WhiteRectangleDetector.smali
.class public final Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;
.super Ljava/lang/Object;
# static fields
.field private static final CORR:I = 0x1
.field private static final INIT_SIZE:I = 0xa
# instance fields
.field private final downInit:I
.field private final height:I
.field private final image:Lcom/dcloud/zxing2/common/BitMatrix;
.field private final leftInit:I
.field private final rightInit:I
.field private final upInit:I
.field private final width:I
# direct methods
.method public constructor <init>(Lcom/dcloud/zxing2/common/BitMatrix;)V
.registers 5
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/dcloud/zxing2/NotFoundException;
}
.end annotation
.line 1
invoke-virtual {p1}, Lcom/dcloud/zxing2/common/BitMatrix;->getWidth()I
move-result v0
div-int/lit8 v0, v0, 0x2
invoke-virtual {p1}, Lcom/dcloud/zxing2/common/BitMatrix;->getHeight()I
move-result v1
div-int/lit8 v1, v1, 0x2
const/16 v2, 0xa
invoke-direct {p0, p1, v2, v0, v1}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;-><init>(Lcom/dcloud/zxing2/common/BitMatrix;III)V
return-void
.end method
.method public constructor <init>(Lcom/dcloud/zxing2/common/BitMatrix;III)V
.registers 8
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/dcloud/zxing2/NotFoundException;
}
.end annotation
.line 2
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
.line 3
iput-object p1, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->image:Lcom/dcloud/zxing2/common/BitMatrix;
.line 4
invoke-virtual {p1}, Lcom/dcloud/zxing2/common/BitMatrix;->getHeight()I
move-result v0
iput v0, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->height:I
.line 5
invoke-virtual {p1}, Lcom/dcloud/zxing2/common/BitMatrix;->getWidth()I
move-result p1
iput p1, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->width:I
.line 6
div-int/lit8 p2, p2, 0x2
sub-int v1, p3, p2
.line 7
iput v1, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->leftInit:I
add-int/2addr p3, p2
.line 8
iput p3, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->rightInit:I
sub-int v2, p4, p2
.line 9
iput v2, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->upInit:I
add-int/2addr p4, p2
.line 10
iput p4, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->downInit:I
if-ltz v2, :cond_2a
if-ltz v1, :cond_2a
if-ge p4, v0, :cond_2a
if-ge p3, p1, :cond_2a
return-void
.line 12
:cond_2a
invoke-static {}, Lcom/dcloud/zxing2/NotFoundException;->getNotFoundInstance()Lcom/dcloud/zxing2/NotFoundException;
move-result-object p1
throw p1
.end method
.method private centerEdges(Lcom/dcloud/zxing2/ResultPoint;Lcom/dcloud/zxing2/ResultPoint;Lcom/dcloud/zxing2/ResultPoint;Lcom/dcloud/zxing2/ResultPoint;)[Lcom/dcloud/zxing2/ResultPoint;
.registers 16
.line 1
invoke-virtual {p1}, Lcom/dcloud/zxing2/ResultPoint;->getX()F
move-result v0
.line 2
invoke-virtual {p1}, Lcom/dcloud/zxing2/ResultPoint;->getY()F
move-result p1
.line 3
invoke-virtual {p2}, Lcom/dcloud/zxing2/ResultPoint;->getX()F
move-result v1
.line 4
invoke-virtual {p2}, Lcom/dcloud/zxing2/ResultPoint;->getY()F
move-result p2
.line 5
invoke-virtual {p3}, Lcom/dcloud/zxing2/ResultPoint;->getX()F
move-result v2
.line 6
invoke-virtual {p3}, Lcom/dcloud/zxing2/ResultPoint;->getY()F
move-result p3
.line 7
invoke-virtual {p4}, Lcom/dcloud/zxing2/ResultPoint;->getX()F
move-result v3
.line 8
invoke-virtual {p4}, Lcom/dcloud/zxing2/ResultPoint;->getY()F
