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to do so you have to loop over all tif files (in alphabetical order) and a filename checker to create input list for gdal_merge. To specify which images was made in the same day you should check 8 first chararacters of fileaname: Terra/Data Year/Julian Date (ex. T2010232). Here is batch code to do so: SETLOCAL EnableDelayedExpansion rem set working ...


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This is also my problem in subtracting two raster images with different dimensions. I also tried gdal_calc, tried qgis raster calculator but as what you've said it isn't possible with batch processing. It happened that I also searched everywhere and asked everywhere, but they'll just say that subtracting images with two different dimensions isn't possible. ...


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Why don't you change the cell size of the baseline file? If the resolutions are the same, you will be able to correctly use GRASS (and if it is the same region) or GDAL_CALC. In fact, it is what QGIS probably does before execute the multiplication. Otherwise, you should consider using the Python Console with the QqgRasterCalculator Class: ...


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You can try out a dedicated tool called Batyr for this purpose (more PostGis oriented than GDAL) generic tools like ETL with spatial abilities (Talend with Spatial Extension, GeoKettle,...) that can watch your folder Inotify based tools (On Unix based OS) a command line tool like Watchdog I will not go further as @mark-c mentioned, it's more a system ...


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you can use batch hegtool, read this: http://newsroom.gsfc.nasa.gov/sdptoolkit/HEG/HEGFAQ_CLI.html and this: http://newsroom.gsfc.nasa.gov/sdptoolkit/HEG/HEG_Batch_job_Help.htm


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Here is a solution as windows batch script, maybe it'll help: set in_path=path_to_stored_hdfs set out_path=path_to_proccessed_ones md %out_path% cd /d %in_path% FORFILES /m *L2_LAC*.hdf /C "cmd /c gdalwarp -geoloc -t_srs EPSG:4326 -te 113.205 1.120 157.105 2.005 HDF4_SDS:hdf:@file:01 %out_path%\@fname.tif" Where /m is a mask to match desired filenames ...



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