Format
Windows Media Audio
Summary
- Name
- Windows Media Audio
- Identifiers
-
- MIME: audio/x-ms-wma
- Apple Uniform Type Identifier: com.microsoft.windows-media-wma
- PUID: fmt/132
- Format type
- Audio
- Disclosure
- Full
- Description
- Windows Media Audio Format is a subtype of the Advanced Systems Format, developed by Microsoft for storing audio data streams. It comprises a Header Object, which describes the properties of the data streams, a Data Object, which contains the actual data streams stored in Data Packets and, optionally, one or more Index Objects. Audio data is stored using the Windows Media Audio codec, and the format supports streaming across networks.
- File extensions
-
wma,asf - Source
- Digital Preservation Department / The National Archives
Relationships
- Has lower priority than
- Has priority over
- Is subtype of
Internal signatures
Windows Media Audio
- Note
- Header Object + Stream Properties Object (stream type = Audio Stream) with WMA Codec ID
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- None
- Byte Sequence
3026B2758E66CF11A6D900AA0062CE6C{12}0102- Endianness
- None
- Min Frag Length
- Variable
- Offset
- None
- Max offset
- None
- Byte Sequence
{30}9107DCB7B7A9CF118EE600C00C205365{8}409E69F84D5BCF11A8FD00805F5C442B{38}(6101|6201|6301)- Endianness
- None