/**
 * 获取一个 Image Url 的 NaturaSize 原始尺寸
 * @param url
 */
export function getImageUrlNaturalSize(url: string): Promise<{ w: number; h: number }> {
    return new Promise((resolve, reject) => {
        let img = new Image()
        img.src = url
        img.onload = function () {
            resolve({
                w: img.naturalWidth,
                h: img.naturalHeight,
            })
        }
        img.onerror = function (e: any) {
            reject(e)
        }
    })
}