PsDurationReader.smali
.class final Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;
.super Ljava/lang/Object;
.source "PsDurationReader.java"
# static fields
.field private static final TIMESTAMP_SEARCH_BYTES:I
# instance fields
.field private durationUs:J
.field private firstScrValue:J
.field private isDurationRead:Z
.field private isFirstScrValueRead:Z
.field private isLastScrValueRead:Z
.field private lastScrValue:J
.field private final packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
.field private final scrTimestampAdjuster:Lcom/google/android/exoplayer2/util/TimestampAdjuster;
# direct methods
.method static constructor <clinit>()V
.registers 1
const v0, 0x5b4f
invoke-static {v0}, Lnp/NPFog;->d(I)I
move-result v0
sput v0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->TIMESTAMP_SEARCH_BYTES:I
return-void
.end method
.method constructor <init>()V
.registers 4
.line 55
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
.line 56
new-instance v0, Lcom/google/android/exoplayer2/util/TimestampAdjuster;
const-wide/16 v1, 0x0
invoke-direct {v0, v1, v2}, Lcom/google/android/exoplayer2/util/TimestampAdjuster;-><init>(J)V
iput-object v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->scrTimestampAdjuster:Lcom/google/android/exoplayer2/util/TimestampAdjuster;
.line 57
const-wide v0, -0x7fffffffffffffffL # -4.9E-324
iput-wide v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->firstScrValue:J
.line 58
iput-wide v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->lastScrValue:J
.line 59
iput-wide v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->durationUs:J
.line 60
new-instance v0, Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-direct {v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;-><init>()V
iput-object v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
.line 61
return-void
.end method
.method private static checkMarkerBits([B)Z
.registers 5
.param p0, "scrBytes" # [B
.line 221
const/4 v0, 0x0
aget-byte v1, p0, v0
and-int/lit16 v1, v1, 0xc4
const/16 v2, 0x44
if-eq v1, v2, :cond_a
.line 222
return v0
.line 226
:cond_a
const/4 v1, 0x2
aget-byte v1, p0, v1
const/4 v2, 0x4
and-int/2addr v1, v2
if-eq v1, v2, :cond_12
.line 227
return v0
.line 231
:cond_12
aget-byte v1, p0, v2
and-int/2addr v1, v2
if-eq v1, v2, :cond_18
.line 232
return v0
.line 235
:cond_18
const/4 v1, 0x5
aget-byte v1, p0, v1
const/4 v2, 0x1
and-int/2addr v1, v2
if-eq v1, v2, :cond_20
.line 236
return v0
.line 240
:cond_20
const/16 v1, 0x8
aget-byte v1, p0, v1
const/4 v3, 0x3
and-int/2addr v1, v3
if-ne v1, v3, :cond_29
const/4 v0, 0x1
:cond_29
return v0
.end method
.method private finishReadDuration(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)I
.registers 4
.param p1, "input" # Lcom/google/android/exoplayer2/extractor/ExtractorInput;
.line 133
iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
sget-object v1, Lcom/google/android/exoplayer2/util/Util;->EMPTY_BYTE_ARRAY:[B
invoke-virtual {v0, v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->reset([B)V
.line 134
const/4 v0, 0x1
iput-boolean v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->isDurationRead:Z
.line 135
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V
.line 136
const/4 v0, 0x0
return v0
.end method
.method private peekIntAtPosition([BI)I
.registers 5
.param p1, "data" # [B
.param p2, "position" # I
.line 213
aget-byte v0, p1, p2
and-int/lit16 v0, v0, 0xff
shl-int/lit8 v0, v0, 0x18
add-int/lit8 v1, p2, 0x1
aget-byte v1, p1, v1
and-int/lit16 v1, v1, 0xff
shl-int/lit8 v1, v1, 0x10
or-int/2addr v0, v1
add-int/lit8 v1, p2, 0x2
aget-byte v1, p1, v1
and-int/lit16 v1, v1, 0xff
shl-int/lit8 v1, v1, 0x8
or-int/2addr v0, v1
add-int/lit8 v1, p2, 0x3
aget-byte v1, p1, v1
and-int/lit16 v1, v1, 0xff
or-int/2addr v0, v1
return v0
.end method
.method private readFirstScrValue(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Lcom/google/android/exoplayer2/extractor/PositionHolder;)I
.registers 11
.param p1, "input" # Lcom/google/android/exoplayer2/extractor/ExtractorInput;
.param p2, "seekPositionHolder" # Lcom/google/android/exoplayer2/extractor/PositionHolder;
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;,
