The URL of the storage container of the current sample and other samples that are intended to be loaded in the same operation as a chunk.
When this property is
nil, the storage location of the chunk is the URL of the sample cursor's track's asset, if it has one.
Getting Current Sample Information
A value that provides information about the chunk of samples to which the current sample belongs.
The sample range in the current chunk storage URL that is intended to be loaded together with the current sample as a chunk.
The dependency information that describes relationships between a media sample and other media samples in the same sample sequence.
The synchronization information for the current sample for consideration when resynchronizing a decoder.
A value that describes attributes of a media sample for consideration when resynchronizing a decoder.