Pillow: Image Processing with Python
Pillow: Image Processing with Python
About the Book
The Python Imaging Library allows you to use Python to edit photos. The Pillow package is the latest version of the Python Imaging Library. You can use Python to batch process your photos using Pillow.
In this book, you will learn about the following:
- Opening and saving images
- Extracting image metadata
- Working with colors
- Applying image filters
- Cropping, rotating and resizing
- Enhancing images
- Combining images
- Drawing with Pillow
- ImageChops
- Integration with GUI toolkits
You'll learn all these things and more in this book. Soon you will be able to edit photos like a professional using the Python programming language!
Table of Contents
-
About the Technical Reviewers
- Ethan Furman
- Alessia Marcolini
- Acknowledgments
-
Introduction
- Who is this book for?
- About the Author
- Conventions
- Requirements
- Book Source Code
- Reader Feedback
- Errata
- Cover Art
-
Chapter 1 - Pillow Basics
- Opening Images
- Saving Images
- Changing Compression During Saving
- Changing DPI During Saving
- Reading Methods
- Creating Thumbnails
- Creating an Image Viewer
- Wrapping Up
-
Chapter 2 - Colors
- Understanding Color
- Using Pillow to Get RGB Values
- Getting Colors from Images
- Changing Pixel Colors
- Converting to Black and White
- Creating 4-Color Photos
- Creating a Sepia Photo
- Creating an Image Converter GUI
- Wrapping Up
-
Chapter 3 - Getting Image Metadata
- Getting Exif Tag Data
- Getting GPS Exif Data
- Getting TIFF Tag Data
- Creating an Exif GUI
- Wrapping Up
-
Chapter 4 - Filters
- The BLUR Filter
- The CONTOUR Filter
- The DETAIL Filter
- The EDGE_ENHANCE Filters
- The EMBOSS Filter
- The FIND_EDGES Filter
- The SHARPEN Filter
- The SMOOTH Filters
- RankFilters
- MultiBand Filters
- The BoxBlur Filter
- The GaussianBlur Filter
- The Color3DLUT Filter
- The UnsharpMask Filter
- Using Filters in a GUI
- Wrapping Up
-
Chapter 5 - Cropping, Rotating & Resizing Images
- How Coordinates Work in Images
- Cropping Images
- Rotating Images
- Mirroring Images
- Resizing Images
- Scaling Images
- Creating an Image Rotator GUI
- Wrapping Up
-
Chapter 6 - Enhancing Images with ImageEnhance
- Adjust Color Balance
- Adjust Image Contrast
- Adjust Image Brightness
- Adjust Image Sharpness
- Enhancing Photos with a GUI
- Wrapping Up
-
Chapter 7 - Combining Images
- Pasting an Image
- Tiling Images
- Concatenating Images
- Watermarking an Image
- Compositing Images
- Blending Images
- Creating a Watermark GUI
- Wrapping Up
-
Chapter 8 - Drawing Shapes
- Common Parameters
- Drawing Lines
- Drawing Arcs
- Drawing Chords
- Drawing Ellipses
- Drawing Pie Slices
- Drawing Polygons
- Drawing Rectangles
- Creating a Drawing GUI
- Wrapping Up
-
Chapter 9 - Drawing Text
- Drawing Text
- Loading TrueType Fonts
- Changing Text Color
- Drawing Multiple Lines of Text
- Aligning Text
- Changing Text Opacity
- Learning About Text Anchors
- Creating a Text Drawing GUI
- Wrapping Up
-
Chapter 10 - Channel Operations
- ImageChop Aliases
- Adding Images
-
Using
ImageChops.darker()
-
Using
ImageChops.lighter()
- Finding Differences in Images
- Inverting Images
- Using Soft Light on Images
- Using Hard Light on Images
- Overlay Images
- Creating a Blending GUI
- Wrapping Up
-
Chapter 11 - The ImageOps Module
- Applying Automatic Contrast
- Colorizing Photos
- Padding an Image
- Adding a Border
- Removing a Border
- Scaling an Image
- Equalizing the Histogram
- Sizing and Cropping an Image
- Flipping an Image
- Mirroring an Image
- Inverting an Image
- Posterize an Image
- Solarize an Image
- Transpose Image Using Exif Orientation
- Creating an ImageOps GUI
- Wrapping Up
-
Chapter 12 - Pillow Integration with GUI Toolkits
- Kivy
- PySimpleGUI
- PyQt
- Tkinter
- wxPython
- Wrapping Up
-
Chapter 13 - Alternatives to Pillow
- NumPy
- OpenCV
- Wand (ImageMagick Bindings)
- Cropping with Wand
- Wrapping Up
-
Chapter 14 - Batch Processing
- Creating a Batch CLI Application
- Running the Batch Application with Threads
- Modularizing Your Code
- Adding a GUI
- Wrapping Up
- Afterword
Authors have earned$10,075,480writing, publishing and selling on Leanpub, earning 80% royalties while saving up to 25 million pounds of CO2 and up to 46,000 trees.
Learn more about writing on Leanpub
The Leanpub 45-day 100% Happiness Guarantee
Within 45 days of purchase you can get a 100% refund on any Leanpub purchase, in two clicks.
See full terms
Free Updates. DRM Free.
