Instance Property


The length, in bytes, of the requested resource.


@property(nonatomic) long long contentLength;


Before finishing loading an AVAssetResourceLoadingRequest instance, if its contentInformationRequest property is not nil, set the value of the contentLength property to the number of bytes contained by the requested resource.

See Also

Configuring Content Information


The types of data that are accepted as a valid response for the requested resource.


The UTI that specifies the type of data contained by the requested resource.


A Boolean value that indicates whether random access to arbitrary ranges of bytes of the resource is supported.


The date at which a new resource loading request will be issued for resources that expire, if the media system still requires it.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software