move-result p4
.line 10
iget v4, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->width:I
int-to-float v4, v4
const/high16 v5, 0x40000000 # 2.0f
div-float/2addr v4, v5
cmpg-float v4, v0, v4
const/4 v5, 0x3
const/4 v6, 0x2
const/4 v7, 0x1
const/4 v8, 0x0
const/4 v9, 0x4
const/high16 v10, 0x3f800000 # 1.0f
if-gez v4, :cond_58
new-array v4, v9, [Lcom/dcloud/zxing2/ResultPoint;
.line 11
new-instance v9, Lcom/dcloud/zxing2/ResultPoint;
sub-float/2addr v3, v10
add-float/2addr p4, v10
invoke-direct {v9, v3, p4}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object v9, v4, v8
new-instance p4, Lcom/dcloud/zxing2/ResultPoint;
add-float/2addr v1, v10
add-float/2addr p2, v10
invoke-direct {p4, v1, p2}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object p4, v4, v7
new-instance p2, Lcom/dcloud/zxing2/ResultPoint;
sub-float/2addr v2, v10
sub-float/2addr p3, v10
invoke-direct {p2, v2, p3}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object p2, v4, v6
new-instance p2, Lcom/dcloud/zxing2/ResultPoint;
add-float/2addr v0, v10
sub-float/2addr p1, v10
invoke-direct {p2, v0, p1}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object p2, v4, v5
return-object v4
:cond_58
new-array v4, v9, [Lcom/dcloud/zxing2/ResultPoint;
.line 17
new-instance v9, Lcom/dcloud/zxing2/ResultPoint;
add-float/2addr v3, v10
add-float/2addr p4, v10
invoke-direct {v9, v3, p4}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object v9, v4, v8
new-instance p4, Lcom/dcloud/zxing2/ResultPoint;
add-float/2addr v1, v10
sub-float/2addr p2, v10
invoke-direct {p4, v1, p2}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object p4, v4, v7
new-instance p2, Lcom/dcloud/zxing2/ResultPoint;
sub-float/2addr v2, v10
add-float/2addr p3, v10
invoke-direct {p2, v2, p3}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object p2, v4, v6
new-instance p2, Lcom/dcloud/zxing2/ResultPoint;
sub-float/2addr v0, v10
sub-float/2addr p1, v10
invoke-direct {p2, v0, p1}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
aput-object p2, v4, v5
return-object v4
.end method
.method private containsBlackPoint(IIIZ)Z
.registers 6
const/4 v0, 0x1
if-eqz p4, :cond_11
:goto_3
if-gt p1, p2, :cond_1f
.line 1
iget-object p4, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->image:Lcom/dcloud/zxing2/common/BitMatrix;
invoke-virtual {p4, p1, p3}, Lcom/dcloud/zxing2/common/BitMatrix;->get(II)Z
move-result p4
if-eqz p4, :cond_e
return v0
:cond_e
add-int/lit8 p1, p1, 0x1
goto :goto_3
:cond_11
:goto_11
if-gt p1, p2, :cond_1f
.line 7
iget-object p4, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->image:Lcom/dcloud/zxing2/common/BitMatrix;
invoke-virtual {p4, p3, p1}, Lcom/dcloud/zxing2/common/BitMatrix;->get(II)Z
move-result p4
if-eqz p4, :cond_1c
return v0
:cond_1c
add-int/lit8 p1, p1, 0x1
goto :goto_11
:cond_1f
const/4 p1, 0x0
return p1
.end method
.method private getBlackPointOnSegment(FFFF)Lcom/dcloud/zxing2/ResultPoint;
.registers 10
.line 1
invoke-static {p1, p2, p3, p4}, Lcom/dcloud/zxing2/common/detector/MathUtils;->distance(FFFF)F
move-result v0
invoke-static {v0}, Lcom/dcloud/zxing2/common/detector/MathUtils;->round(F)I
move-result v0
sub-float/2addr p3, p1
int-to-float v1, v0
div-float/2addr p3, v1
sub-float/2addr p4, p2
div-float/2addr p4, v1
const/4 v1, 0x0
:goto_e
if-ge v1, v0, :cond_31
int-to-float v2, v1
mul-float v3, v2, p3
add-float/2addr v3, p1
.line 6
