本文整理匯總了Python中mercantile.tiles方法的典型用法代碼示例。如果您正苦於以下問題：Python mercantile.tiles方法的具體用法？Python mercantile.tiles怎麽用？Python mercantile.tiles使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類mercantile的用法示例。
在下文中一共展示了mercantile.tiles方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: children
# 需要導入模塊: import mercantile [as 別名]
# 或者: from mercantile import tiles [as 別名]
def children(ctx, input, depth):
"""Takes a [x, y, z] tile as input and writes its children to stdout
in the same form.
$ echo "[486, 332, 10]" | mercantile parent
Output:
[243, 166, 9]
"""
src = normalize_input(input)
for line in iter_lines(src):
line = line.strip()
tiles = [json.loads(line)[:3]]
for i in range(depth):
tiles = sum([mercantile.children(t) for t in tiles], [])
for t in tiles:
output = json.dumps(t)
click.echo(output)
# The parent command. 示例2: _tile_results_summary
# 需要導入模塊: import mercantile [as 別名]
# 或者: from mercantile import tiles [as 別名]
def _tile_results_summary(ml_type, classes):
print('---')
labels = list(tile_results.values())
all_tiles = list(tile_results.keys())
if ml_type == 'object-detection':
# for each class, show number of features and number of tiles
for i, cl in enumerate(classes):
cl_features = len([bb for l in labels for bb in l if bb[4] == i + 1])
cl_tiles = len([l for l in labels if len(list(filter(_bbox_class(i + 1), l)))]) # pylint: disable=cell-var-from-loop
print('{}: {} features in {} tiles'.format(cl.get('name'), cl_features, cl_tiles))
elif ml_type == 'classification':
class_tile_counts = list(np.sum(labels, axis=0))
for i, cl in enumerate(classes):
print('{}: {} tiles'.format(cl.get('name'), int(class_tile_counts[i + 1])))
elif ml_type == 'segmentation':
for i, cl in enumerate(classes):
count = len([l for l in labels if class_match(ml_type, l, i + 1)])
print('{}: {} tiles'.format(cl.get('name'), count))
print('Total tiles: {}'.format(len(all_tiles))) 示例3: bbox_to_quadkeys
# 需要導入模塊: import mercantile [as 別名]
# 或者: from mercantile import tiles [as 別名]
def bbox_to_quadkeys(bbox: list, zoom: int):
""" Find all quadkeys in a bbox """
tiles = mercantile.tiles(bbox[0], bbox[1], bbox[2], bbox[3], int(zoom))
quadkeys = []
for tile in tiles:
quadkeys.append(mercantile.quadkey(tile))
return quadkeys 示例4: _tile_coords
# 需要導入模塊: import mercantile [as 別名]
# 或者: from mercantile import tiles [as 別名]
def _tile_coords(self, bounds):
""" convert mercator bbox to tile index limits """
tfm = pyproj.Transformer.from_crs(3857, 4326, always_xy=True)
bounds = ops.transform(tfm.transform, box(*bounds)).bounds
# because tiles have a common corner, the tiles that cover a
# given tile includes the adjacent neighbors.
# https://github.com/mapbox/mercantile/issues/84#issuecomment-413113791
west, south, east, north = bounds
epsilon = 1.0e-10
if east != west and north != south:
# 2D bbox
# shrink the bounds a small amount so that
# shapes/tiles round trip.
west += epsilon
south += epsilon
east -= epsilon
north -= epsilon
params = [west, south, east, north, [self.zoom_level]]
tile_coords = [(tile.x, tile.y) for tile in mercantile.tiles(*params)]
xtiles, ytiles = zip(*tile_coords)
minx = min(xtiles)
miny = min(ytiles)
maxx = max(xtiles)
maxy = max(ytiles)
return minx, miny, maxx, maxy