AIFF Audio

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AIFF

• Format Type : Audio
  
• Endian Order : Big Endian
  
• Signature : FORM
  

Format Specifications

4 bytes (char) - chunk ID // "FORM"
4 bytes (uint32) - chunk size
4 bytes (char) - form type  // "AIFF" - sampled audio

x bytes - local subchunks  // e.g. COMM chunk or SSND chunk
x bytes - optional subchunks

Local Subchunks Specifications

• Common Chunk

4 bytes (char) - chunk ID // "COMM"
4 bytes (uint32) - chunk size
2 bytes (uint16) - numer of audio channels  // 1 - monophonic sound
                                            // 2 - stereo sound
                                            // 4 - four channel sound
4 bytes (uint32) - number of sample frames
2 bytes (uint16) - sample size // e.g. 16
8 bytes (float) - sample rate
x bytes - padding

• Sound Data Chunk

4 bytes (char) - chunk ID // "SSND"
4 bytes (uint32) - chunk size
4 bytes (uint32) - offset of the first sample frame  // can be 0
4 bytes (uint32) - block size  // can be 0
x bytes - sound data

Optional Subchunks

• Marker Chunk (ID = MARK)
• Instrument Chunk (ID = INST)
• MIDI Data Chunk (ID = MIDI)
• Audio Recording Chunk (ID = AESD)
• Application Specific Chunk (ID = APPL)
• Comments Chunk (ID = COMT)
• Text Chunk - Name (ID = NAME)
• Text Chunk - Author (ID = AUTH)
• Text Chunk - Copyright (ID = (c) )
• Text Chunk - Annotation (ID = ANNO)

MultiEx BMS Script

Not written yet.

Notes and Comments

None.

Games

List of games using this file format:

• TODO

Compatible Programs

• Winamp

See Also

• AIFF-1.3 file format