import type { IActivityHandler } from "../../IActivityHandler";
/** Defines inputs to the RotateImage activity. */
export interface RotateImageInputs {
    source: number[];
    angle: 90 | 180 | 270 | number;
}
/** Defines outputs from the RotateImage activity. */
export interface RotateImageOutputs {
    /** @description The byte content of the rotated image. */
    result: number[];
}
export declare class RotateImage implements IActivityHandler {
    static readonly action = "gcx:wf:image::RotateImage";
    static readonly suite = "gcx:wf:builtin";
    execute(inputs: RotateImageInputs): RotateImageOutputs;
}