rlm@9: package com.aurellem.capture.video;
rlm@9: 
rlm@10: import java.awt.image.BufferedImage;
rlm@10: import java.io.File;
rlm@10: import java.io.IOException;
rlm@10: import java.util.concurrent.TimeUnit;
rlm@10: 
rlm@10: import com.xuggle.mediatool.IMediaWriter;
rlm@10: import com.xuggle.mediatool.ToolFactory;
rlm@10: import com.xuggle.xuggler.IRational;
rlm@10: 
rlm@9: 
rlm@9: /**
rlm@9:  * Handles writing video files using Xuggle.
rlm@11:  *
rlm@9:  * @author Robert McIntyre
rlm@9:  *
rlm@9:  */
rlm@10: 
rlm@9: public  class XuggleVideoRecorder extends AbstractVideoRecorder{
rlm@9: 
rlm@68:     
rlm@68:     IMediaWriter writer;
rlm@68:     BufferedImage frame;
rlm@68:     int videoChannel = 0;
rlm@68:     long currentTimeStamp = 0;
rlm@68:     boolean videoReady = false;
rlm@68:     
rlm@9: 	
rlm@68:     public XuggleVideoRecorder(File output) 
rlm@68: 	throws IOException {super(output);}
rlm@9: 	
rlm@68:     public void initVideo(){
rlm@68: 	this.frame = new BufferedImage(
rlm@68: 				       width, height,
rlm@68: 				       BufferedImage.TYPE_3BYTE_BGR);
rlm@68: 	this.writer = ToolFactory.makeWriter(this.targetFileName);
rlm@68: 	writer.addVideoStream(videoChannel, 
rlm@68: 			      0, IRational.make(fps), 
rlm@68: 			      width, height);
rlm@68: 	this.videoReady = true;
rlm@68:     }
rlm@9: 	
rlm@68:     public void record(BufferedImage rawFrame) {
rlm@68: 	if (!this.videoReady){initVideo();}
rlm@68: 	// convert the Image into the form that Xuggle likes.
rlm@68: 	this.frame.getGraphics().drawImage(rawFrame, 0, 0, null);
rlm@68: 	writer.encodeVideo(videoChannel, 
rlm@68: 			   frame,
rlm@68: 			   currentTimeStamp, TimeUnit.NANOSECONDS);
rlm@9: 		
rlm@68: 	currentTimeStamp += (long) (1000000000.0 / fps);
rlm@68:     }
rlm@9: 
rlm@68:     public void finish() {
rlm@68: 	writer.close();
rlm@68:     }
rlm@68:     
rlm@9: 	
rlm@9: }
rlm@9: 
rlm@10: