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=This = Firefox OS Smart TV ==* The project is an initiative to enable Firefox OS platform to run on larger screen TV == Key Mozilla Team Members == * Product Manager: Joe Cheng* EPM: Howie Chang* TAM: Francis Lee* UX: Juwei Huang / Tori Chen* Engineering* Gecko** Shian-Yow Wu** Shih-Chiang Chien** Junior Hsu** Sean Lin** Kershaw Chang** Kilik Kuo** Gary Chen** James Cheng** Junior Hsu** Tommy Kuo** Kevin Chen** ChunMin Chang** Daosheng Mu** Eric Tsai** Amy Chung* Gaia** Evelyn Hung** John Hu** Rex Lee** Tzu-lin Huang** Luke Chang** YiFan Liao** Sean Lee == Ongoing work ===== Key focus areas of the team ===* Priority items for the team : {{Bug|1146810}}* More detail can be found in Firefox OS Engineering status report: https://mana.mozilla.org/wiki for /display/PM/Firefox +OS +Engineering+Status+Report* [https://docs.google.com/drawings/d/1xa5vWmWZejTYHAORkLvn4VsWwt12H0FMQH6IsKKITGw/edit?usp=sharing| TV Components Overview]* {{Bug|1067781}} [Stingray] Card UI for Smart Screen * {{Bug|1067828}} [Stingray] Interconnectivity * {{Bug|1067862}} [Stingray] Remote Notification = Gaia =====System Architecture====* <strike>2-layered widget support</strike> - {{bug|983001}}** A prototype of 2-layered widget can be found at https://github.com/luke-chang/gaia/tree/TV_arch1 * [[FirefoxOS/Stingray/Hybrid_Widget_Approach|Hybrid Widget Approach]] (more: https://wiki.mozilla.org/FirefoxOS/Stingray/Hybrid_Widget_Approach)** meta bug - {{bug|1002336}} * [[FirefoxOS/Stingray/SmartScreen/|Card UI for Smart Screen Wiki Page]] ====Applications & Integration====* Browser* Device Deck* FTU - Tutorial* Settings* Keyboard* TV Deck* TV program* Dashboard* App Deck* Home* System* Presentation API* Firefox account integration and cross experience ====Others====* Build system supports multiple devices - <strike>{{bug|979784}}</strike> landed to master by Gary Chen** Step 1. Add 'GAIA_DEVICE_TYPE' flag in gaia build system.** Step 2. New apps.list structure for multiple-devices.** Step 3. Overwrite common-setting.json from build/GAIA_DEVICE_TYPE/settings.js** Step 4. Remove distribution_tablet folder from gaia code base. {{bug|996461}}*** Step a. Let homescreen APP's build system support 'GAIA_DEVICE_TYPE' flag.*** Step b. Let wallpaper APP's build system support 'GAIA_DEVICE_TYPE' flag. = Gecko =====Web API====* TV product lineManager Web API - {{Bug|998872}} ** It is on going to polish a first version then open to public space. ex: Bugzilla and dev-webapi@lists.mozilla.org.* Input Ports Web API - {{Bug|?}}** The purpose is to let web app show media stream and detect plug-in status from HDMI/AV cable.** It is on going to discuss for leveraging getUserMedia series Web API.* HTMLMediaElement.audio/videoTracks Web API - {{Bug|744896}}* MediaStream** Implement Track related methods and events in MediaStream.webidl - {{Bug|985265}}** Create a new type of MediaStreamTrack for text and metadata - {{Bug|987501}}* Expose a client UDP datagram socket API to web application - {{Bug|745283}}* Presentation API - {{Bug|1069230}}* mozWidget API - {{Bug|1005818}} <big>'''Media'''</big>* '''DOM Level'''** '''Support HTMLMediaElement.audioTracks and videoTracks''' - {{bug|744896}}*** Probably won't implement the audio mixing and video selecting in our decoding pipeline.*** ''How to map AudioStreamTrack to AudioTrack? (Video as well)''**** Proposal 1: Change the spec of MediaStreamTrack**** https://groups.google.com/forum/?hl=en#!topic/mozilla.dev.media/FOOHGdwD16Y**** Proposal 2: Implement the mapping internally** '''Implement Track related methods and events in MediaStream.webidl''' - {{bug|985265}}*** Not necessary for this TV project, but would benefit the user experience of using front/end camera with getUserMedia a lot. * '''Internal Only'''** '''Add a new kind of MediaStream to by pass our media pipeline''' - {{bug|987498}}*** aka. HWOverlayMediaStream.*** Construct a new kind of MediaStream, this would be an abstract layer, indicating its media resource is fetched from a particular hardware driver.*** By pass our MediaStreamGraph pipeline, and hook up its listeners with HAL interface specific to the platform.** '''Create a new type of MediaStreamTrack for text and metadata''' - {{bug|987501}}*** In order to let MediaStream handle tracks such as subtitles, captions, metadata. * HW Key Management - {{bug|989198}}** Capturing & bubbling phase between system app & it's nested iframe. [https://wiki.mozilla.org/WebAPI/BrowserAPI/KeyboardEvent| Wiki]** Work with Keyboard app. ** How to detect which keys are supported by platform? * Allow nested oop <iframe mozbrowser> without nested content processes - {{bug|879475}}** Just be transferred to stream 3. ====EME==== == Presentations ==* [https://docs.google.com/a/mozilla.com/presentation/d/15BifvQ0J9jfX4aJRpf0B_5HGIN8_aPRYZaIAjMsJg14/edit#slide=id.g129cc8e9f_170|2 Layers Architecture of System/HomeScreen embedded Apps]* [https://drive.google.com/file/d/0BxKpB0y8NZSHSWVGQTg1MFpNcFk/edit?usp=sharing|OIPF OIPF Functional Architecture]* [https://drive.google.com/file/d/0BxKpB0y8NZSHZG45RzZ0SnFobm8/edit?usp=sharing|OITF OITF Terminal Functionality]* [http://slid.es/shih-chiangchien/app-runtime-for-broadcasting-services| Apps Runtime for Broadcasting Services]* [https://docs.google.com/a/mozilla.com/file/d/0BxKpB0y8NZSHMDVjX0JDdTNOVFU/edit| TV Tuner Control API - Study]* [http://slides.com/shih-chiangchien/w3ctv-intro| Introduction of TV IG]* [https://drive.google.com/file/d/0BxKpB0y8NZSHVjFuY2hGWnZOdUU/edit?usp=sharing| Media Efforts for TV]* [https://wiki.mozilla.org/images/9/96/HttpLiveStream.pdf| Introduction of Http Live Streaming.] == Backlog ==* Introduce a new layer type to represent HW overlay frame.* Introduce a new interface for compositor to pass position info into outside of Gecko.* Introduce a new interface for decoding image through HW component.* Introduce a fake tuner driver/HAL for B2G emulator.* Feature detection for TV category. ex: 4 color keys / no touch.
