Mp3Extractor.smali

.class public final Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;
.super Ljava/lang/Object;
.source "Mp3Extractor.java"

# interfaces
.implements Lcom/google/android/exoplayer2/extractor/Extractor;


# annotations
.annotation system Ldalvik/annotation/MemberClasses;
    value = {
        Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;
    }
.end annotation


# static fields
.field public static final FACTORY:Lcom/google/android/exoplayer2/extractor/ExtractorsFactory;

.field private static final HEADER_MASK:I = -0x1f400

.field private static final INFO_HEADER:I

.field private static final MAX_SNIFF_BYTES:I = 0x1000

.field private static final MAX_SYNC_BYTES:I = 0x20000

.field private static final SCRATCH_LENGTH:I = 0xa

.field private static final VBRI_HEADER:I

.field private static final XING_HEADER:I


# instance fields
.field private basisTimeUs:J

.field private extractorOutput:Lcom/google/android/exoplayer2/extractor/ExtractorOutput;

.field private final forcedFirstSampleTimestampUs:J

.field private final gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

.field private metadata:Lcom/google/android/exoplayer2/metadata/Metadata;

.field private sampleBytesRemaining:I

.field private samplesRead:J

.field private final scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

.field private seeker:Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;

.field private final synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

.field private synchronizedHeaderData:I

.field private trackOutput:Lcom/google/android/exoplayer2/extractor/TrackOutput;


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

    .line 45
    new-instance v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$1;

    invoke-direct {v0}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$1;-><init>()V

    sput-object v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->FACTORY:Lcom/google/android/exoplayer2/extractor/ExtractorsFactory;

    const-string v0, "Xing"

    .line 71
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Util;->getIntegerCodeForString(Ljava/lang/String;)I

    move-result v0

    sput v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->XING_HEADER:I

    const-string v0, "Info"

    .line 72
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Util;->getIntegerCodeForString(Ljava/lang/String;)I

    move-result v0

    sput v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->INFO_HEADER:I

    const-string v0, "VBRI"

    .line 73
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Util;->getIntegerCodeForString(Ljava/lang/String;)I

    move-result v0

    sput v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->VBRI_HEADER:I

    return-void
.end method

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

    const-wide v0, -0x7fffffffffffffffL    # -4.9E-324

    .line 96
    invoke-direct {p0, v0, v1}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;-><init>(J)V

    return-void
.end method

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

    .line 105
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 106
    iput-wide p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->forcedFirstSampleTimestampUs:J

    .line 107
    new-instance p1, Lcom/google/android/exoplayer2/util/ParsableByteArray;

    const/16 p2, 0xa

    invoke-direct {p1, p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;-><init>(I)V

    iput-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    .line 108
    new-instance p1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    invoke-direct {p1}, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;-><init>()V

    iput-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    .line 109
    new-instance p1, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    invoke-direct {p1}, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;-><init>()V

    iput-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    const-wide p1, -0x7fffffffffffffffL    # -4.9E-324

    .line 110
    iput-wide p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    return-void
.end method

.method private peekId3Data(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)V
    .registers 9
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;,
            Ljava/lang/InterruptedException;
        }
    .end annotation

    const/4 v0, 0x0

    const/4 v1, 0x0

    .line 273
    :goto_2
    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v2, v2, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    const/16 v3, 0xa

    invoke-interface {p1, v2, v0, v3}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V

    .line 274
    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v2, v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 275
    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedInt24()I

    move-result v2

    sget v4, Lcom/google/android/exoplayer2/metadata/id3/Id3Decoder;->ID3_TAG:I

    if-eq v2, v4, :cond_21

    .line 298
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    .line 299
    invoke-interface {p1, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->advancePeekPosition(I)V

    return-void

    .line 279
    :cond_21
    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    const/4 v4, 0x3

    invoke-virtual {v2, v4}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->skipBytes(I)V

    .line 280
    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readSynchSafeInt()I

    move-result v2

    add-int/lit8 v4, v2, 0xa

    .line 283
    iget-object v5, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->metadata:Lcom/google/android/exoplayer2/metadata/Metadata;

    if-nez v5, :cond_52

    .line 284
    new-array v5, v4, [B

    .line 285
    iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v6, v6, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    invoke-static {v6, v0, v5, v0, v3}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V

    .line 286
    invoke-interface {p1, v5, v3, v2}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V

