[GRASS-user] i.landsat.toar unable to read metadata file
nik at nikosalexandris.net
Fri Dec 14 00:13:37 PST 2012
(re-structured the last post, cc-ed András B, E. Jorge T -- someone is not on
> >> > It seems there are several modifications to the MET content structure.
> >> > Fortunately (?) two MET files are provided *currently* (at least I have
> >> > seen this in several L[MTE] scenes.
> > I tried to compare variable definitions in the landsat_met.c file with the
> > diff "TLold.txt_VS_MTL.txt" file (metadata that correspond to a LT5
> > scene). The differences I see are the following:
> > - SPACECRAFT_ID: was Landsat5, is: LANDSAT_5
> > - SENSOR_ID: *this is the same*
> > - ACQUISITION_DATE: renamed (?) to "DATE_ACQUIRED"
> > - CREATION_TIME: was (?) PRODUCT_CREATION_TIME, is: FILE_DATE
> > - SUN_ELEVATION: was not existing (!), is: same
> > - BAND%_GAIN: nowhere to be found as is, was (?):
> > CORRECTION_METHOD_GAIN_BAND%, is: CORRECTION_GAIN_BAND_%
> > - LMAX_BAND%: renamed to RADIANCE_MAXIMUM_BAND_%
> > - LMIN_BAND%: same as above, renamed to RADIANCE_MINIMUM_BAND_%
> > - QCALMAX_BAND%: renamed to QUANTIZE_CAL_MAX_BAND_%
> > - QCALMIN_BAND: same as above, renamed to QUANTIZE_CAL_MIN_BAND_%
> > Is this enough to get i.landsat.toar working?
> Try to add an additional strcmp() case where ACQUISITION_DATE is
> changed to DATE_ACQUIRED
> sorry I am very busy these few coming days...
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