Interface ThumbnailGenerator

interface ThumbnailGenerator {
    canHandle: (file: FileEntry) => boolean;
    generate: (ctx: ThumbnailGeneratorContext) => Promise<Blob | undefined>;
    name: string;
}

Properties

canHandle: (file: FileEntry) => boolean

Return true if this generator can produce a thumbnail for the file.

generate: (ctx: ThumbnailGeneratorContext) => Promise<Blob | undefined>

Produce a thumbnail blob. Return undefined on failure.

name: string

Human-readable identifier for debugging.