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Groups > comp.lang.java.programmer > #30656 > unrolled thread
| Started by | Jeff Higgins <jeff@invalid.invalid> |
|---|---|
| First post | 2015-01-07 20:32 -0500 |
| Last post | 2015-01-08 20:19 -0500 |
| Articles | 4 — 2 participants |
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JavaFX large image crashes ImageView Jeff Higgins <jeff@invalid.invalid> - 2015-01-07 20:32 -0500
Re: JavaFX large image crashes ImageView Knute Johnson <eternal@knutejohnson.com> - 2015-01-07 18:26 -0800
Re: JavaFX large image crashes ImageView Jeff Higgins <jeff@invalid.invalid> - 2015-01-07 21:28 -0500
Re: JavaFX large image crashes ImageView Jeff Higgins <jeff@invalid.invalid> - 2015-01-08 20:19 -0500
| From | Jeff Higgins <jeff@invalid.invalid> |
|---|---|
| Date | 2015-01-07 20:32 -0500 |
| Subject | JavaFX large image crashes ImageView |
| Message-ID | <m8kmq0$77h$1@dont-email.me> |
New to JavaFX.
Is my example code flawed?
Is there a problem with large images in JavaFX?
Something else?
I grab an example from the web:
<http://www.java2s.com/Code/Java/JavaFX/JavaFXImageZoomExample.htm>
I download and process a PDF file:
<http://optics.byu.edu/BYUOpticsBook_2013.pdf>
gs -sDEVICE=png16m -dNOPAUSE -dBATCH -dSAFER \
-r600 -dFirstPage=1 -dLastPage=1 \
-sOutputFile=001.png BYUOpticsBook_2013.pdf
This gives me a 5100 × 6600 pixel image.
I attempt to view the image:
import javafx.application.Application;
import javafx.beans.InvalidationListener;
import javafx.beans.Observable;
import javafx.beans.property.DoubleProperty;
import javafx.beans.property.SimpleDoubleProperty;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.ScrollPane;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.input.ScrollEvent;
import javafx.stage.Stage;
/**
*
* @author O.J. Sousa Rodrigues (office at halbgasse.at)
*/
public class ZoomExample extends Application {
private ImageView imageView = new ImageView();
private ScrollPane scrollPane = new ScrollPane();
final DoubleProperty zoomProperty = new SimpleDoubleProperty(200);
@Override
public void start(Stage stage) throws Exception {
zoomProperty.addListener(new InvalidationListener() {
@Override
public void invalidated(Observable arg0) {
imageView.setFitWidth(zoomProperty.get() * 4);
imageView.setFitHeight(zoomProperty.get() * 3);
}
});
scrollPane.addEventFilter(ScrollEvent.ANY,
new EventHandler<ScrollEvent>() {
@Override
public void handle(ScrollEvent event) {
if (event.getDeltaY() > 0) {
zoomProperty.set(zoomProperty.get() * 1.1);
} else if (event.getDeltaY() < 0) {
zoomProperty.set(zoomProperty.get() / 1.1);
}
}
});
imageView.setImage(new Image("file:///home/jeff/001.png"));
imageView.preserveRatioProperty().set(true);
scrollPane.setContent(imageView);
stage.setScene(new Scene(scrollPane, 400, 300));
stage.show();
}
public static void main(String[] args) {
launch(args);
}
}
I get stack trace:
java.lang.NullPointerException
at com.sun.prism.sw.SWGraphics.drawTexture(SWGraphics.java:686)
at com.sun.prism.sw.SWGraphics.drawTexture(SWGraphics.java:665)
at com.sun.prism.sw.SWGraphics.drawTexture(SWGraphics.java:648)
at com.sun.javafx.sg.prism.NGImageView.renderContent(NGImageView.java:123)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2067)
at com.sun.javafx.sg.prism.NGImageView.doRender(NGImageView.java:103)
at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:235)
at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:576)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2067)
at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:235)
at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:576)
at com.sun.javafx.sg.prism.NGNode.renderForClip(NGNode.java:2308)
at com.sun.javafx.sg.prism.NGNode.renderRectClip(NGNode.java:2202)
at com.sun.javafx.sg.prism.NGNode.renderClip(NGNode.java:2228)
at
com.sun.javafx.sg.prism.CacheFilter.impl_renderNodeToCache(CacheFilter.java:663)
at com.sun.javafx.sg.prism.CacheFilter.render(CacheFilter.java:567)
at com.sun.javafx.sg.prism.NGNode.renderCached(NGNode.java:2372)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2058)
at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:235)
at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:576)
at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2067)
at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
at com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:474)
at com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:327)
at com.sun.javafx.tk.quantum.UploadingPainter.run(UploadingPainter.java:135)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at
com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:125)
at java.lang.Thread.run(Thread.java:745)
But this works:
I just can't see the image because no scroll, etc.
