EventMessageEncoder.smali

.class public final Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;
.super Ljava/lang/Object;
.source "EventMessageEncoder.java"


# instance fields
.field private final byteArrayOutputStream:Ljava/io/ByteArrayOutputStream;

.field private final dataOutputStream:Ljava/io/DataOutputStream;


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

    return-void
.end method

.method public constructor <init>()V
    .registers 3

    .line 34
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 35
    new-instance v0, Ljava/io/ByteArrayOutputStream;

    const/16 v1, 0x200

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

    iput-object v0, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->byteArrayOutputStream:Ljava/io/ByteArrayOutputStream;

    .line 36
    new-instance v0, Ljava/io/DataOutputStream;

    iget-object v1, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->byteArrayOutputStream:Ljava/io/ByteArrayOutputStream;

    invoke-direct {v0, v1}, Ljava/io/DataOutputStream;-><init>(Ljava/io/OutputStream;)V

    iput-object v0, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    .line 37
    return-void
.end method

.method private static writeNullTerminatedString(Ljava/io/DataOutputStream;Ljava/lang/String;)V
    .registers 3
    .param p0, "dataOutputStream"    # Ljava/io/DataOutputStream;
    .param p1, "value"    # Ljava/lang/String;
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 73
    invoke-virtual {p0, p1}, Ljava/io/DataOutputStream;->writeBytes(Ljava/lang/String;)V

    .line 74
    const/4 v0, 0x0

    invoke-virtual {p0, v0}, Ljava/io/DataOutputStream;->writeByte(I)V

    .line 75
    return-void
.end method

.method private static writeUnsignedInt(Ljava/io/DataOutputStream;J)V
    .registers 5
    .param p0, "outputStream"    # Ljava/io/DataOutputStream;
    .param p1, "value"    # J
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 79
    const/16 v0, 0x18

    ushr-long v0, p1, v0

    long-to-int v1, v0

    and-int/lit16 v0, v1, 0xff

    invoke-virtual {p0, v0}, Ljava/io/DataOutputStream;->writeByte(I)V

    .line 80
    const/16 v0, 0x10

    ushr-long v0, p1, v0

    long-to-int v1, v0

    and-int/lit16 v0, v1, 0xff

    invoke-virtual {p0, v0}, Ljava/io/DataOutputStream;->writeByte(I)V

    .line 81
    const/16 v0, 0x8

    ushr-long v0, p1, v0

    long-to-int v1, v0

    and-int/lit16 v0, v1, 0xff

    invoke-virtual {p0, v0}, Ljava/io/DataOutputStream;->writeByte(I)V

    .line 82
    long-to-int v0, p1

    and-int/lit16 v0, v0, 0xff

    invoke-virtual {p0, v0}, Ljava/io/DataOutputStream;->writeByte(I)V

    .line 83
    return-void
.end method


# virtual methods
.method public encode(Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;J)[B
    .registers 14
    .param p1, "eventMessage"    # Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;
    .param p2, "timescale"    # J

    .line 49
    const-wide/16 v0, 0x0

    cmp-long v2, p2, v0

    if-ltz v2, :cond_8

    const/4 v0, 0x1

    goto :goto_9

    :cond_8
    const/4 v0, 0x0

    :goto_9
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Assertions;->checkArgument(Z)V

    .line 50
    iget-object v0, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->byteArrayOutputStream:Ljava/io/ByteArrayOutputStream;

    invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->reset()V

    .line 52
    :try_start_11
    iget-object v0, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    iget-object v1, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->schemeIdUri:Ljava/lang/String;

    invoke-static {v0, v1}, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->writeNullTerminatedString(Ljava/io/DataOutputStream;Ljava/lang/String;)V

    .line 53
    iget-object v0, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->value:Ljava/lang/String;

    if-eqz v0, :cond_1f

    iget-object v0, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->value:Ljava/lang/String;

    goto :goto_21

    :cond_1f
    const-string v0, ""

    .line 54
    .local v0, "nonNullValue":Ljava/lang/String;
    :goto_21
    iget-object v1, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    invoke-static {v1, v0}, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->writeNullTerminatedString(Ljava/io/DataOutputStream;Ljava/lang/String;)V

    .line 55
    iget-object v1, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    invoke-static {v1, p2, p3}, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->writeUnsignedInt(Ljava/io/DataOutputStream;J)V

    .line 56
    iget-wide v2, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->presentationTimeUs:J

    const-wide/32 v6, 0xf4240

    move-wide v4, p2

    invoke-static/range {v2 .. v7}, Lcom/google/android/exoplayer2/util/Util;->scaleLargeTimestamp(JJJ)J

    move-result-wide v1

    .line 58
    .local v1, "presentationTime":J
    iget-object v3, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    invoke-static {v3, v1, v2}, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->writeUnsignedInt(Ljava/io/DataOutputStream;J)V

    .line 59
    iget-wide v4, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->durationMs:J

    const-wide/16 v8, 0x3e8

    move-wide v6, p2

    invoke-static/range {v4 .. v9}, Lcom/google/android/exoplayer2/util/Util;->scaleLargeTimestamp(JJJ)J

    move-result-wide v3

    .line 60
    .local v3, "duration":J
    iget-object v5, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    invoke-static {v5, v3, v4}, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->writeUnsignedInt(Ljava/io/DataOutputStream;J)V

    .line 61
    iget-object v5, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    iget-wide v6, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->id:J

    invoke-static {v5, v6, v7}, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->writeUnsignedInt(Ljava/io/DataOutputStream;J)V

    .line 62
    iget-object v5, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    iget-object v6, p1, Lcom/google/android/exoplayer2/metadata/emsg/EventMessage;->messageData:[B

    invoke-virtual {v5, v6}, Ljava/io/DataOutputStream;->write([B)V

    .line 63
    iget-object v5, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->dataOutputStream:Ljava/io/DataOutputStream;

    invoke-virtual {v5}, Ljava/io/DataOutputStream;->flush()V

    .line 64
    iget-object v5, p0, Lcom/google/android/exoplayer2/metadata/emsg/EventMessageEncoder;->byteArrayOutputStream:Ljava/io/ByteArrayOutputStream;

    invoke-virtual {v5}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object v5
    :try_end_61
    .catch Ljava/io/IOException; {:try_start_11 .. :try_end_61} :catch_62

    return-object v5

    .line 65
    .end local v0    # "nonNullValue":Ljava/lang/String;
    .end local v1    # "presentationTime":J
    .end local v3    # "duration":J
    :catch_62
    move-exception v0

    .line 67
    .local v0, "e":Ljava/io/IOException;
    new-instance v1, Ljava/lang/RuntimeException;

    invoke-direct {v1, v0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/Throwable;)V

    throw v1
.end method