未提供项目说明
tilebench的Python项目详细描述
平底骨
使用光栅获取列表/获取请求统计信息。在
注意：这将在下一个GDAL版本中介绍https://github.com/OSGeo/gdal/pull/2742
API
fromtilebenchimportprofileimportrasterio@profile()definfo(src_path:str):withrasterio.open(src_path)assrc_dst:returnsrc_dst.metameta=info("https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif")>2020-07-13T16:59:05.685976-0400|TILEBENCH|{"LIST":{"count":0},"HEAD":{"count":1},"GET":{"count":1,"bytes":16384,"ranges":["0-16383"]},"Timing":0.8030309677124023}^{pr2}$
CLI
$ tilebench --help
Usage: tilebench [OPTIONS] COMMAND [ARGS]...
Command line interface for the tilebench Python package.
Options:
--help Show this message and exit.
Commands:
get-overview-level Get internal Overview level.
get-zooms Get Mercator Zoom levels.
profile Get internal Overview level.
random Get random tile.
$ tilebench get-zooms https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif | jq
{
"minzoom": 8,
"maxzoom": 12
}
$ tilebench random https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif 12
[2314, 1667, 12]
$ tilebench profile https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif 12-2314-1667 --config GDAL_DISABLE_READDIR_ON_OPEN=EMPTY_DIR | jq
{
"LIST": {
"count": 0
},
"HEAD": {
"count": 1
},
"GET": {
"count": 3,
"bytes": 1464479,
"ranges": [
"0-16383",
"33328080-34028784",
"36669144-37416533"
]
},
"Timing": 2.377608060836792
}
$ tilebench profile https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif 12-2314-1667 --config GDAL_DISABLE_READDIR_ON_OPEN=FALSE | jq
{
"LIST": {
"count": 1
},
"HEAD": {
"count": 8
},
"GET": {
"count": 11,
"bytes": 1464479,
"ranges": [
"0-16383",
"33328080-34028784",
"36669144-37416533"
]
},
"Timing": 7.09281587600708
}
更多
aiocogeo
使用great aiocogeo我们可以获得更多关于COG内部结构的信息。在
$ aiocogeo info https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif
FILE INFO: https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif
PROFILE
Width: 5490
Height: 5490
Bands: 1
Dtype: uint16
Crs: EPSG:32634
Origin: (699960.0, 3600000.0)
Resolution: (20.0, -20.0)
BoundingBox: (699960.0, 3490200.0, 809760.0, 3600000.0)
Compression: deflate
Internal mask: False
IFD
Id Size BlockSize MinTileSize (KB) MaxTileSize (KB) MeanTileSize (KB)
0 5490x5490 512x512 0.531 414.187 261.824
1 2745x2745 256x256 0.149 105.182 67.362
2 1373x1373 256x256 0.149 105.244 58.2
3 687x687 256x256 15.938 106.996 60.686
4 344x344 256x256 13.559 66.76 36.114
更多
结合aiocogeo+morecantile，我们可以创建内部瓷砖的geojson，并与mercator网格进行比较。在
$ aiocogeo create-tms https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif
{
"title": "Tile matrix for https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif",
"identifier": "902b0312-2da6-4873-92f7-7a8b3480cef2",
"supportedCRS": "http://www.opengis.net/def/crs/EPSG/0/32634",
"tileMatrix": [
{
"identifier": "0",
"topLeftCorner": [
699960.0,
3600000.0
],
"tileWidth": 256,
"tileHeight": 256,
"matrixWidth": 2,
"matrixHeight": 2,
"scaleDenominator": 1139950.166112957
},
{
"identifier": "1",
"topLeftCorner": [
699960.0,
3600000.0
],
"tileWidth": 256,
"tileHeight": 256,
"matrixWidth": 3,
"matrixHeight": 3,
"scaleDenominator": 570804.741110418
},
{
"identifier": "2",
"topLeftCorner": [
699960.0,
3600000.0
],
"tileWidth": 256,
"tileHeight": 256,
"matrixWidth": 6,
"matrixHeight": 6,
"scaleDenominator": 285610.23826865054
},
{
"identifier": "3",
"topLeftCorner": [
699960.0,
3600000.0
],
"tileWidth": 256,
"tileHeight": 256,
"matrixWidth": 11,
"matrixHeight": 11,
"scaleDenominator": 142857.14285714287
},
{
"identifier": "4",
"topLeftCorner": [
699960.0,
3600000.0
],
"tileWidth": 512,
"tileHeight": 512,
"matrixWidth": 11,
"matrixHeight": 11,
"scaleDenominator": 71428.57142857143
}
]
}
TMS级别从低到高排序，因此raw块是最后一个TMS级别（4）
# Internal raw tiles grids
$ aiocogeo create-tms https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif | morecantile tms-to-geojson --level 4 --collect > B05_raw.geojson
# Mercator grid at zoom 12
$ rio bounds https://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/2020/S2A_34SGA_20200318_0_L2A/B05.tif | supermercado burn 12 | mercantile shapes --collect > B05_zoom12.geojson
贡献与发展
问题和拉取请求非常受欢迎。在
dev安装
$ git clone https://github.com/developmentseed/tilebench.git $ cd tilebench $ pip install -e .[dev]
Python>；=3.7仅限
此回购设置为在提交新代码时使用pre-commit运行isort，flake8，pydocstring，black（“不妥协的Python代码格式化程序”）和mypy。在
$ pre-commit install
$ git add .
$ git commit -m'my change'
isort....................................................................Passed
black....................................................................Passed
Flake8...................................................................Passed
Verifying PEP257 Compliance..............................................Passed
mypy.....................................................................Passed
$ git push origin
- 项目
标签：
欢迎加入QQ群-->： 979659372
