captionAdaptor(_:didVendCaption:skippingUnsupportedSourceSyntaxElements:)
Tells the delegate that the adaptor ignored one or more syntax elements when it created the caption object.
Declaration
optional func captionAdaptor(_ adaptor: AVAssetReaderOutputCaptionAdaptor, didVendCaption caption: AVCaption, skippingUnsupportedSourceSyntaxElements syntaxElements: [String])Parameters
- adaptor:
The adaptor object.
- caption:
The vended caption.
- syntaxElements:
The array of unsupported syntax elements that the adaptor object skipped.