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249
sources/com/google/zxing/datamatrix/detector/Detector.java
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249
sources/com/google/zxing/datamatrix/detector/Detector.java
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package com.google.zxing.datamatrix.detector;
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import com.google.zxing.NotFoundException;
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import com.google.zxing.ResultPoint;
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import com.google.zxing.common.BitMatrix;
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import com.google.zxing.common.DetectorResult;
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import com.google.zxing.common.GridSampler;
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import com.google.zxing.common.detector.MathUtils;
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import com.google.zxing.common.detector.WhiteRectangleDetector;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.Map;
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/* loaded from: classes.dex */
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public final class Detector {
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private final BitMatrix a;
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private final WhiteRectangleDetector b;
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private static final class ResultPointsAndTransitions {
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private final ResultPoint a;
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private final ResultPoint b;
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private final int c;
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ResultPoint a() {
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return this.a;
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}
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ResultPoint b() {
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return this.b;
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}
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int c() {
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return this.c;
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}
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public String toString() {
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return this.a + "/" + this.b + '/' + this.c;
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}
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private ResultPointsAndTransitions(ResultPoint resultPoint, ResultPoint resultPoint2, int i) {
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this.a = resultPoint;
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this.b = resultPoint2;
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this.c = i;
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}
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}
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private static final class ResultPointsAndTransitionsComparator implements Serializable, Comparator<ResultPointsAndTransitions> {
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private ResultPointsAndTransitionsComparator() {
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}
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@Override // java.util.Comparator
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/* renamed from: a, reason: merged with bridge method [inline-methods] */
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public int compare(ResultPointsAndTransitions resultPointsAndTransitions, ResultPointsAndTransitions resultPointsAndTransitions2) {
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return resultPointsAndTransitions.c() - resultPointsAndTransitions2.c();
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}
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}
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public Detector(BitMatrix bitMatrix) throws NotFoundException {
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this.a = bitMatrix;
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this.b = new WhiteRectangleDetector(bitMatrix);
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}
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private ResultPointsAndTransitions b(ResultPoint resultPoint, ResultPoint resultPoint2) {
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int a = (int) resultPoint.a();
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int b = (int) resultPoint.b();
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int a2 = (int) resultPoint2.a();
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int b2 = (int) resultPoint2.b();
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int i = 0;
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boolean z = Math.abs(b2 - b) > Math.abs(a2 - a);
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if (z) {
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b = a;
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a = b;
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b2 = a2;
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a2 = b2;
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}
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int abs = Math.abs(a2 - a);
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int abs2 = Math.abs(b2 - b);
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int i2 = (-abs) / 2;
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int i3 = b < b2 ? 1 : -1;
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int i4 = a >= a2 ? -1 : 1;
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boolean b3 = this.a.b(z ? b : a, z ? a : b);
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while (a != a2) {
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boolean b4 = this.a.b(z ? b : a, z ? a : b);
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if (b4 != b3) {
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i++;
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b3 = b4;
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}
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i2 += abs2;
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if (i2 > 0) {
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if (b == b2) {
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break;
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}
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b += i3;
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i2 -= abs;
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}
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a += i4;
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}