    .line 287
    new-instance v2, Lcom/google/android/exoplayer2/metadata/id3/Id3Decoder;

    invoke-direct {v2}, Lcom/google/android/exoplayer2/metadata/id3/Id3Decoder;-><init>()V

    invoke-virtual {v2, v5, v4}, Lcom/google/android/exoplayer2/metadata/id3/Id3Decoder;->decode([BI)Lcom/google/android/exoplayer2/metadata/Metadata;

    move-result-object v2

    iput-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->metadata:Lcom/google/android/exoplayer2/metadata/Metadata;

    if-eqz v2, :cond_55

    .line 289
    iget-object v3, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    invoke-virtual {v3, v2}, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;->setFromMetadata(Lcom/google/android/exoplayer2/metadata/Metadata;)Z

    goto :goto_55

    .line 292
    :cond_52
    invoke-interface {p1, v2}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->advancePeekPosition(I)V

    :cond_55
    :goto_55
    add-int/2addr v1, v4

    goto :goto_2
.end method

.method private readSample(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)I
    .registers 15
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;,
            Ljava/lang/InterruptedException;
        }
    .end annotation

    .line 160
    iget v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    const/4 v1, 0x1

    const/4 v2, -0x1

    const/4 v3, 0x0

    if-nez v0, :cond_71

    .line 161
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    .line 162
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v0, v0, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    const/4 v4, 0x4

    invoke-interface {p1, v0, v3, v4, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BIIZ)Z

    move-result v0

    if-nez v0, :cond_16

    return v2

    .line 165
    :cond_16
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v0, v3}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 166
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readInt()I

    move-result v0

    const v4, -0x1f400

    and-int v5, v0, v4

    .line 167
    iget v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeaderData:I

    and-int/2addr v4, v6

    if-ne v5, v4, :cond_6b

    .line 168
    invoke-static {v0}, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->getFrameSize(I)I

    move-result v4

    if-ne v4, v2, :cond_32

    goto :goto_6b

    .line 174
    :cond_32
    iget-object v4, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    invoke-static {v0, v4}, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->populateHeader(ILcom/google/android/exoplayer2/extractor/MpegAudioHeader;)Z

    .line 175
    iget-wide v4, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    const-wide v6, -0x7fffffffffffffffL    # -4.9E-324

    cmp-long v0, v4, v6

    if-nez v0, :cond_64

    .line 176
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->seeker:Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;

    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPosition()J

    move-result-wide v4

    invoke-interface {v0, v4, v5}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;->getTimeUs(J)J

    move-result-wide v4

    iput-wide v4, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    .line 177
    iget-wide v4, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->forcedFirstSampleTimestampUs:J

    cmp-long v0, v4, v6

    if-eqz v0, :cond_64

    .line 178
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->seeker:Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;

    const-wide/16 v4, 0x0

    invoke-interface {v0, v4, v5}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;->getTimeUs(J)J

    move-result-wide v4

    .line 179
    iget-wide v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    iget-wide v8, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->forcedFirstSampleTimestampUs:J

    sub-long/2addr v8, v4

    add-long/2addr v6, v8

    iput-wide v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    .line 182
    :cond_64
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v0, v0, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->frameSize:I

    iput v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    goto :goto_71

    .line 170
    :cond_6b
    :goto_6b
    invoke-interface {p1, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->skipFully(I)V

    .line 171
    iput v3, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeaderData:I

    return v3

    .line 184
    :cond_71
    :goto_71
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->trackOutput:Lcom/google/android/exoplayer2/extractor/TrackOutput;

    iget v4, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    invoke-interface {v0, p1, v4, v1}, Lcom/google/android/exoplayer2/extractor/TrackOutput;->sampleData(Lcom/google/android/exoplayer2/extractor/ExtractorInput;IZ)I

    move-result p1

    if-ne p1, v2, :cond_7c

    return v2

    .line 188
    :cond_7c
    iget v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    sub-int/2addr v0, p1

    iput v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    if-lez v0, :cond_84

    return v3

    .line 192
    :cond_84
    iget-wide v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    iget-wide v4, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->samplesRead:J

    const-wide/32 v6, 0xf4240

    mul-long v4, v4, v6

    iget-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget p1, p1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->sampleRate:I

    int-to-long v6, p1

    div-long/2addr v4, v6

    add-long v7, v0, v4

    .line 193
    iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->trackOutput:Lcom/google/android/exoplayer2/extractor/TrackOutput;

    const/4 v9, 0x1

    iget-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v10, p1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->frameSize:I

    const/4 v11, 0x0

    const/4 v12, 0x0

    invoke-interface/range {v6 .. v12}, Lcom/google/android/exoplayer2/extractor/TrackOutput;->sampleMetadata(JIII[B)V

