[OpenDroneMap-users] OpenDroneMap-users Digest, Vol 13, Issue 2

Wed Feb 24 12:57:50 PST 2016

Thank you for your explanation. I will try your solution as soon as my
server finishes its current tasks, probably 2 or 3 days.
I will let you know how things went.
c

2016-02-24 22:00 GMT+02:00 <opendronemap-users-request at lists.osgeo.org>:

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> Today's Topics:
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>    1. Re: gdal problem (Stephen Mather)
>    2. Re: gdal problem (Stephen Mather)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 23 Feb 2016 21:38:19 -0500
> From: Stephen Mather <stephen at smathermather.com>
> To: Cezar Popescu <cezar.popescu at gmail.com>
> Cc: opendronemap-users <opendronemap-users at lists.osgeo.org>
> Subject: Re: [OpenDroneMap-users] gdal problem
> Message-ID:
>         <
> CAPkJWLX7kFreEfRoyDsSC9UDxQQLjneaX5ZJWkS4H5DQ7MJVfA at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hi Cezar,
>
> Your gaps are caused by not mosaicking the sets of images before running
> them through gdal2tiles. You'd need to use gdalmerge prior to gdal2tiles
> and be sure to set your no-data value in order to set the overlap rule.
> Otherwise what you get is the transparent values in one mosaic overwrite
> the values in the images below.
>
> Hope this helps,
> Best,
> Steve
>
>
>
>
> On Mon, Feb 8, 2016 at 5:19 PM, Cezar Popescu <cezar.popescu at gmail.com>
> wrote:
>
> > Hello guys and i am happy to meet you all. I am aware that my problem it
> > is not strictly tied to ODM but i am kindda new to this field and you are
> > the only ones i know and i could ask for help. So, if someone has a
> little
> > time to have a look to my problem and give me a solution i'd be very
> > content.
> >
> > Now, i´ve generated some georeferenced png + kml from a bunch of
> geotagged
> > jpegs. After that i´ve run a gdalbuildvrt and gdal2tiles on that vrt
> file.
> > The problem is the generated tiles have huge gaps that are not present in
> > the original pngs.
> >
> > I´ve uploaded the original png+kml, vrt and the generated tiles (763.8MB)
> > here: http://s.go.ro/w9712i40 | password: 806217
> >
> > Also, if you are curious, all the files (original jpegs) are uploaded
> > here: http://s.go.ro/8vl2v1nr | password: 421405
> >
> > If i load each individual png in google earth, the gaps are not present
> as
> > you can see in this printscreen http://s.go.ro/4bzls9qw
> >
> > I hope someone will see why the ugly tiles happens and what is the
> > workaround. Thank you very much for your time :)
> >
> > ps> i am sorry about the password, it is automatically enforced by that
> > storage system, nothing i can do about it.
> >
> > --
> > *Cezar Popescu*
> > (+40) 723.178-176
> > My website: Atelierele Albe <http://atelierelealbe.eu>
> > In my spare time i do Costică Acsinte <http://colectiacosticaacsinte.eu>
> >
> > _______________________________________________
> > OpenDroneMap-users mailing list
> > OpenDroneMap-users at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/opendronemap-users
> >
> >
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> ------------------------------
>
> Message: 2
> Date: Tue, 23 Feb 2016 21:42:58 -0500
> From: Stephen Mather <stephen at smathermather.com>
> To: Cezar Popescu <cezar.popescu at gmail.com>
> Cc: opendronemap-users <opendronemap-users at lists.osgeo.org>
> Subject: Re: [OpenDroneMap-users] gdal problem
> Message-ID:
>         <CAPkJWLX=B6CB0ZOju4-x=mTTMrArs1E_Tshf=
> KC3sO8vpstpLg at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hi Cezar,
>
> Your gaps are caused by not mosaicking the sets of images before running
> them through gdal2tiles. You'd need to use gdalmerge prior to gdal2tiles
> and be sure to set your no-data value in order to set the overlap rule.
> Otherwise what you get is the transparent values in one mosaic overwrite
> the values in the images below.
>
> Hope this helps,
> Best,
> Steve
>
>
>
>
> On Mon, Feb 8, 2016 at 5:19 PM, Cezar Popescu <cezar.popescu at gmail.com>
> wrote:
>
> > Hello guys and i am happy to meet you all. I am aware that my problem it
> > is not strictly tied to ODM but i am kindda new to this field and you are
> > the only ones i know and i could ask for help. So, if someone has a
> little
> > time to have a look to my problem and give me a solution i'd be very
> > content.
> >
> > Now, i´ve generated some georeferenced png + kml from a bunch of
> geotagged
> > jpegs. After that i´ve run a gdalbuildvrt and gdal2tiles on that vrt
> file.
> > The problem is the generated tiles have huge gaps that are not present in
> > the original pngs.
> >
> > I´ve uploaded the original png+kml, vrt and the generated tiles (763.8MB)
> > here: http://s.go.ro/w9712i40 | password: 806217
> >
> > Also, if you are curious, all the files (original jpegs) are uploaded
> > here: http://s.go.ro/8vl2v1nr | password: 421405
> >
> > If i load each individual png in google earth, the gaps are not present
> as
> > you can see in this printscreen http://s.go.ro/4bzls9qw
> >
> > I hope someone will see why the ugly tiles happens and what is the
> > workaround. Thank you very much for your time :)
> >
> > ps> i am sorry about the password, it is automatically enforced by that
> > storage system, nothing i can do about it.
> >
> > --
> > *Cezar Popescu*
> > (+40) 723.178-176
> > My website: Atelierele Albe <http://atelierelealbe.eu>
> > In my spare time i do Costică Acsinte <http://colectiacosticaacsinte.eu>
> >
> > _______________________________________________
> > OpenDroneMap-users mailing list
> > OpenDroneMap-users at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/opendronemap-users
> >
> >
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> End of OpenDroneMap-users Digest, Vol 13, Issue 2
> *************************************************
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-- 
*Cezar Popescu*
(+40) 723.178-176
My website: Atelierele Albe <http://atelierelealbe.eu>
In my spare time i do Costică Acsinte <http://colectiacosticaacsinte.eu>
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