Flash Player and Linux Ed Costello Engineering Manager Adobe Flash Player Tinic Uro Sr. Software Engineer Adobe Flash Player 2007 Adobe Systems Incorporated. All Rights Reserved. Overview . History and Evolution of Flash Player . Flash Player 9 and Linux . On the Horizon 2 2007 Adobe Systems Incorporated. All Rights Reserved. Flash on the Web: Yesterday 3 2006 Adobe Systems Incorporated. All Rights Reserved. Flash on the Web: Today 4 2006 Adobe Systems Incorporated. All Rights Reserved. A Brief History of Flash Player Flash Flash Flash Flash Linux Player 5 Player 6 Player 7 Player 9 Feb 2001 Dec 2002 May 2004 Jan 2007 Win/ Flash Flash Flash Flash Flash Flash Flash Mac Player 3 Player 4 Player 5 Player 6 Player 7 Player 8 Player 9 Sep 1998 Jun 1999 Aug 2000 Mar 2002 Sep 2003 Aug 2005 Jun 2006 … Vector Animation Interactivity “RIAs” Developers Expressive Performance & Video & Standards Simple Actions, ActionScript Components, ActionScript Filters, ActionScript 3.0, Movie Clips, 1.0 Video (H.263) 2.0 Blend Modes, New virtual Motion Tween, (ECMAScript High-!delity machine MP3 ed. 3), text, Streaming Video (ON2) video 5 2007 Adobe Systems Incorporated. All Rights Reserved. Widest Reach . Ubiquitous, cross-platform, rich media and rich internet application runtime . Installed on 98% of internet- connected desktops1 . Consistently reaches 80% penetration within 12 months of release2 . Flash Player 9 reached 80%+ penetration in <9 months . YUM-savvy updater to support rapid/consistent Linux penetration 1. Source: Millward-Brown September 2006. Mature Market data. 2. Source: NPD plug-in penetration study 6 2007 Adobe Systems Incorporated. All Rights Reserved. Flash Player Adoption Curve 100 April 2007 Flash CS3 launch 90 Flash Player 9 @ 9 months 80 83.4% mature markets Flash Player 8 70 84.5% United States Flash Player 7 60 50 40 30 Flash Player 9 20 June 2006 Flex 2 Launches 10 Source: NPD September 2003 – March 2006; Millard Brown September 2006 – March 2007 0 3 months 6 months 9 months 12 months 7 2007 Adobe Systems Incorporated. All Rights Reserved. About Flash Player 9 . ActionScript 3.0 . Compliant with ECMAScript Language Speci!cation, Third Edition (ECMA-262)1 . Contains functionality from ECMAScript Edition 4 (ES4)2 proposal . New ActionScript Virtual Machine (AVM2) and JIT compiler Flash Player 9 . Up to 10x improvement vs ActionScript 2.0 ActionScript 2.0 ActionScript 3.0 . Supports AVM1 for backwards (AVM1) (AVM2) compatibility 1. http://www.ecma-international.org/publications/standards/Ecma-262.htm 2. http://developer.mozilla.org/es4 8 2007 Adobe Systems Incorporated. All Rights Reserved. Tamarin Virtual Machine - Open Source Project . Contributed source code from AVM2 to Mozilla Foundation in Nov. 2006 . Most signi!cant contribution since inception of Mozilla -- 135 KLOC! . Delivers an open source implementation of ECMAScript 4 (ES4) language speci!cation . Key projects that will use Tamarin . Mozilla SpiderMonkey engine for JavaScript 2 in Firefox . ActionScript virtual machine in Adobe Flash Player 10 Project: http://www.mozilla.org/projects/tamarin/ Source code: http://lxr.mozilla.org/mozilla/source/js/tamarin/ 9 2007 Adobe Systems Incorporated. All Rights Reserved. Flash Player 9 & Linux 2007 Adobe Systems Incorporated. All Rights Reserved. Key Issues for Flash Player 9 . UI Widgets . SSL Libraries . Sound Input and Output . Video Input . Graphics Hardware/Drivers 11 2007 Adobe Systems Incorporated. All Rights Reserved. UI Widgets . Issue: Two options, GTK and Qt . Flash Player has very few system dialogs . Decision: Just implement one – GTK2 . Most desktops have GTK installed 12 2007 Adobe Systems Incorporated. All Rights Reserved. SSL Libraries . Issue: OpenSSL is a challenge for us to use . Decision: Create external "ashsupport library . Provides general purpose solution . Community can support additional libraries and distributions http://labs.adobe.com/wiki/index.php/Flash_ Player:Additional_Interface_Support_for_ Linux 13 2007 Adobe Systems Incorporated. All Rights Reserved. Sound Input and Output . Issue: Many di#erent libraries and ways of handling audio . Decision: Use Advanced Linux Sound Architecture (ALSA) . Standard API for recording and playback . Alternate approach: Developers can use "ashsupport library 14 2007 Adobe Systems Incorporated. All Rights Reserved. Video Input . Issue: Same as audio – many choices . Currently using Video4Linux ver. 1 . Version 2 available . Decision: Stick with V4L v1 for now . Works for today’s devices 15 2007 Adobe Systems Incorporated. All Rights Reserved. Graphics Hardware/Drivers . Issue: Wide selection of vendors/drivers/versions . Decision: Support OpenGL . Works for today’s devices . Fall back to software rendering 16 2007 Adobe Systems Incorporated. All Rights Reserved. What about LSB? . Ran LSB compliance tool on the player, but…. Missing some key libraries . E.g. FreeType, SSL, OpenGL . Provided results and are continuing to evaluate as LSB evolves . Attractive because Flash Player must load libraries dynamically 17 2007 Adobe Systems Incorporated. All Rights Reserved. Lessons from Flash Player 9 . Choose a standard, stable option . Provide a way for it to “just work” . Help the process along . Flashsupport . YUM . DiamondX WISH LIST . Library consistency across distributions . Commitment to backward compatibility as libraries evolve . Agreement among vendors 18 2007 Adobe Systems Incorporated. All Rights Reserved. On the Horizon 2007 Adobe Systems Incorporated. All Rights Reserved. AIR (Adobe Integrated Runtime) . AIR . nee “Apollo” . Runtime for desktop apps . Single programming model to develop browser-based and desktop- type applications 20 2007 Adobe Systems Incorporated. All Rights Reserved. Flex SDK . Opensource SDK . Public JIRA Bug Database 21 2007 Adobe Systems Incorporated. All Rights Reserved. Thank you! . Adobe Flash Player: http://www.adobe.com/products/"ashplayer . Adobe Flex 2: http://www."ex.org . Tamarin Virtual Machine Project: http://www.mozilla.org/projects/tamarin/ . Tamarin Source: http://lxr.mozilla.org/mozilla/source/js/tamarin/ . ActionScript Technology Center: http://www.adobe.com/devnet/actionscript . Penetration Study: http://www.adobe.com/products/player_census/"ashplayer/ http://www.adobe.com/go/get"ashplayer 22 2007 Adobe Systems Incorporated. All Rights Reserved. 23 2007 Adobe Systems Incorporated. All Rights Reserved..