Product Overview

WMA is a lossy compression audio codec advocated by Microsoft and is widely used as a distribution and distribution format for music data.

This product is a software IP with low power consumption, low memory consumption, and can be embedded in a short period of time, suitable for products such as portable music players, smartphones, and car audios.

Product Number

• TM1556

Features

• Low power consumption operation by reduction of arithmetic processing with TMC’s original algorithm “DMNA”.
• Can be implemented in various processors including ARM.
• Easy to embed by simple API interface, contributing to shortening the development period.
• Thread-safe library, simultaneous decoding of multiple streams.

Specification

Software IP Form	C language library
Compliant Codec	Microsoft Windows Media Audio Standard Decoder 9.2
WMA Profile	Level 3
WMA Data Version	Windows Media Audio Syntax Version 2 Data
WMA Stream	Windows Media Audio v2、v7、v8、v9、v9.1、v9.2
	（Windows Media 4.0、4.1、7.0、8、9、9.1、9.2）
Sampling Frequency	8、11.025、16、22.05、32、44.1、48 kHz
Bit Rate	Max. 320kbps
Channel Configuration	Monaural, stereo
Input / Output Data Format	WMA Packet Data to 16 bit linear PCM

Application Examples