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Compressing Audio and Video for Desktop and Mobile Delivery

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A comprehensive introduction to video compression and delivery standards for optimizing content delivery to mobile and desktop devices. This session will provide an overview with everything you need to know about editing, preparing and delivering the highest quality video and audio to your audience. We'll discuss techniques and interactivity that can be added as well as the latest standards and how you can take advantage of open source, free compression tools, as well as the latest applications for getting the smallest file sizes and the highest quality. We'll also introduce you to the hardware and software that is needed to create your own in-house studio for under $1,500.

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Compressing Audio and Video for Desktop and Mobile Delivery

  1. 1. Compressing Mediafor desktop and mobile delivery Nick Floro Nick@sealworks.com @NickFloro
  2. 2. A file that tells a device what kind of media to present and when to present it. ‣ Video ‣ Audio ‣ Text ‣ Interactivity ‣ Tracks Media
  3. 3. 1991
  4. 4. 1999
  5. 5. Pixel Doubling
  6. 6. Pixel Doubling Delivery everywhere
  7. 7. Capture to delivery and beyond The Production Process Video / Audio Assets Compression Authoring Delivery
  8. 8. Standards Matter MP3/ AAC Player Surround SoundCD Digital CameraDVDStereo Video CameraHDTV Phone Tablet
  9. 9. MPEG-1/ MPEG-4 audio MPEG-2RedBook JPEGAC-3FM DV NTSC/ PAL Phone Tablet Standards Are Everywhere
  10. 10. Video
  11. 11. less then 8mb MPEG-4: The MPEG for the Internet 1 minute of video at HD 1920 x1080 600mb
  12. 12. less then 500mb 35gb MPEG-4: The MPEG for the Internet 60 minutes of video at HD 1920 x1080
  13. 13. HD 1080i 
 1920 x 1080 Pixels Guidelines for Compression
  14. 14. HD 1080i 
 1920 x 1080 SD 480P 
 720 x 480 Pixels Guidelines for Compression
  15. 15. HD 1080i 
 1920 x 1080 Selecting a Size Guidelines for Compression 240 x 135 480 x 270 960 x 540
  16. 16. 240 x 135 Content Placement Guidelines for Compression
  17. 17. HD 1080i 1920 x 1080 How Compression Works Guidelines for Compression pixel size (width | height) frame rate data rate
  18. 18. Frame Rate Guidelines for Compression 29.97 fps
  19. 19. 29.97 fps 15 fps Frame Rate Guidelines for Compression
  20. 20. Data Rate Target: Broadband 800-1200 kbs 
 Mobile 100-300kbsGuidelines for Compression
  21. 21. Tips & Hints Key Frames: 4 x fps Guidelines for Compression
  22. 22. Guidelines for Compression 2 Pass Variable Bit Rate
  23. 23. Guidelines for Compression 2 Pass Variable Bit Rate
  24. 24. Tips & Hints Compression ‣ Frame Rate: 15 fps ‣ Key Frames: 4 x fps ‣ Data Rate – broadband > 800kbs – mobile < 300kbs ‣ 2 Pass Variable Bit Rate



 QuickTime: H264 Flash: H264 Guidelines for Compression
  25. 25. Smart Phones
  26. 26. Get familiar with your device
  27. 27. Focus: faces
  28. 28. Focus: scene
  29. 29. Exposure and Color Balance
  30. 30. Shoot Horizontally
  31. 31. Angles + Planning
  32. 32. Zoom - Setting Scene
  33. 33. Zoom - Setting Scene
  34. 34. Lighting
  35. 35. Camera Angle
  36. 36. Prep
  37. 37. Audio
  38. 38. Selecting a Microphone USB Connects Directly to Computer Samson CO1U USB Condenser Microphone $70 Logitech USB Desktop Microphone $20 Logitech ClearChat Pro USB Headset $40 Blue Microphones Yeti USB Microphone $149 Blue Microphones Snowball USB Microphone $89
  39. 39. Audacity 
 http://audacity.sourceforge.net/ EasyVoipRecorder Recorder (Windows) 
 http://www.easyvoiprecorder.org/ Hot Recorder (Windows) 
 http://www.hotrecorder.com/ Call Recorder (Mac OS X) 
 http://www.ecamm.com/mac/callrecorder/ Skype Record Directly
  40. 40. Rode smartLav+ 
 Lavalier Microphone for Smartphones $79
  41. 41. Stereo or Mono Guidelines for Compression
  42. 42. Selecting a Kilohertz Guidelines for Compression 44khz 22khz A kilohertz (kHz) is a unit of frequency equal to 1,000 hertz (1,000 cycles per second)
  43. 43. • 11mb 16bit 44khz Stereo • 2.8mb 16bit 22khz Mono • 500k MP3 64k 22khz Mono Compressing Audio 60 Seconds
  44. 44. Compressing Audio 60 Minutes 30mb660mb 60 minutes Compressed MP3 Audio 60 minutes of Uncompressed Audio
  45. 45. Podcasts on the Go AudioBoom Mobile App
  46. 46. Built-in Recorder
  47. 47. Tips & Hints • 16 bit Mono 22 khz • MP3 64kbit/s Mono 22khz Guidelines for Compression
  48. 48. Lower Costs in Digital
  49. 49. Setting up a Studio Costs Computer $899 Software $595 Camera / Studio $1,470 Adobe Premiere or Final Cut $300 Boris Chroma FX $295 HD Video $400 32gb Video SD $25 Green Screen $200 Lavalier Microphone $295Tripod $125 Flood Lighting $395 Apple iMac $1,099 MacBook $899
  50. 50. New Form Factors Delivering Content Everywhere
  51. 51. WebM
 Google H264 | MPEG 4 Apple | Microsoft mp4 Formats to choose from: Select a format for delivery
  52. 52. WebM
 Google H264 | MPEG 4 Apple | Microsoft mp4 Formats to choose from: Select a format for delivery
  53. 53. Fast Start Web Delivery: HTTP Streaming Development Web Server | LMS | CMS Clients
  54. 54. Pixel Doubling
  55. 55. Pixel Doubling
  56. 56. CDN Content Delivery Networks Development East Coast Client West Coast Europe Web Server | LMS | CMS
  57. 57. Adobe Media Encoder Handbrake Wondershare Telestream Episode Rapid Tools QuickTime Pro Sorenson Squeeze Compressing Content
  58. 58. HandBrake OpenSource for Mac/Win/Linux • MPEG-4 • H.264
  59. 59. One Tool for Everything • MPEG-4 • Flash SWF • Flash FLV • QuickTime • Real media • MPEG 1/2 • MP3 Audio Telestream Episode
  60. 60. • Batch • Editing • Effects • Filters • Tools Adobe Premiere CC
  61. 61. Adobe Premiere Clip
  62. 62. ResourcesTo help you grow.
  63. 63. TriPod Stand $12.95 Tablet Tripod MonoPod Charger-City Exclusive 7" to 11" $25
  64. 64. Development: Capturing & Working with Media
  65. 65. explainEverything.com
  66. 66. VideoShop - Video Editor
  67. 67. brightcove.com
  68. 68. telestream.net/episode/
  69. 69. aws.amazon.com/cloudfront/
  70. 70. jingproject.com
  71. 71. jwplayer.com
  72. 72. ted.com
  73. 73. twitter.com
  74. 74. lrnchat.com
  75. 75. Adobe Capture CC
  76. 76. slideshare.net/nickfloro
  77. 77. Thank You Nick Floro sealworks interactive studios nick@sealworks.com www.sealworks.com twitter.com/NickFloro Download the Presentation at: slideshare.net/nickfloro

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