package com.google.zxing.qrcode.decoder;

import com.google.zxing.FormatException;
import com.google.zxing.common.BitMatrix;

/* loaded from: classes.dex */
final class BitMatrixParser {
    private final BitMatrix a;
    private Version b;
    private FormatInformation c;
    private boolean d;

    BitMatrixParser(BitMatrix bitMatrix) throws FormatException {
        int i = bitMatrix.i();
        if (i < 21 || (i & 3) != 1) {
            throw FormatException.getFormatInstance();
        }
        this.a = bitMatrix;
    }

    private int a(int i, int i2, int i3) {
        return this.d ? this.a.b(i2, i) : this.a.b(i, i2) ? (i3 << 1) | 1 : i3 << 1;
    }

    byte[] b() throws FormatException {
        FormatInformation c = c();
        Version d = d();
        DataMask dataMask = DataMask.values()[c.a()];
        int i = this.a.i();
        dataMask.a(this.a, i);
        BitMatrix a = d.a();
        byte[] bArr = new byte[d.d()];
        int i2 = i - 1;
        int i3 = i2;
        int i4 = 0;
        boolean z = true;
        int i5 = 0;
        int i6 = 0;
        while (i3 > 0) {
            if (i3 == 6) {
                i3--;
            }
            int i7 = i6;
            int i8 = i5;
            int i9 = i4;
            int i10 = 0;
            while (i10 < i) {
                int i11 = z ? i2 - i10 : i10;
                int i12 = i7;
                int i13 = i8;
                int i14 = i9;
                for (int i15 = 0; i15 < 2; i15++) {
                    int i16 = i3 - i15;
                    if (!a.b(i16, i11)) {
                        i13++;
                        int i17 = i12 << 1;
                        int i18 = this.a.b(i16, i11) ? i17 | 1 : i17;
                        if (i13 == 8) {
                            bArr[i14] = (byte) i18;
                            i14++;
                            i13 = 0;
                            i12 = 0;
                        } else {
                            i12 = i18;
                        }
                    }
                }
                i10++;
                i9 = i14;
                i8 = i13;
                i7 = i12;
            }
            z = !z;
            i3 -= 2;
            i4 = i9;
            i5 = i8;
            i6 = i7;
        }
        if (i4 == d.d()) {
            return bArr;
        }
        throw FormatException.getFormatInstance();
    }

    FormatInformation c() throws FormatException {
        FormatInformation formatInformation = this.c;
        if (formatInformation != null) {
            return formatInformation;
        }
        int i = 0;
        int i2 = 0;
        for (int i3 = 0; i3 < 6; i3++) {
            i2 = a(i3, 8, i2);
        }
        int a = a(8, 7, a(8, 8, a(7, 8, i2)));
        for (int i4 = 5; i4 >= 0; i4--) {
            a = a(8, i4, a);
        }
        int i5 = this.a.i();
        int i6 = i5 - 7;
        for (int i7 = i5 - 1; i7 >= i6; i7--) {
            i = a(8, i7, i);
        }
        for (int i8 = i5 - 8; i8 < i5; i8++) {
            i = a(i8, 8, i);
        }
        this.c = FormatInformation.a(a, i);
        FormatInformation formatInformation2 = this.c;
        if (formatInformation2 != null) {
            return formatInformation2;
        }
        throw FormatException.getFormatInstance();
    }

    Version d() throws FormatException {
        Version version = this.b;
        if (version != null) {
            return version;
        }
        int i = this.a.i();
        int i2 = (i - 17) / 4;
        if (i2 <= 6) {
            return Version.c(i2);
        }
        int i3 = i - 11;
        int i4 = 0;
        int i5 = 0;
        for (int i6 = 5; i6 >= 0; i6--) {
            for (int i7 = i - 9; i7 >= i3; i7--) {
                i5 = a(i7, i6, i5);
            }
        }
        Version a = Version.a(i5);
        if (a != null && a.c() == i) {
            this.b = a;
            return a;
        }
        for (int i8 = 5; i8 >= 0; i8--) {
            for (int i9 = i - 9; i9 >= i3; i9--) {
                i4 = a(i8, i9, i4);
            }
        }
        Version a2 = Version.a(i4);
        if (a2 == null || a2.c() != i) {
            throw FormatException.getFormatInstance();
        }
        this.b = a2;
        return a2;
    }

    void e() {
        if (this.c == null) {
            return;
        }
        DataMask.values()[this.c.a()].a(this.a, this.a.i());
    }

    void a(boolean z) {
        this.b = null;
        this.c = null;
        this.d = z;
    }

    void a() {
        int i = 0;
        while (i < this.a.k()) {
            int i2 = i + 1;
            for (int i3 = i2; i3 < this.a.i(); i3++) {
                if (this.a.b(i, i3) != this.a.b(i3, i)) {
                    this.a.a(i3, i);
                    this.a.a(i, i3);
                }
            }
            i = i2;
        }
    }
}