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Mobile DLS Audio Codec Identifiers

Last Updated: February 2005

The MMA is aware that the following audio codec identifiers have been defined and are in use in systems and specifications that reference the Mobile DLS and/or Mobile XMF specification(s).

A Mobile DLS Audio Codec Identifier consists of one 16-bit wFormatTag, and if the value of wFormatTag is WAVE_FORMAT_EXTENSIBLE a separate Globally Unique ID (GUID) is also used.

 
wFormatTag Value WAVE_FORMAT_EXTENSIBLE
GUID Value 		Codec Name Codec Definition Reference Identifier Used In
0x0001
WAVE_FORMAT_PCM 		(n/a) Microsoft Pulse Code Modulation (linear PCM) Format Coding is linear PCM

Packing defined MMA Mobile DLS Specification v1.00 (2004), section 2.16.3

3GPP Technical Specification 26.234, Release 6 (2004) and onward. Codec is madatory if Mobile DLS is supported.
0x0006
WAVE_FORMAT_ALAW 		(n/a) G.711 A-law Coding defined in ITU-T Recommendation G.711 (1988)

Packing defined in MMA Mobile DLS Specification v1.00 (2004), section 2.16.4 and 2.16.5

3GPP Technical Specification 26.234, Release 6 (2004) and onward. Codec is madatory if Mobile DLS is supported.
0xFFFE
WAVE_FORMAT_EXTENSIBLE 		None* (n/a) (n/a) (n/a)

* The MMA is not presently aware of the use of any Mobile DLS audio codecs identified by the WAVE_FORMAT_EXTENSIBLE mechanism. To register one, click here .

 

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