def create_interpolated_snowdepth(snowdepth, datetime, outfile, max_distance):
with tempfile.TemporaryDirectory(prefix=uuid4().__str__()) as td:
# Fix the zero values around lakes, a bug in SNODAS files from ~2014 to present (2019)
if file_needs_lakefix(datetime, 1034):
snowdepth = lakefix_zero_values_to_nodata(
snowdepth, os.path.join(td, f'_lakefix.tif'),
snodas_get_nodata_value(datetime), MASKRASTER)
logging.debug(f'Raw Input: {snowdepth}')
_interpolated = interpolate(snowdepth,
os.path.join(td, '_interpolated.tif'),
max_distance,
snodas_get_nodata_value(datetime))
logging.debug(f'Interpolated snowdepth GTiff: {_interpolated}')
# Overviews
create_overviews(_interpolated)
# Translate to COG
_cog = translate(_interpolated, os.path.abspath(outfile))
logging.debug(f'Interpolated COG: {_cog}')
return _cog
def create_interpolated_snowtemp(snowtemp, swe_interpolated, datetime,
max_distance, outfile):
with tempfile.TemporaryDirectory(prefix=uuid4().__str__()) as td:
_interpolated = interpolate(snowtemp,
os.path.join(td, '_interpolated.tif'),
max_distance,
snodas_get_nodata_value(datetime))
logging.debug(f'Interpolated snowtemp GTiff: {_interpolated}')
# Return legitimate nodata cells back to nodata
_interpolated_nodata = lakefix_set_cells_to_nodata(
_interpolated,
snowtemp,
swe_interpolated,
)
# Overviews
create_overviews(_interpolated_nodata)
# Translate to COG
_cog = translate(_interpolated_nodata, os.path.abspath(outfile))
logging.debug(f'Interpolated COG: {_cog}')
return _cog
def create_interpolated_coldcontent(snowpack_average_temperature_interpolated,
swe_interpolated, outfile):
with tempfile.TemporaryDirectory(prefix=uuid4().__str__()) as td:
_coldcontent = snodas_write_coldcontent(
snowpack_average_temperature_interpolated,
swe_interpolated,
os.path.join(td, '_coldcontent.tif'),
)
logging.debug(f'Interpolated coldcontent GTiff: {_coldcontent}')
# Overviews
create_overviews(_coldcontent)
# Translate to COG
_cog = translate(_coldcontent, os.path.abspath(outfile))
logging.debug(f'Interpolated COG: {_cog}')
return _cog