[softwarelist] Re: DPScan RISC OS Armv7 version 1.25 14th. April 2010
- From: Bernard <bernard@xxxxxxxxxxxxxx>
- To: David Pilling <davidpilling@xxxxxxxxxxxxx>
- Date: Mon, 19 Apr 2010 15:24:51 +0100
In message <tn+BAdFBAGzLFwoo@xxxxxxxxxxxxxxxxxxx>
David Pilling <flist@xxxxxxxxxxxxxxxxxxx> wrote:
> Hi,
> Following on the from the Arm v7 versions of Ovation Pro and SparkFS,
> comes the equivalent for my scanning software:
> http://www.davidpilling.com/sc125.zip
> !DPlngScn etc.
> I think this was originally reported as working. However it is a good
> example of where problems lie with ARM v7. A lot of the program is
> concerned with protocols and code which comes from PC land where they
> like to use 16 bit integers. This is exactly where it goes wrong -
> TWAIN, TIFF, PNG and JPEG. A simple recompile has fixed all the
> problems.
> From this point of view Ovation Pro was a fluke - it doesn't use 16 bit
> words.
> I have also fixed the Epson scanner driver and TWAIN manager - again the
> 16 bits in the TWAIN protocol and a recompile. I'm not sure how much
> interest there will be in these items - so they're not on my web site.
> Seems quite amazing to me that scanning works - USB of course. Given the
> messing about that has gone on with scanner drivers you're best sticking
> with what works, don't think that upgrading might be fun.
> Again, thanks to 'tank' for assistance with sorting this out.
> Am I going to have to go through everything like this - I'm hoping not.
Thanks David - All I want now is an ARM v7 computer to run it on...!
Bernard
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