.class public final Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil; .super Ljava/lang/Object; .source "SourceFile" # static fields .field private static final AUDIO_OBJECT_TYPE_AAC_LC:I = 0x2 .field private static final AUDIO_OBJECT_TYPE_ER_BSAC:I = 0x16 .field private static final AUDIO_OBJECT_TYPE_ESCAPE:I = 0x1f .field private static final AUDIO_OBJECT_TYPE_PS:I = 0x1d .field private static final AUDIO_OBJECT_TYPE_SBR:I = 0x5 .field private static final AUDIO_SPECIFIC_CONFIG_CHANNEL_CONFIGURATION_INVALID:I = -0x1 .field private static final AUDIO_SPECIFIC_CONFIG_CHANNEL_COUNT_TABLE:[I .field private static final AUDIO_SPECIFIC_CONFIG_FREQUENCY_INDEX_ARBITRARY:I = 0xf .field private static final AUDIO_SPECIFIC_CONFIG_SAMPLING_RATE_TABLE:[I .field private static final NAL_START_CODE:[B # direct methods .method static constructor ()V .locals 1 const/4 v0, 0x4 new-array v0, v0, [B fill-array-data v0, :array_0 sput-object v0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->NAL_START_CODE:[B const/16 v0, 0xd new-array v0, v0, [I fill-array-data v0, :array_1 sput-object v0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->AUDIO_SPECIFIC_CONFIG_SAMPLING_RATE_TABLE:[I const/16 v0, 0x10 new-array v0, v0, [I fill-array-data v0, :array_2 sput-object v0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->AUDIO_SPECIFIC_CONFIG_CHANNEL_COUNT_TABLE:[I return-void nop :array_0 .array-data 1 0x0t 0x0t 0x0t 0x1t .end array-data :array_1 .array-data 4 0x17700 0x15888 0xfa00 0xbb80 0xac44 0x7d00 0x5dc0 0x5622 0x3e80 0x2ee0 0x2b11 0x1f40 0x1cb6 .end array-data :array_2 .array-data 4 0x0 0x1 0x2 0x3 0x4 0x5 0x6 0x8 -0x1 -0x1 -0x1 0x7 0x8 -0x1 0x8 -0x1 .end array-data .end method .method private constructor ()V .locals 0 invoke-direct {p0}, Ljava/lang/Object;->()V return-void .end method .method public static buildAacAudioSpecificConfig(III)[B .locals 2 const/4 v0, 0x2 new-array v0, v0, [B shl-int/lit8 p0, p0, 0x3 and-int/lit16 p0, p0, 0xf8 shr-int/lit8 v1, p1, 0x1 and-int/lit8 v1, v1, 0x7 or-int/2addr p0, v1 int-to-byte p0, p0 const/4 v1, 0x0 aput-byte p0, v0, v1 shl-int/lit8 p0, p1, 0x7 and-int/lit16 p0, p0, 0x80 shl-int/lit8 p1, p2, 0x3 and-int/lit8 p1, p1, 0x78 or-int/2addr p0, p1 int-to-byte p0, p0 const/4 p1, 0x1 aput-byte p0, v0, p1 return-object v0 .end method .method public static buildAacLcAudioSpecificConfig(II)[B .locals 6 const/4 v0, -0x1 const/4 v1, 0x0 move v3, v0 move v2, v1 :goto_0 sget-object v4, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->AUDIO_SPECIFIC_CONFIG_SAMPLING_RATE_TABLE:[I .line 124 array-length v5, v4 if-ge v2, v5, :cond_1 .line 125 aget v4, v4, v2 if-ne p0, v4, :cond_0 move v3, v2 :cond_0 add-int/lit8 v2, v2, 0x1 goto :goto_0 :cond_1 move v2, v0 :goto_1 sget-object v4, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->AUDIO_SPECIFIC_CONFIG_CHANNEL_COUNT_TABLE:[I .line 130 array-length v5, v4 if-ge v1, v5, :cond_3 .line 131 aget v4, v4, v1 if-ne p1, v4, :cond_2 move v2, v1 :cond_2 add-int/lit8 v1, v1, 0x1 goto :goto_1 :cond_3 if-eq p0, v0, :cond_4 if-eq v2, v0, :cond_4 const/4 p0, 0x2 .line 139 invoke-static {p0, v3, v2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->buildAacAudioSpecificConfig(III)[B move-result-object p0 return-object p0 .line 136 :cond_4 new-instance v0, Ljava/lang/IllegalArgumentException; new-instance v1, Ljava/lang/StringBuilder; invoke-direct {v1}, Ljava/lang/StringBuilder;->()V const-string v2, "Invalid sample rate or number of channels: " invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder; invoke-virtual {v1, p0}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder; const-string p0, ", " invoke-virtual {v1, p0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder; invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder; invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String; move-result-object