config.default.js

'use strict';

/**
 * egg-captcha default config
 * @member Config#captcha
 * @property {String} SOME_KEY - some description
 */
exports.captcha = {
  width: 256, // set width,default is 256

  height: 60, // set height,default is 60

  offset: 40, // set text spacing,default is 40

  quality: 100, // set pic quality,default is 50

  fontsize: 57, // set font size,default is 57
};