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AVAsset.MetadataKeys
Queries metadata keys.
Component | Version | macOS | Windows | Linux | Server | iOS SDK |
AVAsset | 5.2 | ✅ Yes | ❌ No | ❌ No | ✅ Yes, on macOS | ✅ Yes |
MBS( "AVAsset.MetadataKeys"; Asset { ; Format } ) More
Parameters
Parameter | Description | Example | Flags |
---|---|---|---|
Asset | The reference number of the asset. Please use AVAsset.OpenContainer, AVAsset.OpenFile or AVAsset.OpenURL function to get asset reference. | $asset | |
Format | The metadata format to use. | "com.apple.quicktime.udta" | Optional |
Result
Returns list or error.
Description
Queries metadata keys.You can pass empty format to query all keys.
Or you use AVAsset.AvailableMetadataFormats to query the list of formats and limit query to only the given format.
Examples
Queries metadata keys:
MBS( "AVAsset.MetadataKeys"; "40001" )
See also
- AVAsset.AvailableMetadataFormats
- AVAsset.Metadata
- AVAsset.OpenContainer
- AVAsset.OpenFile
- AVAsset.OpenURL
Example Databases
Blog Entries
This function checks for a license.
Created 19th June 2015, last changed 5th July 2015