SsaDecoder.smali

.class public final Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;
.super Lcom/google/android/exoplayer2/text/SimpleSubtitleDecoder;
.source "SourceFile"


# static fields
.field private static final DIALOGUE_LINE_PREFIX:Ljava/lang/String; = "Dialogue: "

.field private static final FORMAT_LINE_PREFIX:Ljava/lang/String; = "Format: "

.field private static final SSA_TIMECODE_PATTERN:Ljava/util/regex/Pattern;

.field private static final TAG:Ljava/lang/String; = "SsaDecoder"


# instance fields
.field private formatEndIndex:I

.field private formatKeyCount:I

.field private formatStartIndex:I

.field private formatTextIndex:I

.field private final haveInitializationData:Z


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

    const-string v0, "(?:(\\d+):)?(\\d+):(\\d+)(?::|\\.)(\\d+)"

    .line 39
    invoke-static {v0}, Ljava/util/regex/Pattern;->compile(Ljava/lang/String;)Ljava/util/regex/Pattern;

    move-result-object v0

    sput-object v0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->SSA_TIMECODE_PATTERN:Ljava/util/regex/Pattern;

    return-void
.end method

.method public constructor <init>()V
    .registers 2

    const/4 v0, 0x0

    .line 52
    invoke-direct {p0, v0}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;-><init>(Ljava/util/List;)V

    return-void
.end method

.method public constructor <init>(Ljava/util/List;)V
    .registers 5
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Ljava/util/List<",
            "[B>;)V"
        }
    .end annotation

    const-string v0, "SsaDecoder"

    .line 62
    invoke-direct {p0, v0}, Lcom/google/android/exoplayer2/text/SimpleSubtitleDecoder;-><init>(Ljava/lang/String;)V

    const/4 v0, 0x0

    if-eqz p1, :cond_37

    .line 63
    invoke-interface {p1}, Ljava/util/List;->isEmpty()Z

    move-result v1

    if-nez v1, :cond_37

    const/4 v1, 0x1

    .line 64
    iput-boolean v1, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->haveInitializationData:Z

    .line 65
    new-instance v2, Ljava/lang/String;

    invoke-interface {p1, v0}, Ljava/util/List;->get(I)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, [B

    invoke-direct {v2, v0}, Ljava/lang/String;-><init>([B)V

    const-string v0, "Format: "

    .line 66
    invoke-virtual {v2, v0}, Ljava/lang/String;->startsWith(Ljava/lang/String;)Z

    move-result v0

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

    .line 67
    invoke-direct {p0, v2}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseFormatLine(Ljava/lang/String;)V

    .line 68
    new-instance v0, Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-interface {p1, v1}, Ljava/util/List;->get(I)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, [B

    invoke-direct {v0, p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;-><init>([B)V

    invoke-direct {p0, v0}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseHeader(Lcom/google/android/exoplayer2/util/ParsableByteArray;)V

    return-void

    .line 70
    :cond_37
    iput-boolean v0, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->haveInitializationData:Z

    return-void
.end method

.method private parseDialogueLine(Ljava/lang/String;Ljava/util/List;Lcom/google/android/exoplayer2/util/LongArray;)V
    .registers 14
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Ljava/lang/String;",
            "Ljava/util/List<",
            "Lcom/google/android/exoplayer2/text/Cue;",
            ">;",
            "Lcom/google/android/exoplayer2/util/LongArray;",
            ")V"
        }
    .end annotation

    .line 163
    iget v0, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatKeyCount:I

    const-string v1, "SsaDecoder"

    if-nez v0, :cond_14

    .line 164
    invoke-static {p1}, Ljava/lang/String;->valueOf(Ljava/lang/Object;)Ljava/lang/String;

    move-result-object p1

    const-string p2, "Skipping dialogue line before format: "

    invoke-virtual {p2, p1}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    invoke-static {v1, p1}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I

    return-void

    :cond_14
    const/16 v0, 0xa

    .line 168
    invoke-virtual {p1, v0}, Ljava/lang/String;->substring(I)Ljava/lang/String;

    move-result-object v0

    iget v2, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatKeyCount:I

    const-string v3, ","

