533 lines
11 KiB
Smali
533 lines
11 KiB
Smali
.class final Lcom/google/zxing/qrcode/decoder/BitMatrixParser;
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.super Ljava/lang/Object;
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.source "BitMatrixParser.java"
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# instance fields
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.field private final bitMatrix:Lcom/google/zxing/common/BitMatrix;
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.field private parsedFormatInfo:Lcom/google/zxing/qrcode/decoder/FormatInformation;
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.field private parsedVersion:Lcom/google/zxing/qrcode/decoder/Version;
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# direct methods
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.method public constructor <init>(Lcom/google/zxing/common/BitMatrix;)V
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.locals 2
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Lcom/google/zxing/FormatException;
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}
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.end annotation
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.line 1
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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.line 2
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invoke-virtual {p1}, Lcom/google/zxing/common/BitMatrix;->getHeight()I
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move-result v0
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const/16 v1, 0x15
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if-lt v0, v1, :cond_0
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and-int/lit8 v0, v0, 0x3
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const/4 v1, 0x1
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if-ne v0, v1, :cond_0
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.line 3
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iput-object p1, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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return-void
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.line 4
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:cond_0
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invoke-static {}, Lcom/google/zxing/FormatException;->getFormatInstance()Lcom/google/zxing/FormatException;
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move-result-object p1
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throw p1
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.end method
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.method private copyBit(III)I
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.locals 1
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.line 1
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iget-object v0, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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invoke-virtual {v0, p1, p2}, Lcom/google/zxing/common/BitMatrix;->get(II)Z
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move-result p1
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if-eqz p1, :cond_0
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shl-int/lit8 p1, p3, 0x1
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or-int/lit8 p1, p1, 0x1
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goto :goto_0
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:cond_0
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shl-int/lit8 p1, p3, 0x1
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:goto_0
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return p1
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.end method
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# virtual methods
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.method public readCodewords()[B
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.locals 17
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Lcom/google/zxing/FormatException;
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}
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.end annotation
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move-object/from16 v0, p0
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.line 1
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invoke-virtual/range {p0 .. p0}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->readFormatInformation()Lcom/google/zxing/qrcode/decoder/FormatInformation;
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move-result-object v1
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.line 2
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invoke-virtual/range {p0 .. p0}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->readVersion()Lcom/google/zxing/qrcode/decoder/Version;
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move-result-object v2
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.line 3
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invoke-virtual {v1}, Lcom/google/zxing/qrcode/decoder/FormatInformation;->getDataMask()B
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move-result v1
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invoke-static {v1}, Lcom/google/zxing/qrcode/decoder/DataMask;->forReference(I)Lcom/google/zxing/qrcode/decoder/DataMask;
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move-result-object v1
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.line 4
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iget-object v3, v0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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invoke-virtual {v3}, Lcom/google/zxing/common/BitMatrix;->getHeight()I
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move-result v3
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.line 5
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iget-object v4, v0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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invoke-virtual {v1, v4, v3}, Lcom/google/zxing/qrcode/decoder/DataMask;->unmaskBitMatrix(Lcom/google/zxing/common/BitMatrix;I)V
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.line 6
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invoke-virtual {v2}, Lcom/google/zxing/qrcode/decoder/Version;->buildFunctionPattern()Lcom/google/zxing/common/BitMatrix;
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move-result-object v1
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.line 7
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invoke-virtual {v2}, Lcom/google/zxing/qrcode/decoder/Version;->getTotalCodewords()I
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move-result v4
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new-array v4, v4, [B
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add-int/lit8 v5, v3, -0x1
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const/4 v7, 0x1
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move v8, v5
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const/4 v9, 0x0
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const/4 v10, 0x0
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const/4 v11, 0x0
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:goto_0
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if-gtz v8, :cond_1
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.line 8
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invoke-virtual {v2}, Lcom/google/zxing/qrcode/decoder/Version;->getTotalCodewords()I
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move-result v1
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if-ne v9, v1, :cond_0
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return-object v4
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.line 9
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:cond_0
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invoke-static {}, Lcom/google/zxing/FormatException;->getFormatInstance()Lcom/google/zxing/FormatException;
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move-result-object v1
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throw v1
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:cond_1
