KitKatPurgeableDecoder.smali

.class public Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;
.super Lcom/facebook/imagepipeline/nativecode/DalvikPurgeableDecoder;
.source "KitKatPurgeableDecoder.java"


# instance fields
.field private final mFlexByteArrayPool:Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;


# direct methods
.method public constructor <init>(Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;)V
    .registers 2
    .annotation system Ldalvik/annotation/MethodParameters;
        accessFlags = {
            0x0
        }
        names = {
            "flexByteArrayPool"
        }
    .end annotation

    .line 39
    invoke-direct {p0}, Lcom/facebook/imagepipeline/nativecode/DalvikPurgeableDecoder;-><init>()V

    .line 40
    iput-object p1, p0, Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;->mFlexByteArrayPool:Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;

    return-void
.end method

.method private static putEOI([BI)V
    .registers 3
    .annotation system Ldalvik/annotation/MethodParameters;
        accessFlags = {
            0x0,
            0x0
        }
        names = {
            "imageBytes",
            "offset"
        }
    .end annotation

    const/4 v0, -0x1

    .line 97
    aput-byte v0, p0, p1

    add-int/lit8 p1, p1, 0x1

    const/16 v0, -0x27

    .line 98
    aput-byte v0, p0, p1

    return-void
.end method


# virtual methods
.method protected decodeByteArrayAsPurgeable(Lcom/facebook/common/references/CloseableReference;Landroid/graphics/BitmapFactory$Options;)Landroid/graphics/Bitmap;
    .registers 7
    .annotation system Ldalvik/annotation/MethodParameters;
        accessFlags = {
            0x0,
            0x0
        }
        names = {
            "bytesRef",
            "options"
        }
    .end annotation

    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Lcom/facebook/common/references/CloseableReference<",
            "Lcom/facebook/common/memory/PooledByteBuffer;",
            ">;",
            "Landroid/graphics/BitmapFactory$Options;",
            ")",
            "Landroid/graphics/Bitmap;"
        }
    .end annotation

    .line 52
    invoke-virtual {p1}, Lcom/facebook/common/references/CloseableReference;->get()Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Lcom/facebook/common/memory/PooledByteBuffer;

    .line 53
    invoke-interface {p1}, Lcom/facebook/common/memory/PooledByteBuffer;->size()I

    move-result v0

    .line 54
    iget-object v1, p0, Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;->mFlexByteArrayPool:Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;

    invoke-virtual {v1, v0}, Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;->get(I)Lcom/facebook/common/references/CloseableReference;

    move-result-object v1

    .line 56
    :try_start_10
    invoke-virtual {v1}, Lcom/facebook/common/references/CloseableReference;->get()Ljava/lang/Object;

    move-result-object v2

    check-cast v2, [B

    const/4 v3, 0x0

    .line 57
    invoke-interface {p1, v3, v2, v3, v0}, Lcom/facebook/common/memory/PooledByteBuffer;->read(I[BII)I

    .line 58
    invoke-static {v2, v3, v0, p2}, Landroid/graphics/BitmapFactory;->decodeByteArray([BIILandroid/graphics/BitmapFactory$Options;)Landroid/graphics/Bitmap;

    move-result-object p1

    const-string p2, "BitmapFactory returned null"

    .line 59
    invoke-static {p1, p2}, Lcom/facebook/common/internal/Preconditions;->checkNotNull(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Landroid/graphics/Bitmap;
    :try_end_26
    .catchall {:try_start_10 .. :try_end_26} :catchall_2a

    .line 61
    invoke-static {v1}, Lcom/facebook/common/references/CloseableReference;->closeSafely(Lcom/facebook/common/references/CloseableReference;)V

    return-object p1

    :catchall_2a
    move-exception p1

    invoke-static {v1}, Lcom/facebook/common/references/CloseableReference;->closeSafely(Lcom/facebook/common/references/CloseableReference;)V

    .line 62
    throw p1
.end method

.method protected decodeJPEGByteArrayAsPurgeable(Lcom/facebook/common/references/CloseableReference;ILandroid/graphics/BitmapFactory$Options;)Landroid/graphics/Bitmap;
    .registers 9
    .annotation system Ldalvik/annotation/MethodParameters;
        accessFlags = {
            0x0,
            0x0,
            0x0
        }
        names = {
            "bytesRef",
            "length",
            "options"
        }
    .end annotation

    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Lcom/facebook/common/references/CloseableReference<",
            "Lcom/facebook/common/memory/PooledByteBuffer;",
            ">;I",
            "Landroid/graphics/BitmapFactory$Options;",
            ")",
            "Landroid/graphics/Bitmap;"
        }
    .end annotation

    .line 76
    invoke-static {p1, p2}, Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;->endsWithEOI(Lcom/facebook/common/references/CloseableReference;I)Z

    move-result v0

    if-eqz v0, :cond_8

    const/4 v0, 0x0

    goto :goto_a

    :cond_8
    sget-object v0, Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;->EOI:[B

    .line 77
    :goto_a
    invoke-virtual {p1}, Lcom/facebook/common/references/CloseableReference;->get()Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Lcom/facebook/common/memory/PooledByteBuffer;

    .line 78
    invoke-interface {p1}, Lcom/facebook/common/memory/PooledByteBuffer;->size()I

    move-result v1

    const/4 v2, 0x0

    if-gt p2, v1, :cond_19

    const/4 v1, 0x1

    goto :goto_1a

    :cond_19
    move v1, v2

    :goto_1a
    invoke-static {v1}, Ljava/lang/Boolean;->valueOf(Z)Ljava/lang/Boolean;

    move-result-object v1

    invoke-static {v1}, Lcom/facebook/common/internal/Preconditions;->checkArgument(Ljava/lang/Boolean;)V

    .line 80
    iget-object v1, p0, Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;->mFlexByteArrayPool:Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;

    add-int/lit8 v3, p2, 0x2

    invoke-virtual {v1, v3}, Lcom/facebook/imagepipeline/memory/FlexByteArrayPool;->get(I)Lcom/facebook/common/references/CloseableReference;

    move-result-object v1

    .line 82
    :try_start_29
    invoke-virtual {v1}, Lcom/facebook/common/references/CloseableReference;->get()Ljava/lang/Object;

    move-result-object v4

    check-cast v4, [B

    .line 83
    invoke-interface {p1, v2, v4, v2, p2}, Lcom/facebook/common/memory/PooledByteBuffer;->read(I[BII)I

    if-eqz v0, :cond_38

    .line 85
    invoke-static {v4, p2}, Lcom/facebook/imagepipeline/platform/KitKatPurgeableDecoder;->putEOI([BI)V

    move p2, v3

    .line 88
    :cond_38
    invoke-static {v4, v2, p2, p3}, Landroid/graphics/BitmapFactory;->decodeByteArray([BIILandroid/graphics/BitmapFactory$Options;)Landroid/graphics/Bitmap;

    move-result-object p1

    const-string p2, "BitmapFactory returned null"

    .line 89
    invoke-static {p1, p2}, Lcom/facebook/common/internal/Preconditions;->checkNotNull(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Landroid/graphics/Bitmap;
    :try_end_44
    .catchall {:try_start_29 .. :try_end_44} :catchall_48

    .line 91
    invoke-static {v1}, Lcom/facebook/common/references/CloseableReference;->closeSafely(Lcom/facebook/common/references/CloseableReference;)V

    return-object p1

    :catchall_48
    move-exception p1

    invoke-static {v1}, Lcom/facebook/common/references/CloseableReference;->closeSafely(Lcom/facebook/common/references/CloseableReference;)V

    .line 92
    throw p1
.end method