JpegTranscoderUtils.smali
.class public Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;
.super Ljava/lang/Object;
.source "JpegTranscoderUtils.java"
# static fields
.field public static final DEFAULT_JPEG_QUALITY:I = 0x55
.field private static final FULL_ROUND:I = 0x168
.field public static final INVERTED_EXIF_ORIENTATIONS:Lcom/facebook/common/internal/ImmutableList;
.annotation system Ldalvik/annotation/Signature;
value = {
"Lcom/facebook/common/internal/ImmutableList<",
"Ljava/lang/Integer;",
">;"
}
.end annotation
.end field
.field public static final MAX_QUALITY:I = 0x64
.field public static final MAX_SCALE_NUMERATOR:I = 0x10
.field public static final MIN_QUALITY:I = 0x0
.field public static final MIN_SCALE_NUMERATOR:I = 0x1
.field public static final SCALE_DENOMINATOR:I = 0x8
# direct methods
.method static constructor <clinit>()V
.registers 5
const/4 v0, 0x4
new-array v1, v0, [Ljava/lang/Integer;
const/4 v2, 0x2
.line 35
invoke-static {v2}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v3
const/4 v4, 0x0
aput-object v3, v1, v4
const/4 v3, 0x7
.line 36
invoke-static {v3}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v3
const/4 v4, 0x1
aput-object v3, v1, v4
.line 37
invoke-static {v0}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v0
aput-object v0, v1, v2
const/4 v0, 0x5
.line 38
invoke-static {v0}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v0
const/4 v2, 0x3
aput-object v0, v1, v2
.line 34
invoke-static {v1}, Lcom/facebook/common/internal/ImmutableList;->of([Ljava/lang/Object;)Lcom/facebook/common/internal/ImmutableList;
move-result-object v0
sput-object v0, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->INVERTED_EXIF_ORIENTATIONS:Lcom/facebook/common/internal/ImmutableList;
return-void
.end method
.method public constructor <init>()V
.registers 1
.line 21
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
return-void
.end method
.method public static calculateDownsampleNumerator(I)I
.registers 2
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0
}
names = {
"downsampleRatio"
}
.end annotation
const/16 v0, 0x8
.line 169
div-int/2addr v0, p0
const/4 p0, 0x1
invoke-static {p0, v0}, Ljava/lang/Math;->max(II)I
move-result p0
return p0
.end method
.method public static determineResizeRatio(Lcom/facebook/imagepipeline/common/ResizeOptions;II)F
.registers 6
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0,
0x0,
0x0
}
names = {
"resizeOptions",
"width",
"height"
}
.end annotation
if-nez p0, :cond_5
const/high16 p0, 0x3f800000 # 1.0f
return p0
.line 143
:cond_5
iget v0, p0, Lcom/facebook/imagepipeline/common/ResizeOptions;->width:I
int-to-float v0, v0
int-to-float p1, p1
div-float/2addr v0, p1
.line 144
iget v1, p0, Lcom/facebook/imagepipeline/common/ResizeOptions;->height:I
int-to-float v1, v1
int-to-float p2, p2
div-float/2addr v1, p2
.line 145
invoke-static {v0, v1}, Ljava/lang/Math;->max(FF)F
move-result v0
mul-float v1, p1, v0
.line 147
iget v2, p0, Lcom/facebook/imagepipeline/common/ResizeOptions;->maxBitmapSize:F
cmpl-float v1, v1, v2
if-lez v1, :cond_1e
.line 148
iget v0, p0, Lcom/facebook/imagepipeline/common/ResizeOptions;->maxBitmapSize:F
div-float/2addr v0, p1
:cond_1e
mul-float p1, p2, v0
.line 150
iget v1, p0, Lcom/facebook/imagepipeline/common/ResizeOptions;->maxBitmapSize:F
cmpl-float p1, p1, v1
if-lez p1, :cond_2a
.line 151
iget p0, p0, Lcom/facebook/imagepipeline/common/ResizeOptions;->maxBitmapSize:F
div-float v0, p0, p2
