Function CMMetadataFormatDescriptionCreateWithMetadataSpecifications 

pub unsafe extern "C-unwind" fn CMMetadataFormatDescriptionCreateWithMetadataSpecifications(
    allocator: Option<&CFAllocator>,
    metadata_type: CMMetadataFormatType,
    metadata_specifications: &CFArray,
    format_description_out: NonNull<*const CMMetadataFormatDescription>,
) -> i32

Available on crate feature CMFormatDescription only.

Safety

• metadata_specifications generic must be of the correct type.
• format_description_out must be a valid pointer.