But How The Frontends can find this 'source' option, if different Frontends and Backends,How they be compatible? thanks!
> -----原始邮件----- > 发件人: "m. allan noah" <[email protected]> > 发送时间: 2019-03-02 21:40:04 (星期六) > 收件人: "[email protected]" <[email protected]> > 抄送: sane-devel <[email protected]> > 主题: Re: [sane-devel] DUPLEX Scan > > There is no standard for this. Some backends implement a 'duplex' > boolean. Other backends implement a 'source' option, with choices like > 'ADF Front', 'ADF Back', 'ADF Duplex', 'Flatbed'. > > I prefer the latter, but I don't think that it matters very much. > > allan > > On Sat, Mar 2, 2019 at 1:35 AM [email protected] > <[email protected]> wrote: > > > > Hello: > > can someone tell me which option is set for duplex scan? > > I need to implement in my Scanner sane driver. > > Thanks very much! > > > > ________________________________ > > > > 孙 静 > > > > 系统集成研发中心驱动开发研究室 > > > > Shandong Newbeiyang Information Technology Co.,Ltd. > > > > No.126, Kunlun Road,Huancui District,Weihai,Shandong,China 264203 > > > > Office phone:+86-631-5675888-77355 > > > > www.newbeiyang.com > > > > > > -- > > sane-devel mailing list: [email protected] > > https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/sane-devel > > Unsubscribe: Send mail with subject "unsubscribe your_password" > > to [email protected] > > > > -- > "well, I stand up next to a mountain- and I chop it down with the edge > of my hand" -- sane-devel mailing list: [email protected] https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/sane-devel Unsubscribe: Send mail with subject "unsubscribe your_password" to [email protected]
