package com.google.zxing.oned;

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.ReaderException;
import com.google.zxing.Result;
import com.google.zxing.ResultMetadataType;
import com.google.zxing.ResultPoint;
import com.google.zxing.common.BitArray;
import java.util.Arrays;
import java.util.EnumMap;
import java.util.Map;

/* loaded from: classes.dex */
public abstract class OneDReader implements Reader {
    private Result b(BinaryBitmap binaryBitmap, Map<DecodeHintType, ?> map) throws NotFoundException {
        int i;
        int i2;
        int c = binaryBitmap.c();
        int b = binaryBitmap.b();
        BitArray bitArray = new BitArray(c);
        char c2 = 0;
        int i3 = 1;
        boolean z = map != null && map.containsKey(DecodeHintType.TRY_HARDER);
        int max = Math.max(1, b >> (z ? 8 : 5));
        int i4 = z ? b : 15;
        int i5 = b / 2;
        Map<DecodeHintType, ?> map2 = map;
        int i6 = 0;
        while (i6 < i4) {
            int i7 = i6 + 1;
            int i8 = i7 / 2;
            if (!((i6 & 1) == 0)) {
                i8 = -i8;
            }
            int i9 = (i8 * max) + i5;
            if (i9 < 0 || i9 >= b) {
                break;
            }
            try {
                bitArray = binaryBitmap.a(i9, bitArray);
                Map<DecodeHintType, ?> map3 = map2;
                int i10 = 0;
                while (i10 < 2) {
                    if (i10 == i3) {
                        bitArray.j();
                        if (map3 != null && map3.containsKey(DecodeHintType.NEED_RESULT_POINT_CALLBACK)) {
                            EnumMap enumMap = new EnumMap(DecodeHintType.class);
                            enumMap.putAll(map3);
                            enumMap.remove(DecodeHintType.NEED_RESULT_POINT_CALLBACK);
                            map3 = enumMap;
                        }
                    }
                    try {
                        Result a = a(i9, bitArray, map3);
                        if (i10 == i3) {
                            a.a(ResultMetadataType.ORIENTATION, 180);
                            ResultPoint[] d = a.d();
                            if (d != null) {
                                float f = c;
                                i2 = c;
                                try {
                                    d[0] = new ResultPoint((f - d[c2].a()) - 1.0f, d[c2].b());
                                    try {
                                        d[1] = new ResultPoint((f - d[1].a()) - 1.0f, d[1].b());
                                    } catch (ReaderException unused) {
                                        continue;
                                        i10++;
                                        c = i2;
                                        c2 = 0;
                                        i3 = 1;
                                    }
                                } catch (ReaderException unused2) {
                                    i10++;
                                    c = i2;
                                    c2 = 0;
                                    i3 = 1;
                                }
                            }
                        }
                        return a;
                    } catch (ReaderException unused3) {
                        i2 = c;
                    }
                }
                i = c;
                map2 = map3;
            } catch (NotFoundException unused4) {
                i = c;
            }
            i6 = i7;
            c = i;
            c2 = 0;
            i3 = 1;
        }
        throw NotFoundException.getNotFoundInstance();
    }

    public abstract Result a(int i, BitArray bitArray, Map<DecodeHintType, ?> map) throws NotFoundException, ChecksumException, FormatException;

    @Override // com.google.zxing.Reader
    public Result a(BinaryBitmap binaryBitmap, Map<DecodeHintType, ?> map) throws NotFoundException, FormatException {
        try {
            return b(binaryBitmap, map);
        } catch (NotFoundException e) {
            if (!(map != null && map.containsKey(DecodeHintType.TRY_HARDER)) || !binaryBitmap.d()) {
                throw e;
            }
            binaryBitmap.e();
            throw null;
        }
    }

    @Override // com.google.zxing.Reader
    public void reset() {
    }

    protected static void a(BitArray bitArray, int i, int[] iArr) throws NotFoundException {
        int length = iArr.length;
        int i2 = 0;
        Arrays.fill(iArr, 0, length, 0);
        int h = bitArray.h();
        if (i < h) {
            boolean z = !bitArray.a(i);
            while (i < h) {
                if (bitArray.a(i) == z) {
                    i2++;
                    if (i2 == length) {
                        break;
                    }
                    iArr[i2] = 1;
                    z = !z;
                } else {
                    iArr[i2] = iArr[i2] + 1;
                }
                i++;
            }
            if (i2 != length) {
                if (i2 != length - 1 || i != h) {
                    throw NotFoundException.getNotFoundInstance();
                }
                return;
            }
            return;
        }
        throw NotFoundException.getNotFoundInstance();
    }

    protected static float a(int[] iArr, int[] iArr2, float f) {
        int length = iArr.length;
        int i = 0;
        int i2 = 0;
        for (int i3 = 0; i3 < length; i3++) {
            i += iArr[i3];
            i2 += iArr2[i3];
        }
        if (i < i2) {
            return Float.POSITIVE_INFINITY;
        }
        float f2 = i;
        float f3 = f2 / i2;
        float f4 = f * f3;
        float f5 = 0.0f;
        for (int i4 = 0; i4 < length; i4++) {
            float f6 = iArr2[i4] * f3;
            float f7 = iArr[i4];
            float f8 = f7 > f6 ? f7 - f6 : f6 - f7;
            if (f8 > f4) {
                return Float.POSITIVE_INFINITY;
            }
            f5 += f8;
        }
        return f5 / f2;
    }

    protected static void b(BitArray bitArray, int i, int[] iArr) throws NotFoundException {
        int length = iArr.length;
        boolean a = bitArray.a(i);
        while (i > 0 && length >= 0) {
            i--;
            if (bitArray.a(i) != a) {
                length--;
                a = !a;
            }
        }
        if (length < 0) {
            a(bitArray, i + 1, iArr);
            return;
        }
        throw NotFoundException.getNotFoundInstance();
    }
}