:cond_2a
return v0
.end method
.method private static extractOrientationFromMetadata(Lcom/facebook/imagepipeline/image/EncodedImage;)I
.registers 3
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0
}
names = {
"encodedImage"
}
.end annotation
.line 236
invoke-virtual {p0}, Lcom/facebook/imagepipeline/image/EncodedImage;->getRotationAngle()I
move-result v0
const/16 v1, 0x5a
if-eq v0, v1, :cond_12
const/16 v1, 0xb4
if-eq v0, v1, :cond_12
const/16 v1, 0x10e
if-eq v0, v1, :cond_12
const/4 p0, 0x0
return p0
.line 240
:cond_12
invoke-virtual {p0}, Lcom/facebook/imagepipeline/image/EncodedImage;->getRotationAngle()I
move-result p0
return p0
.end method
.method public static getForceRotatedInvertedExifOrientation(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/image/EncodedImage;)I
.registers 5
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0,
0x0
}
names = {
"rotationOptions",
"encodedImage"
}
.end annotation
.line 123
invoke-virtual {p1}, Lcom/facebook/imagepipeline/image/EncodedImage;->getExifOrientation()I
move-result p1
.line 124
sget-object v0, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->INVERTED_EXIF_ORIENTATIONS:Lcom/facebook/common/internal/ImmutableList;
invoke-static {p1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object p1
invoke-virtual {v0, p1}, Lcom/facebook/common/internal/ImmutableList;->indexOf(Ljava/lang/Object;)I
move-result p1
if-ltz p1, :cond_2e
const/4 v1, 0x0
.line 129
invoke-virtual {p0}, Lcom/facebook/imagepipeline/common/RotationOptions;->useImageMetadata()Z
move-result v2
if-nez v2, :cond_1b
.line 130
invoke-virtual {p0}, Lcom/facebook/imagepipeline/common/RotationOptions;->getForcedAngle()I
move-result v1
.line 132
:cond_1b
div-int/lit8 v1, v1, 0x5a
add-int/2addr p1, v1
.line 134
invoke-virtual {v0}, Lcom/facebook/common/internal/ImmutableList;->size()I
move-result p0
rem-int/2addr p1, p0
.line 133
invoke-virtual {v0, p1}, Lcom/facebook/common/internal/ImmutableList;->get(I)Ljava/lang/Object;
move-result-object p0
check-cast p0, Ljava/lang/Integer;
invoke-virtual {p0}, Ljava/lang/Integer;->intValue()I
move-result p0
return p0
.line 126
:cond_2e
new-instance p0, Ljava/lang/IllegalArgumentException;
const-string p1, "Only accepts inverted exif orientations"
invoke-direct {p0, p1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw p0
.end method
.method public static getRotationAngle(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/image/EncodedImage;)I
.registers 3
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0,
0x0
}
names = {
"rotationOptions",
"encodedImage"
}
.end annotation
.line 104
invoke-virtual {p0}, Lcom/facebook/imagepipeline/common/RotationOptions;->rotationEnabled()Z
move-result v0
if-nez v0, :cond_8
const/4 p0, 0x0
return p0
.line 107
:cond_8
invoke-static {p1}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->extractOrientationFromMetadata(Lcom/facebook/imagepipeline/image/EncodedImage;)I
move-result p1
.line 108
invoke-virtual {p0}, Lcom/facebook/imagepipeline/common/RotationOptions;->useImageMetadata()Z
move-result v0
if-eqz v0, :cond_13
return p1
.line 111
:cond_13
invoke-virtual {p0}, Lcom/facebook/imagepipeline/common/RotationOptions;->getForcedAngle()I
move-result p0
add-int/2addr p1, p0
rem-int/lit16 p1, p1, 0x168
return p1
.end method
.method public static getSoftwareNumerator(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/common/ResizeOptions;Lcom/facebook/imagepipeline/image/EncodedImage;Z)I
