Image Compression doesn't support in SANE protocal

On Aug 22, 2006, at 8:10 AM, zf wrote:

>  I found no image compression support is added in SANE.
When  
> scanning with high resolutions such 600 x 600 dpi and
uses color  
> scan, the result image will be very large!
>     So many scanners support compress transfer:scanner
compress the  
> image data and transfer compressed data to driver. In
SANE the  
> images transfered between backend and frontend are
strict limited.I  
> think it' better if SANE add some file transfer type
like TWAIN.

Most scanners do not support compression anyway. Such
features are  
only found in 5000 EUR and above devices. If you just want
to save  
files in a compressed format just use a decent application
such as  
xsane and not the example programs such as xscanimage ,-)

Yours,

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