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Error converting ALAC files: ALAC decoder initialization failure

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  • masterllama

    • May 2020
    • 1

    Error converting ALAC files: ALAC decoder initialization failure

    Hi,

    I used to use dbpoweramp back in the day, was using Switch for a while, but would like to switch back to dbpoweramp.

    I'm testing converting some of my ALAC files (with .mp4 extension) to AAC for use on my portable devices. However, I am unable to convert any of the files with the following error message:

    "ALAC: ALAC decoder initialization failure. [ALACDEC::Open]"

    The same file can be converted easily by Switch, so the files are definitely not corrupted.

    The sample file can be found here:


    Here's a copy of the full debug logs from one of my attempted encoding:

    Code:
    Splitting Command Line:"C:\Program Files\dBpoweramp\CoreConverter.exe" -dbcmd="C:\Users\Joseph\AppData\Local\Temp\dBTD986.tmp"
    ->->  [dBCoreConverter::ReaddBCommandFile]
    <-<-  [dBCoreConverter::ReaddBCommandFile]
    Decodes  [clDecoder_M4A::Get]
    Decodes  [clDecoder_M4A::Get]
    BatchID  [clDecoder_M4A::Set]
    ->->  [cldBCodecHandler::LoadEncoder]
      Loading Encoder 'C:\Program Files\dBpoweramp\encoder\mp3 (Lame).DLL'
    <-<-  [cldBCodecHandler::LoadEncoder]
    BatchID  [clEncoder::Set]
    ->->  [dBCoreConverter::StripCoreConverterCmds]
    <-<-  [dBCoreConverter::StripCoreConverterCmds]
    SendRawUnCompressed  [clEncoder::Get]
    Communicate  [clDecoder_M4A::Get]
    Communicate  [clEncoder::Get]
    NeedHQAudio  [clEncoder::Get]
    Decode As  [clDecoder_M4A::Set]
    ->->  [clDecoder_M4A::Open]
      ->->  [clDecoder_M4A::Close]
      <-<-  [clDecoder_M4A::Close]
      Opening file 'C:\Users\Joseph\Desktop\Working\Export\Album\Boombox Cartel\Máquina\Boombox Cartel - Máquina.mp4Opened
      Opening tag reader / writer: Opened
      ->->  [clMP4Handler::ScanFile]
          Got Chunk 'ftyp'  Length: 20  ChunkPosition: 0
          Got Chunk 'moov'  Length: 323415  ChunkPosition: 20
          Got Chunk 'wide'  Length: 8  ChunkPosition: 323435
          Got Chunk 'mdat'  Length: 28100355  ChunkPosition: 323443
      <-<-  [clMP4Handler::ScanFile]
      ->->  [clMP4Handler::ScanFile]
          Got Chunk 'mvhd'  Length: 108  ChunkPosition: 28
          Got Chunk 'trak'  Length: 9745  ChunkPosition: 136
          Got Chunk 'udta'  Length: 313554  ChunkPosition: 9881
      <-<-  [clMP4Handler::ScanFile]
      ->->  [cliTunesTag::Initialize2]
        Looking for meta block...
        ->->  [cliMemoryAtomParse::Initialize]
        <-<-  [cliMemoryAtomParse::Initialize]
        Found meta, looking for ilst block...
        ->->  [cliMemoryAtomParse::Initialize]
        <-<-  [cliMemoryAtomParse::Initialize]
        Found ilst.
      <-<-  [`anonymous-namespace'::clTagInitState::ReadUdata]
      ->->  [clDecoder_M4A::ReadIDTags]
    			Contains 9 ID Tags
    			Album: Máquina
    			Track: 1/1
    			Title: Máquina
    			Disc: 1/1
    			Copyright: Boombox Cartel / Create Music Group Inc.
    			Album Artist: Boombox Cartel
    			Artist: Boombox Cartel
    			Year: 2020
    			_albumart_1: DATA Length: 311099   ......JFIF.....`.`..
      <-<-  [clDecoder_M4A::ReadIDTags]
      ALAC Track Found
    *** Information: ALAC: ALAC decoder initialization failure.  [ALACDEC::Open]
      ->->  [clDecoder_M4A::Close]
      <-<-  [clDecoder_M4A::Close]
      ->->  [aacstream::clDecoder_M4A::Close]
      <-<-  [aacstream::clDecoder_M4A::Close]
  • Spoon
    Administrator
    • Apr 2002
    • 44575

    #2
    Re: Error converting ALAC files: ALAC decoder initialization failure

    The file is corrupted, even foobar2000 will not decode. dBpoweramp uses Apples own ALAC decoder, it is apples own code which cannot read the alac file.
    Spoon
    www.dbpoweramp.com

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