/**
 * WASM module loading.
 *
 * The module is instantiated once per page and shared. Two loading strategies are
 * supported and the default matters: `import init from '../../../crates/wasm/pkg/pptx.js'`
 * lets a bundler fingerprint and inline the `.wasm` next to the JS glue, which is what
 * makes the package work with no configuration. A consumer who would rather serve the
 * module from a CDN passes a URL to `initWasm` (or the `wasm` prop) instead.
 */
import * as bindings from '../../../crates/wasm/pkg/pptx.js';
import { type WasmSource } from './types.js';
export type WasmModule = typeof bindings;
/**
 * Instantiates the WASM module, or returns the already-instantiated one.
 *
 * Calling this with a different `source` after the module has loaded is a no-op and warns:
 * a second instantiation would give two independent heaps and two independent image
 * caches, which is never what the caller meant.
 */
export declare function initWasm(source?: WasmSource): Promise<WasmModule>;
/** True once the module is instantiated. */
export declare function isWasmReady(): boolean;
/** Version of the loaded WASM module. */
export declare function wasmVersion(): Promise<string>;
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