    .line 169
    invoke-virtual {v0, v3, v2}, Ljava/lang/String;->split(Ljava/lang/String;I)[Ljava/lang/String;

    move-result-object v0

    .line 170
    iget v2, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatStartIndex:I

    aget-object v2, v0, v2

    invoke-static {v2}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseTimecodeUs(Ljava/lang/String;)J

    move-result-wide v2

    const-string v4, "Skipping invalid timing: "

    const-wide v5, -0x7fffffffffffffffL    # -4.9E-324

    cmp-long v7, v2, v5

    if-nez v7, :cond_41

    .line 172
    invoke-static {p1}, Ljava/lang/String;->valueOf(Ljava/lang/Object;)Ljava/lang/String;

    move-result-object p1

    invoke-virtual {v4, p1}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    invoke-static {v1, p1}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I

    return-void

    .line 177
    :cond_41
    iget v7, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatEndIndex:I

    aget-object v7, v0, v7

    .line 178
    invoke-virtual {v7}, Ljava/lang/String;->trim()Ljava/lang/String;

    move-result-object v8

    invoke-virtual {v8}, Ljava/lang/String;->isEmpty()Z

    move-result v8

    if-nez v8, :cond_63

    .line 179
    invoke-static {v7}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseTimecodeUs(Ljava/lang/String;)J

    move-result-wide v7

    cmp-long v9, v7, v5

    if-nez v9, :cond_64

    .line 181
    invoke-static {p1}, Ljava/lang/String;->valueOf(Ljava/lang/Object;)Ljava/lang/String;

    move-result-object p1

    invoke-virtual {v4, p1}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    invoke-static {v1, p1}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I

    return-void

    :cond_63
    move-wide v7, v5

    .line 186
    :cond_64
    iget p1, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatTextIndex:I

    aget-object p1, v0, p1

    const-string v0, "\\{.*?\\}"

    const-string v1, ""

    .line 187
    invoke-virtual {p1, v0, v1}, Ljava/lang/String;->replaceAll(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    const-string v0, "\n"

    const-string v1, "\\\\N"

    .line 188
    invoke-virtual {p1, v1, v0}, Ljava/lang/String;->replaceAll(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    const-string v1, "\\\\n"

    .line 189
    invoke-virtual {p1, v1, v0}, Ljava/lang/String;->replaceAll(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    .line 190
    new-instance v0, Lcom/google/android/exoplayer2/text/Cue;

    invoke-direct {v0, p1}, Lcom/google/android/exoplayer2/text/Cue;-><init>(Ljava/lang/CharSequence;)V

    invoke-interface {p2, v0}, Ljava/util/List;->add(Ljava/lang/Object;)Z

    .line 191
    invoke-virtual {p3, v2, v3}, Lcom/google/android/exoplayer2/util/LongArray;->add(J)V

    cmp-long p1, v7, v5

    if-eqz p1, :cond_94

    const/4 p1, 0x0

    .line 193
    invoke-interface {p2, p1}, Ljava/util/List;->add(Ljava/lang/Object;)Z

    .line 194
    invoke-virtual {p3, v7, v8}, Lcom/google/android/exoplayer2/util/LongArray;->add(J)V

    :cond_94
    return-void
.end method

.method private parseEventBody(Lcom/google/android/exoplayer2/util/ParsableByteArray;Ljava/util/List;Lcom/google/android/exoplayer2/util/LongArray;)V
    .registers 6
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Lcom/google/android/exoplayer2/util/ParsableByteArray;",
            "Ljava/util/List<",
            "Lcom/google/android/exoplayer2/text/Cue;",
            ">;",
            "Lcom/google/android/exoplayer2/util/LongArray;",
            ")V"
        }
    .end annotation

    .line 116
    :cond_0
    :goto_0
    invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readLine()Ljava/lang/String;

    move-result-object v0

    if-eqz v0, :cond_22

    .line 117
    iget-boolean v1, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->haveInitializationData:Z

    if-nez v1, :cond_16

    const-string v1, "Format: "

    invoke-virtual {v0, v1}, Ljava/lang/String;->startsWith(Ljava/lang/String;)Z

    move-result v1

    if-eqz v1, :cond_16

    .line 118
    invoke-direct {p0, v0}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseFormatLine(Ljava/lang/String;)V

    goto :goto_0

    :cond_16
    const-string v1, "Dialogue: "