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return new ResultPointsAndTransitions(resultPoint, resultPoint2, i);
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}
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/* JADX WARN: Multi-variable type inference failed */
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/* JADX WARN: Type inference failed for: r14v3, types: [com.google.zxing.ResultPoint] */
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/* JADX WARN: Type inference failed for: r16v3, types: [com.google.zxing.ResultPoint] */
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/* JADX WARN: Type inference failed for: r22v0, types: [com.google.zxing.ResultPoint] */
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/* JADX WARN: Type inference failed for: r23v0, types: [com.google.zxing.datamatrix.detector.Detector] */
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/* JADX WARN: Type inference failed for: r3v3, types: [com.google.zxing.ResultPoint[]] */
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/* JADX WARN: Type inference failed for: r4v6, types: [com.google.zxing.ResultPoint[]] */
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/* JADX WARN: Type inference failed for: r6v2, types: [com.google.zxing.ResultPoint] */
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public DetectorResult a() throws NotFoundException {
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ResultPoint resultPoint;
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ResultPoint a;
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BitMatrix a2;
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ResultPoint[] a3 = this.b.a();
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ResultPoint resultPoint2 = a3[0];
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ResultPoint resultPoint3 = a3[1];
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ResultPoint resultPoint4 = a3[2];
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ResultPoint resultPoint5 = a3[3];
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ArrayList arrayList = new ArrayList(4);
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arrayList.add(b(resultPoint2, resultPoint3));
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arrayList.add(b(resultPoint2, resultPoint4));
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arrayList.add(b(resultPoint3, resultPoint5));
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arrayList.add(b(resultPoint4, resultPoint5));
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AnonymousClass1 anonymousClass1 = null;
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Collections.sort(arrayList, new ResultPointsAndTransitionsComparator());
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ResultPointsAndTransitions resultPointsAndTransitions = (ResultPointsAndTransitions) arrayList.get(0);
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ResultPointsAndTransitions resultPointsAndTransitions2 = (ResultPointsAndTransitions) arrayList.get(1);
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HashMap hashMap = new HashMap();
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a(hashMap, resultPointsAndTransitions.a());
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a(hashMap, resultPointsAndTransitions.b());
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a(hashMap, resultPointsAndTransitions2.a());
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a(hashMap, resultPointsAndTransitions2.b());
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Object obj = null;
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Object obj2 = null;
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for (Map.Entry entry : hashMap.entrySet()) {
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?? r16 = (ResultPoint) entry.getKey();
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if (((Integer) entry.getValue()).intValue() == 2) {
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obj = r16;
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} else if (anonymousClass1 == null) {
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anonymousClass1 = r16;
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} else {
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obj2 = r16;
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}
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}
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if (anonymousClass1 == null || obj == null || obj2 == null) {
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throw NotFoundException.getNotFoundInstance();
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}
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?? r4 = {anonymousClass1, obj, obj2};
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ResultPoint.a(r4);
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?? r14 = r4[0];
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?? r22 = r4[1];
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?? r6 = r4[2];
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ResultPoint resultPoint6 = !hashMap.containsKey(resultPoint2) ? resultPoint2 : !hashMap.containsKey(resultPoint3) ? resultPoint3 : !hashMap.containsKey(resultPoint4) ? resultPoint4 : resultPoint5;
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int c = b(r6, resultPoint6).c();
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int c2 = b(r14, resultPoint6).c();
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if ((c & 1) == 1) {
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c++;
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}
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int i = c + 2;
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if ((c2 & 1) == 1) {
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c2++;
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}
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int i2 = c2 + 2;
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if (i * 4 >= i2 * 7 || i2 * 4 >= i * 7) {
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resultPoint = r6;
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a = a(r22, r14, r6, resultPoint6, i, i2);
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if (a == null) {
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a = resultPoint6;
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}
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int c3 = b(resultPoint, a).c();
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int c4 = b(r14, a).c();
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if ((c3 & 1) == 1) {
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c3++;
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}
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int i3 = c3;
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if ((c4 & 1) == 1) {
