[sane-devel] SANE calibration on Mac OS X Tiger

[Saul Good]

On Nov 2, 2005, at 10:35 AM, Gerhard Jaeger wrote:

> On Wednesday 02 November 2005 15:15, Saul Good wrote:
>> I have a CanoScan LiDE 30 and I am trying to use SANE as the  
>> device driver.
>> It installs fine and scans fine, but the scans come out very dark as
>> compared to VueScan.  I've read the files on how to configure the
>> plustek.conf (the driver SANE uses for the LiDE 30) and they do in  
>> fact have
>> a few settings, but they seem to be enabled properly.
>>
>> Here are scanning examples:
>>
>> VueScan
>> http://img392.imageshack.us/img392/6182/vuescanl2sr.jpg
>>
>> SANE
>> http://img392.imageshack.us/img392/4083/sanel7gd.jpg
>>
>> thanks so much in advance,
>> ./sg
>>
> Which version? What bit-depth?
> The latest CVS version should work fine. Try 8bit color scans.
> If you use the 16bit then you need to tweak the data after scanning,
> as the internal gamma-correction only works for 8bit scans.
>
> HTH
> Gerhard

I am using 1.0.15 and 16 bits.  I will try the 8 bit scans.  Will  
internal gamma-correction for 16bit work in future versions?

/sg