    .line 119
    invoke-virtual {v0, v1}, Ljava/lang/String;->startsWith(Ljava/lang/String;)Z

    move-result v1

    if-eqz v1, :cond_0

    .line 120
    invoke-direct {p0, v0, p2, p3}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseDialogueLine(Ljava/lang/String;Ljava/util/List;Lcom/google/android/exoplayer2/util/LongArray;)V

    goto :goto_0

    :cond_22
    return-void
.end method

.method private parseFormatLine(Ljava/lang/String;)V
    .registers 10

    const/16 v0, 0x8

    .line 131
    invoke-virtual {p1, v0}, Ljava/lang/String;->substring(I)Ljava/lang/String;

    move-result-object p1

    const-string v0, ","

    invoke-static {p1, v0}, Landroid/text/TextUtils;->split(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;

    move-result-object p1

    .line 132
    array-length v0, p1

    iput v0, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatKeyCount:I

    const/4 v0, -0x1

    .line 133
    iput v0, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatStartIndex:I

    .line 134
    iput v0, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatEndIndex:I

    .line 135
    iput v0, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatTextIndex:I

    const/4 v1, 0x0

    const/4 v2, 0x0

    .line 136
    :goto_18
    iget v3, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatKeyCount:I

    if-ge v2, v3, :cond_6d

    .line 137
    aget-object v3, p1, v2

    invoke-virtual {v3}, Ljava/lang/String;->trim()Ljava/lang/String;

    move-result-object v3

    invoke-static {v3}, Lcom/google/android/exoplayer2/util/Util;->toLowerInvariant(Ljava/lang/String;)Ljava/lang/String;

    move-result-object v3

    .line 138
    invoke-virtual {v3}, Ljava/lang/String;->hashCode()I

    move-result v4

    const v5, 0x188db

    const/4 v6, 0x2

    const/4 v7, 0x1

    if-eq v4, v5, :cond_50

    const v5, 0x36452d

    if-eq v4, v5, :cond_46

    const v5, 0x68ac462

    if-eq v4, v5, :cond_3c

    goto :goto_5a

    :cond_3c
    const-string v4, "start"

    invoke-virtual {v3, v4}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v3

    if-eqz v3, :cond_5a

    const/4 v3, 0x0

    goto :goto_5b

    :cond_46
    const-string v4, "text"

    invoke-virtual {v3, v4}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v3

    if-eqz v3, :cond_5a

    const/4 v3, 0x2

    goto :goto_5b

    :cond_50
    const-string v4, "end"

    invoke-virtual {v3, v4}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v3

    if-eqz v3, :cond_5a

    const/4 v3, 0x1

    goto :goto_5b

    :cond_5a
    :goto_5a
    const/4 v3, -0x1

    :goto_5b
    if-eqz v3, :cond_68

    if-eq v3, v7, :cond_65

    if-eq v3, v6, :cond_62

    goto :goto_6a

    .line 146
    :cond_62
    iput v2, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatTextIndex:I

    goto :goto_6a

    .line 143
    :cond_65
    iput v2, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatEndIndex:I

    goto :goto_6a

    .line 140
    :cond_68
    iput v2, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->formatStartIndex:I

    :goto_6a
    add-int/lit8 v2, v2, 0x1

    goto :goto_18

    :cond_6d
    return-void
.end method

.method private parseHeader(Lcom/google/android/exoplayer2/util/ParsableByteArray;)V
    .registers 4

    .line 98
    :cond_0
    invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readLine()Ljava/lang/String;

    move-result-object v0

    if-eqz v0, :cond_e

    const-string v1, "[Events]"

    .line 100
    invoke-virtual {v0, v1}, Ljava/lang/String;->startsWith(Ljava/lang/String;)Z

    move-result v0

    if-eqz v0, :cond_0

    :cond_e
    return-void
.end method

.method public static parseTimecodeUs(Ljava/lang/String;)J
    .registers 9

    .line 205
    sget-object v0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->SSA_TIMECODE_PATTERN:Ljava/util/regex/Pattern;

    invoke-virtual {v0, p0}, Ljava/util/regex/Pattern;->matcher(Ljava/lang/CharSequence;)Ljava/util/regex/Matcher;