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c4++;
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}
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a2 = a(this.a, resultPoint, r22, r14, a, i3, c4);
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} else {
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a = a(r22, r14, r6, resultPoint6, Math.min(i2, i));
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if (a == null) {
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a = resultPoint6;
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}
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int max = Math.max(b(r6, a).c(), b(r14, a).c()) + 1;
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if ((max & 1) == 1) {
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max++;
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}
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int i4 = max;
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a2 = a(this.a, r6, r22, r14, a, i4, i4);
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resultPoint = r6;
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}
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return new DetectorResult(a2, new ResultPoint[]{resultPoint, r22, r14, a});
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}
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private ResultPoint a(ResultPoint resultPoint, ResultPoint resultPoint2, ResultPoint resultPoint3, ResultPoint resultPoint4, int i, int i2) {
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float a = a(resultPoint, resultPoint2) / i;
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float a2 = a(resultPoint3, resultPoint4);
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ResultPoint resultPoint5 = new ResultPoint(resultPoint4.a() + (((resultPoint4.a() - resultPoint3.a()) / a2) * a), resultPoint4.b() + (a * ((resultPoint4.b() - resultPoint3.b()) / a2)));
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float a3 = a(resultPoint, resultPoint3) / i2;
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float a4 = a(resultPoint2, resultPoint4);
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ResultPoint resultPoint6 = new ResultPoint(resultPoint4.a() + (((resultPoint4.a() - resultPoint2.a()) / a4) * a3), resultPoint4.b() + (a3 * ((resultPoint4.b() - resultPoint2.b()) / a4)));
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if (a(resultPoint5)) {
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return (a(resultPoint6) && Math.abs(i - b(resultPoint3, resultPoint5).c()) + Math.abs(i2 - b(resultPoint2, resultPoint5).c()) > Math.abs(i - b(resultPoint3, resultPoint6).c()) + Math.abs(i2 - b(resultPoint2, resultPoint6).c())) ? resultPoint6 : resultPoint5;
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}
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if (a(resultPoint6)) {
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return resultPoint6;
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}
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return null;
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}
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private ResultPoint a(ResultPoint resultPoint, ResultPoint resultPoint2, ResultPoint resultPoint3, ResultPoint resultPoint4, int i) {
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float f = i;
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float a = a(resultPoint, resultPoint2) / f;
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float a2 = a(resultPoint3, resultPoint4);
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ResultPoint resultPoint5 = new ResultPoint(resultPoint4.a() + (((resultPoint4.a() - resultPoint3.a()) / a2) * a), resultPoint4.b() + (a * ((resultPoint4.b() - resultPoint3.b()) / a2)));
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float a3 = a(resultPoint, resultPoint3) / f;
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float a4 = a(resultPoint2, resultPoint4);
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ResultPoint resultPoint6 = new ResultPoint(resultPoint4.a() + (((resultPoint4.a() - resultPoint2.a()) / a4) * a3), resultPoint4.b() + (a3 * ((resultPoint4.b() - resultPoint2.b()) / a4)));
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if (a(resultPoint5)) {
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return (a(resultPoint6) && Math.abs(b(resultPoint3, resultPoint5).c() - b(resultPoint2, resultPoint5).c()) > Math.abs(b(resultPoint3, resultPoint6).c() - b(resultPoint2, resultPoint6).c())) ? resultPoint6 : resultPoint5;
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}
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if (a(resultPoint6)) {
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return resultPoint6;
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}
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return null;
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}
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private boolean a(ResultPoint resultPoint) {
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return resultPoint.a() >= 0.0f && resultPoint.a() < ((float) this.a.k()) && resultPoint.b() > 0.0f && resultPoint.b() < ((float) this.a.i());
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}
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private static int a(ResultPoint resultPoint, ResultPoint resultPoint2) {
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return MathUtils.a(ResultPoint.a(resultPoint, resultPoint2));
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}
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private static void a(Map<ResultPoint, Integer> map, ResultPoint resultPoint) {
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Integer num = map.get(resultPoint);
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map.put(resultPoint, Integer.valueOf(num != null ? 1 + num.intValue() : 1));
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}
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private static BitMatrix a(BitMatrix bitMatrix, ResultPoint resultPoint, ResultPoint resultPoint2, ResultPoint resultPoint3, ResultPoint resultPoint4, int i, int i2) throws NotFoundException {
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float f = i - 0.5f;
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float f2 = i2 - 0.5f;
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return GridSampler.a().a(bitMatrix, i, i2, 0.5f, 0.5f, f, 0.5f, f, f2, 0.5f, f2, resultPoint.a(), resultPoint.b(), resultPoint4.a(), resultPoint4.b(), resultPoint3.a(), resultPoint3.b(), resultPoint2.a(), resultPoint2.b());
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}
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}
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