This file is a Photoshop script for create marker which is use for 4:3 aspect ratio Movie AR by CARKCHO(https://app.carkcho.com).

CropFor4to3MovieMarker.js

/*
    author: Shoichi Takagi
*/

var width;
var height;
var movieWidth;
var movieHeight;

var getImageSize = function() {
    width = activeDocument.width.value;
    height = activeDocument.height.value;
};

var cropFitMovieSize = function() {
    getImageSize();

    movieWidth = width;
    movieHeight = width * 3 / 4;
    var margin = (height - movieHeight) / 2;
    preferences.rulerUnits = Units.PIXELS;
    activeDocument.crop([0, margin, width, height - margin]);
};

var cropMarker = function() {
    getImageSize();

    var margin = (width - height) / 2;
    preferences.rulerUnits = Units.PIXELS;
    activeDocument.crop([margin, 0,width - margin,height]);
};

cropFitMovieSize();
cropMarker();