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Nodata masking [WIP] #30

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Nodata masking [WIP] #30

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dnomadb Mar 2, 2021
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dnomadb Mar 11, 2021
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9 changes: 5 additions & 4 deletions rio_rgbify/mbtiler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
from PIL import Image

from rasterio import transform
from rasterio.crs import CRS
from rasterio.warp import reproject, transform_bounds
try:
from rasterio.warp import RESAMPLING
Expand Down Expand Up @@ -129,9 +130,9 @@ def _tile_worker(tile):
reproject(
rasterio.band(src, 1), out,
dst_transform=toaffine,
dst_crs="init='epsg:3857'",
dst_crs=CRS({'init': 'epsg:3857'}),
resampling=RESAMPLING.bilinear)

out = np.clip(out, global_args['base_val'], (global_args['base_val'] + 256 ** 3) * global_args['interval'])
out = data_to_rgb(out, global_args['base_val'], global_args['interval'])

return tile, global_args['writer_func'](out, global_args['kwargs'].copy(), toaffine)
Expand Down Expand Up @@ -182,7 +183,7 @@ def _make_tiles(bbox, src_crs, minz, maxz):
generator of [x, y, z] tiles that intersect
the provided bounding box
'''
w, s, e, n = transform_bounds(*[src_crs, 'epsg:4326'] + bbox, densify_pts=0)
w, s, e, n = transform_bounds(*[src_crs, CRS({'init': 'epsg:4326'})] + bbox, densify_pts=0)

EPSILON = 1.0e-10

Expand Down Expand Up @@ -267,7 +268,7 @@ def __init__(self, inpath, outpath, min_z, max_z, interval=1, base_val=0, boundi
'height': 512,
'width': 512,
'count': 3,
'crs': 'EPSG:3857'
'crs': CRS({'init': 'EPSG:3857'})
},
'base_val': base_val,
'interval': interval,
Expand Down