importUIKitimportAVFoundationprivateletscanAnimationDuration=3.0//扫描时长privateletneedSound=true//扫描结束是否需要播放声音privateletscanWidth:CGFloat=300//扫描框宽度privateletscanHeight:CGFloat=300//扫描框高度privateletisRecoScanSize=true//是否仅识别框内privateletscanBoxImagePath="扫描框"//扫描框图片privateletscanLineImagePath="扫描线"//扫描线
