Pengumuman: Semua project nonkomersial yang terdaftar untuk menggunakan Earth Engine sebelum
15 April 2025 harus
memverifikasi kelayakan nonkomersial untuk mempertahankan akses Earth Engine.
ee.data.makeDownloadUrl
Tetap teratur dengan koleksi
Simpan dan kategorikan konten berdasarkan preferensi Anda.
Buat URL download dari docid dan token.
Menampilkan URL download.
Penggunaan | Hasil |
---|
ee.data.makeDownloadUrl(id) | String |
Argumen | Jenis | Detail |
---|
id | DownloadId | ID dan token download. |
Contoh
Code Editor (JavaScript)
// A Sentinel-2 surface reflectance image.
var img = ee.Image('COPERNICUS/S2_SR/20210109T185751_20210109T185931_T10SEG');
// A small region within the image.
var region = ee.Geometry.BBox(-122.0859, 37.0436, -122.0626, 37.0586);
var downloadId = ee.data.getDownloadId({
image: img,
name: 'single_band',
bands: ['B3', 'B8', 'B11'],
region: region
});
print('Single-band GeoTIFF files wrapped in a zip file',
ee.data.makeDownloadUrl(downloadId));
Penyiapan Python
Lihat halaman
Lingkungan Python untuk mengetahui informasi tentang Python API dan penggunaan
geemap
untuk pengembangan interaktif.
import ee
import geemap.core as geemap
Colab (Python)
"""Demonstrates the ee.data.makeDownloadUrl method."""
import io
import requests
import ee
ee.Authenticate()
ee.Initialize()
# A Sentinel-2 surface reflectance image.
img = ee.Image('COPERNICUS/S2_SR/20210109T185751_20210109T185931_T10SEG')
# A small region within the image.
region = ee.Geometry.BBox(-122.0859, 37.0436, -122.0626, 37.0586)
# Image chunk as a NumPy structured array.
import numpy
download_id = ee.data.getDownloadId({
'image': img,
'bands': ['B3', 'B8', 'B11'],
'region': region,
'scale': 20,
'format': 'NPY'
})
response = requests.get(ee.data.makeDownloadUrl(download_id))
data = numpy.load(io.BytesIO(response.content))
print(data)
print(data.dtype)
# Single-band GeoTIFF files wrapped in a zip file.
download_id = ee.data.getDownloadId({
'image': img,
'name': 'single_band',
'bands': ['B3', 'B8', 'B11'],
'region': region
})
response = requests.get(ee.data.makeDownloadUrl(download_id))
with open('single_band.zip', 'wb') as fd:
fd.write(response.content)
Kecuali dinyatakan lain, konten di halaman ini dilisensikan berdasarkan Lisensi Creative Commons Attribution 4.0, sedangkan contoh kode dilisensikan berdasarkan Lisensi Apache 2.0. Untuk mengetahui informasi selengkapnya, lihat Kebijakan Situs Google Developers. Java adalah merek dagang terdaftar dari Oracle dan/atau afiliasinya.
Terakhir diperbarui pada 2025-07-26 UTC.
[null,null,["Terakhir diperbarui pada 2025-07-26 UTC."],[[["\u003cp\u003e\u003ccode\u003eee.data.makeDownloadUrl\u003c/code\u003e creates a download URL for Earth Engine data using a download ID and token.\u003c/p\u003e\n"],["\u003cp\u003eThe download ID can be obtained with \u003ccode\u003eee.data.getDownloadId\u003c/code\u003e, specifying parameters such as the image, bands, region, and file format.\u003c/p\u003e\n"],["\u003cp\u003eThis function returns a string representing the URL from which the data can be downloaded.\u003c/p\u003e\n"],["\u003cp\u003eYou can use libraries like \u003ccode\u003erequests\u003c/code\u003e in Python to download the data from the generated URL.\u003c/p\u003e\n"]]],[],null,["# ee.data.makeDownloadUrl\n\n\u003cbr /\u003e\n\nCreate a download URL from a docid and token.\n\n\u003cbr /\u003e\n\nReturns the download URL.\n\n| Usage | Returns |\n|-------------------------------|---------|\n| `ee.data.makeDownloadUrl(id)` | String |\n\n| Argument | Type | Details |\n|----------|------------|--------------------------|\n| `id` | DownloadId | A download id and token. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n// A Sentinel-2 surface reflectance image.\nvar img = ee.Image('COPERNICUS/S2_SR/20210109T185751_20210109T185931_T10SEG');\n\n// A small region within the image.\nvar region = ee.Geometry.BBox(-122.0859, 37.0436, -122.0626, 37.0586);\n\nvar downloadId = ee.data.getDownloadId({\n image: img,\n name: 'single_band',\n bands: ['B3', 'B8', 'B11'],\n region: region\n});\nprint('Single-band GeoTIFF files wrapped in a zip file',\n ee.data.makeDownloadUrl(downloadId));\n```\nPython setup\n\nSee the [Python Environment](/earth-engine/guides/python_install) page for information on the Python API and using\n`geemap` for interactive development. \n\n```python\nimport ee\nimport geemap.core as geemap\n```\n\n### Colab (Python)\n\n```python\n\"\"\"Demonstrates the ee.data.makeDownloadUrl method.\"\"\"\n\nimport io\nimport requests\nimport ee\n\n\nee.Authenticate()\nee.Initialize()\n\n# A Sentinel-2 surface reflectance image.\nimg = ee.Image('COPERNICUS/S2_SR/20210109T185751_20210109T185931_T10SEG')\n\n# A small region within the image.\nregion = ee.Geometry.BBox(-122.0859, 37.0436, -122.0626, 37.0586)\n\n# Image chunk as a NumPy structured array.\nimport numpy\ndownload_id = ee.data.getDownloadId({\n 'image': img,\n 'bands': ['B3', 'B8', 'B11'],\n 'region': region,\n 'scale': 20,\n 'format': 'NPY'\n})\nresponse = requests.get(ee.data.makeDownloadUrl(download_id))\ndata = numpy.load(io.BytesIO(response.content))\nprint(data)\nprint(data.dtype)\n\n# Single-band GeoTIFF files wrapped in a zip file.\ndownload_id = ee.data.getDownloadId({\n 'image': img,\n 'name': 'single_band',\n 'bands': ['B3', 'B8', 'B11'],\n 'region': region\n})\nresponse = requests.get(ee.data.makeDownloadUrl(download_id))\nwith open('single_band.zip', 'wb') as fd:\n fd.write(response.content)\n```"]]