Processing cites fails with invalid pixels.

[cmatthew]

For example: This city:

"[21827,null,"POLYGON((-102.181838989258 31.132007598877,-102.1
90315246582 31.1407642364502,-102.190841674805 31.1421413421631,-102.18815612793 31.1444206237793,-102.180686950684 31.144380569458,-102.175392150879 31.1393089294434,-102.17539
2150879 31.138391494751,-102.181838989258 31.132007598877))",-102.190841674805,31.132007598877,-102.175392150879,31.1444206237793]"}

produces:

[email protected]] out: No Name with ID:21827 0...10...20...30...40...50...60...70...80...90...100 - done.
[[email protected]] out:
[[email protected]] out: No Name with ID:21827 Getting shapefile for 21827
[[email protected]] out: No Name with ID:21827 Shapefile is /tmp/tmpb8td8Z/21827.shp
[[email protected]] out: No Name with ID:21827 Running: ogr2ogr -s_srs "EPSG:4326" -t_srs "EPSG:32614" /tmp/tmpb8td8Z/tmp/21827.shp /tmp/tmpb8td8Z/21827.s
hp
[[email protected]] out: No Name with ID:21827 ogr2ogr said:  None
[[email protected]] out: No Name with ID:21827 New fnames are: /tmp/tmpb8td8Z/trim_21827b03.tif /tmp/tmpb8td8Z/trim_21827b04.tif /tmp/tmpb8td8Z/trim_21827
b07.tif
[[email protected]] out: No Name with ID:21827 creating... /tmp/tmpb8td8Z/21827_allbands.tif with /usr/local/bin/gdal_merge.py -n -9999 -a_nodata -9999 -s
eparate  -o /tmp/tmpb8td8Z/21827_allbands.tif /tmp/tmpb8td8Z/trim_21827b07.tif /tmp/tmpb8td8Z/trim_21827b04.tif /tmp/tmpb8td8Z/trim_21827b03.tif
[[email protected]] out: No Name with ID:21827 0...10...20...30...40...50...60...70...80...90...100 - done.
[[email protected]] out:
[[email protected]] out: No Name with ID:21827 creating... /tmp/tmpb8td8Z/21827_allbands.png with /usr/local/bin/gdal_translate -of png -ot Byte -scale /t
mp/tmpb8td8Z/21827_allbands.tif /tmp/tmpb8td8Z/21827_allbands.png
[[email protected]] out: No Name with ID:21827 ERROR 1: /tmp/tmpb8td8Z/21827_allbands.tif, band 1: Failed to compute min/max, no valid pixels found in sam
pling.
[[email protected]] out: ERROR 1: /tmp/tmpb8td8Z/21827_allbands.tif, band 2: Failed to compute min/max, no valid pixels found in sampling.
[[email protected]] out: ERROR 1: /tmp/tmpb8td8Z/21827_allbands.tif, band 3: Failed to compute min/max, no valid pixels found in sampling.
[[email protected]] out: Input file size is 49, 46
[[email protected]] out: 0...10...20...30...40...50...60...70...80...90...100 - done.
[[email protected]] out:
[[email protected]] out: No Name with ID:21827 Read Image Data
[[email protected]] out: No Name with ID:21827 Attempting to read image data from /tmp/tmpb8td8Z/21827_allbands.png
[[email protected]] out: No Name with ID:21827 Complete!
[[email protected]] out: No Name with ID:21827 Extracting Polygon points
[[email protected]] out: No Name with ID:21827 Calculating Greenspace
[[email protected]] out: No Name with ID:21827 Attemping to write png /tmp/tmpb8td8Z/21827.png
[[email protected]] out: No Name with ID:21827 Complete!
[[email protected]] out: No Name with ID:21827 Greenvalue of  0.0  was found
[[email protected]] out: No Name with ID:21827 RESULT: 21827 No Name with ID:21827 0.0
[[email protected]] out: No Name with ID:21827 Uploading processed image 21827.png to swift
[[email protected]] out: No Name with ID:21827 Swift finished with  0
[[email protected]] out: No Name with ID:21827 Complete!

[cmatthew]

@stredger or @rickmcgeer do either of you know how to debug this problem?

[cmatthew]

There is a unit test for it, btw.