CleanInputStream.smali

.class public Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;
.super Ljava/io/FilterInputStream;
.source "CleanInputStream.java"


# instance fields
.field prev:I

.field prevprev:I


# direct methods
.method static constructor <clinit>()V
    .registers 1

    return-void
.end method

.method public constructor <init>(Ljava/io/InputStream;)V
    .registers 3
    .param p1, "in"    # Ljava/io/InputStream;

    .line 16
    invoke-direct {p0, p1}, Ljava/io/FilterInputStream;-><init>(Ljava/io/InputStream;)V

    .line 12
    const/4 v0, -0x1

    iput v0, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prevprev:I

    .line 13
    iput v0, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prev:I

    .line 17
    return-void
.end method


# virtual methods
.method public markSupported()Z
    .registers 2

    .line 20
    const/4 v0, 0x0

    return v0
.end method

.method public read()I
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 24
    invoke-super {p0}, Ljava/io/FilterInputStream;->read()I

    move-result v0

    .line 25
    .local v0, "c":I
    const/4 v1, 0x3

    if-ne v0, v1, :cond_18

    iget v1, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prevprev:I

    if-nez v1, :cond_18

    iget v1, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prev:I

    if-nez v1, :cond_18

    .line 27
    const/4 v1, -0x1

    iput v1, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prevprev:I

    .line 28
    iput v1, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prev:I

    .line 29
    invoke-super {p0}, Ljava/io/FilterInputStream;->read()I

    move-result v0

    .line 31
    :cond_18
    iget v1, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prev:I

    iput v1, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prevprev:I

    .line 32
    iput v0, p0, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->prev:I

    .line 33
    return v0
.end method

.method public read([BII)I
    .registers 9
    .param p1, "b"    # [B
    .param p2, "off"    # I
    .param p3, "len"    # I
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 42
    if-eqz p1, :cond_37

    .line 44
    if-ltz p2, :cond_31

    if-ltz p3, :cond_31

    array-length v0, p1

    sub-int/2addr v0, p2

    if-gt p3, v0, :cond_31

    .line 46
    if-nez p3, :cond_e

    .line 47
    const/4 v0, 0x0

    return v0

    .line 50
    :cond_e
    invoke-virtual {p0}, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->read()I

    move-result v0

    .line 51
    .local v0, "c":I
    const/4 v1, -0x1

    if-ne v0, v1, :cond_16

    .line 52
    return v1

    .line 54
    :cond_16
    int-to-byte v2, v0

    aput-byte v2, p1, p2

    .line 56
    const/4 v2, 0x1

    .line 58
    .local v2, "i":I
    nop

    :goto_1b
    if-lt v2, p3, :cond_1e

    .line 65
    :goto_1d
    goto :goto_30

    .line 59
    :cond_1e
    :try_start_1e
    invoke-virtual {p0}, Lcom/googlecode/mp4parser/authoring/tracks/CleanInputStream;->read()I

    move-result v3

    move v0, v3

    .line 60
    if-ne v0, v1, :cond_26

    .line 61
    goto :goto_30

    .line 63
    :cond_26
    add-int v3, p2, v2

    int-to-byte v4, v0

    aput-byte v4, p1, v3
    :try_end_2b
    .catch Ljava/io/IOException; {:try_start_1e .. :try_end_2b} :catch_2e

    .line 58
    add-int/lit8 v2, v2, 0x1

    goto :goto_1b

    .line 65
    :catch_2e
    move-exception v1

    goto :goto_1d

    .line 67
    :goto_30
    return v2

    .line 45
    .end local v0    # "c":I
    .end local v2    # "i":I
    :cond_31
    new-instance v0, Ljava/lang/IndexOutOfBoundsException;

    invoke-direct {v0}, Ljava/lang/IndexOutOfBoundsException;-><init>()V

    throw v0

    .line 43
    :cond_37
    const/4 v0, 0x0

    goto :goto_3a

    :goto_39
    throw v0

    :goto_3a
    goto :goto_39
.end method