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Digital Image Processing: Bernd Girod, David Chen, Matt Yu 2013 Stanford University -- Mobile Image Processing 1

Mobile Image Processing

n Part 1: Introduction to mobile image processing on Android"n Part 2: Real-time augmentation of viewfinder frames"n Part 3: Utilizing optimized functions in the OpenCV library"

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Mobile landmark recognition

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Mobile product recognition

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Spotlight on Android

n Open source mobile platform developed by Google"n Supported and maintained by Open Handset Alliance"

l 13 mobile operators"l 22 handset manufacturers"l 20 semiconductor companies"l 17 software makers"

n Uses an open-source kernel and a virtual machine designed for mon Commands the largest share of the smartphone market in the worldn Google Play contains over 800k apps"

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Distribution of worldwide smartphone sales in Q

World Smartphone Sales to End Users

Gartner (Q4 2012)

Android

iOSRIMMSOther

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Android software stack

Linux Kernel

Professional Android Application Development

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Digital Image Processing: Bernd Girod, David Chen, Matt Yu 2013 Stanford University -- Mobile Image Processing 7

Programming Android applications in Java

n Android encourages high-level app development"n Android uses Java as the main programming language"n Android inherits basic classes from conventional Java"

l String, Container, Math, IO, Network, "n Android also adds new classes specific to mobile devices"

l Camera, Telephony, Map, GPS, Speech, "

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Class tutorials for mobile image processin

http://ee368.stanford.edu/Android

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Eclipse integrated development environme

Project files

hi

Text editor

Errors andwarnings

Difpers

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Structure of an Android project

Programmer-defined Java files

Program new functions here

Auto-generated Java filesDont edit anything here

Android libraryDont edit anything here

Resource filesEdit layout, define constants,

import external media files,change program permissions

Java Native Interface filesC/C++ code

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