fix: correct error related to GenericMultipleBarcodeReader

This error occured in some cases during decode for an image with  many barcodes spread througout.

tests/github_issues.rs

@@ -23,3 +23,27 @@ fn issue_28() {
     );
     rxing::helpers::detect_multiple_in_file_with_hints("test_resources/blackbox/github_issue_cases/226611447-be6041dc-5b21-42fe-827b-068ccc59082c.png", &mut hints).unwrap_or_default();
 }
+
+#[cfg(feature = "image")]
+#[test]
+fn dynamsoft_all_supported_formats_image_fault() {
+    use rxing::DecodingHintDictionary;
+
+    let mut hints: DecodingHintDictionary = DecodingHintDictionary::new();
+    hints.insert(
+        rxing::DecodeHintType::TRY_HARDER,
+        rxing::DecodeHintValue::TryHarder(true),
+    );
+    let results = rxing::helpers::detect_multiple_in_file_with_hints(
+        "test_resources/blackbox/multi-1/AllSupportedBarcodeTypes.png",
+        &mut hints,
+    )
+    .expect("must not fault during read");
+
+    assert!(
+        results.len() >= 11,
+        "regression detection, base count of 11 codes"
+    );
+
+    // ToDo: This test is incomplete. Some that should be detected aren't, and some that are detected shouldn't be.
+}