.registers 8
.param p1 # Lcom/facebook/imagepipeline/common/ResizeOptions;
.annotation runtime Ljavax/annotation/Nullable;
.end annotation
.end param
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0,
0x0,
0x0,
0x0
}
names = {
"rotationOptions",
"resizeOptions",
"encodedImage",
"resizingEnabled"
}
.end annotation
const/16 v0, 0x8
if-nez p3, :cond_5
return v0
:cond_5
if-nez p1, :cond_8
return v0
.line 79
:cond_8
invoke-static {p0, p2}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->getRotationAngle(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/image/EncodedImage;)I
move-result p3
.line 81
sget-object v1, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->INVERTED_EXIF_ORIENTATIONS:Lcom/facebook/common/internal/ImmutableList;
invoke-virtual {p2}, Lcom/facebook/imagepipeline/image/EncodedImage;->getExifOrientation()I
move-result v2
invoke-static {v2}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v2
invoke-virtual {v1, v2}, Lcom/facebook/common/internal/ImmutableList;->contains(Ljava/lang/Object;)Z
move-result v1
const/4 v2, 0x0
if-eqz v1, :cond_22
.line 82
invoke-static {p0, p2}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->getForceRotatedInvertedExifOrientation(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/image/EncodedImage;)I
move-result p0
goto :goto_23
:cond_22
move p0, v2
:goto_23
const/16 v1, 0x5a
const/4 v3, 0x1
if-eq p3, v1, :cond_32
const/16 v1, 0x10e
if-eq p3, v1, :cond_32
const/4 p3, 0x5
if-eq p0, p3, :cond_32
const/4 p3, 0x7
if-ne p0, p3, :cond_33
:cond_32
move v2, v3
:cond_33
if-eqz v2, :cond_3a
.line 91
invoke-virtual {p2}, Lcom/facebook/imagepipeline/image/EncodedImage;->getHeight()I
move-result p0
goto :goto_3e
:cond_3a
invoke-virtual {p2}, Lcom/facebook/imagepipeline/image/EncodedImage;->getWidth()I
move-result p0
:goto_3e
if-eqz v2, :cond_45
.line 93
invoke-virtual {p2}, Lcom/facebook/imagepipeline/image/EncodedImage;->getWidth()I
move-result p2
goto :goto_49
:cond_45
invoke-virtual {p2}, Lcom/facebook/imagepipeline/image/EncodedImage;->getHeight()I
move-result p2
.line 95
:goto_49
invoke-static {p1, p0, p2}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->determineResizeRatio(Lcom/facebook/imagepipeline/common/ResizeOptions;II)F
move-result p0
.line 96
iget p1, p1, Lcom/facebook/imagepipeline/common/ResizeOptions;->roundUpFraction:F
invoke-static {p0, p1}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->roundNumerator(FF)I
move-result p0
if-le p0, v0, :cond_56
return v0
:cond_56
if-ge p0, v3, :cond_59
goto :goto_5a
:cond_59
move v3, p0
:goto_5a
return v3
.end method
.method public static getTransformationMatrix(Lcom/facebook/imagepipeline/image/EncodedImage;Lcom/facebook/imagepipeline/common/RotationOptions;)Landroid/graphics/Matrix;
.registers 4
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x10,
0x10
}
names = {
"encodedImage",
"rotationOptions"
}
.end annotation
.annotation runtime Ljavax/annotation/Nullable;
.end annotation
.line 185
sget-object v0, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->INVERTED_EXIF_ORIENTATIONS:Lcom/facebook/common/internal/ImmutableList;
.line 186
invoke-virtual {p0}, Lcom/facebook/imagepipeline/image/EncodedImage;->getExifOrientation()I
move-result v1
invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v1
.line 185
invoke-virtual {v0, v1}, Lcom/facebook/common/internal/ImmutableList;->contains(Ljava/lang/Object;)Z
move-result v0
if-eqz v0, :cond_19
.line 190
