import { Filter, FilterStreamRef } from '../../../Filter';
import { Stream } from '../../../Compiler';
/**
  * 14.6 frei0r_src
  * Provide a frei0r source.
  *
  * To enable compilation of this filter you need to install the frei0r header and configure FFmpeg with --enable-frei0r.
  *
  * This source accepts the following parameters:
  */
export declare class VideoFrei0rSrc extends Filter<VideoFrei0rSrcParameters> {
    outputs: FilterStreamRef<VideoFrei0rSrcParameters, VideoFrei0rSrc>[];
    constructor(inputs?: Stream | Stream[], parameters?: VideoFrei0rSrcParameters);
}
export interface VideoFrei0rSrcParameters {
    /**
      * The size of the video to generate. For the syntax of this option, check the
      * (ffmpeg-utils)"Video size" section in the ffmpeg-utils manual.
      */
    size?: string | number;
    /**
      * The framerate of the generated video. It may be a string of the form
      * num/den or a frame rate abbreviation.
      */
    framerate?: string | number;
    /** The name to the frei0r source to load. For more information regarding frei0r and how to set the parameters, read the frei0r section in the video filters documentation. */
    filter_name?: string | number;
    /** A ’|’-separated list of parameters to pass to the frei0r source. */
    filter_params?: string | number;
    [key: string]: string | number;
}
/**
  * 14.6 frei0r_src
  * Provide a frei0r source.
  *
  * To enable compilation of this filter you need to install the frei0r header and configure FFmpeg with --enable-frei0r.
  *
  * This source accepts the following parameters:
  */
export declare function videoFrei0rSrc(inputs?: Stream | Stream[], parameters?: VideoFrei0rSrcParameters): VideoFrei0rSrc;