p0 invoke-direct {v0, p0}, Ljava/lang/IllegalArgumentException;->(Ljava/lang/String;)V throw v0 .end method .method public static buildNalUnit([BII)[B .locals 4 sget-object v0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->NAL_START_CODE:[B .line 153 array-length v1, v0 add-int/2addr v1, p2 new-array v1, v1, [B const/4 v2, 0x0 .line 154 array-length v3, v0 invoke-static {v0, v2, v1, v2, v3}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V .line 155 array-length v0, v0 invoke-static {p0, p1, v1, v0, p2}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V return-object v1 .end method .method private static findNalStartCode([BI)I .locals 2 .line 184 array-length v0, p0 sget-object v1, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->NAL_START_CODE:[B array-length v1, v1 sub-int/2addr v0, v1 :goto_0 if-gt p1, v0, :cond_1 .line 186 invoke-static {p0, p1}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->isNalStartCode([BI)Z move-result v1 if-eqz v1, :cond_0 return p1 :cond_0 add-int/lit8 p1, p1, 0x1 goto :goto_0 :cond_1 const/4 p0, -0x1 return p0 .end method .method private static getAacAudioObjectType(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;)I .locals 2 const/4 v0, 0x5 .line 208 invoke-virtual {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result v0 const/16 v1, 0x1f if-ne v0, v1, :cond_0 const/4 v0, 0x6 .line 210 invoke-virtual {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result p0 add-int/lit8 v0, p0, 0x20 :cond_0 return v0 .end method .method private static getAacSamplingFrequency(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;)I .locals 2 const/4 v0, 0x4 .line 218 invoke-virtual {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result v0 const/16 v1, 0xf if-ne v0, v1, :cond_0 const/16 v0, 0x18 .line 220 invoke-virtual {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result p0 goto :goto_1 :cond_0 const/16 p0, 0xd if-ge v0, p0, :cond_1 const/4 p0, 0x1 goto :goto_0 :cond_1 const/4 p0, 0x0 .line 222 :goto_0 invoke-static {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/Assertions;->checkArgument(Z)V sget-object p0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->AUDIO_SPECIFIC_CONFIG_SAMPLING_RATE_TABLE:[I .line 223 aget p0, p0, v0 :goto_1 return p0 .end method .method private static isNalStartCode([BI)Z .locals 4 .line 195 array-length v0, p0 sub-int/2addr v0, p1 sget-object v1, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->NAL_START_CODE:[B array-length v1, v1 const/4 v2, 0x0 if-gt v0, v1, :cond_0 return v2 :cond_0 move v0, v2 :goto_0 sget-object v1, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->NAL_START_CODE:[B .line 198 array-length v3, v1 if-ge v0, v3, :cond_2 add-int v3, p1, v0 .line 199 aget-byte v3, p0, v3 aget-byte v1, v1, v0 if-eq v3, v1, :cond_1 return v2 :cond_1 add-int/lit8 v0, v0, 0x1 goto :goto_0 :cond_2 const/4 p0, 0x1 return p0 .end method .method public static parseAacAudioSpecificConfig(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;Z)Landroid/util/Pair; .locals 6 .annotation system Ldalvik/annotation/Signature; value = { "(", "Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;", "Z)", "Landroid/util/Pair<", "Ljava/lang/Integer;", "Ljava/lang/Integer;", ">;" } .end annotation .annotation system Ldalvik/annotation/Throws; value = { Lcom/mbridge/msdk/playercommon/exoplayer2/ParserException; } .end annotation .line 65 invoke-static {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->getAacAudioObjectType(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;)I move-result v0 .line 66 invoke-static {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->getAacSamplingFrequency(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;)I move-result v1 const/4 v2, 0x4 .line 67 invoke-virtual {p0, v2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result