invoke-static {p1, p0}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->getForceRotatedInvertedExifOrientation(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/image/EncodedImage;)I
move-result p0
.line 191
invoke-static {p0}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->getTransformationMatrixFromInvertedExif(I)Landroid/graphics/Matrix;
move-result-object p0
goto :goto_2b
.line 194
:cond_19
invoke-static {p1, p0}, Lcom/facebook/imagepipeline/transcoder/JpegTranscoderUtils;->getRotationAngle(Lcom/facebook/imagepipeline/common/RotationOptions;Lcom/facebook/imagepipeline/image/EncodedImage;)I
move-result p0
if-eqz p0, :cond_2a
.line 196
new-instance p1, Landroid/graphics/Matrix;
invoke-direct {p1}, Landroid/graphics/Matrix;-><init>()V
int-to-float p0, p0
.line 197
invoke-virtual {p1, p0}, Landroid/graphics/Matrix;->setRotate(F)V
move-object p0, p1
goto :goto_2b
:cond_2a
const/4 p0, 0x0
:goto_2b
return-object p0
.end method
.method private static getTransformationMatrixFromInvertedExif(I)Landroid/graphics/Matrix;
.registers 5
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x10
}
names = {
"orientation"
}
.end annotation
.annotation runtime Ljavax/annotation/Nullable;
.end annotation
.line 212
new-instance v0, Landroid/graphics/Matrix;
invoke-direct {v0}, Landroid/graphics/Matrix;-><init>()V
const/4 v1, 0x2
const/high16 v2, 0x3f800000 # 1.0f
const/high16 v3, -0x40800000 # -1.0f
if-eq p0, v1, :cond_32
const/4 v1, 0x7
if-eq p0, v1, :cond_29
const/4 v1, 0x4
if-eq p0, v1, :cond_20
const/4 v1, 0x5
if-eq p0, v1, :cond_17
const/4 p0, 0x0
return-object p0
:cond_17
const/high16 p0, 0x42b40000 # 90.0f
.line 226
invoke-virtual {v0, p0}, Landroid/graphics/Matrix;->setRotate(F)V
.line 227
invoke-virtual {v0, v3, v2}, Landroid/graphics/Matrix;->postScale(FF)Z
goto :goto_35
:cond_20
const/high16 p0, 0x43340000 # 180.0f
.line 222
invoke-virtual {v0, p0}, Landroid/graphics/Matrix;->setRotate(F)V
.line 223
invoke-virtual {v0, v3, v2}, Landroid/graphics/Matrix;->postScale(FF)Z
goto :goto_35
:cond_29
const/high16 p0, -0x3d4c0000 # -90.0f
.line 218
invoke-virtual {v0, p0}, Landroid/graphics/Matrix;->setRotate(F)V
.line 219
invoke-virtual {v0, v3, v2}, Landroid/graphics/Matrix;->postScale(FF)Z
goto :goto_35
.line 215
:cond_32
invoke-virtual {v0, v3, v2}, Landroid/graphics/Matrix;->setScale(FF)V
:goto_35
return-object v0
.end method
.method public static isExifOrientationAllowed(I)Z
.registers 1
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0
}
names = {
"exifOrientation"
}
.end annotation
packed-switch p0, :pswitch_data_8
const/4 p0, 0x0
return p0
:pswitch_5
const/4 p0, 0x1
return p0
nop
:pswitch_data_8
.packed-switch 0x1
:pswitch_5
:pswitch_5
:pswitch_5
:pswitch_5
:pswitch_5
:pswitch_5
:pswitch_5
:pswitch_5
.end packed-switch
.end method
.method public static isRotationAngleAllowed(I)Z
.registers 2
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0
}
names = {
"degrees"
}
.end annotation
if-ltz p0, :cond_c
const/16 v0, 0x10e
if-gt p0, v0, :cond_c
.line 47
rem-int/lit8 p0, p0, 0x5a
if-nez p0, :cond_c
const/4 p0, 0x1
goto :goto_d
:cond_c
const/4 p0, 0x0
:goto_d
return p0
.end method
.method public static roundNumerator(FF)I
.registers 3
.annotation system Ldalvik/annotation/MethodParameters;
accessFlags = {
0x0,
0x0
}
names = {
"maxRatio",
"roundUpFraction"
}
.end annotation
const/high16 v0, 0x41000000 # 8.0f
mul-float/2addr p0, v0
add-float/2addr p1, p0
float-to-int p0, p1
return p0
.end method