How to use the @pixi/settings.settings.CREATE_IMAGE_BITMAP function in @pixi/settings

this._process = null;

        /**
         * If the image should be disposed after upload
         * @member {boolean}
         * @default false
         */
        this.preserveBitmap = false;

        /**
         * If capable, convert the image using createImageBitmap API
         * @member {boolean}
         * @default PIXI.settings.CREATE_IMAGE_BITMAP
         */
        this.createBitmap = (options.createBitmap !== undefined
            ? options.createBitmap : settings.CREATE_IMAGE_BITMAP) && !!window.createImageBitmap;

        /**
         * Controls texture alphaMode field
         * Copies from options
         * Default is `null`, copies option from baseTexture
         *
         * @member {PIXI.ALPHA_MODES|null}
         * @readonly
         */
        this.alphaMode = typeof options.alphaMode === 'number' ? options.alphaMode : null;

        if (options.premultiplyAlpha !== undefined)
        {
            // triggers deprecation
            this.premultiplyAlpha = options.premultiplyAlpha;
        }