Rabbit-R1/switch port/java/sources/com/google/zxing/pdf417/PDF417Reader.java
2024-05-21 17:08:36 -04:00

95 lines
4.5 KiB
Java

package com.google.zxing.pdf417;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.ChecksumException;
import com.google.zxing.DecodeHintType;
import com.google.zxing.FormatException;
import com.google.zxing.NotFoundException;
import com.google.zxing.Reader;
import com.google.zxing.Result;
import com.google.zxing.ResultMetadataType;
import com.google.zxing.ResultPoint;
import com.google.zxing.common.DecoderResult;
import com.google.zxing.multi.MultipleBarcodeReader;
import com.google.zxing.pdf417.decoder.PDF417ScanningDecoder;
import com.google.zxing.pdf417.detector.Detector;
import com.google.zxing.pdf417.detector.PDF417DetectorResult;
import java.util.ArrayList;
import java.util.Map;
/* loaded from: classes3.dex */
public final class PDF417Reader implements Reader, MultipleBarcodeReader {
private static final Result[] EMPTY_RESULT_ARRAY = new Result[0];
@Override // com.google.zxing.Reader
public void reset() {
}
@Override // com.google.zxing.Reader
public Result decode(BinaryBitmap binaryBitmap) throws NotFoundException, FormatException, ChecksumException {
return decode(binaryBitmap, null);
}
@Override // com.google.zxing.Reader
public Result decode(BinaryBitmap binaryBitmap, Map<DecodeHintType, ?> map) throws NotFoundException, FormatException, ChecksumException {
Result result;
Result[] decode = decode(binaryBitmap, map, false);
if (decode.length == 0 || (result = decode[0]) == null) {
throw NotFoundException.getNotFoundInstance();
}
return result;
}
@Override // com.google.zxing.multi.MultipleBarcodeReader
public Result[] decodeMultiple(BinaryBitmap binaryBitmap) throws NotFoundException {
return decodeMultiple(binaryBitmap, null);
}
@Override // com.google.zxing.multi.MultipleBarcodeReader
public Result[] decodeMultiple(BinaryBitmap binaryBitmap, Map<DecodeHintType, ?> map) throws NotFoundException {
try {
return decode(binaryBitmap, map, true);
} catch (ChecksumException | FormatException unused) {
throw NotFoundException.getNotFoundInstance();
}
}
private static Result[] decode(BinaryBitmap binaryBitmap, Map<DecodeHintType, ?> map, boolean z) throws NotFoundException, FormatException, ChecksumException {
ArrayList arrayList = new ArrayList();
PDF417DetectorResult detect = Detector.detect(binaryBitmap, map, z);
for (ResultPoint[] resultPointArr : detect.getPoints()) {
DecoderResult decode = PDF417ScanningDecoder.decode(detect.getBits(), resultPointArr[4], resultPointArr[5], resultPointArr[6], resultPointArr[7], getMinCodewordWidth(resultPointArr), getMaxCodewordWidth(resultPointArr));
Result result = new Result(decode.getText(), decode.getRawBytes(), resultPointArr, BarcodeFormat.PDF_417);
result.putMetadata(ResultMetadataType.ERROR_CORRECTION_LEVEL, decode.getECLevel());
PDF417ResultMetadata pDF417ResultMetadata = (PDF417ResultMetadata) decode.getOther();
if (pDF417ResultMetadata != null) {
result.putMetadata(ResultMetadataType.PDF417_EXTRA_METADATA, pDF417ResultMetadata);
}
arrayList.add(result);
}
return (Result[]) arrayList.toArray(EMPTY_RESULT_ARRAY);
}
private static int getMaxWidth(ResultPoint resultPoint, ResultPoint resultPoint2) {
if (resultPoint == null || resultPoint2 == null) {
return 0;
}
return (int) Math.abs(resultPoint.getX() - resultPoint2.getX());
}
private static int getMinWidth(ResultPoint resultPoint, ResultPoint resultPoint2) {
if (resultPoint == null || resultPoint2 == null) {
return Integer.MAX_VALUE;
}
return (int) Math.abs(resultPoint.getX() - resultPoint2.getX());
}
private static int getMaxCodewordWidth(ResultPoint[] resultPointArr) {
return Math.max(Math.max(getMaxWidth(resultPointArr[0], resultPointArr[4]), (getMaxWidth(resultPointArr[6], resultPointArr[2]) * 17) / 18), Math.max(getMaxWidth(resultPointArr[1], resultPointArr[5]), (getMaxWidth(resultPointArr[7], resultPointArr[3]) * 17) / 18));
}
private static int getMinCodewordWidth(ResultPoint[] resultPointArr) {
return Math.min(Math.min(getMinWidth(resultPointArr[0], resultPointArr[4]), (getMinWidth(resultPointArr[6], resultPointArr[2]) * 17) / 18), Math.min(getMinWidth(resultPointArr[1], resultPointArr[5]), (getMinWidth(resultPointArr[7], resultPointArr[3]) * 17) / 18));
}
}