Ljava/lang/InterruptedException;
}
.end annotation
.line 141
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getLength()J
move-result-wide v0
const-wide/16 v2, 0x4e20
invoke-static {v2, v3, v0, v1}, Ljava/lang/Math;->min(JJ)J
move-result-wide v0
long-to-int v1, v0
.line 142
.local v1, "bytesToSearch":I
const/4 v0, 0x0
.line 143
.local v0, "searchStartPosition":I
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPosition()J
move-result-wide v2
int-to-long v4, v0
const/4 v6, 0x1
cmp-long v7, v2, v4
if-eqz v7, :cond_1a
.line 144
int-to-long v2, v0
iput-wide v2, p2, Lcom/google/android/exoplayer2/extractor/PositionHolder;->position:J
.line 145
return v6
.line 148
:cond_1a
iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-virtual {v2, v1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->reset(I)V
.line 149
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V
.line 150
iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
iget-object v2, v2, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B
const/4 v3, 0x0
invoke-interface {p1, v2, v3, v1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V
.line 152
iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-direct {p0, v2}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readFirstScrValueFromBuffer(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
move-result-wide v4
iput-wide v4, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->firstScrValue:J
.line 153
iput-boolean v6, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->isFirstScrValueRead:Z
.line 154
return v3
.end method
.method private readFirstScrValueFromBuffer(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
.registers 11
.param p1, "packetBuffer" # Lcom/google/android/exoplayer2/util/ParsableByteArray;
.line 158
invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->getPosition()I
move-result v0
.line 159
.local v0, "searchStartPosition":I
invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->limit()I
move-result v1
.line 160
.local v1, "searchEndPosition":I
move v2, v0
.line 161
.local v2, "searchPosition":I
:goto_9
add-int/lit8 v3, v1, -0x3
const-wide v4, -0x7fffffffffffffffL # -4.9E-324
if-ge v2, v3, :cond_2d
.line 163
iget-object v3, p1, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B
invoke-direct {p0, v3, v2}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->peekIntAtPosition([BI)I
move-result v3
.line 164
.local v3, "nextStartCode":I
const/16 v6, 0x1ba
if-ne v3, v6, :cond_2a
.line 165
add-int/lit8 v6, v2, 0x4
invoke-virtual {p1, v6}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V
.line 166
invoke-static {p1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readScrValueFromPack(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
move-result-wide v6
.line 167
.local v6, "scrValue":J
cmp-long v8, v6, v4
if-eqz v8, :cond_2a
.line 168
return-wide v6
.line 162
.end local v3 # "nextStartCode":I
.end local v6 # "scrValue":J
:cond_2a
add-int/lit8 v2, v2, 0x1
goto :goto_9
.line 172
.end local v2 # "searchPosition":I
:cond_2d
return-wide v4
.end method
.method private readLastScrValue(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Lcom/google/android/exoplayer2/extractor/PositionHolder;)I
.registers 13
.param p1, "input" # Lcom/google/android/exoplayer2/extractor/ExtractorInput;
.param p2, "seekPositionHolder" # Lcom/google/android/exoplayer2/extractor/PositionHolder;
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;,
Ljava/lang/InterruptedException;
}
.end annotation
.line 177
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getLength()J
move-result-wide v0
.line 178
.local v0, "inputLength":J
const-wide/16 v2, 0x4e20
invoke-static {v2, v3, v0, v1}, Ljava/lang/Math;->min(JJ)J
move-result-wide v2
long-to-int v3, v2
.line 179
.local v3, "bytesToSearch":I
int-to-long v4, v3
sub-long v4, v0, v4
.line 180
.local v4, "searchStartPosition":J
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->getPosition()J
move-result-wide v6
const/4 v2, 0x1
cmp-long v8, v6, v4
if-eqz v8, :cond_1a
.line 181
iput-wide v4, p2, Lcom/google/android/exoplayer2/extractor/PositionHolder;->position:J
.line 182
return v2
.line 185
:cond_1a
iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-virtual {v6, v3}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->reset(I)V
.line 186
invoke-interface {p1}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->resetPeekPosition()V
.line 187
iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
iget-object v6, v6, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B
const/4 v7, 0x0
invoke-interface {p1, v6, v7, v3}, Lcom/google/android/exoplayer2/extractor/ExtractorInput;->peekFully([BII)V
.line 189
iget-object v6, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->packetBuffer:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-direct {p0, v6}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readLastScrValueFromBuffer(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
move-result-wide v8
iput-wide v8, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->lastScrValue:J
.line 190
iput-boolean v2, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->isLastScrValueRead:Z
.line 191
return v7
.end method
.method private readLastScrValueFromBuffer(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
.registers 11
.param p1, "packetBuffer" # Lcom/google/android/exoplayer2/util/ParsableByteArray;
.line 195
invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->getPosition()I
move-result v0
.line 196
.local v0, "searchStartPosition":I
invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->limit()I
move-result v1
.line 197
.local v1, "searchEndPosition":I
add-int/lit8 v2, v1, -0x4
.line 198
.local v2, "searchPosition":I
:goto_a
const-wide v3, -0x7fffffffffffffffL # -4.9E-324
if-lt v2, v0, :cond_2c
.line 200
iget-object v5, p1, Lcom/google/android/exoplayer2/util/ParsableByteArray;->data:[B
invoke-direct {p0, v5, v2}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->peekIntAtPosition([BI)I
move-result v5
.line 201
.local v5, "nextStartCode":I
const/16 v6, 0x1ba
if-ne v5, v6, :cond_29
.line 202
add-int/lit8 v6, v2, 0x4
invoke-virtual {p1, v6}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V
.line 203
invoke-static {p1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readScrValueFromPack(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
move-result-wide v6
.line 204
.local v6, "scrValue":J
cmp-long v8, v6, v3
if-eqz v8, :cond_29
.line 205
return-wide v6
.line 199
.end local v5 # "nextStartCode":I
.end local v6 # "scrValue":J
:cond_29
add-int/lit8 v2, v2, -0x1
goto :goto_a
.line 209
.end local v2 # "searchPosition":I
:cond_2c
return-wide v3
.end method
.method public static readScrValueFromPack(Lcom/google/android/exoplayer2/util/ParsableByteArray;)J
.registers 7
.param p0, "packetBuffer" # Lcom/google/android/exoplayer2/util/ParsableByteArray;
.line 118
invoke-virtual {p0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->getPosition()I
move-result v0
.line 119
.local v0, "originalPosition":I
invoke-virtual {p0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->bytesLeft()I
move-result v1
const-wide v2, -0x7fffffffffffffffL # -4.9E-324
const/16 v4, 0x9
if-ge v1, v4, :cond_12
.line 121
return-wide v2
.line 123
:cond_12
new-array v1, v4, [B
.line 124
.local v1, "scrBytes":[B
const/4 v4, 0x0
array-length v5, v1
invoke-virtual {p0, v1, v4, v5}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readBytes([BII)V
.line 125
invoke-virtual {p0, v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V
.line 126
invoke-static {v1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->checkMarkerBits([B)Z
move-result v4
if-nez v4, :cond_23
.line 127
return-wide v2
.line 129
:cond_23
invoke-static {v1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readScrValueFromPackHeader([B)J
move-result-wide v2
return-wide v2
.end method
.method private static readScrValueFromPackHeader([B)J
.registers 14
.param p0, "scrBytes" # [B
.line 251
const/4 v0, 0x0
aget-byte v1, p0, v0
int-to-long v1, v1
const-wide/16 v3, 0x38
and-long/2addr v1, v3
const/4 v3, 0x3
shr-long/2addr v1, v3
const/16 v4, 0x1e
shl-long/2addr v1, v4
aget-byte v0, p0, v0
int-to-long v4, v0
const-wide/16 v6, 0x3
and-long/2addr v4, v6
const/16 v0, 0x1c
shl-long/2addr v4, v0
or-long/2addr v1, v4
const/4 v0, 0x1
aget-byte v0, p0, v0
int-to-long v4, v0
const-wide/16 v8, 0xff