    move-result-object p0

    .line 206
    invoke-virtual {p0}, Ljava/util/regex/Matcher;->matches()Z

    move-result v0

    if-nez v0, :cond_12

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

    return-wide v0

    :cond_12
    const/4 v0, 0x1

    .line 209
    invoke-virtual {p0, v0}, Ljava/util/regex/Matcher;->group(I)Ljava/lang/String;

    move-result-object v0

    invoke-static {v0}, Ljava/lang/Long;->parseLong(Ljava/lang/String;)J

    move-result-wide v0

    const-wide/16 v2, 0x3c

    mul-long v0, v0, v2

    mul-long v0, v0, v2

    const-wide/32 v4, 0xf4240

    mul-long v0, v0, v4

    const/4 v6, 0x2

    .line 210
    invoke-virtual {p0, v6}, Ljava/util/regex/Matcher;->group(I)Ljava/lang/String;

    move-result-object v6

    invoke-static {v6}, Ljava/lang/Long;->parseLong(Ljava/lang/String;)J

    move-result-wide v6

    mul-long v6, v6, v2

    mul-long v6, v6, v4

    add-long/2addr v0, v6

    const/4 v2, 0x3

    .line 211
    invoke-virtual {p0, v2}, Ljava/util/regex/Matcher;->group(I)Ljava/lang/String;

    move-result-object v2

    invoke-static {v2}, Ljava/lang/Long;->parseLong(Ljava/lang/String;)J

    move-result-wide v2

    mul-long v2, v2, v4

    add-long/2addr v0, v2

    const/4 v2, 0x4

    .line 212
    invoke-virtual {p0, v2}, Ljava/util/regex/Matcher;->group(I)Ljava/lang/String;

    move-result-object p0

    invoke-static {p0}, Ljava/lang/Long;->parseLong(Ljava/lang/String;)J

    move-result-wide v2

    const-wide/16 v4, 0x2710

    mul-long v2, v2, v4

    add-long/2addr v0, v2

    return-wide v0
.end method


# virtual methods
.method public final bridge synthetic decode([BIZ)Lcom/google/android/exoplayer2/text/Subtitle;
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Lcom/google/android/exoplayer2/text/SubtitleDecoderException;
        }
    .end annotation

    .line 35
    invoke-virtual {p0, p1, p2, p3}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->decode([BIZ)Lcom/google/android/exoplayer2/text/ssa/SsaSubtitle;

    move-result-object p1

    return-object p1
.end method

.method protected final decode([BIZ)Lcom/google/android/exoplayer2/text/ssa/SsaSubtitle;
    .registers 6

    .line 76
    new-instance p3, Ljava/util/ArrayList;

    invoke-direct {p3}, Ljava/util/ArrayList;-><init>()V

    .line 77
    new-instance v0, Lcom/google/android/exoplayer2/util/LongArray;

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

    .line 79
    new-instance v1, Lcom/google/android/exoplayer2/util/ParsableByteArray;

    invoke-direct {v1, p1, p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;-><init>([BI)V

    .line 80
    iget-boolean p1, p0, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->haveInitializationData:Z

    if-nez p1, :cond_16

    .line 81
    invoke-direct {p0, v1}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseHeader(Lcom/google/android/exoplayer2/util/ParsableByteArray;)V

    .line 83
    :cond_16
    invoke-direct {p0, v1, p3, v0}, Lcom/google/android/exoplayer2/text/ssa/SsaDecoder;->parseEventBody(Lcom/google/android/exoplayer2/util/ParsableByteArray;Ljava/util/List;Lcom/google/android/exoplayer2/util/LongArray;)V

    .line 85
    invoke-virtual {p3}, Ljava/util/ArrayList;->size()I

    move-result p1

    new-array p1, p1, [Lcom/google/android/exoplayer2/text/Cue;

    .line 86
    invoke-virtual {p3, p1}, Ljava/util/ArrayList;->toArray([Ljava/lang/Object;)[Ljava/lang/Object;

    .line 87
    invoke-virtual {v0}, Lcom/google/android/exoplayer2/util/LongArray;->toArray()[J

    move-result-object p2

    .line 88
    new-instance p3, Lcom/google/android/exoplayer2/text/ssa/SsaSubtitle;

    invoke-direct {p3, p1, p2}, Lcom/google/android/exoplayer2/text/ssa/SsaSubtitle;-><init>([Lcom/google/android/exoplayer2/text/Cue;[J)V

    return-object p3
.end method