2.4.16.5 SoundExtensionAtom

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Referenced by: SoundContainer

An atom record that specifies the format of the audio data for a sound.


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rh

...

soundExtension

...

rh (8 bytes): A RecordHeader structure (section 2.3.1) that specifies the header for this record. Sub-fields are further specified in the following table.

Field

Meaning

rh.recVer

MUST be 0x0.

rh.recInstance

MUST be 0x001.

rh.recType

MUST be RT_CString (section 2.13.24).

rh.recLen

MUST be 0x00000008.

 

soundExtension (8 bytes): A UTF-16 Unicode [RFC2781] string that specifies the format of the audio data for a sound. It SHOULD<13> be a value from the following table.

Value (case-insensitive)

Meaning

.wav

The format is WAV.

wave

The format is WAV.

.aif

The format is Audio Interchange File Format (AIFF).

aiff

The format is AIFF.

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