Download - Android 2.3 Introduction
Android 2.3Introduction
Kan-Ru Chen
Agenda Platform Highlights
Who's Who
Project Changes
Build Requirement
Rumors
Platform Highlights
User-Visible ChangesUI refinements for simplicity and speed
Faster, more intuitive text input
One-touch word selection and copy/paste
Improved power management
Control over applications
New ways of communicating, organizing
Enhancements for GamingPerformance
Cocurrent garbage collector
Faster event dispatch
Updated video drivers
Gyroscope and other new sensors
OpenSL|ES
Native Activity
Storage Manager
New Forms of CommunicationInternet telephony
Full SIP VoIP protocol stack
Near Field Communications (NFC)
Rich MultimediaMixable audio effects
New audio effects API
Support for new media formatsVP8 codec and WebM container format
AAC encoding and AMR encoding
Access to multiple camerasNew API allows developers to access any cameras
New Platform TechnologiesMedia Framework
Stagefright fully replaces OpenCore
VP8 codec and WebM container format
AAC encoding and AMR wideband encoding (sw.)
Linux KernelUpgraded to 2.6.35
NetworkingSIP stack, configurable by device manufacturer
NFC, configurable by device manufacturer
Updated BlueZ stack
New Platform TechnologiesDalvik VM
Concurrent garbage collector
Further JIT optimizations
StrictMode debugging
Core librariesExpanded I18N support
Faster Formater and number formating
Compressed HTTP response (40% off)
New collections and utilities APIs
Who's Who4204 google.com
1354 android.com
98 sonyericsson.com
71 gmail.com
39 codeaurora.org
39 samsung.com
38 intel.com
32 nokia.com
32 holtmann.org
29 0xlab.org
25 trusted-logic.com
17 openbossa.org
11 nxp.com
11 linux.org.tw
10 ti.com
10 acer.com.tw
8 themaw.net
8 garmin.com
7 snpe.rs
7 motorola.com
7 mc.pp.se
7 googlemail.com
5 invensense.com
4 mirbsd.org
(The numbers are commits since Froyo release)
Who's Who3 windriver.com
3 realvnc.com
2 teleca.com
2 sharp.co.jp
2 nvidia.com
2 motoya.co.jp
2 lge.com
2 broadcom.com
1 yahoo-inc.com
1 xs4all.nl
1 wdsglobal.com
1 uwevoelker.de
1 strongswan.org
1 stericsson.com
1 signove.com
1 saftware.de
1 richlowe.net
1 pv.com
1 promwad.com
1 pcc.me.uk
1 padovan.org
1 osbeck.com
1 nii.net
1 martin.st
1 ilovelinux.de
1 happydroid.com
1 droidmod.org
1 cpeterso.com
1 big.or.jp
1 arm.com
Who's WhoEric Fischer (207)
Translation Updates
Xavier Ducrohet (189)ADT, CTS, SDK, etc.
Trade Federation!
Dianne Hackborn (171)Battery Accounting
Applications Manager
Native Activity
Watermark, sys.boot_comleted
Who's WhoRaphael Moll (150)
SDK Manager, ADT, etc
Hung-ying Tyan (138)SIP Stack
Mathias Agopian (138)Gaphics, HAL
David 'Digit' Turner (137)NDK, Toolchain, etc
Who's WhoKenny Root (137)
OBB Files
Shared Storage Management
Andreas Huber (125)Media Framework, Stagefright, OpenMAX
Brian Muramatsu (125)Compatibility Test Suite
Who's WhoBrett Chabot (122)
Test Framework
Wifi WPA-PSK support
Elliott Hughes (113)Low-level Framework Optimization
Jesse Wilson (113)HTTP code enhancement
Support dalvikvm on a Linux x86 host
Who's WhoBrian Carlstrom (111)
Tracking merge of dalvik-dev to gingerbread
Cryptographic Framework Update
Brad Fitzpatrick (105)Native daemons
StrictMode
Jean-Baptiste Queru (104)Build system
Project Changes
Disappeared ProjectsNot supported device
device/htc/dream
device/htc/dream-sapphire
device/htc/sapphire
Replaced by new frameworkexternal/opencore
frameworks/polices/base
Replaced by new Appspackages/apps/AlarmClock
packages/apps/IM
Newly Added ProjectsNew device
device/samsung/crespo
New libraryexternal/chromium
external/jsilver
external/libgsm
external/libnfc-nxp
external/libvpx
external/nist-sip
external/oauth
Movedframeworks/base/policy
hardware/qcom/media
libcore
Misc.packages/apps/Nfc
packages/apps/Tag
system/media
tools/tradefederation
Build Requirement
Build RequirementNew Mailing List
JDK 1.6
12 GB of disk space
Plenty of RAMThere are benefits up to at least 12 GB
New ToolchainWorks well for ARMv7, sometimes generate broken ARMv5 code
Rumors
Rumors/TruthNexus S
fastboot oem unlock/lock
Ext4 migrationMeego uses Btrfs
HoneycombCurrent build number is GRH
Q&A
http://0xlab.org