[sane-devel] DUPLEX Scan

[孙静]

 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" <kitno455 at gmail.com>
> 发送时间: 2019-03-02 21:40:04 (星期六)
> 收件人: "sunjing at newbeiyang.com" <sunjing at newbeiyang.com>
> 抄送: sane-devel <sane-devel at alioth-lists.debian.net>
> 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 sunjing at newbeiyang.com
> <sunjing at newbeiyang.com> 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
> >
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> >
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> >
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> >
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> >
> >
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> 
> 
> -- 
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