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#398: Better exception message when BufferedImage size > Integer.MAX

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Harald Kuhr
2019-08-09 19:52:07 +02:00
parent b0b5de5fa4
commit 9ce1a86cae
2 changed files with 18 additions and 3 deletions
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imageio/imageio-core/src/main/java/com/twelvemonkeys/imageio/ImageReaderBase.java
+8 -2
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@@ -310,8 +310,14 @@ public abstract class ImageReaderBase extends ImageReader {
int destWidth = destRegion.x + destRegion.width;
int destHeight = destRegion.y + destRegion.height;
if ((long) destWidth * destHeight > Integer.MAX_VALUE) {
throw new IllegalArgumentException(String.format("destination width * height > Integer.MAX_VALUE: %d", (long) destWidth * destHeight));
long dimension = (long) destWidth * destHeight;
if (dimension > Integer.MAX_VALUE) {
throw new IllegalArgumentException(String.format("destination width * height > Integer.MAX_VALUE: %d", dimension));
}
long size = dimension * imageType.getSampleModel().getNumDataElements();
if (size > Integer.MAX_VALUE) {
throw new IllegalArgumentException(String.format("destination width * height * samplesPerPixel > Integer.MAX_VALUE: %d", size));
}
// Create a new image based on the type specifier