October 2015
Intermediate to advanced
368 pages
8h 49m
English
Content preview from Mastering Google App EngineBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Images
Just because it is useful to some extent, we are going to talk about the image processing capabilities that are available to you on Google App Engine. They might not be as sophisticated as you'd expect from other image processing libraries in other languages, but they are still good enough for most common cases in web applications.
The entire functionality resides in the google.appengine.api.images module. The main class here is Image, which can be initialized with raw binary data like this:
image = Image(image_data=data) where data can be from a file or from request like this: class ImageResize(webapp2.RequestHandler): def post(self): # photo is an <input type='file'> from HTML request photo = self.request.params.get('photo') # photo is ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.