    .line 195
    iget-wide v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->samplesRead:J

    iget-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget p1, p1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->samplesPerFrame:I

    int-to-long v4, p1

    add-long/2addr v0, v4

    iput-wide v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->samplesRead:J

    .line 196
    iput v3, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    return v3
.end method

.method private setupSeeker(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;
    .registers 15
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;,
            Ljava/lang/InterruptedException;
        }
    .end annotation

    .line 316
    new-instance v1, Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v0, v0, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->frameSize:I

    invoke-direct {v1, v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;-><init>(I)V

    .line 317
    iget-object v0, v1, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v2, v2, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->frameSize:I

    const/4 v6, 0x0

    invoke-interface {p1, v0, v6, v2}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V

    .line 319
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPosition()J

    move-result-wide v2

    .line 320
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getLength()J

    move-result-wide v11

    .line 325
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v0, v0, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->version:I

    const/4 v4, 0x1

    and-int/2addr v0, v4

    const/16 v5, 0x24

    const/16 v7, 0x15

    if-eqz v0, :cond_30

    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v0, v0, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->channels:I

    if-eq v0, v4, :cond_39

    const/16 v7, 0x24

    goto :goto_39

    :cond_30
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v0, v0, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->channels:I

    if-eq v0, v4, :cond_37

    goto :goto_39

    :cond_37
    const/16 v7, 0xd

    .line 328
    :cond_39
    :goto_39
    invoke-virtual {v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->limit()I

    move-result v0

    add-int/lit8 v4, v7, 0x4

    if-lt v0, v4, :cond_49

    .line 329
    invoke-virtual {v1, v7}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 330
    invoke-virtual {v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readInt()I

    move-result v0

    goto :goto_4a

    :cond_49
    const/4 v0, 0x0

    .line 332
    :goto_4a
    sget v4, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->XING_HEADER:I

    if-eq v0, v4, :cond_77

    sget v4, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->INFO_HEADER:I

    if-ne v0, v4, :cond_53

    goto :goto_77

    .line 343
    :cond_53
    invoke-virtual {v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->limit()I

    move-result v0

    const/16 v4, 0x28

    if-lt v0, v4, :cond_75

    .line 345
    invoke-virtual {v1, v5}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 346
    invoke-virtual {v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readInt()I

    move-result v0

    .line 347
    sget v4, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->VBRI_HEADER:I

    if-ne v0, v4, :cond_75

    .line 348
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    move-wide v4, v11

    invoke-static/range {v0 .. v5}, Lcom/google/android/exoplayer2/extractor/mp3/VbriSeeker;->create(Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;Lcom/google/android/exoplayer2/util/ParsableByteArray;JJ)Lcom/google/android/exoplayer2/extractor/mp3/VbriSeeker;

    move-result-object v0

    .line 349
    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v1, v1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->frameSize:I

    invoke-interface {p1, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->skipFully(I)V

    goto :goto_af

    :cond_75
    const/4 v0, 0x0

    goto :goto_af

    .line 333
    :cond_77
    :goto_77
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    move-wide v4, v11

    invoke-static/range {v0 .. v5}, Lcom/google/android/exoplayer2/extractor/mp3/XingSeeker;->create(Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;Lcom/google/android/exoplayer2/util/ParsableByteArray;JJ)Lcom/google/android/exoplayer2/extractor/mp3/XingSeeker;

    move-result-object v0

    if-eqz v0, :cond_a8

    .line 334
    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    invoke-virtual {v1}, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;->hasGaplessInfo()Z

    move-result v1

    if-nez v1, :cond_a8

    .line 336
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    add-int/lit16 v7, v7, 0x8d

    .line 337
    invoke-interface {p1, v7}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->advancePeekPosition(I)V

    .line 338
    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v1, v1, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    const/4 v2, 0x3

    invoke-interface {p1, v1, v6, v2}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V

    .line 339
    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v1, v6}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 340
    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readUnsignedInt24()I

    move-result v2

    invoke-virtual {v1, v2}, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;->setFromXingHeaderValue(I)Z

    .line 342
    :cond_a8
    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v1, v1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->frameSize:I

    invoke-interface {p1, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->skipFully(I)V

    :goto_af
    if-nez v0, :cond_da

    .line 356
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    .line 357
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v0, v0, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    const/4 v1, 0x4

    invoke-interface {p1, v0, v6, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V

    .line 358
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v0, v6}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 359
    iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readInt()I

    move-result v0

    iget-object v1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    invoke-static {v0, v1}, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->populateHeader(ILcom/google/android/exoplayer2/extractor/MpegAudioHeader;)Z

