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handle no camera detected better

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Craig Raw 2021-04-07 09:56:51 +02:00
parent 4a7b0b20ad
commit 9e869ae69b
1 changed files with 7 additions and 1 deletions
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8
src/main/java/com/sparrowwallet/sparrow/control/WebcamService.java
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@ -18,6 +18,7 @@ import javafx.scene.image.Image;
import java.awt.image.BufferedImage; import java.awt.image.BufferedImage;
import java.util.Arrays; import java.util.Arrays;
import java.util.List;
import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeUnit;
public class WebcamService extends ScheduledService<Image> { public class WebcamService extends ScheduledService<Image> {
@ -47,7 +48,12 @@ public class WebcamService extends ScheduledService<Image> {
protected Image call() throws Exception { protected Image call() throws Exception {
try { try {
if(cam == null) { if(cam == null) {
cam = Webcam.getWebcams(1, TimeUnit.MINUTES).get(0); List<Webcam> webcams = Webcam.getWebcams(1, TimeUnit.MINUTES);
if(webcams.isEmpty()) {
throw new UnsupportedOperationException("No camera available.");
}
cam = webcams.get(0);
cam.setCustomViewSizes(resolution.getSize()); cam.setCustomViewSizes(resolution.getSize());
cam.setViewSize(resolution.getSize()); cam.setViewSize(resolution.getSize());
if(!Arrays.asList(cam.getWebcamListeners()).contains(listener)) { if(!Arrays.asList(cam.getWebcamListeners()).contains(listener)) {