If you buy a Leanpub book, you get free updates for as long as the author updates the book! Many authors use Leanpub to publish their books in-progress, while they are writing them. All readers get free updates, regardless of when they bought the book or how much they paid (including free).
Most Leanpub books are available in PDF (for computers), EPUB (for phones and tablets) and MOBI (for Kindle). The formats that a book includes are shown at the top right corner of this page.
Finally, Leanpub books don't have any DRM copy-protection nonsense, so you can easily read them on any supported device.
Learn more about Leanpub's ebook formats and where to read them
Top Books
C++ Best Practices
Jason TurnerLevel up your C++, get the tools working for you, eliminate common problems, and move on to more exciting things!
Digital-First Events
Joep Piscaer and Jana BorutaThe only resource you will ever need to launch your digital events program.
C++20
Rainer GrimmC++20 is the next big C++ standard after C++11. As C++11 did it, C++20 changes the way we program modern C++. This change is, in particular, due to the big four of C++20: ranges, coroutines, concepts, and modules.
The book is almost daily updated. These incremental updates ease my interaction with the proofreaders.
Sockets and Pipes
Type ClassesSockets and Pipes is not an introduction to Haskell; it is an introduction to writing software in Haskell. Using a handful of everyday Haskell libraries, this book walks through reading the HTTP specification and implementing it to create a web server.
Atomic Kotlin
Bruce Eckel and Svetlana IsakovaFor both beginning and experienced programmers! From the author of the multi-award-winning Thinking in C++ and Thinking in Java together with a member of the Kotlin language team comes a book that breaks the concepts into small, easy-to-digest "atoms," along with exercises supported by hints and solutions directly inside IntelliJ IDEA!
Introducing EventStorming
Alberto BrandoliniThe deepest tutorial and explanation about EventStorming, straight from the inventor.
Cloud Strategy
Gregor Hohpe“Strategy is the difference between making a wish and making it come true.” A successful migration to the cloud can transform your organization, but it shouldn’t be driven by wishes. This book tells you how to develop a sound strategy guided by frameworks and decision models without being overly abstract nor getting lost in product details.
Ansible for DevOps
Jeff GeerlingAnsible is a simple, but powerful, server and configuration management tool. Learn to use Ansible effectively, whether you manage one server—or thousands.
node-opcua by example
Etienne RossignonGet the best out of node-opcua through a set of documented examples by the author himself that will allow you to create stunning OPCUA Servers or Clients.
R Programming for Data Science
Roger D. PengThis book brings the fundamentals of R programming to you, using the same material developed as part of the industry-leading Johns Hopkins Data Science Specialization. The skills taught in this book will lay the foundation for you to begin your journey learning data science. Printed copies of this book are available through Lulu.
Top Bundles
- #1
Software Architecture for Developers: Volumes 1 & 2 - Technical leadership and communication
2 Books
"Software Architecture for Developers" is a practical and pragmatic guide to modern, lightweight software architecture, specifically aimed at developers. You'll learn:The essence of software architecture.Why the software architecture role should include coding, coaching and collaboration.The things that you really need to think about before... - #2
Django for Beginners/APIs/Professionals
3 Books
- #3
CCIE Service Provider Ultimate Study Bundle
2 Books
Piotr Jablonski, Lukasz Bromirski, and Nick Russo have joined forces to deliver the only CCIE Service Provider training resource you'll ever need. This bundle contains a detailed and challenging collection of workbook labs, plus an extensively detailed technical reference guide. All of us have earned the CCIE Service Provider certification... - #4
Cisco CCNA 200-301 Complet
4 Books
Ce lot comprend les quatre volumes du guide préparation à l'examen de certification Cisco CCNA 200-301. - #5
Linux Administration Complet
4 Books
Ce lot comprend les quatre volumes du Guide Linux Administration :Linux Administration, Volume 1, Administration fondamentale : Guide pratique de préparation aux examens de certification LPIC 1, Linux Essentials, RHCSA et LFCS. Administration fondamentale. Introduction à Linux. Le Shell. Traitement du texte. Arborescence de fichiers. Sécurité... - #6
Modern Management Made Easy
3 Books
Read all three Modern Management Made Easy books. Learn to manage yourself, lead and serve others, and lead the organization. - #7
Mastering Containers
2 Books
Docker and Kubernetes are taking the world by storm! These books will get you up-to-speed fast! Docker Deep Dive is over 400 pages long, and covers all objectives on the Docker Certified Associate exam.The Kubernetes Book includes everything you need to get up and running with Kubernetes! - #8
CCDE Practical Studies (All labs)
3 Books
CCDE lab - #9
All the Books of The Medical Futurist
6 Books
We put together the most popular books from The Medical Futurist to provide a clear picture about the major trends shaping the future of medicine and healthcare. Digital health technologies, artificial intelligence, the future of 20 medical specialties, big pharma, data privacy, digital health investments and how technology giants such as Amazon... - #10
Cloud Architect: Transform Technology and Organization
2 Books
Architects don't just recite product names and features. They understand the options, decisions, and trade-offs behind them. They earn credibility and maintain authenticity by connecting the penthouse with the engine room. Get two essential books that redefine the role of the software and IT architect at one low price:37 Things One Architect...