QGIS tutorial: Google Earth Engine plugin [EN]

Hello everyone, I am Mr.M from GIS4Dev In this video I will be talking about Google Earth Engine Plugin I've divided my presentation into three parts Introduction, How to install and Example code Before I start don't forget subscribe to my channel To get a new information about GIS This is a overview for this video 1. I will introduce Google Earth Engine 2. How to install and number 3-5 is a example code for Landsat 8, sentinel-2 and how to filter data for those of you who have already about Google Earth Engine You can skip this section Google Earth Engine is Geospatial data processing & analysis platform Powered by Google Datacenter Infrastructure And Now you can access data in Earth Engine by use plugin Let me show you the video presentation about Earth Engine from Google This is a installation step You can install earth engine plugin in QGIS version 3.8 or later go to plugin menu click on manage and install plugin Type google earth engine Click on google earth engine and click install plugin waiting for download and install about 1 minutes After installation completed It will launch your browser Login by your earth engine account This page asked you to allow permission In 2 things, One google earth engine and two google cloud storage click on allow button You will see token key in this page Click on copy and go back to QGIS paste token key and then click ok click close Now, this plugin is ready to use In this example I will show you how to load Landsat 8 from Earth Engine and display in QGIS I think the first official version of this plugin have some bug If in a layer list is empty Data from Earth Engine will can not display Firstly, I add OSM click on "python" button click on this button copy and paste code from example 1 I will give you all of example code below this video click execute button you will see Landsat 8 layer next step I will explain you about example code this is an example code Line number 1 and 2 for import library Line number 5 for load landsat 8 Line number 6 for filter datetime in this case I filter data between Apr 1, 2019 to Apr 30, 2019 Line number 7 select bands red green blue Line number 10 set visibilities options Line number 13 set map center Longtitude 100 Latitude 12.5 and zoom level is 13 and the last Add layer into map, It required 3 parameters One dataset Two visibilities options and three layer name Example 2 how to display Sentinel-2 in QGIS Copy and paste example script then click on execute button You will see sentinel-2 in QGIS And I will explain you how to load Sentinel-2 This script look alike in example 1 Just change Image collection in line number 5 from Landsat 8 to "COPERNICUS/S2" Last example how to filter data by cloud and by geometry First of all I will hide Sentinel-2 and Landsat 8 layer Copy code in example number 3 and paste then click execute You will get the image as cloud free at the POI which you want I will explain you step by step how to filtering In line number 5 to 21 define your POI, longitude and latitude line number 18 filter by cloud cover less than 1% line number 19 filter by your POI If you have any question, you can write down in a comment box Don't forget like, comment, share and subscribe to my channel Bye bye, Sawaddee Krub.

Channel: GIS4DEV

Views: 34,283

Rating: 4.8050542 out of 5

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Id: RNbzhlMHekU

Length: 8min 49sec (529 seconds)

Published: Thu Dec 05 2019