multiple channel audio bug.

[taku-o]

• converting multiple channel wav audio file, empty role channel will be created.
• CeVIOで生成した音声が複数チャネルからなっているため、と予想される。

[taku-o]

• bad iXML metadata

  • empty role name will be created.
    • trackName-1
    • (empty)

      <BWFXML>
      <IXML_VERSION>1.27</IXML_VERSION>
      <TRACK_LIST>
      <TRACK_COUNT>1</TRACK_COUNT>
      <TRACK>
      <CHANNEL_INDEX>1</CHANNEL_INDEX>
      <INTERLEAVE_INDEX>1</INTERLEAVE_INDEX>
      <NAME>${trackName}</NAME>
      </TRACK>
      </TRACK_LIST>
      </BWFXML>

• bad iXML metadata

  • suffix will be appended.
    • trackName-1
    • trackName-2

      <BWFXML>
      <IXML_VERSION>1.27</IXML_VERSION>
      <TRACK_LIST>
      <TRACK_COUNT>2</TRACK_COUNT>
      <TRACK>
      <CHANNEL_INDEX>1</CHANNEL_INDEX>
      <INTERLEAVE_INDEX>1</INTERLEAVE_INDEX>
      <NAME>${trackName}</NAME>
      </TRACK>
      <TRACK>
      <CHANNEL_INDEX>2</CHANNEL_INDEX>
      <INTERLEAVE_INDEX>2</INTERLEAVE_INDEX>
      <NAME>${trackName}</NAME>
      </TRACK>
      </TRACK_LIST>
      </BWFXML>

[taku-o]

• https://www.apple.com/final-cut-pro/docs/Audio_Roles.pdf
• correct way ?

  <BWFXML>
  <IXML_VERSION>1.27</IXML_VERSION>
  <TRACK_LIST>
      <TRACK_COUNT>2</TRACK_COUNT>
      <TRACK>
          <CHANNEL_INDEX>1</CHANNEL_INDEX>
          <INTERLEAVE_INDEX>1</INTERLEAVE_INDEX>
          <NAME>${trackName}</NAME>
      </TRACK>
      <TRACK>
          <CHANNEL_INDEX>2</CHANNEL_INDEX>
          <INTERLEAVE_INDEX>2</INTERLEAVE_INDEX>
          <NAME>${trackName}</NAME>
      </TRACK>
  </TRACK_LIST>
  </BWFXML>