v3 const/4 v4, 0x5 if-eq v0, v4, :cond_0 const/16 v4, 0x1d if-ne v0, v4, :cond_1 .line 74 :cond_0 invoke-static {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->getAacSamplingFrequency(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;)I move-result v1 .line 75 invoke-static {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->getAacAudioObjectType(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;)I move-result v0 const/16 v4, 0x16 if-ne v0, v4, :cond_1 .line 78 invoke-virtual {p0, v2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result v3 :cond_1 const/4 v4, 0x1 if-eqz p1, :cond_4 const/4 p1, 0x3 const/4 v5, 0x2 if-eq v0, v4, :cond_2 if-eq v0, v5, :cond_2 if-eq v0, p1, :cond_2 if-eq v0, v2, :cond_2 const/4 v2, 0x6 if-eq v0, v2, :cond_2 const/4 v2, 0x7 if-eq v0, v2, :cond_2 const/16 v2, 0x11 if-eq v0, v2, :cond_2 packed-switch v0, :pswitch_data_0 .line 99 new-instance p0, Lcom/mbridge/msdk/playercommon/exoplayer2/ParserException; new-instance p1, Ljava/lang/StringBuilder; invoke-direct {p1}, Ljava/lang/StringBuilder;->()V const-string v1, "Unsupported audio object type: " invoke-virtual {p1, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder; invoke-virtual {p1, v0}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder; invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String; move-result-object p1 invoke-direct {p0, p1}, Lcom/mbridge/msdk/playercommon/exoplayer2/ParserException;->(Ljava/lang/String;)V throw p0 .line 96 :cond_2 :pswitch_0 invoke-static {p0, v0, v3}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->parseGaSpecificConfig(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;II)V packed-switch v0, :pswitch_data_1 :pswitch_1 goto :goto_0 .line 108 :pswitch_2 invoke-virtual {p0, v5}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBits(I)I move-result p0 if-eq p0, v5, :cond_3 if-eq p0, p1, :cond_3 goto :goto_0 .line 110 :cond_3 new-instance p1, Lcom/mbridge/msdk/playercommon/exoplayer2/ParserException; new-instance v0, Ljava/lang/StringBuilder; invoke-direct {v0}, Ljava/lang/StringBuilder;->()V const-string v1, "Unsupported epConfig: " invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder; invoke-virtual {v0, p0}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder; invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String; move-result-object p0 invoke-direct {p1, p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/ParserException;->(Ljava/lang/String;)V throw p1 :cond_4 :goto_0 sget-object p0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->AUDIO_SPECIFIC_CONFIG_CHANNEL_COUNT_TABLE:[I .line 116 aget p0, p0, v3 const/4 p1, -0x1 if-eq p0, p1, :cond_5 goto :goto_1 :cond_5 const/4 v4, 0x0 .line 117 :goto_1 invoke-static {v4}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/Assertions;->checkArgument(Z)V .line 118 invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer; move-result-object p1 invoke-static {p0}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer; move-result-object p0 invoke-static {p1, p0}, Landroid/util/Pair;->create(Ljava/lang/Object;Ljava/lang/Object;)Landroid/util/Pair; move-result-object p0 return-object p0 nop :pswitch_data_0 .packed-switch 0x13 :pswitch_0 :pswitch_0 :pswitch_0 :pswitch_0 :pswitch_0 .end packed-switch :pswitch_data_1 .packed-switch 0x11 :pswitch_2 :pswitch_1 :pswitch_2 :pswitch_2 :pswitch_2 :pswitch_2 :pswitch_2 .end packed-switch .end method .method public static parseAacAudioSpecificConfig([B)Landroid/util/Pair; .locals 1 .annotation system Ldalvik/annotation/Signature; value = { "([B)", "Landroid/util/Pair<", "Ljava/lang/Integer;", "Ljava/lang/Integer;", ">;" } .end annotation .annotation system Ldalvik/annotation/Throws; value = { Lcom/mbridge/msdk/playercommon/exoplayer2/ParserException; } .end annotation .line 59 new-instance