# Find, Download and Process Sentinel-2 Data

## Documentation for package ‘sen2r’ version 1.5.4

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

abs2rel | Convert a path to a relative path
build_example_param_file | Build an example JSON parameter file
check_gcloud | Check Google Cloud SDK installation
check_gcloud_connection | Check Google Cloud SDK installation
check_gdal | Check GDAL installation
check_scihub_connection | Import / export / check SciHub username and password
check_scihub_login | Import / export / check SciHub username and password
check_sen2r_deps | Check package dependencies
comsub | Find the longest common starting substring or directory
expand_path | Expand a path with a parent directory
gdalUtil | Interface to GDAL Python-based utilities
gdal_abs2rel | Convert absolute from/to relative paths in a virtual file
gdal_rel2abs | Convert absolute from/to relative paths in a virtual file
gdal_warp | Clip, reproject and warp raster files
install_aria2 | Download and install aria2.
install_sen2cor | Download and install (or link) Sen2Cor
is_gcloud_configured | Check Google Cloud SDK installation
is_scihub_configured | Import / export / check SciHub username and password
link_sen2cor | Download and install (or link) Sen2Cor
list_indices | List spectral indices
load_binpaths | Load the paths of external executables
mountpoint | Return the mountpoint of the input directory (if it is mounted)
normalize_path | Express file paths in canonical Form depending on the operating system
raster_metadata | Get metadata from raster paths
read_gipp | Manage GIPP parameters for Sen2Cor
read_scihub_login | Import / export / check SciHub username and password
rm_invalid_safe | Get information from S2 file name or metadata
s2_calcindices | Compute maps of spectral indices
s2_dop | Return the Dates Of Passage over some orbits
s2_download | Download S2 products.
s2_gui | Launch the GUI for Sentinel-2 products
s2_list | Retrieve list of available S2 products.
s2_mask | Apply cloud masks
s2_merge | Merge S2 tiles with the same date and orbit
s2_order | Order S2 products.
s2_perc_masked | Apply cloud masks
s2_rgb | Create RGB images from S2 reflectance products.
s2_thumbnails | Create thumbnails for S2 products.
s2_tiles | Load Sentinel-2 tiles
s2_translate | Convert from SAFE format
safe_getMetadata | Get information from S2 file name or metadata
safe_isvalid | Get information from S2 file name or metadata
safe_is_online | Check if SAFE is available for download
safe_shortname | Rename products using a shorten convention
sen2cor | Correct L1C products using Sen2Cor
sen2r | Find, download and preprocess Sentinel-2 images
sen2r_getElements | Get information from S2 short name
set_gipp | Manage GIPP parameters for Sen2Cor
str_pad2 | Pad a string.
st_crs2 | Retrieve coordinate reference system from sf or sfc object
tiles_intersects | Select the tiles intersecting the extent
write_scihub_login | Import / export / check SciHub username and password