/**
 * A video resource's playback and poster overlays (#454): the play mark and
 * the QR code, placed on the body the layout gave the poster, plus what the
 * interactive outputs need to play it.
 */
import type { Resource } from '../types.js';
import type { ResolvedConfig, VDTResourceVideo, VDTVideoPlayMark, VDTVideoQr } from '../vdt.js';
/** Playback and overlays of a video resource whose body is `bodyWidth` ×
 *  `bodyHeight` px; `undefined` for any other resource. */
export declare function layoutVideo(resource: Resource, resolved: ResolvedConfig, bodyWidth: number, bodyHeight: number): VDTResourceVideo | undefined;
/** The play mark's triangle, pointing right, inside its rect: vertices in
 *  px relative to the rect's top-left corner. Optically centred (the
 *  triangle's centroid sits a little right of the box's centre). */
export declare function playMarkTriangle(mark: VDTVideoPlayMark): Array<[number, number]>;
/** The dark modules of a QR code as horizontal runs, one rect per run, in
 *  px relative to the plate's top-left corner: what a renderer fills
 *  (fewer, abutting shapes than one square per module). */
export declare function qrModuleRuns(qr: VDTVideoQr): Array<{
    x: number;
    y: number;
    w: number;
    h: number;
}>;
//# sourceMappingURL=videoOverlay.d.ts.map