v0, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray; invoke-direct {v0, p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->([B)V const/4 p0, 0x0 invoke-static {v0, p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->parseAacAudioSpecificConfig(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;Z)Landroid/util/Pair; move-result-object p0 return-object p0 .end method .method private static parseGaSpecificConfig(Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;II)V .locals 4 const/4 v0, 0x1 .line 230 invoke-virtual {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->skipBits(I)V .line 231 invoke-virtual {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBit()Z move-result v1 if-eqz v1, :cond_0 const/16 v1, 0xe .line 233 invoke-virtual {p0, v1}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->skipBits(I)V .line 235 :cond_0 invoke-virtual {p0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->readBit()Z move-result v1 if-eqz p2, :cond_7 const/4 p2, 0x6 const/4 v2, 0x3 const/16 v3, 0x14 if-eq p1, p2, :cond_1 if-ne p1, v3, :cond_2 .line 240 :cond_1 invoke-virtual {p0, v2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->skipBits(I)V :cond_2 if-eqz v1, :cond_6 const/16 p2, 0x16 if-ne p1, p2, :cond_3 const/16 p2, 0x10 .line 244 invoke-virtual {p0, p2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->skipBits(I)V :cond_3 const/16 p2, 0x11 if-eq p1, p2, :cond_4 const/16 p2, 0x13 if-eq p1, p2, :cond_4 if-eq p1, v3, :cond_4 const/16 p2, 0x17 if-ne p1, p2, :cond_5 .line 250 :cond_4 invoke-virtual {p0, v2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->skipBits(I)V .line 252 :cond_5 invoke-virtual {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/ParsableBitArray;->skipBits(I)V :cond_6 return-void .line 237 :cond_7 new-instance p0, Ljava/lang/UnsupportedOperationException; invoke-direct {p0}, Ljava/lang/UnsupportedOperationException;->()V throw p0 .end method .method public static splitNalUnits([B)[[B .locals 7 const/4 v0, 0x0 .line 161 invoke-static {p0, v0}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->isNalStartCode([BI)Z move-result v1 if-nez v1, :cond_0 const/4 p0, 0x0 return-object p0 .line 165 :cond_0 new-instance v1, Ljava/util/ArrayList; invoke-direct {v1}, Ljava/util/ArrayList;->()V move v2, v0 .line 168 :cond_1 invoke-static {v2}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer; move-result-object v3 invoke-interface {v1, v3}, Ljava/util/List;->add(Ljava/lang/Object;)Z sget-object v3, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->NAL_START_CODE:[B .line 169 array-length v3, v3 add-int/2addr v2, v3 invoke-static {p0, v2}, Lcom/mbridge/msdk/playercommon/exoplayer2/util/CodecSpecificDataUtil;->findNalStartCode([BI)I move-result v2 const/4 v3, -0x1 if-ne v2, v3, :cond_1 .line 171 invoke-interface {v1}, Ljava/util/List;->size()I move-result v2 new-array v2, v2, [[B move v3, v0 .line 172 :goto_0 invoke-interface {v1}, Ljava/util/List;->size()I move-result v4 if-ge v3, v4, :cond_3 .line 173 invoke-interface {v1, v3}, Ljava/util/List;->get(I)Ljava/lang/Object; move-result-object v4 check-cast v4, Ljava/lang/Integer; invoke-virtual {v4}, Ljava/lang/Integer;->intValue()I move-result v4 .line 174 invoke-interface {v1}, Ljava/util/List;->size()I move-result v5 add-int/lit8 v5, v5, -0x1 if-ge v3, v5, :cond_2 add-int/lit8 v5, v3, 0x1 invoke-interface {v1, v5}, Ljava/util/List;->get(I)Ljava/lang/Object; move-result-object v5 check-cast v5, Ljava/lang/Integer; invoke-virtual {v5}, Ljava/lang/Integer;->intValue()I move-result v5 goto :goto_1 :cond_2 array-length v5, p0 :goto_1 sub-int/2addr v5, v4 .line 175 new-array v6, v5, [B .line 176 invoke-static {p0, v4, v6, v0, v5}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V .line 177 aput-object v6, v2, v3 add-int/lit8 v3, v3, 0x1 goto :goto_0 :cond_3 return-object v2 .end method