def get_tiles_by_pixel(tilePixel):
"""
下载该点之上的瓦片
:param lat:
:param lon:
:return:
"""
"""get pixel coordinates"""
# tilePixel = quadkey.TileSystem.geo_to_pixel((lat, lon), tileZoom)
# print(tilePixel)
pixel = tilePixel
geo = quadkey.TileSystem.pixel_to_geo(pixel, tileZoom)
# 计算四键
qk = quadkey.from_geo(geo, tileZoom)
# 四键
qkStr = str(qk)
#
qkArray = []
for index in range(tileZoom):
qkArray.append(qkStr[0:index + 1])
print(qkArray)
# 存放路径
for qk in qkArray:
# db位置
dbPath = "%s/%s.db" % (bingTilesDir, int(qk) % 199 )
print(dbPath)
if (os.path.exists(dbPath) == False):
# os.mkdir(dbPath)
dbutil.create_db(dbPath)
# 下载影像
if (dbutil.is_exists(dbPath, qk)):
# already downloaded
dbutil.save_images(dbPath, qk)
ok = 1
else:
print("下载中", end='')
url = tileUrlTemplate.replace("{subdomain}", imageDomains[0])
url = url.replace("{quadkey}", qk)
url = "%s&key=%s" % (url, secrets.bingKey)
response = requests.get(url, stream=True)
print(response)
dbutil.insert(dbPath, qk, response.content)
del response
def get_tiles(lat, lon):
"""
下载该点之上的瓦片
:param lat:
:param lon:
:return:
"""
"""get pixel coordinates"""
tilePixel = quadkey.TileSystem.geo_to_pixel((lat, lon), tileZoom)
print(tilePixel)
pixel = tilePixel
geo = quadkey.TileSystem.pixel_to_geo(pixel, tileZoom)
# 计算四键
qk = quadkey.from_geo(geo, tileZoom)
# 四键
qkStr = str(qk)
#
qkArray = []
for index in range(tileZoom):
qkArray.append(qkStr[0:index + 1])
print(qkArray)
# 存放路径
for qk in qkArray:
# 下载影像
tileFileName = "%s/%s.jpg" % (bingTilesDir, qk)
if (os.path.exists(tileFileName)):
# already downloaded
ok = 1
else:
print("下载中", end='')
url = tileUrlTemplate.replace("{subdomain}", imageDomains[0])
url = url.replace("{quadkey}", qk)
url = "%s&key=%s" % (url, secrets.bingKey)
response = requests.get(url, stream=True)
print(response)
with open(tileFileName, 'wb') as out_file:
shutil.copyfileobj(response.raw, out_file)
del response
# 应该添加一个随机暂停
neededTile = True
tilePixel = quadkey.TileSystem.geo_to_pixel(qkRoot.to_geo(),
qkRoot.level)
tileRootDir = os.path.split(root)[0]
# stick the adjacent tiles together to make larger images up to max
# image size.
maxImageSize = 256 * 3
maxTileCount = maxImageSize // 256
count = 0
image = np.zeros([maxImageSize, maxImageSize, 3], dtype=np.uint8)
for x in range(maxTileCount):
for y in range(maxTileCount):
pixel = (tilePixel[0] + 256 * x, tilePixel[1] + 256 * y)
geo = quadkey.TileSystem.pixel_to_geo(pixel, qkRoot.level)
qk = quadkey.from_geo(geo, qkRoot.level)
qkStr = str(qk)
tileCacheDir = os.path.join(tileRootDir, qkStr[-3:])
tileFileName = "%s/%s.jpg" % (tileCacheDir, qkStr)
if (os.path.exists(tileFileName)):
try:
image[y * 256:(y + 1) * 256, x * 256:(x + 1) * 256,
0:3] = io.imread(tileFileName)
count += 1
except:
# try to get the tile again next time.
os.remove(tileFileName)
print("%s " % (fullPath), end='')
neededTile = False
for row in csveader:
print(row[0])
print(row[1])
tilePixel = quadkey.TileSystem.geo_to_pixel(
(float(row[0]), float(row[1])), cfg.tileZoom)
for x in range(-2, 3):
for y in range(-2, 3):
pixel = (tilePixel[0] + 256 * x,
tilePixel[1] + 256 * y)
geo = quadkey.TileSystem.pixel_to_geo(
pixel, cfg.tileZoom)
qk = quadkey.from_geo(geo, cfg.tileZoom)
qkStr = str(qk)
tileCacheDir = os.path.join(bingTilesDir, qkStr[-3:])
if (os.path.exists(tileCacheDir) == False):
os.mkdir(tileCacheDir)
tileFileName = "%s/%s.jpg" % (tileCacheDir, qkStr)
if (os.path.exists(tileFileName)):
# already downloaded
ok = 1
else:
print("T", end='')
bingTilesDir = os.path.join(rootTileDir, "bing")
if (os.path.exists(bingTilesDir) == False):
os.mkdir(bingTilesDir)
"""get pixel coordinates"""
tilePixel = quadkey.TileSystem.geo_to_pixel((lat, lon), tileZoom)
print(tilePixel)
input('go on')
pixel = tilePixel
geo = quadkey.TileSystem.pixel_to_geo(pixel, tileZoom)
# 计算四键
qk = quadkey.from_geo(geo, tileZoom)
# 四键
qkStr = str(qk)
input('go on ')
#
qkArray = []
for index in range(tileZoom):
qkArray.append(qkStr[0:index + 1])
print(qkArray)
# 存放文件夹路径
tileCacheDirArray = []
# 创建所需的文件夹