and-long/2addr v4, v8
const/16 v0, 0x14
shl-long/2addr v4, v0
or-long/2addr v1, v4
const/4 v0, 0x2
aget-byte v4, p0, v0
int-to-long v4, v4
const-wide/16 v10, 0xf8
and-long/2addr v4, v10
shr-long/2addr v4, v3
const/16 v12, 0xf
shl-long/2addr v4, v12
or-long/2addr v1, v4
aget-byte v0, p0, v0
int-to-long v4, v0
and-long/2addr v4, v6
const/16 v0, 0xd
shl-long/2addr v4, v0
or-long/2addr v1, v4
aget-byte v0, p0, v3
int-to-long v4, v0
and-long/2addr v4, v8
const/4 v0, 0x5
shl-long/2addr v4, v0
or-long/2addr v1, v4
const/4 v0, 0x4
aget-byte v0, p0, v0
int-to-long v4, v0
and-long/2addr v4, v10
shr-long v3, v4, v3
or-long/2addr v1, v3
return-wide v1
.end method
# virtual methods
.method public getDurationUs()J
.registers 3
.line 110
iget-wide v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->durationUs:J
return-wide v0
.end method
.method public getScrTimestampAdjuster()Lcom/google/android/exoplayer2/util/TimestampAdjuster;
.registers 2
.line 69
iget-object v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->scrTimestampAdjuster:Lcom/google/android/exoplayer2/util/TimestampAdjuster;
return-object v0
.end method
.method public isDurationReadFinished()Z
.registers 2
.line 65
iget-boolean v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->isDurationRead:Z
return v0
.end method
.method public readDuration(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Lcom/google/android/exoplayer2/extractor/PositionHolder;)I
.registers 9
.param p1, "input" # Lcom/google/android/exoplayer2/extractor/ExtractorInput;
.param p2, "seekPositionHolder" # Lcom/google/android/exoplayer2/extractor/PositionHolder;
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;,
Ljava/lang/InterruptedException;
}
.end annotation
.line 89
iget-boolean v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->isLastScrValueRead:Z
if-nez v0, :cond_9
.line 90
invoke-direct {p0, p1, p2}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readLastScrValue(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Lcom/google/android/exoplayer2/extractor/PositionHolder;)I
move-result v0
return v0
.line 92
:cond_9
iget-wide v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->lastScrValue:J
const-wide v2, -0x7fffffffffffffffL # -4.9E-324
cmp-long v4, v0, v2
if-nez v4, :cond_19
.line 93
invoke-direct {p0, p1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->finishReadDuration(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)I
move-result v0
return v0
.line 95
:cond_19
iget-boolean v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->isFirstScrValueRead:Z
if-nez v0, :cond_22
.line 96
invoke-direct {p0, p1, p2}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->readFirstScrValue(Lcom/google/android/exoplayer2/extractor/ExtractorInput;Lcom/google/android/exoplayer2/extractor/PositionHolder;)I
move-result v0
return v0
.line 98
:cond_22
iget-wide v0, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->firstScrValue:J
cmp-long v4, v0, v2
if-nez v4, :cond_2d
.line 99
invoke-direct {p0, p1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->finishReadDuration(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)I
move-result v0
return v0
.line 102
:cond_2d
iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->scrTimestampAdjuster:Lcom/google/android/exoplayer2/util/TimestampAdjuster;
invoke-virtual {v2, v0, v1}, Lcom/google/android/exoplayer2/util/TimestampAdjuster;->adjustTsTimestamp(J)J
move-result-wide v0
.line 103
.local v0, "minScrPositionUs":J
iget-object v2, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->scrTimestampAdjuster:Lcom/google/android/exoplayer2/util/TimestampAdjuster;
iget-wide v3, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->lastScrValue:J
invoke-virtual {v2, v3, v4}, Lcom/google/android/exoplayer2/util/TimestampAdjuster;->adjustTsTimestamp(J)J
move-result-wide v2
.line 104
.local v2, "maxScrPositionUs":J
sub-long v4, v2, v0
iput-wide v4, p0, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->durationUs:J
.line 105
invoke-direct {p0, p1}, Lcom/google/android/exoplayer2/extractor/ts/PsDurationReader;->finishReadDuration(Lcom/google/android/exoplayer2/extractor/ExtractorInput;)I
move-result v4
return v4
.end method