Introduction to Tizen Mobile & Wearable Profile Taesoo Jun, Ph.D. @Software Center Samsung Electronics Tizen Overview Tizen... • Is W3C standard-based • Has strong industry support • Is open source project • Covers multiple profiles for mobile for TV Common & Profile-Specific Compliance Rules for printer for wearable • Releasing Profiles • Preparing Profiles for PC • Potential Profiles for camera for IVI 3 Release History Oct. ‘14 Nov. ‘13 2.3 July ‘13 2.2.1 Multi-profile, May ‘13 2.2 Minor Update New Native Feb. ‘13 2.1 Commercial - App. installation in Framework SD card 2.0 Hybrid Ready w/ - Mobile/ Wearable Add-on SDK profile Web/Native, Enhanced UX Apr. ‘12 Web/Native - OpenCL & WebCL - New native - H/W Menu & Back Framework Enhanced - In app purchase subsystem 1.0 key - Native API Security and - UI Customizer Web-centric - Unified SDK for Web Performance Platform & native - WebKit2 - Highest HTML5 Optimization - Tizen Device Web - Hybrid Web/Native API app. - Web UI framework - Systemd Linux kernel Linux kernel Linux kernel 2.6.36 3.0 w/ 3.4 features (e.g., CMA/IOMMU, eMMC 4.5, V4L2) 3.4 4 Tizen Mobile Profile Architecture Overview • Kernel: Linux kernel + device drivers • Native Subsystem: core functionalities for Tizen platform • Web Framework: web environment above Native subsystem • API • Native API: direct access to core functions in mobile profile • Web API: web-style(i.e., JS, markup) access to W3C standard and device functions Web Web Applications API Web Framework Native Native Applications API Native Subsystem Kernel Manufacturer Adaptation Interface 6 Native Subsystems • Providing platform functions • Expose Native API • Implement core functionalities Native Subsystem Decomposition • Support Web functionalities App FW System Messaging Social Security Access AppLife System SMS Contacts Cycle Mgmt (system- (contacts-svc) Control • Unified management for (app-core) server) (msg-svc) (Smack) App Launch Sensor MMS Calendar Certification (AUL, app- (sensor-fw, (slp-calendar) (cert-svc) • Communication svc) plugin) (msg-service) Package Account Secure Storage • Sensor value retrieval Mgmt Device Mgmt Email (accounts- (secure- (slp-pkgmgr) (deviced) (email-svc) svc) storage) • Launching applications Base & Telephony Context Content Crypto OSS (OpenSSL) Cellular Activity/Gestur synchronizati IPC • Window for apps with E17 (telephony- e Recognition on Graphics & UI (D-Bus) daemon) (context svc) (sync-fw, plugin) Database 2D • Power consumption control Network & (EFL, cairo) (SQLite) Connectivity Multimedia Location Video Geolocation • Security enforcement with SMACK Util Connection (Gstreamer, (Geoclue, 3D (i18n, …) (ConnMan) plugin) plugin) (OpenGL ES) • Package un/installation and upgrade Audio Geocoding Essentials Bluetooth (Gstreamer, (Geoclue, Window Mgmt (glibc, …) (Bluez) PulseAudio) plugin) (e17) • And more… HTTP Camera MAP Window system (libsoup, (Gstreamer) (Geoclue, (X11) Web libcurl) plugin) • Flexible architecture with plugins Layout & NFC Audio Policy Route Font Rendering (nfc-manager, (audio-session- (Geoclue, (Fontconfig, (WebKit2/EFL) plugin) manager) plugin) freetype2) • Service extension JS Engine Wi-Fi POI ISF, Voice FW (JavaScriptC (wpa_supplic 3D Audio (Geoclue, (isf, ise, STT, • Hardware abstraction ore) ant) (OpenAL) plugin) TTS, plugin) 7 Web Framework • W3C standard Web APIs • W3C/HTML5 markup, CSS and JavaScript APIs • Supplementary APIs • De-facto APIs (e.g., Khronos and Mozilla) • Tizen device APIs • Advanced access to the device’s platform capabilities • UI framework • jQueryMobile-based • Tools support (e.g., widgets, events, effects, animation) 8 Native Applications • Application written in Native API for Tizen (C language) User interface • Packaged into .tpk with privileges and features EFL APIs for UI • Full access to device features • User interface: • Enlightenment Foundation Libraries (EFL) … • Device features (Tizen defined + OSS) Device features • App framework: application, package, etc. Native APIs • Social: contacts, calendar, etc. Native App • Multimedia: image, video, audio, etc. • Other device-related features 9 Web Applications • Application written in Web API for Tizen • Packaged in W3C widget with User interface configuration Tizen Web UI FW for UI • Limited access to device features via Tizen Web Device API • User interface: • W3C/HTML5, CSS3 … • Tizen Web UI FW Web standard • Device features (Tizen defined + W3C) W3C/HTML5 • W3C/HTML5 and de-facto Supplementary Web App APIs Device features • Tizen Web Device APIs Tizen Web Device APIs 10 Tizen Wearable Profile Architecture Overview • Kernel: Linux kernel + device drivers • Native Subsystem: core functionalities for Tizen platform • Web Framework: web environment above Native subsystem • API • Native API: