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Score Track Chunk
This chunk stores sequence data for sound generator playback.
  • Format Type (required)
  • Sequence Type (required)
  • TimeBase_D (required)
  • TimeBase_G (required)
  • Channel Status (required)
  • Seek & Phrase Info Chunk (optional)
  • Set-up Data Chunk (optional)
  • Sequence Data Chunk (required)
  • Stream PCM Data Chunk (optional)
    (only if Format Type= "Mobile Standard")
  • HV Data Chunk (optional)
    (Only if Format Type="Mobile Standard")

Format Type (required)
Defines the actual format for the track chunk. At present, the following three types are defined: "Handyphone Standard", "Mobile Standard (Compressed)" and "Mobile Standard (Uncompressed)".

Handyphone Standard
This data format was designed to be scalable, for compatibility with the multi-generation handyphone.

Mobile Standard
This data format can support a level of representation similar to that of MIDI data.

Sequence Type (required)
Specifies either a single continuous stream of sequence data (stream sequence) or data from multiple consecutive phrases.

TimeBase_D (required)
Denotes standard time for Duration, which is used internally in sequence data.

TimeBase_G (required)
Denotes standard time for GateTime, which is used internally in sequence data.

Channel Status (required)
Stores various channel status information. Can also be used to define whether LED and Vibration for the sequence data are synchronized.

Seek & Phrase Info Chunk (optional)
Specifies playback information of Sequence Data, such as start /stop point, repeat, and phrase list information.

Setup Data Chunk (optional)
Specifies voice data and effect setting data for synthesizer sections.

Sequence Data Chunk (required)
Stores actual music data (Sequence Data.)

Stream PCM Data Chunk (optional)
Stores wave form data for Stream PCM playback.

HV Data Chunk (optional)
Stores HV playback information in sequence data, such as HV script, voice parameter, and setup information.


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Outline of
SMAF Specification
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