    .line 360
    new-instance v0, Lcom/google/android/exoplayer2/extractor/mp3/ConstantBitrateSeeker;

    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPosition()J

    move-result-wide v8

    iget-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v10, p1, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->bitrate:I

    move-object v7, v0

    invoke-direct/range {v7 .. v12}, Lcom/google/android/exoplayer2/extractor/mp3/ConstantBitrateSeeker;-><init>(JIJ)V

    :cond_da
    return-object v0
.end method

.method private synchronize(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Z)Z
    .registers 14
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;,
            Ljava/lang/InterruptedException;
        }
    .end annotation

    if-eqz p2, :cond_5

    const/16 v0, 0x1000

    goto :goto_7

    :cond_5
    const/high16 v0, 0x20000

    .line 207
    :goto_7
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    .line 208
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPosition()J

    move-result-wide v1

    const-wide/16 v3, 0x0

    const/4 v5, 0x0

    cmp-long v6, v1, v3

    if-nez v6, :cond_24

    .line 209
    invoke-direct {p0, p1}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->peekId3Data(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)V

    .line 210
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPeekPosition()J

    move-result-wide v1

    long-to-int v2, v1

    if-nez p2, :cond_22

    .line 212
    invoke-interface {p1, v2}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->skipFully(I)V

    :cond_22
    const/4 v1, 0x0

    goto :goto_26

    :cond_24
    const/4 v1, 0x0

    const/4 v2, 0x0

    :goto_26
    const/4 v3, 0x0

    const/4 v4, 0x0

    .line 216
    :goto_28
    iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    iget-object v6, v6, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B

    const/4 v7, 0x1

    if-lez v1, :cond_31

    const/4 v8, 0x1

    goto :goto_32

    :cond_31
    const/4 v8, 0x0

    :goto_32
    const/4 v9, 0x4

    invoke-interface {p1, v6, v5, v9, v8}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BIIZ)Z

    move-result v6

    if-nez v6, :cond_3a

    goto :goto_84

    .line 220
    :cond_3a
    iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v6, v5}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V

    .line 221
    iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->scratch:Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-virtual {v6}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readInt()I

    move-result v6

    if-eqz v3, :cond_4f

    const v8, -0x1f400

    and-int v10, v6, v8

    and-int/2addr v8, v3

    if-ne v10, v8, :cond_56

    .line 225
    :cond_4f
    invoke-static {v6}, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->getFrameSize(I)I

    move-result v8

    const/4 v10, -0x1

    if-ne v8, v10, :cond_77

    :cond_56
    add-int/lit8 v1, v4, 0x1

    if-ne v4, v0, :cond_65

    if-eqz p2, :cond_5d

    return v5

    .line 229
    :cond_5d
    new-instance p1, Lcom/google/android/exoplayer2/ParserException;

    const-string p2, "Searched too many bytes."

    invoke-direct {p1, p2}, Lcom/google/android/exoplayer2/ParserException;-><init>(Ljava/lang/String;)V

    throw p1

    :cond_65
    if-eqz p2, :cond_70

    .line 236
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    add-int v3, v2, v1

    .line 237
    invoke-interface {p1, v3}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->advancePeekPosition(I)V

    goto :goto_73

    .line 239
    :cond_70
    invoke-interface {p1, v7}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->skipFully(I)V

    :goto_73
    move v4, v1

    const/4 v1, 0x0

    const/4 v3, 0x0

    goto :goto_28

    :cond_77
    add-int/lit8 v1, v1, 0x1

    if-ne v1, v7, :cond_82

    .line 245
    iget-object v3, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    invoke-static {v6, v3}, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->populateHeader(ILcom/google/android/exoplayer2/extractor/MpegAudioHeader;)Z

    move v3, v6

    goto :goto_91

    :cond_82
    if-ne v1, v9, :cond_91

    :goto_84
    if-eqz p2, :cond_8b

    add-int/2addr v2, v4

    .line 255
    invoke-interface {p1, v2}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->skipFully(I)V

    goto :goto_8e

    .line 257
    :cond_8b
    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V

    .line 259
    :goto_8e
    iput v3, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeaderData:I

    return v7

    :cond_91
    :goto_91
    add-int/lit8 v8, v8, -0x4

    .line 250
    invoke-interface {p1, v8}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->advancePeekPosition(I)V

    goto :goto_28
.end method


# virtual methods
.method public init(Lcom/google/android/exoplayer2/extractor/ExtractorOutput;)V
    .registers 3

    .line 120
    iput-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->extractorOutput:Lcom/google/android/exoplayer2/extractor/ExtractorOutput;

    const/4 v0, 0x0

    .line 121
    invoke-interface {p1, v0}, Lcom/google/android/exoplayer2/extractor/ExtractorOutput;->track(I)Lcom/google/android/exoplayer2/extractor/TrackOutput;

    move-result-object p1

    iput-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->trackOutput:Lcom/google/android/exoplayer2/extractor/TrackOutput;