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const/4 v12, 0x6
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if-ne v8, v12, :cond_2
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add-int/lit8 v8, v8, -0x1
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:cond_2
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const/4 v12, 0x0
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:goto_1
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if-lt v12, v3, :cond_3
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xor-int/lit8 v7, v7, 0x1
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add-int/lit8 v8, v8, -0x2
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goto :goto_0
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:cond_3
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if-eqz v7, :cond_4
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sub-int v13, v5, v12
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goto :goto_2
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:cond_4
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move v13, v12
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:goto_2
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const/4 v14, 0x0
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:goto_3
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const/4 v15, 0x2
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if-lt v14, v15, :cond_5
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add-int/lit8 v12, v12, 0x1
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goto :goto_1
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:cond_5
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sub-int v15, v8, v14
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.line 10
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invoke-virtual {v1, v15, v13}, Lcom/google/zxing/common/BitMatrix;->get(II)Z
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move-result v16
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if-nez v16, :cond_7
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add-int/lit8 v10, v10, 0x1
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shl-int/lit8 v11, v11, 0x1
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.line 11
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iget-object v6, v0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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invoke-virtual {v6, v15, v13}, Lcom/google/zxing/common/BitMatrix;->get(II)Z
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move-result v6
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if-eqz v6, :cond_6
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or-int/lit8 v6, v11, 0x1
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move v11, v6
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:cond_6
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const/16 v6, 0x8
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if-ne v10, v6, :cond_7
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add-int/lit8 v6, v9, 0x1
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int-to-byte v10, v11
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.line 12
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aput-byte v10, v4, v9
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move v9, v6
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const/4 v10, 0x0
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const/4 v11, 0x0
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:cond_7
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add-int/lit8 v14, v14, 0x1
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goto :goto_3
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.end method
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.method public readFormatInformation()Lcom/google/zxing/qrcode/decoder/FormatInformation;
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.locals 6
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Lcom/google/zxing/FormatException;
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}
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.end annotation
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.line 1
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iget-object v0, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->parsedFormatInfo:Lcom/google/zxing/qrcode/decoder/FormatInformation;
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if-eqz v0, :cond_0
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return-object v0
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:cond_0
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const/4 v0, 0x0
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move v1, v0
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move v2, v1
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:goto_0
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const/4 v3, 0x6
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const/16 v4, 0x8
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if-lt v1, v3, :cond_5
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const/4 v1, 0x7
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.line 2
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invoke-direct {p0, v1, v4, v2}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v2
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.line 3
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invoke-direct {p0, v4, v4, v2}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v2
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.line 4
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invoke-direct {p0, v4, v1, v2}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v1
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const/4 v2, 0x5
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:goto_1
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if-gez v2, :cond_4
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.line 5
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iget-object v2, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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invoke-virtual {v2}, Lcom/google/zxing/common/BitMatrix;->getHeight()I
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move-result v3
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add-int/lit8 v5, v3, -0x7
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add-int/lit8 v2, v3, -0x1
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:goto_2
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if-ge v2, v5, :cond_3
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add-int/lit8 v2, v3, -0x8
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:goto_3
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if-lt v2, v3, :cond_2
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.line 6
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invoke-static {v1, v0}, Lcom/google/zxing/qrcode/decoder/FormatInformation;->decodeFormatInformation(II)Lcom/google/zxing/qrcode/decoder/FormatInformation;
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move-result-object v0
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iput-object v0, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->parsedFormatInfo:Lcom/google/zxing/qrcode/decoder/FormatInformation;
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if-eqz v0, :cond_1
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return-object v0
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.line 7
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:cond_1
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invoke-static {}, Lcom/google/zxing/FormatException;->getFormatInstance()Lcom/google/zxing/FormatException;
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move-result-object v0
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throw v0
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.line 8
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:cond_2
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invoke-direct {p0, v2, v4, v0}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v0
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add-int/lit8 v2, v2, 0x1
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goto :goto_3
