sigonasr2/jmonkeyengine
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

ScreenshotAppState to use old FB read-back

Browse Source 
Also, set compression quality for JPG to 95% (same as on Android)
This commit is contained in:
shadowislord 2015-01-31 15:01:23 -05:00
parent 4668892c85
commit 30efc7ce86
2 changed files with 47 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
jme3-core/src/main/java/com/jme3/app/state/ScreenshotAppState.java
View File

@ -230,7 +230,7 @@ public class ScreenshotAppState extends AbstractAppState implements ActionListen
int viewHeight = (int) ((curCamera.getViewPortTop() - curCamera.getViewPortBottom()) * curCamera.getHeight());
renderer.setViewPort(0, 0, width, height);
renderer.readFrameBufferWithFormat(out, outBuf, Image.Format.BGRA8);
renderer.readFrameBuffer(out, outBuf);
renderer.setViewPort(viewX, viewY, viewWidth, viewHeight);
File file;

49
jme3-desktop/src/main/java/com/jme3/system/JmeDesktopSystem.java
View File

@ -47,6 +47,10 @@ import com.jme3.texture.image.DefaultImageRaster;
import com.jme3.texture.image.ImageRaster;
import com.jme3.util.Screenshots;
import java.awt.EventQueue;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.geom.AffineTransform;
import java.awt.image.AffineTransformOp;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.OutputStream;
@ -55,7 +59,13 @@ import java.nio.ByteBuffer;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Level;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.plugins.jpeg.JPEGImageWriteParam;
import javax.imageio.stream.ImageOutputStream;
import javax.imageio.stream.MemoryCacheImageOutputStream;
import javax.swing.SwingUtilities;
/**
@ -69,11 +79,44 @@ public class JmeDesktopSystem extends JmeSystemDelegate {
return new DesktopAssetManager(configFile);
}
private static BufferedImage verticalFlip(BufferedImage original) {
AffineTransform tx = AffineTransform.getScaleInstance(1, -1);
tx.translate(0, -original.getHeight());
AffineTransformOp transformOp = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR);
BufferedImage awtImage = new BufferedImage(original.getWidth(), original.getHeight(), BufferedImage.TYPE_INT_BGR);
Graphics2D g2d = awtImage.createGraphics();
g2d.setRenderingHint(RenderingHints.KEY_RENDERING,
RenderingHints.VALUE_RENDER_SPEED);
g2d.drawImage(original, transformOp, 0, 0);
g2d.dispose();
return awtImage;
}
@Override
public void writeImageFile(OutputStream outStream, String format, ByteBuffer imageData, int width, int height) throws IOException {
BufferedImage awtImage = new BufferedImage(width, height, BufferedImage.TYPE_4BYTE_ABGR);
Screenshots.convertScreenShot(imageData, awtImage);
ImageIO.write(awtImage, format, outStream);
BufferedImage awtImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_BGR);
Screenshots.convertScreenShot2(imageData.asIntBuffer(), awtImage);
ImageWriter writer = ImageIO.getImageWritersByFormatName(format).next();
ImageWriteParam writeParam = writer.getDefaultWriteParam();
if (format.equals("jpg")) {
JPEGImageWriteParam jpegParam = (JPEGImageWriteParam) writeParam;
jpegParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
jpegParam.setCompressionQuality(0.95f);
}
awtImage = verticalFlip(awtImage);
ImageOutputStream imgOut = new MemoryCacheImageOutputStream(outStream);
writer.setOutput(imgOut);
IIOImage outputImage = new IIOImage(awtImage, null, null);
try {
writer.write(null, outputImage, writeParam);
} finally {
imgOut.close();
writer.dispose();
}
}
@Override