Trait Transform 

pub trait Transform<I: DatasetItem, O: DatasetItem>: Send + Sync {
    // Required methods
    fn name(&self) -> &str;
    fn apply(&self, item: I, limits: &DatasetLimits) -> AppResult<Option<O>>;
}

Protocol for data transforms from item type I to item type O.

Required Methods

fn name(&self) -> &str

Stable transform name.

fn apply(&self, item: I, limits: &DatasetLimits) -> AppResult<Option<O>>

Apply the transform, returning Ok(None) when the item is filtered out.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl Transform<DataItem, DataItem> for ResizeTransform

Available on crate feature image-transform only.