Thanks for your response. I will look your changeset and try for my requirements.
On 13 jan, 19:46, Frank Warmerdam <[email protected]> wrote: > Ludovic Mercier wrote: > > Hi all, > > > I try to use gdal and otb (http://smsc.cnes.fr/PLEIADES/lien3_vm.htm) > > with pds file. > > I try to get value associated to a key (meta-data). > > for an exemple the file : Index of /gdal/data/mc02.img contain : > > SPACECRAFT_NAME = "MARS GLOBAL SURVEYOR" > > INSTRUMENT_NAME = "MARS ORBITER CAMERA" > > INSTRUMENT_ID = "MOC-WA" > > TARGET_NAME = "MARS" > > FILTER_NAME = "RED" > > > I would like to access to the key/value FILTER_NAME. But the function > > GetMetadata return nothing ! > > I look in the source code (file pdsdataset.cpp) and the interresting > > method is "GetKeyword()" but it is a private method. > > > Is someone have an idea how to get all meta data or specific meta- > > data ? > > > I think is it impossible in fact.. but perhaps is it possible if i add > > new functionnality > > in the pds driver.... > > Ludovic, > > You are correct that none of these header fields are currently exposed > by the PDS (or ISIS2, and ISIS3) drivers as metadata. It would be > quite easy to modify the driver to transfer specific keywords and their > associated value to the metadata object, but it is unclear which ones would > be useful. > > I have gone ahead and added support in the PDS driver to transfer a bunch > of keywords over. The gdalinfo results now look like: > > ... > Origin = (-10668384.903788566589355,3852176.483988761901855) > Pixel Size = (926.115274429321289,-926.115274429321289) > Metadata: > FILTER_NAME="RED" > DATA_SET_ID="MGS-M-MOC-4-WAMOS-V1.0" > PRODUCT_ID="MC02" > PRODUCER_INSTITUTION_NAME="MALIN SPACE SCIENCE SYSTEMS" > PRODUCT_TYPE="MOSAIC" > MISSION_NAME="MARS GLOBAL SURVEYOR" > SPACECRAFT_NAME="MARS GLOBAL SURVEYOR" > INSTRUMENT_NAME="MARS ORBITER CAMERA" > INSTRUMENT_ID="MOC-WA" > TARGET_NAME="MARS" > CENTER_FILTER_WAVELENGTH=600.0000 > BANDWIDTH=50.0000 > PRODUCT_CREATION_TIME=2001-11-28T00:00:00 > NOTE="GEODESY CAMPAIGN MOSAIC" > Corner Coordinates: > ... > > The new support is only in trunk and new keywords can be added quite > easily. > > http://trac.osgeo.org/gdal/changeset/16077 > > Best regards, > -- > ---------------------------------------+-------------------------------------- > I set the clouds in motion - turn up | Frank Warmerdam, [email protected] > light and sound - activate the windows |http://pobox.com/~warmerdam > and watch the world go round - Rush | Geospatial Programmer for Rent > > _______________________________________________ > gdal-dev mailing list > [email protected]http://lists.osgeo.org/mailman/listinfo/gdal-dev _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