direct access to core functions by restricted developers • Web API: web-style(i.e., JS, markup) access to W3C standard and device functions Web Applications Web API Web Framework Native API Preloaded Native (internal only) Applications Native Subsystem Kernel Manufacturer Adaptation Interface 12 Architecture Comparison Mobile Profile Web Applications Web API Web Framework W3C/HTML5 Device APIs Web UI FW Video Touch BT Call CSS3 WebGL LBS NFC Web Runtime Native Applications Worker … Msg … Native API Native Subsystems Application Security Content Social Messaging Web Base & OSS Framework Network & System Graphics & UI Multimedia Connectivity Telephony Location Kernel Linux Kernel & device drivers Wearable Profile Web Applications Web API Web Framework W3C/HTML5 Device APIs Web UI FW Video Touch CSS3 WebGL Preloaded Native Web Runtime Native API Worker … (internal only) Applications Native Subsystems Host Conn. Application Web Context Base & OSS Framework Multimedia System Connectivity Graphics & UI Kernel Linux Kernel & device drivers 13 Wearable Profile Features | Lightweight Components • Fit for wearable device • Webkit engine: W3C APIs(scalable vector graphics, WebSQL, web message, drag&drop, session history etc.) and Device APIs (account, archive, bookmark, calendar, call, contact, push message, secure element etc.) • EFL: emotion, clipboard, copy & paste, optimized theme for wearable UX, unused elementary resources • X server & Window manager: simplified window policy for wearable UX • Bluetooth: GATT client, user-space HID 14 Native Subsystems Mobile Profile Native Subsystem Decomposition App FW System Messaging Social Security Access AppLife System SMS Contacts Cycle Mgmt (system- (contacts-svc) Control (app-core) server) (msg-svc) (Smack) App Launch Sensor MMS Calendar Certification (AUL, app- (sensor-fw, (slp-calendar) (cert-svc) svc) plugin) (msg-service) Package Account Secure Storage Mgmt Device Mgmt Email (accounts- (secure- (slp-pkgmgr) (deviced) (email-svc) svc) storage) Base & Telephony Context Content Crypto OSS (OpenSSL) Cellular Activity/Gestur synchronizati IPC (telephony- e Recognition on Graphics & UI (D-Bus) daemon) (context svc) (sync-fw, plugin) Database 2D Network & (EFL, cairo) (SQLite) Connectivity Multimedia Location Video Geolocation Util Connection (Gstreamer, (Geoclue, 3D (i18n, …) (ConnMan) plugin) plugin) (OpenGL ES) Audio Geocoding Essentials Bluetooth (Gstreamer, (Geoclue, Window Mgmt (glibc, …) (Bluez) PulseAudio) plugin) (e17) HTTP Camera MAP Window system (libsoup, (Gstreamer) (Geoclue, (X11) Web libcurl) plugin) Layout & NFC Audio Policy Route Font Rendering (nfc-manager, (audio-session- (Geoclue, (Fontconfig, (WebKit2/EFL) plugin) manager) plugin) freetype2) JS Engine Wi-Fi POI ISF, Voice FW (JavaScriptC (wpa_supplic 3D Audio (Geoclue, (isf, ise, STT, ore) ant) (OpenAL) plugin) TTS, plugin) 15 Native Subsystems Wearable Profile Native Subsystem Decomposition App FW System Context Security AppLife Cycle System Activity/Gesture Access Mgmt (system- Recognition Control (app-core) server) (context svc) (Smack) Sensor Crypto App Launch (sensor-fw, (AUL, app-svc) plugin) (OpenSSL) Package Mgmt Device Mgmt (slp-pkgmgr) (deviced) Web Graphics & UI Layout & Rendering 2D Base & OSS (WebKit2/EFL) (Light EFL) Connectivity JS Engine IPC & Host (JavaScriptCo 3D (D-Bus) Connection re) (OpenGL ES) Database Bluetooth Window Mgmt (SQLite) (Bluez) Multimedia (e17) HTTP Video Util (libsoup, (Gstreamer, Window system (i18n, …) libcurl) plugin) (Light X11) Host Audio Font Essentials Connection (Gstreamer, (Fontconfig, (glibc, …) (OIC, WMS) PulseAudio) freetype2) 16 Web Framework Mobile Profile 17 Web Framework Wearable Profile Pure JS 18 Application Model • Companion type • One actual application consisting of host app and wearable app via connectivity • Standalone type • Independent wearable app without host app or device Host app Wearable app Wearable app Host manager WMS Wearable platform (Tizen) Host platform Wearable platform (Tizen, Android) (Tizen) companion type standalone type 19 Wearable Profile Features | Power Saving • Bluetooth low energy (BLE) • Sensor hub • Dynamic display rate • Application freezer • Dynamic Voltage & Frequency Scaling (DVFS) Context manager control information information information BlueZ BLE System server User Kernel BT core Sensor Hub DRM Freezer PM BLE Sensor hub Display driver DVFS Dynamic display rate Application freezer DVFS 20 Wearable Profile Features | Enhanced Web Performance • Downsizing webkit2 • Feature out unused functionalities (e.g., SVG*, WebSQL) • Add multimedia features • Lightweight web widgets and themes • Replace bottleneck point on performance with pure JavaScript • Optimize launching time Web Applications Wearable Web UI Web runtime Tizen