invoke-static {v3}, Lcom/dcloud/zxing2/common/detector/MathUtils;->round(F)I
move-result v3
mul-float/2addr v2, p4
add-float/2addr v2, p2
.line 7
invoke-static {v2}, Lcom/dcloud/zxing2/common/detector/MathUtils;->round(F)I
move-result v2
.line 8
iget-object v4, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->image:Lcom/dcloud/zxing2/common/BitMatrix;
invoke-virtual {v4, v3, v2}, Lcom/dcloud/zxing2/common/BitMatrix;->get(II)Z
move-result v4
if-eqz v4, :cond_2e
.line 9
new-instance p1, Lcom/dcloud/zxing2/ResultPoint;
int-to-float p2, v3
int-to-float p3, v2
invoke-direct {p1, p2, p3}, Lcom/dcloud/zxing2/ResultPoint;-><init>(FF)V
return-object p1
:cond_2e
add-int/lit8 v1, v1, 0x1
goto :goto_e
:cond_31
const/4 p1, 0x0
return-object p1
.end method
# virtual methods
.method public detect()[Lcom/dcloud/zxing2/ResultPoint;
.registers 14
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/dcloud/zxing2/NotFoundException;
}
.end annotation
.line 1
iget v0, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->leftInit:I
.line 2
iget v1, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->rightInit:I
.line 3
iget v2, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->upInit:I
.line 4
iget v3, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->downInit:I
const/4 v4, 0x0
const/4 v5, 0x1
move v7, v4
move v8, v7
move v9, v8
move v10, v9
move v11, v10
move v6, v5
:cond_10
:goto_10
if-eqz v6, :cond_8a
move v12, v4
move v6, v5
:cond_14
:goto_14
if-nez v6, :cond_18
if-nez v8, :cond_2c
.line 22
:cond_18
iget v6, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->width:I
if-ge v1, v6, :cond_2c
.line 23
invoke-direct {p0, v2, v3, v1, v4}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->containsBlackPoint(IIIZ)Z
move-result v6
if-eqz v6, :cond_27
add-int/lit8 v1, v1, 0x1
move v8, v5
move v12, v8
goto :goto_14
:cond_27
if-nez v8, :cond_14
add-int/lit8 v1, v1, 0x1
goto :goto_14
.line 33
:cond_2c
iget v6, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->width:I
if-lt v1, v6, :cond_32
goto/16 :goto_84
:cond_32
move v6, v5
:cond_33
:goto_33
if-nez v6, :cond_37
if-nez v9, :cond_4b
.line 42
:cond_37
iget v6, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->height:I
if-ge v3, v6, :cond_4b
.line 43
invoke-direct {p0, v0, v1, v3, v5}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->containsBlackPoint(IIIZ)Z
move-result v6
if-eqz v6, :cond_46
add-int/lit8 v3, v3, 0x1
move v9, v5
move v12, v9
goto :goto_33
:cond_46
if-nez v9, :cond_33
add-int/lit8 v3, v3, 0x1
goto :goto_33
.line 53
:cond_4b
iget v6, p0, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->height:I
if-lt v3, v6, :cond_50
goto :goto_84
:cond_50
move v6, v5
:cond_51
:goto_51
if-nez v6, :cond_55
if-nez v10, :cond_67
:cond_55
if-ltz v0, :cond_67
.line 63
invoke-direct {p0, v2, v3, v0, v4}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->containsBlackPoint(IIIZ)Z
move-result v6
if-eqz v6, :cond_62
add-int/lit8 v0, v0, -0x1
move v10, v5
move v12, v10
goto :goto_51
:cond_62
if-nez v10, :cond_51
add-int/lit8 v0, v0, -0x1
goto :goto_51
:cond_67
if-gez v0, :cond_6a
goto :goto_84
:cond_6a
move v6, v12
move v12, v5
:cond_6c
:goto_6c
if-nez v12, :cond_70
if-nez v11, :cond_82
:cond_70
if-ltz v2, :cond_82
.line 83
invoke-direct {p0, v0, v1, v2, v5}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->containsBlackPoint(IIIZ)Z
move-result v12
if-eqz v12, :cond_7d
add-int/lit8 v2, v2, -0x1
