\", "/").trim();
if(null==path) {
throw new IOException("Couldn't parse stream URL: "+url);
}
System.out.println("setURL: clean path "+path);
System.out.println("setURL: p1 "+this);
_setStream(moviePtr, textureCount, path);
System.out.println("setURL: p2 "+this);
}
@Override
public synchronized int getCurrentPosition() {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
return _getCurrentPosition(moviePtr);
}
@Override
public synchronized boolean isValid() {
return (moviePtr != 0);
}
@Override
public synchronized void setPlaySpeed(float rate) {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
_setPlaySpeed(moviePtr, rate);
playSpeed = rate;
}
/** @return time position after issuing the command */
@Override
public synchronized void start() {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
_play(moviePtr);
}
/** @return time position after issuing the command */
@Override
public synchronized void pause() {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
_pause(moviePtr);
}
/** @return time position after issuing the command */
@Override
public synchronized void stop() {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
_stop(moviePtr);
}
/** @return time position after issuing the command */
@Override
public synchronized int seek(int msec) {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
return _seek(moviePtr, msec);
}
@Override
public synchronized Texture getNextTextureID() {
if(0==moviePtr) {
throw new GLException("OMX native instance null");
}
texture=null;
TextureFrame eglImgTex = texFrameMap.get(new Integer(_getNextTextureID(moviePtr)));
if(null!=eglImgTex) {
texture = eglImgTex.getTexture();
}
return texture;
}
protected void attributesUpdated() {
int event_mask = 0;
if( o_width != width || o_height != height ) {
event_mask |= GLMediaEventListener.EVENT_CHANGE_SIZE;
}
if( o_fps != fps ) {
event_mask |= GLMediaEventListener.EVENT_CHANGE_FPS;
}
if( o_bps != bps ) {
event_mask |= GLMediaEventListener.EVENT_CHANGE_BPS;
}
if( o_totalFrames != totalFrames ) {
event_mask |= GLMediaEventListener.EVENT_CHANGE_LENGTH;
}
if(0==event_mask) {
return;
}
super.attributesUpdated(event_mask);
}
/**
* 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 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 errorCheckEGL(String s) {
int e;
if( (e=EGL.eglGetError()) != EGL.EGL_SUCCESS ) {
System.out.println("EGL Error: ("+s+"): 0x"+Integer.toHexString(e));
}
}
//
// OMXEventListener Support
//
native long _createInstance();
native void _destroyInstance(long moviePtr);
native void _detachVideoRenderer(long moviePtr); // stop before
native void _attachVideoRenderer(long moviePtr); // detach before
native void _setStream(long moviePtr, int textureNum, String path);
native void _activateStream(long moviePtr);
native void _setStreamEGLImageTexture2D(long moviePtr, int i, int tex, long image, long sync);
native int _seek(long moviePtr, int position);
native void _setPlaySpeed(long moviePtr, float rate);
native void _play(long moviePtr);
native void _pause(long moviePtr);
native void _stop(long moviePtr);
native int _getNextTextureID(long moviePtr);
native int _getCurrentPosition(long moviePtr);
}
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