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Re: [libredwg] Reed-Solomon patch.

From: Dave Coventry
Subject: Re: [libredwg] Reed-Solomon patch.
Date: Mon, 11 Nov 2013 13:06:14 +0200

Hi Felippe,

Below is the link to the PDF from the ODA which describes DWG file
formats up to and including R2013.

I don't know if you have it already...

On 11 November 2013 11:46, Felipe Castro <address@hidden> wrote:
> In R2010 and R2013 there are no need to use the Reed-Solomon algorithm, they
> are based closely to versions R2004, with some other stuff from R2007, but
> no fancy encoding. I think there's a post about these moves from AutoDesk
> here, but I don't remember where...
> I was trying to decode R2010, but I have an issue, where to get the string
> chain for the header variables section. Anyone can help on this with more
> informtation?
> 2013/11/11 Dave Coventry <address@hidden>
>> I notice that Alex Papazoglou submitted a patch that expedites
>> Reed-Solomon encoding and decoding for DWG R2007 files.
>> Does this mean libredwg is now capable of reading these files? If so,
>> then the Libreplanet wiki needs to be updated.
>> That page also suggests that we don't have information for R2010 and
>> R2013 DWG formats, but I believe that the latest ODA document
>> describes these.
>> If I understand correctly, the changes between R2007 and R2010 are
>> quite minor, so does this give us the capability to read R2010 files?
>> And later?
>> Many thanks,
>> Dave

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