def init_pyramid(self):
ld(self.zoom_levels)
prm=Pyramid.profile_class(self.format)(
dest=self.root,
options=dict(
name=os.path.split(self.root)[1],
tile_format=self.tile_ext[1:]
)
)
# compute "effective" covered area
prev_sq=0
for z in reversed(sorted(self.zoom_levels)):
ul_zxy,lr_zxy=self.zoom_levels[z]
ul_c=prm.tile_bounds(ul_zxy)[0]
lr_c=prm.tile_bounds(lr_zxy)[1]
sq=(lr_c[0]-ul_c[0])*(ul_c[1]-lr_c[1])
area_diff=round(prev_sq/sq,5)
ld('ul_c,lr_c',z,ul_c,lr_c,sq,area_diff)
if area_diff == 0.25:
break # this must be an exact zoom of a previous level
area_coords=[ul_c,lr_c]
prev_sq=sq
prm.set_region(area_coords)
prm.set_zoom_range(','.join(map(str,self.zoom_levels.keys())))
return prm
def __init__(self, root=None, options=None, src=None):
options = LooseDict(options)
options.isDest = src is not None
self.root = root
self.options = options
self.src = src
self.srs = self.options.proj4def or self.options.tiles_srs
self.tilemap_crs = self.options.tiles_srs or self.tilemap_crs
self.options.tiles_srs = self.srs
self.zoom_levels = {}
self.pyramid = Pyramid.profile_class('generic')(options=options)
if not self.options.isDest:
assert os.path.exists(
root), 'No file or directory found: %s' % root
self.ext = os.path.splitext(root)[1]
if self.options.zoom:
self.pyramid.set_zoom_range(self.options.zoom)
if self.options.region:
self.pyramid.load_region(self.options.region)
else:
basename = os.path.splitext(os.path.basename(self.root
or src.root))[0]
df_name = os.path.splitext(basename)[0]
if self.options.region:
df_name += '-' + os.path.splitext(self.options.region)[0]
self.name = self.options.name or df_name
if not self.root:
suffix = self.ext if self.ext != src.ext else self.ext + '0'
self.root = os.path.join(options.dst_dir, self.name + suffix)
if os.path.exists(self.root):
if self.options.remove_dest:
if os.path.isdir(self.root):
shutil.rmtree(self.root, ignore_errors=True)
else:
os.remove(self.root)
else:
assert self.options.append, 'Destination already exists: %s' % root
if self.options.convert_tile:
global tile_converter
tile_converter = TileConverter.get_class(
self.options.convert_tile)(options)
if not (self.options.nothreads or self.options.debug):
self.pool = Pool()
def __init__(self, root=None, options=None, src=None):
options = LooseDict(options)
options.isDest = src is not None
self.root = root
self.options = options
self.src = src
self.srs = self.options.proj4def or self.options.tiles_srs
self.tilemap_crs = self.options.tiles_srs or self.tilemap_crs
self.options.tiles_srs = self.srs
self.zoom_levels = {}
self.pyramid = Pyramid.profile_class('generic')(options=options)
if not self.options.isDest:
assert os.path.exists(root), 'No file or directory found: %s' % root
self.ext = os.path.splitext(root)[1]
if self.options.zoom:
self.pyramid.set_zoom_range(self.options.zoom)
if self.options.region:
self.pyramid.load_region(self.options.region)
else:
basename = os.path.splitext(os.path.basename(self.root or src.root))[0]
df_name = os.path.splitext(basename)[0]
if self.options.region:
df_name += '-' + os.path.splitext(self.options.region)[0]
self.name = self.options.name or df_name
if not self.root:
suffix = self.ext if self.ext != src.ext else self.ext + '0'
self.root = os.path.join(options.dst_dir, self.name + suffix)
if os.path.exists(self.root):
if self.options.remove_dest:
if os.path.isdir(self.root):
shutil.rmtree(self.root, ignore_errors=True)
else:
os.remove(self.root)
else:
assert self.options.append, 'Destination already exists: %s' % root
if self.options.convert_tile:
global tile_converter
tile_converter = TileConverter.get_class(self.options.convert_tile)(options)
if not (self.options.nothreads or self.options.debug):
self.pool = Pool()
def __init__(self,root,options=None,write=False):
ld(root)
self.root=root
self.write=write
self.options=options
self.zoom_levels={}
if not self.write:
assert os.path.exists(root), "No file or directory found: %s" % root
else:
if not self.options.append and os.path.exists(self.root):
if os.path.isdir(self.root):
shutil.rmtree(self.root,ignore_errors=True)
else:
os.remove(self.root)
if self.options.region:
prm=Pyramid.profile_class('zxy')()
prm.set_zoom_range(self.options.zoom)
prm.load_region(self.options.region)
self.my_tile=lambda tile: prm.belongs_to(tile.coord())
def __init__(self,root,options=None,write=False):
ld(root)
self.root=root
self.write=write
self.options=options
self.pyramid=None
if not self.write:
assert os.path.exists(root), "No file or directory found: %s" % root
else:
if not self.options.append and os.path.exists(self.root):
if os.path.isdir(self.root):
shutil.rmtree(self.root,ignore_errors=True)
else:
os.remove(self.root)
if self.options.region:
from gdal_tiler import Pyramid
self.pyramid=Pyramid.profile_class('zxy')()
self.pyramid.load_region(self.options.region)
self.pyramid.set_zoom_range(self.options.zoom)
self.child_init()
def __init__(self, root, options=None, write=False):
ld(root)
self.root = root
self.write = write
self.options = options
self.pyramid = None
if not self.write:
assert os.path.exists(
root), "No file or directory found: %s" % root
else:
if not self.options.append and os.path.exists(self.root):
if os.path.isdir(self.root):
shutil.rmtree(self.root, ignore_errors=True)
else:
os.remove(self.root)
if self.options.region:
from gdal_tiler import Pyramid
self.pyramid = Pyramid.profile_class('zxy')()
self.pyramid.load_region(self.options.region)
self.pyramid.set_zoom_range(self.options.zoom)
self.child_init()
