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Another possible fix for https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37858

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This commit is contained in:
Sean Owen 2021-08-31 12:07:57 -05:00
parent 629ce38a5d
commit f6087eea12
1 changed files with 5 additions and 2 deletions
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7
core/src/main/java/com/google/zxing/aztec/detector/Detector.java
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@ -463,6 +463,9 @@ public final class Detector {
*/
private int getColor(Point p1, Point p2) {
float d = distance(p1, p2);
if (d == 0.0f) {
return 0;
}
float dx = (p2.getX() - p1.getX()) / d;
float dy = (p2.getY() - p1.getY()) / d;
int error = 0;
@ -474,11 +477,11 @@ public final class Detector {
int iMax = (int) Math.floor(d);
for (int i = 0; i < iMax; i++) {
px += dx;
py += dy;
if (image.get(MathUtils.round(px), MathUtils.round(py)) != colorModel) {
error++;
}
px += dx;
py += dy;
}
float errRatio = error / d;