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
public class LoadImage extends Application {
public static void main(String[] args) {
Application.launch(args);
}
@Override
public void start(Stage primaryStage) {
primaryStage.setTitle("Load Image");
StackPane sp = new StackPane();
Image img = new Image("file:///home/jeff/001.jpg");
ImageView imgView = new ImageView(img);
sp.getChildren().add(imgView);
Scene scene = new Scene(sp);
primaryStage.setScene(scene);
primaryStage.show();
}
}
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| From | Knute Johnson <eternal@knutejohnson.com> |
|---|---|
| Date | 2015-01-07 18:26 -0800 |
| Message-ID | <m8kpqr$580$1@dont-email.me> |
| In reply to | #30656 |
On 1/7/2015 17:32, Jeff Higgins wrote:
> New to JavaFX.
> Is my example code flawed?
> Is there a problem with large images in JavaFX?
> Something else?
>
> I grab an example from the web:
> <http://www.java2s.com/Code/Java/JavaFX/JavaFXImageZoomExample.htm>
>
> I download and process a PDF file:
> <http://optics.byu.edu/BYUOpticsBook_2013.pdf>
>
> gs -sDEVICE=png16m -dNOPAUSE -dBATCH -dSAFER \
> -r600 -dFirstPage=1 -dLastPage=1 \
> -sOutputFile=001.png BYUOpticsBook_2013.pdf
>
> This gives me a 5100 × 6600 pixel image.
>
> I attempt to view the image:
>
> import javafx.application.Application;
> import javafx.beans.InvalidationListener;
> import javafx.beans.Observable;
> import javafx.beans.property.DoubleProperty;
> import javafx.beans.property.SimpleDoubleProperty;
> import javafx.event.EventHandler;
> import javafx.scene.Scene;
> import javafx.scene.control.ScrollPane;
> import javafx.scene.image.Image;
> import javafx.scene.image.ImageView;
> import javafx.scene.input.ScrollEvent;
> import javafx.stage.Stage;
>
> /**
> *
> * @author O.J. Sousa Rodrigues (office at halbgasse.at)
> */
> public class ZoomExample extends Application {
>
> private ImageView imageView = new ImageView();
> private ScrollPane scrollPane = new ScrollPane();
> final DoubleProperty zoomProperty = new SimpleDoubleProperty(200);
>
> @Override
> public void start(Stage stage) throws Exception {
>
> zoomProperty.addListener(new InvalidationListener() {
> @Override
> public void invalidated(Observable arg0) {
> imageView.setFitWidth(zoomProperty.get() * 4);
> imageView.setFitHeight(zoomProperty.get() * 3);
> }
> });
>
> scrollPane.addEventFilter(ScrollEvent.ANY,
> new EventHandler<ScrollEvent>() {
>
> @Override
> public void handle(ScrollEvent event) {
> if (event.getDeltaY() > 0) {
> zoomProperty.set(zoomProperty.get() * 1.1);
> } else if (event.getDeltaY() < 0) {
> zoomProperty.set(zoomProperty.get() / 1.1);
> }
> }
> });
>
> imageView.setImage(new Image("file:///home/jeff/001.png"));
> imageView.preserveRatioProperty().set(true);
> scrollPane.setContent(imageView);
>
> stage.setScene(new Scene(scrollPane, 400, 300));
> stage.show();
>
> }
> public static void main(String[] args) {
> launch(args);
> }
> }
>
> I get stack trace:
>
> java.lang.NullPointerException
> at com.sun.prism.sw.SWGraphics.drawTexture(SWGraphics.java:686)
> at com.sun.prism.sw.SWGraphics.drawTexture(SWGraphics.java:665)
> at com.sun.prism.sw.SWGraphics.drawTexture(SWGraphics.java:648)
> at com.sun.javafx.sg.prism.NGImageView.renderContent(NGImageView.java:123)
> at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2067)
> at com.sun.javafx.sg.prism.NGImageView.doRender(NGImageView.java:103)
> at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
> at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:235)
> at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:576)
> at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2067)
> at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
> at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:235)
> at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:576)
> at com.sun.javafx.sg.prism.NGNode.renderForClip(NGNode.java:2308)
> at com.sun.javafx.sg.prism.NGNode.renderRectClip(NGNode.java:2202)
> at com.sun.javafx.sg.prism.NGNode.renderClip(NGNode.java:2228)
> at
> com.sun.javafx.sg.prism.CacheFilter.impl_renderNodeToCache(CacheFilter.java:663)
>
> at com.sun.javafx.sg.prism.CacheFilter.render(CacheFilter.java:567)
> at com.sun.javafx.sg.prism.NGNode.renderCached(NGNode.java:2372)
> at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2058)
> at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
> at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:235)
> at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:576)
> at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2067)
> at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1959)
> at com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:474)
> at com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:327)
> at
> com.sun.javafx.tk.quantum.UploadingPainter.run(UploadingPainter.java:135)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>
> at
> com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:125)
>
> at java.lang.Thread.run(Thread.java:745)
>
> But this works:
> I just can't see the image because no scroll, etc.