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.line 9
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:cond_3
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invoke-direct {p0, v4, v2, v0}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v0
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add-int/lit8 v2, v2, -0x1
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goto :goto_2
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.line 10
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:cond_4
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invoke-direct {p0, v4, v2, v1}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v1
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add-int/lit8 v2, v2, -0x1
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goto :goto_1
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.line 11
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:cond_5
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invoke-direct {p0, v1, v4, v2}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v2
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add-int/lit8 v1, v1, 0x1
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goto :goto_0
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.end method
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.method public readVersion()Lcom/google/zxing/qrcode/decoder/Version;
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.locals 7
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Lcom/google/zxing/FormatException;
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}
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.end annotation
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.line 1
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iget-object v0, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->parsedVersion:Lcom/google/zxing/qrcode/decoder/Version;
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if-eqz v0, :cond_0
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return-object v0
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.line 2
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:cond_0
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iget-object v0, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->bitMatrix:Lcom/google/zxing/common/BitMatrix;
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invoke-virtual {v0}, Lcom/google/zxing/common/BitMatrix;->getHeight()I
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move-result v0
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add-int/lit8 v1, v0, -0x11
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shr-int/lit8 v1, v1, 0x2
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const/4 v2, 0x6
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if-gt v1, v2, :cond_1
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.line 3
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invoke-static {v1}, Lcom/google/zxing/qrcode/decoder/Version;->getVersionForNumber(I)Lcom/google/zxing/qrcode/decoder/Version;
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move-result-object v0
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return-object v0
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:cond_1
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add-int/lit8 v1, v0, -0xb
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const/4 v2, 0x5
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const/4 v3, 0x0
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move v4, v2
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move v5, v3
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:goto_0
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if-gez v4, :cond_6
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.line 4
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invoke-static {v5}, Lcom/google/zxing/qrcode/decoder/Version;->decodeVersionInformation(I)Lcom/google/zxing/qrcode/decoder/Version;
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move-result-object v4
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if-eqz v4, :cond_2
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.line 5
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invoke-virtual {v4}, Lcom/google/zxing/qrcode/decoder/Version;->getDimensionForVersion()I
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move-result v5
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if-ne v5, v0, :cond_2
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.line 6
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iput-object v4, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->parsedVersion:Lcom/google/zxing/qrcode/decoder/Version;
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return-object v4
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:cond_2
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move v6, v2
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:goto_1
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if-gez v6, :cond_4
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.line 7
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invoke-static {v3}, Lcom/google/zxing/qrcode/decoder/Version;->decodeVersionInformation(I)Lcom/google/zxing/qrcode/decoder/Version;
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move-result-object v1
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if-eqz v1, :cond_3
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.line 8
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invoke-virtual {v1}, Lcom/google/zxing/qrcode/decoder/Version;->getDimensionForVersion()I
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move-result v2
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if-ne v2, v0, :cond_3
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.line 9
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iput-object v1, p0, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->parsedVersion:Lcom/google/zxing/qrcode/decoder/Version;
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return-object v1
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.line 10
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:cond_3
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invoke-static {}, Lcom/google/zxing/FormatException;->getFormatInstance()Lcom/google/zxing/FormatException;
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move-result-object v0
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throw v0
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:cond_4
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add-int/lit8 v2, v0, -0x9
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:goto_2
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if-ge v2, v1, :cond_5
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add-int/lit8 v6, v6, -0x1
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goto :goto_1
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.line 11
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:cond_5
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invoke-direct {p0, v6, v2, v3}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v3
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add-int/lit8 v2, v2, -0x1
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goto :goto_2
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:cond_6
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add-int/lit8 v6, v0, -0x9
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:goto_3
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if-ge v6, v1, :cond_7
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add-int/lit8 v4, v4, -0x1
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goto :goto_0
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.line 12
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:cond_7
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invoke-direct {p0, v6, v4, v5}, Lcom/google/zxing/qrcode/decoder/BitMatrixParser;->copyBit(III)I
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move-result v5
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add-int/lit8 v6, v6, -0x1
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goto :goto_3
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.end method
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