CeaUtil.smali

.class public final Lcom/google/android/exoplayer2/text/cea/CeaUtil;
.super Ljava/lang/Object;
.source "CeaUtil.java"


# static fields
.field private static final COUNTRY_CODE:I = 0xb5

.field private static final PAYLOAD_TYPE_CC:I = 0x4

.field private static final PROVIDER_CODE:I = 0x31

.field private static final USER_DATA_TYPE_CODE:I = 0x3

.field private static final USER_ID:I = 0x47413934


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

    .line 104
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static consume(JLcom/google/android/exoplayer2/util/ParsableByteArray;Lcom/google/android/exoplayer2/extractor/TrackOutput;)V
    .registers 14

    .line 44
    :goto_0
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->bytesLeft()I

    move-result v0

    const/4 v1, 0x1

    if-le v0, v1, :cond_46

    const/4 v0, 0x0

    const/4 v2, 0x0

    .line 48
    :cond_9
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedByte()I

    move-result v3

    add-int/2addr v2, v3

    const/16 v4, 0xff

    if-eq v3, v4, :cond_9

    .line 54
    :cond_12
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedByte()I

    move-result v3

    add-int/2addr v0, v3

    if-eq v3, v4, :cond_12

    .line 58
    invoke-static {v2, v0, p2}, Lcom/google/android/exoplayer2/text/cea/CeaUtil;->isSeiMessageCea608(IILcom/google/android/exoplayer2/util/ParsableByteArray;)Z

    move-result v2

    if-eqz v2, :cond_42

    const/16 v2, 0x8

    .line 61
    invoke-virtual {p2, v2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->skipBytes(I)V

    .line 63
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedByte()I

    move-result v2

    and-int/lit8 v2, v2, 0x1f

    .line 65
    invoke-virtual {p2, v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->skipBytes(I)V

    mul-int/lit8 v2, v2, 0x3

    .line 69
    invoke-interface {p3, p2, v2}, Lcom/google/android/exoplayer2/extractor/TrackOutput;->sampleData(Lcom/google/android/exoplayer2/util/ParsableByteArray;I)V

    const/4 v6, 0x1

    const/4 v8, 0x0

    const/4 v9, 0x0

    move-object v3, p3

    move-wide v4, p0

    move v7, v2

    .line 70
    invoke-interface/range {v3 .. v9}, Lcom/google/android/exoplayer2/extractor/TrackOutput;->sampleMetadata(JIII[B)V

    add-int/lit8 v2, v2, 0xa

    sub-int/2addr v0, v2

    .line 72
    invoke-virtual {p2, v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->skipBytes(I)V

    goto :goto_0

    .line 74
    :cond_42
    invoke-virtual {p2, v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->skipBytes(I)V

    goto :goto_0

    :cond_46
    return-void
.end method

.method private static isSeiMessageCea608(IILcom/google/android/exoplayer2/util/ParsableByteArray;)Z
    .registers 7

    const/4 v0, 0x0

    const/4 v1, 0x4

    if-ne p0, v1, :cond_31

    const/16 p0, 0x8

    if-ge p1, p0, :cond_9

    goto :goto_31

    .line 94
    :cond_9
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->getPosition()I

    move-result p0

    .line 95
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedByte()I

    move-result p1

    .line 96
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedShort()I

    move-result v1

    .line 97
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readInt()I

    move-result v2

    .line 98
    invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedByte()I

    move-result v3

    .line 99
    invoke-virtual {p2, p0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    const/16 p0, 0xb5

    if-ne p1, p0, :cond_31

    const/16 p0, 0x31

    if-ne v1, p0, :cond_31

    const p0, 0x47413934

    if-ne v2, p0, :cond_31

    const/4 p0, 0x3

    if-ne v3, p0, :cond_31

    const/4 v0, 0x1

    :cond_31
    :goto_31
    return v0
.end method