    .line 122
    iget-object p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->extractorOutput:Lcom/google/android/exoplayer2/extractor/ExtractorOutput;

    invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorOutput;->endTracks()V

    return-void
.end method

.method public read(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Lcom/google/android/exoplayer2/extractor/PositionHolder;)I
    .registers 21
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;,
            Ljava/lang/InterruptedException;
        }
    .end annotation

    move-object/from16 v0, p0

    .line 141
    iget v1, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeaderData:I

    if-nez v1, :cond_f

    const/4 v1, 0x0

    move-object/from16 v2, p1

    .line 143
    :try_start_9
    invoke-direct {v0, v2, v1}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronize(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Z)Z
    :try_end_c
    .catch Ljava/io/EOFException; {:try_start_9 .. :try_end_c} :catch_d

    goto :goto_11

    :catch_d
    const/4 v1, -0x1

    return v1

    :cond_f
    move-object/from16 v2, p1

    .line 148
    :goto_11
    iget-object v1, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->seeker:Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;

    if-nez v1, :cond_4c

    .line 149
    invoke-direct/range {p0 .. p1}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->setupSeeker(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;

    move-result-object v1

    iput-object v1, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->seeker:Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor$Seeker;

    .line 150
    iget-object v3, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->extractorOutput:Lcom/google/android/exoplayer2/extractor/ExtractorOutput;

    invoke-interface {v3, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorOutput;->seekMap(Lcom/google/android/exoplayer2/extractor/SeekMap;)V

    .line 151
    iget-object v1, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->trackOutput:Lcom/google/android/exoplayer2/extractor/TrackOutput;

    const/4 v3, 0x0

    iget-object v4, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget-object v4, v4, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->mimeType:Ljava/lang/String;

    const/4 v5, 0x0

    const/4 v6, -0x1

    const/16 v7, 0x1000

    iget-object v8, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v8, v8, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->channels:I

    iget-object v9, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeader:Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;

    iget v9, v9, Lcom/google/android/exoplayer2/extractor/MpegAudioHeader;->sampleRate:I

    const/4 v10, -0x1

    iget-object v11, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    iget v11, v11, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;->encoderDelay:I

    iget-object v12, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->gaplessInfoHolder:Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;

    iget v12, v12, Lcom/google/android/exoplayer2/extractor/GaplessInfoHolder;->encoderPadding:I

    const/4 v13, 0x0

    const/4 v14, 0x0

    const/16 v16, 0x0

    iget-object v15, v0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->metadata:Lcom/google/android/exoplayer2/metadata/Metadata;

    move-object/from16 v17, v15

    const/4 v15, 0x0

    invoke-static/range {v3 .. v17}, Lcom/google/android/exoplayer2/Format;->createAudioSampleFormat(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;IIIIIIILjava/util/List;Lcom/google/android/exoplayer2/drm/DrmInitData;ILjava/lang/String;Lcom/google/android/exoplayer2/metadata/Metadata;)Lcom/google/android/exoplayer2/Format;

    move-result-object v3

    invoke-interface {v1, v3}, Lcom/google/android/exoplayer2/extractor/TrackOutput;->format(Lcom/google/android/exoplayer2/Format;)V

    .line 156
    :cond_4c
    invoke-direct/range {p0 .. p1}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->readSample(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)I

    move-result v1

    return v1
.end method

.method public release()V
    .registers 1

    return-void
.end method

.method public seek(JJ)V
    .registers 5

    const/4 p1, 0x0

    .line 127
    iput p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronizedHeaderData:I

    const-wide p2, -0x7fffffffffffffffL    # -4.9E-324

    .line 128
    iput-wide p2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->basisTimeUs:J

    const-wide/16 p2, 0x0

    .line 129
    iput-wide p2, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->samplesRead:J

    .line 130
    iput p1, p0, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->sampleBytesRemaining:I

    return-void
.end method

.method public sniff(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)Z
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;,
            Ljava/lang/InterruptedException;
        }
    .end annotation

    const/4 v0, 0x1

    .line 115
    invoke-direct {p0, p1, v0}, Lcom/google/android/exoplayer2/extractor/mp3/Mp3Extractor;->synchronize(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Z)Z

    move-result p1

    return p1
.end method