import { fetchImage } from "./fetchImage"

/**
 * 把图片的 Blob 转换为 Image 对象
 * @param blob
 */
export async function blobToImg(blob: Blob): Promise<HTMLImageElement> {
    const URL = window.URL || <URL>(<any>window).webkitURL
    const url = URL.createObjectURL(blob)
    try {
        return await fetchImage(url)
    } finally {
        URL.revokeObjectURL(url)
    }
}