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fix: correct error related to GenericMultipleBarcodeReader

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This error occured in some cases during decode for an image with  many barcodes spread througout.
This commit is contained in:
Henry Schimke
2024-02-01 18:18:44 -06:00
parent 3c6c0426df
commit d73d92bd2a
7 changed files with 91 additions and 61 deletions
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14
src/common/global_histogram_binarizer.rs
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@@ -227,14 +227,16 @@ impl<LS: LuminanceSource> GlobalHistogramBinarizer<LS> {
}
// Find a valley between them that is low and closer to the white peak.
let mut bestValley = secondPeak - 1;
let mut bestValley = secondPeak as isize - 1;
let mut bestValleyScore = -1;
let mut x = secondPeak;
while x > firstPeak {
let mut x = secondPeak as isize;
while x > firstPeak as isize {
// for (int x = secondPeak - 1; x > firstPeak; x--) {
let fromFirst = x - firstPeak;
let score =
fromFirst * fromFirst * (secondPeak - x) * (maxBucketCount - buckets[x]) as usize;
let fromFirst = x - firstPeak as isize;
let score = fromFirst
* fromFirst
* (secondPeak as isize - x)
* (maxBucketCount - buckets[x as usize]) as isize;
if score as i32 > bestValleyScore {
bestValley = x;
bestValleyScore = score as i32;