>
> import javafx.application.Application;
> import javafx.scene.Scene;
> import javafx.scene.image.Image;
> import javafx.scene.image.ImageView;
> import javafx.scene.layout.StackPane;
> import javafx.stage.Stage;
>
> public class LoadImage extends Application {
>
> public static void main(String[] args) {
> Application.launch(args);
> }
>
> @Override
> public void start(Stage primaryStage) {
> primaryStage.setTitle("Load Image");
>
> StackPane sp = new StackPane();
> Image img = new Image("file:///home/jeff/001.jpg");
> ImageView imgView = new ImageView(img);
> sp.getChildren().add(imgView);
>
> Scene scene = new Scene(sp);
> primaryStage.setScene(scene);
> primaryStage.show();
> }
> }
>
I didn't use your image, I used a large JPEG I had (4128x2322). The
program compiled but when I ran it, it took several seconds to open the
window and had no image and no scrollpane. No errors either. I'm
barely JavaFX literate but I don't know what your problem is.
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| From | Jeff Higgins <jeff@invalid.invalid> |
|---|---|
| Date | 2015-01-07 21:28 -0500 |
| Message-ID | <m8kq2j$5r6$1@dont-email.me> |
| In reply to | #30657 |
On 01/07/2015 09:26 PM, Knute Johnson wrote: > I didn't use your image, I used a large JPEG I had (4128x2322). The > program compiled but when I ran it, it took several seconds to open the > window and had no image and no scrollpane. No errors either. I'm > barely JavaFX literate but I don't know what your problem is. > I got the scrollbars - along with the stacktrace and no image. Thanks for the confirmation.
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| From | Jeff Higgins <jeff@invalid.invalid> |
|---|---|
| Date | 2015-01-08 20:19 -0500 |
| Message-ID | <m8nadn$322$1@dont-email.me> |
| In reply to | #30656 |
On 01/07/2015 08:32 PM, Jeff Higgins wrote: > New to JavaFX. > Is my example code flawed? Shrugs. > Is there a problem with large images in JavaFX? Perhaps, see below. > Something else? Perhaps, see below. In an answer at stackoverflow a certain José Pereda helpfully pointed me to some resources. <http://stackoverflow.com/questions/27840362/javafx-large-image-crash> Perhaps there are problems with large images in JavaFX. Perhaps my hardware is not up to the task. Using the -Dprism.verbose=true switch, I see that I'm not able to use hardware acceleration. Do I really need all that? I'm able to wrangle that image and more in Swing and SWT! Prism pipeline name = com.sun.prism.es2.ES2Pipeline Loading ES2 native library ... prism_es2 succeeded. GLFactory using com.sun.prism.es2.X11GLFactory (X) Got class = class com.sun.prism.es2.ES2Pipeline Failed Graphics Hardware Qualifier check. System GPU doesn't meet the es2 pipe requirement Prism pipeline name = com.sun.prism.sw.SWPipeline GraphicsPipeline.createPipeline: error initializing pipeline com.sun.prism.es2.ES2Pipeline *** Fallback to Prism SW pipeline It's all too bad. I have a nice little Swing image annotation application that I think would benefit from the JavaFX scenegraph rather that my little homemade one but now it seems I'll be unable to try it. Boo hoo.
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