REALNETWORKS PRODUCTION GUIDE With RealOne Player Last Update: 1 October 2002 RealNetworks, Inc. PO Box 91123 Seattle, WA 98111-9223 U.S.A. http://www.real.com http://www.realnetworks.com ©2002 RealNetworks, Inc. All rights reserved. Information in this document is subject to change without notice. No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without the express written permission of RealNetworks, Inc. Printed in the United States of America. Helix, The Helix Logo, RBN, the Real "bubble" (logo), Real Broadcast Network, RealAudio, Real.com, RealJukebox, RealMedia, RealNetworks, RealPlayer, RealOne, RealPresenter, RealSlideshow, RealSystem, RealText, RealVideo, SureStream, and Surreal.FX Design are trademarks or registered trademarks of RealNetworks, Inc. Other product and corporate names may be trademarks or registered trademarks of their respective companies. SUMMARY OF CONTENTS DOCUMENTATION RELEASE NOTE .......................................................................................1 INTRODUCTION.....................................................................................................................5 PART I: GETTING STARTED WITH STREAMING MEDIA 1 NEW FEATURES .........................................................................................................17 2 PRESENTATION PLANNING.......................................................................................27 PART II: PRODUCING CLIPS 3 AUDIO PRODUCTION ...............................................................................................59 4 VIDEO PRODUCTION ................................................................................................73 5 FLASH ANIMATION ...................................................................................................91 PART III: WRITING MARKUP 6 REALTEXT MARKUP .................................................................................................111 7 REALPIX MARKUP ....................................................................................................149 PART IV: LEARNING SMIL 8 SMIL BASICS ............................................................................................................193 9 CLIP SOURCE TAGS .................................................................................................211 PART V: ORGANIZING A PRESENTATION 10 PRESENTATION INFORMATION..............................................................................241 11 GROUPS...................................................................................................................251 12 LAYOUT ...................................................................................................................273 PART VI: TIMING AND LINKING CLIPS 13 BASIC TIMING..........................................................................................................317 14 ADVANCED TIMING ................................................................................................343 15 HYPERLINKS.............................................................................................................363 PART VII: MASTERING ADVANCED FEATURES 16 TRANSITION EFFECTS .............................................................................................397 17 ANIMATIONS...........................................................................................................423 iii RealNetworks Production Guide 18 SWITCHING .............................................................................................................445 19 PREFETCHING..........................................................................................................473 PART VIII: STREAMING YOUR PRESENTATIONS 20 WEB PAGE EMBEDDING ..........................................................................................485 21 PRESENTATION DELIVERY .......................................................................................509 PART IX: BASIC INFORMATION A BASIC QUESTIONS...................................................................................................539 B PRODUCTION TASKS...............................................................................................549 C COLOR VALUES........................................................................................................561 PART X: SYNTAX SUMMARIES D SMIL TAG SUMMARY ...............................................................................................567 E REALTEXT TAG SUMMARY .......................................................................................593 F REALPIX TAG SUMMARY ..........................................................................................599 G RAM FILE SUMMARY................................................................................................605 H FILE TYPE SUMMARY ................................................................................................607 I LANGUAGE CODES..................................................................................................609 GLOSSARY...........................................................................................................................611 INDEX..................................................................................................................................619 iv CONTENTS DOCUMENTATION RELEASE NOTE 1 Latest Additions ............................................................................................... 1 September 2002........................................................................................... 1 July 2002 ..................................................................................................... 2 Known Issues ................................................................................................... 2 Undocumented Features................................................................................... 3 Netscape Navigator 6 Issues.............................................................................. 4 INTRODUCTION 5 What is Helix? .................................................................................................. 5 What This Guide Covers ................................................................................... 5 How this Guide Is Organized............................................................................. 7 How to Download This Guide to Your Computer ..............................................12 Conventions Used in this Guide........................................................................13 Additional Resources.......................................................................................13 Technical Support ...........................................................................................14 PART I: GETTING STARTED WITH STREAMING MEDIA 1 NEW FEATURES 17 RealOne Player Introduced...............................................................................17 SMIL 2.0 Support............................................................................................17 New Clip Tag Attributes...................................................................................18 Expanded Grouping Possibilities.......................................................................19 Enhanced Layout Choices ................................................................................20 More Timing Possibilities .................................................................................21 New Linking Attributes ....................................................................................22 Clip Transition Effects......................................................................................23 SMIL Animations.............................................................................................23 Powerful Content Control Capabilities .............................................................23 Additions and Deletions to this Guide ..............................................................24 2 PRESENTATION PLANNING 27 Step 1: Decide How to Deliver Clips .................................................................27 Helix Universal Server Streaming...................................................................27 v RealNetworks Production Guide Web Server Downloading ............................................................................29 Local Playback ............................................................................................29 Step 2: Learn the RealOne Player Interface........................................................29 The Three-Pane Environment .......................................................................30 The Media Playback Pane ............................................................................31 The Related Info Pane .................................................................................34 The Media Browser Pane .............................................................................36 Using Media Clips to Open HTML Pages ......................................................37 Controlling a Presentation Through HTML Pages..........................................38 Step 3: Choose Clip Types and Gather Tools.....................................................39 Audio and Video .........................................................................................39 SMIL ..........................................................................................................41