MF_MT_SPATIAL_AUDIO_OBJECT_METADATA_LENGTH attribute
A value specifying the size, in bytes, of the spatial audio metadata object type that the decoder will output.
UINT32
The metadata blob with the specified format is written using the ISpatialAudioMetadataWriter interface and read using the ISpatialAudioMetadataReader interface. The metadata blob is opaque to the Media Foundation pipeline and components. The attribute is applied to the spatial audio media type.
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 10, version 1703 [desktop apps only] |
| Minimum supported server |
None supported |
| Header |
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