move v6, v5
move v11, v6
goto :goto_6c
:cond_7d
if-nez v11, :cond_6c
add-int/lit8 v2, v2, -0x1
goto :goto_6c
:cond_82
if-gez v2, :cond_86
:goto_84
move v4, v5
goto :goto_8a
:cond_86
if-eqz v6, :cond_10
move v7, v5
goto :goto_10
:cond_8a
:goto_8a
if-nez v4, :cond_108
if-eqz v7, :cond_108
sub-int v4, v1, v0
const/4 v6, 0x0
move v7, v5
move-object v8, v6
:goto_93
if-ge v7, v4, :cond_a7
int-to-float v8, v0
sub-int v9, v3, v7
int-to-float v9, v9
add-int v10, v0, v7
int-to-float v10, v10
int-to-float v11, v3
.line 110
invoke-direct {p0, v8, v9, v10, v11}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->getBlackPointOnSegment(FFFF)Lcom/dcloud/zxing2/ResultPoint;
move-result-object v8
if-eqz v8, :cond_a4
goto :goto_a7
:cond_a4
add-int/lit8 v7, v7, 0x1
goto :goto_93
:cond_a7
:goto_a7
if-eqz v8, :cond_103
move v7, v5
move-object v9, v6
:goto_ab
if-ge v7, v4, :cond_bf
int-to-float v9, v0
add-int v10, v2, v7
int-to-float v10, v10
add-int v11, v0, v7
int-to-float v11, v11
int-to-float v12, v2
.line 123
invoke-direct {p0, v9, v10, v11, v12}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->getBlackPointOnSegment(FFFF)Lcom/dcloud/zxing2/ResultPoint;
move-result-object v9
if-eqz v9, :cond_bc
goto :goto_bf
:cond_bc
add-int/lit8 v7, v7, 0x1
goto :goto_ab
:cond_bf
:goto_bf
if-eqz v9, :cond_fe
move v0, v5
move-object v7, v6
:goto_c3
if-ge v0, v4, :cond_d7
int-to-float v7, v1
add-int v10, v2, v0
int-to-float v10, v10
sub-int v11, v1, v0
int-to-float v11, v11
int-to-float v12, v2
.line 136
invoke-direct {p0, v7, v10, v11, v12}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->getBlackPointOnSegment(FFFF)Lcom/dcloud/zxing2/ResultPoint;
move-result-object v7
if-eqz v7, :cond_d4
goto :goto_d7
:cond_d4
add-int/lit8 v0, v0, 0x1
goto :goto_c3
:cond_d7
:goto_d7
if-eqz v7, :cond_f9
:goto_d9
if-ge v5, v4, :cond_ed
int-to-float v0, v1
sub-int v2, v3, v5
int-to-float v2, v2
sub-int v6, v1, v5
int-to-float v6, v6
int-to-float v10, v3
.line 149
invoke-direct {p0, v0, v2, v6, v10}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->getBlackPointOnSegment(FFFF)Lcom/dcloud/zxing2/ResultPoint;
move-result-object v6
if-eqz v6, :cond_ea
goto :goto_ed
:cond_ea
add-int/lit8 v5, v5, 0x1
goto :goto_d9
:cond_ed
:goto_ed
if-eqz v6, :cond_f4
.line 159
invoke-direct {p0, v6, v8, v7, v9}, Lcom/dcloud/zxing2/common/detector/WhiteRectangleDetector;->centerEdges(Lcom/dcloud/zxing2/ResultPoint;Lcom/dcloud/zxing2/ResultPoint;Lcom/dcloud/zxing2/ResultPoint;Lcom/dcloud/zxing2/ResultPoint;)[Lcom/dcloud/zxing2/ResultPoint;
move-result-object v0
return-object v0
.line 160
:cond_f4
invoke-static {}, Lcom/dcloud/zxing2/NotFoundException;->getNotFoundInstance()Lcom/dcloud/zxing2/NotFoundException;
move-result-object v0
throw v0
.line 161
:cond_f9
invoke-static {}, Lcom/dcloud/zxing2/NotFoundException;->getNotFoundInstance()Lcom/dcloud/zxing2/NotFoundException;
move-result-object v0
throw v0
.line 162
:cond_fe
invoke-static {}, Lcom/dcloud/zxing2/NotFoundException;->getNotFoundInstance()Lcom/dcloud/zxing2/NotFoundException;
move-result-object v0
throw v0
.line 163
:cond_103
invoke-static {}, Lcom/dcloud/zxing2/NotFoundException;->getNotFoundInstance()Lcom/dcloud/zxing2/NotFoundException;
move-result-object v0
throw v0
.line 208
:cond_108
invoke-static {}, Lcom/dcloud/zxing2/NotFoundException;->getNotFoundInstance()Lcom/dcloud/zxing2/NotFoundException;
move-result-object v0
throw v0
.end method