Struct PrefetchEngine 

pub struct PrefetchEngine { /* private fields */ }

Prefetch engine that generates frame requests based on playhead movement.

Implementations

impl PrefetchEngine

pub fn new(config: PrefetchConfig, max_position: i64) -> Self

Create a new prefetch engine.

pub fn update(&mut self, new_position: i64) -> Vec<PrefetchRequest>

Update the playhead position and get new prefetch requests.

Call this every time the playhead moves. Returns a list of positions to prefetch, sorted by priority (most urgent first).

pub fn mark_cached(&mut self, position: i64)

Mark a position as cached (already decoded).

pub fn invalidate(&mut self, position: i64)

Invalidate a cached position.

pub fn invalidate_all(&mut self)

Invalidate all cached positions.

pub fn direction(&self) -> PlayDirection

Get the current detected play direction.

pub fn playhead(&self) -> i64

Get the current playhead position.

pub fn cached_count(&self) -> usize

Get count of cached/pending positions.

Trait Implementations

impl Debug for PrefetchEngine

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

Formats the value using the given formatter.