From 801c650e59764045a8c1495cc30e0226039d5dcb Mon Sep 17 00:00:00 2001
From: Dominic Matarese <dominicmatarese@gmail.com>
Date: Mon, 12 Jul 2021 16:12:43 +0000
Subject: required first commit

---
 src/getFrames.java | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100755 src/getFrames.java

(limited to 'src/getFrames.java')

diff --git a/src/getFrames.java b/src/getFrames.java
new file mode 100755
index 0000000..e17f348
--- /dev/null
+++ b/src/getFrames.java
@@ -0,0 +1,91 @@
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import javax.imageio.ImageIO;
+
+import org.jcodec.api.FrameGrab;
+import org.jcodec.api.JCodecException;
+import org.jcodec.api.awt.AWTSequenceEncoder;
+import org.jcodec.common.io.*;
+import org.jcodec.common.io.NIOUtils;
+import org.jcodec.common.io.SeekableByteChannel;
+import org.jcodec.common.model.Picture;
+import org.jcodec.common.model.Rational;
+import org.jcodec.common.model.*;
+import org.jcodec.scale.*;
+import org.jcodec.scale.AWTUtil;
+
+
+public class getFrames {
+
+	//Splits the video into separate frames and dumps them in the frame-dump folder.
+	//Function is currently unused in the program
+	 public static void splitVideo(File video) throws IOException, JCodecException{
+		 double startSec = 0;
+		 int frameCount = 1292;
+		 
+		 FrameGrab grab = FrameGrab.createFrameGrab(NIOUtils.readableChannel(video));
+		 grab.seekToSecondPrecise(startSec);
+
+		 for (int i = 0; i < frameCount; i++) {
+		     Picture picture = grab.getNativeFrame();
+		     System.out.println(picture.getWidth() + "x" + picture.getHeight() + " " + picture.getColor());
+		     
+		     BufferedImage bufferedImage = AWTUtil.toBufferedImage(picture);
+		     ImageIO.write(bufferedImage, "png", new File("frame-dump/frame"+i+".png"));
+		 }
+	} 
+	public static String encoded;
+	public static void editVideo(File video) throws IOException, JCodecException{
+		
+		SeekableByteChannel sbc = NIOUtils.readableChannel(video);
+
+		FrameGrab grab = FrameGrab.createFrameGrab(sbc);
+
+		 
+
+		AWTSequenceEncoder encoder = AWTSequenceEncoder.create30Fps(new File("output.mp4"));
+
+		 
+
+		Picture picture;
+		int i = 0;
+		while ((picture = grab.getNativeFrame()) != null)
+
+		{
+			
+			BufferedImage image = AWTUtil.toBufferedImage(picture);
+		              
+			
+			int width = image.getWidth();
+			int height = image.getHeight();
+		      		
+			for(int y = 0; y < height; y++){
+				for(int x = 0; x < width; x++){
+
+					int p = image.getRGB(x,y);
+					int a = (p>>24)&0xff;
+					int r = (p>>16)&0xff;
+					int g = (p>>8)&0xff;
+					int b = p&0xff;
+					int avg = (r+g+b)/3; 
+		      				  
+					//apply a different alpha value to each pixel
+					p = (a<<20) | (avg<<16) | (avg<<8) | avg;
+					image.setRGB(x, y, p);
+
+				}
+			}
+			
+			encoder.encodeImage(image);
+			i++;
+			encoded = "Encoded frame "+i;
+			System.out.println("Encoded frame "+i);
+
+		}
+
+		encoder.finish();
+	}
+	
+
+}
-- 
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