ByteBufferHelper.smali

.class public Lcom/googlecode/mp4parser/authoring/builder/ByteBufferHelper;
.super Ljava/lang/Object;
.source "SourceFile"


# direct methods
.method public constructor <init>()V
    .registers 1

    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static mergeAdjacentBuffers(Ljava/util/List;)Ljava/util/List;
    .registers 7
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Ljava/util/List<",
            "Ljava/nio/ByteBuffer;",
            ">;)",
            "Ljava/util/List<",
            "Ljava/nio/ByteBuffer;",
            ">;"
        }
    .end annotation

    .line 1
    new-instance v0, Ljava/util/ArrayList;

    invoke-interface {p0}, Ljava/util/List;->size()I

    move-result v1

    invoke-direct {v0, v1}, Ljava/util/ArrayList;-><init>(I)V

    .line 2
    invoke-interface {p0}, Ljava/util/List;->iterator()Ljava/util/Iterator;

    move-result-object p0

    :goto_d
    invoke-interface {p0}, Ljava/util/Iterator;->hasNext()Z

    move-result v1

    if-eqz v1, :cond_c6

    invoke-interface {p0}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v1

    check-cast v1, Ljava/nio/ByteBuffer;

    .line 3
    invoke-virtual {v0}, Ljava/util/ArrayList;->size()I

    move-result v2

    add-int/lit8 v2, v2, -0x1

    if-ltz v2, :cond_81

    .line 4
    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->hasArray()Z

    move-result v3

    if-eqz v3, :cond_81

    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v3

    check-cast v3, Ljava/nio/ByteBuffer;

    invoke-virtual {v3}, Ljava/nio/ByteBuffer;->hasArray()Z

    move-result v3

    if-eqz v3, :cond_81

    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->array()[B

    move-result-object v3

    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v4

    check-cast v4, Ljava/nio/ByteBuffer;

    invoke-virtual {v4}, Ljava/nio/ByteBuffer;->array()[B

    move-result-object v4

    if-ne v3, v4, :cond_81

    .line 5
    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v3

    check-cast v3, Ljava/nio/ByteBuffer;

    invoke-virtual {v3}, Ljava/nio/ByteBuffer;->arrayOffset()I

    move-result v3

    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v4

    check-cast v4, Ljava/nio/ByteBuffer;

    invoke-virtual {v4}, Ljava/nio/Buffer;->limit()I

    move-result v4

    add-int/2addr v4, v3

    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->arrayOffset()I

    move-result v3

    if-ne v4, v3, :cond_81

    .line 6
    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->remove(I)Ljava/lang/Object;

    move-result-object v2

    check-cast v2, Ljava/nio/ByteBuffer;

    .line 7
    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->array()[B

    move-result-object v3

    invoke-virtual {v2}, Ljava/nio/ByteBuffer;->arrayOffset()I

    move-result v4

    invoke-virtual {v2}, Ljava/nio/Buffer;->limit()I

    move-result v2

    invoke-virtual {v1}, Ljava/nio/Buffer;->limit()I

    move-result v1

    add-int/2addr v1, v2

    invoke-static {v3, v4, v1}, Ljava/nio/ByteBuffer;->wrap([BII)Ljava/nio/ByteBuffer;

    move-result-object v1

    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->slice()Ljava/nio/ByteBuffer;

    move-result-object v1

    .line 8
    invoke-virtual {v0, v1}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z

    goto :goto_d

    :cond_81
    if-ltz v2, :cond_be

    .line 9
    instance-of v3, v1, Ljava/nio/MappedByteBuffer;

    if-eqz v3, :cond_be

    .line 10
    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v3

    instance-of v3, v3, Ljava/nio/MappedByteBuffer;

    if-eqz v3, :cond_be

    .line 11
    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v3

    check-cast v3, Ljava/nio/ByteBuffer;

    invoke-virtual {v3}, Ljava/nio/Buffer;->limit()I

    move-result v3

    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v4

    check-cast v4, Ljava/nio/ByteBuffer;

    invoke-virtual {v4}, Ljava/nio/Buffer;->capacity()I

    move-result v4

    invoke-virtual {v1}, Ljava/nio/Buffer;->capacity()I

    move-result v5

    sub-int/2addr v4, v5

    if-ne v3, v4, :cond_be

    .line 12
    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v2

    check-cast v2, Ljava/nio/ByteBuffer;

    .line 13
    invoke-virtual {v1}, Ljava/nio/Buffer;->limit()I

    move-result v1

    invoke-virtual {v2}, Ljava/nio/Buffer;->limit()I

    move-result v3

    add-int/2addr v3, v1

    invoke-virtual {v2, v3}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;

    goto/16 :goto_d

    .line 14
    :cond_be
    invoke-virtual {v1}, Ljava/nio/ByteBuffer;->rewind()Ljava/nio/Buffer;

    .line 15
    invoke-virtual {v0, v1}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z

    goto/16 :goto_d

    :cond_c6
    return-object v0
.end method