Struct Item 

pub struct Item {
    pub id: u32,
    pub kind: FourCc,
    pub name: String,
    pub hidden: bool,
    pub construction: Construction,
    pub extents: Vec<Extent>,
}

One entry of the file’s item table.

Fields

id: u32

The item’s identifier, unique within the file.

kind: FourCc

The item type: av01 for a coded image, grid for a derived tiling, Exif or mime for metadata.

name: String

The item’s name, which is informational.

hidden: bool

Whether the item is marked hidden and so must not be displayed on its own. An alpha plane is normally hidden.

construction: Construction

How this item’s extents are addressed.

extents: Vec<Extent>

The runs of bytes that make up the item, in order.

Implementations

impl Item

pub fn is_coded_image(&self) -> bool

Whether this item is a coded AV1 image.

pub fn is_grid(&self) -> bool

Whether this item is a derived grid of tiles.

Trait Implementations

impl Clone for Item

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Item

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for Item

impl PartialEq for Item

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Item