compressing audio and video for desktop and mobile delivery

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  • Compressing Media

    for desktop and mobile delivery

    Nick Floro Nick@sealworks.com @NickFloro

  • A file that tells a device what kind of media to present and when to present it.

    Video Audio Text Interactivity Tracks

    Media

  • 1991

  • 1999

  • Pixel Doubling

  • Pixel Doubling

    Delivery everywhere

  • Capture to delivery and beyondThe Production Process

    Video / Audio Assets Compression Authoring Delivery

  • Standards Matter

    MP3/AAC

    Player

    SurroundSoundCD

    DigitalCameraDVDStereo

    VideoCameraHDTV

    Phone Tablet

  • MPEG-1/MPEG-4

    audio

    MPEG-2RedBook JPEGAC-3FM DVNTSC/

    PAL

    Phone Tablet

    Standards Are Everywhere

  • Video

  • less then 8mb

    MPEG-4: The MPEG for the Internet 1 minute of video at HD 1920 x1080

    600mb

  • less then 500mb35gb

    MPEG-4: The MPEG for the Internet 60 minutes of video at HD 1920 x1080

  • HD 1080i 1920 x 1080

    PixelsGuidelines for Compression

  • HD 1080i 1920 x 1080

    SD 480P 720 x 480

    PixelsGuidelines for Compression

  • HD 1080i 1920 x 1080

    Selecting a SizeGuidelines for Compression

    240 x 135

    480 x 270

    960 x 540

  • 240 x 135

    Content PlacementGuidelines for Compression

  • HD 1080i 1920 x 1080

    How Compression WorksGuidelines for Compression

    pixel size (width | height)

    frame rate data rate

  • Frame RateGuidelines for Compression

    29.97 fps

  • 29.97 fps 15 fps

    Frame RateGuidelines for Compression

  • Data Rate Target: Broadband 800-1200 kbs Mobile 100-300kbsGuidelines for Compression

  • Tips & Hints

    Key Frames: 4 x fps

    Guidelines for Compression

  • Guidelines for Compression2 Pass Variable Bit Rate

  • Guidelines for Compression2 Pass Variable Bit Rate

  • 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

  • Smart Phones

  • Get familiar with your device

  • Focus: faces

  • Focus: scene

  • Exposure and Color Balance

  • Shoot Horizontally

  • Angles + Planning

  • Zoom - Setting Scene

  • Zoom - Setting Scene

  • Lighting

  • Camera Angle

  • