[gdal-dev] How remove the piramids from TIFF non-georef

Andrea Peri aperi2007 at gmail.com
Wed Jan 15 07:26:50 PST 2014


Hi,
thx for hints.

I'm not sure that the gdal overview are the same of pyramid tiff.
My tiff are all multipages.

There is same information about the overview of gdal ?




2014/1/15 Daniele Romagnoli <daniele.romagnoli at geo-solutions.it>

> Hi Andrea,
> you may consider using
> "gdal_translate -b 1 -b 2 -b 3 inputTiff outputTiff"
>
> I assume you are referring to overviews, right?
> In that case, gdal_translate won't copy overviews so you are lucky :)
>
> You may also consider adding tiling with "-co TILED=YES" to the previous
> command:
> "gdal_translate -b 1 -b 2 -b 3 -co TILED=YES inputTiff outputTiff"
>
> Default tiling is 256x256; you may specify different one with -co
> BLOCKXSIZE=nnn -co BLOCKYSIZE=mmm
>
> Hope this helps.
> Cheers,
> Daniele
>
>
> ==
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> -------------------------------------------------------
>
>
> On Wed, Jan 15, 2014 at 12:01 PM, Andrea Peri <aperi2007 at gmail.com> wrote:
>
>> Hi,
>>
>> I have a lot of huge tiff not-gereferenced raster.
>> These tiff are all with 4 bands (RGBA) and 10 pyramids inside.
>>
>> I need to remove the piramids and retrieve a new tiff version without the
>> piramids and with only 3 bands (RGB).
>>
>> Usually this work is do using imagemagick or vips, but I like to try to
>> use the gdal-translate to do this.
>> But Im not sure , because the tiff are not georef and also I'm not sure if
>> gdal is capable to read a 4 pyramid tiff and generate a 3 not-piramid
>> tiff.
>>
>> Thx for every hints.
>>
>> --
>> -----------------
>> Andrea Peri
>> . . . . . . . . .
>> qwerty àèìòù
>> -----------------
>>
>> _______________________________________________
>> gdal-dev mailing list
>> gdal-dev at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/gdal-dev
>>
>
>


-- 
-----------------
Andrea Peri
. . . . . . . . .
qwerty àèìòù
-----------------
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