Hi Igor,
I wonder if this resource helps with your question?
http://wiki.openstreetmap.org/wiki/Open_Data_License/Trivial_Transformations_-_Guideline
(a work in progress)
Mike
On 22/10/2012 18:45, Igor Brejc wrote:
Hi,
Thanks for your clarifications, everybody. I was under the (looks like
wrong) impression the produced work must also be available under the
ODbL license.
One issue still bugs me though:
If the closed software you have used did not work on the data
directly, but on some sort of pre-processed or augmented data,
then *that* would be the data you have to hand over.
What does "pre-processed or augmented" data really mean? OSM data has
to be preprocessed to get to the form suitable for rendering. Some
examples of preprocessing:
1. Importing it into PostGIS and flattening the geometries (like
Mapnik does it).
2. Generalizations: simplifications of roads, polygons etc. for a
certain map scale.
3. Finding suitable label placements.
4. Extracting topology from the data (like multipolygon processing,
merging of polygons, road segments etc.).
5. Running other complex algorithms on the OSM data.
This preprocessing can be done "on-the" fly or (in case of Mapnik) as
a separate prerequisite step.
Igor
On Mon, Oct 22, 2012 at 2:06 PM, Frederik Ramm <frede...@remote.org
<mailto:frede...@remote.org>> wrote:
Hi,
On 10/22/12 12:07, Igor Brejc wrote:
2. I generate a PDF map from that extract using an unpublished,
closed-source software. The map includes the appropriate OSM
attribution text.
1. Is this possible?
Yes (assuming that the PDF is not a database).
> 2. What are my obligations in terms of ODbL license? What (if
anything)
> do I have to provide, publish etc.?
Recipients of the PDF, i.e. anyone who views iStockPhoto, would
have the right to ask you to hand over the database on which the
map is based. You would then have the option of saying "it's plain
OSM, simply download it from <X>", or actually give them the data.
If the closed software you have used did not work on the data
directly, but on some sort of pre-processed or augmented data,
then *that* would be the data you have to hand over.
3. Would there be a difference if it was PNG/SVG instead of PDF?
I don't think so.
4. Can the buyer of such a map then password-protect his own
resulting
work (which includes that map)?
Yes. You will have sold him the work under the condition that he
continues to attribute OSM, but other than that he has no
obligations (unless you put some in).
If you sell the work with an OSM attribution but without the
condition to perpetuate that attribution, you may be in breach of
ODbL or you may not; this depends on how you interpret the
"suitably calculated to make anyone ... aware" clause.
Bye
Frederik
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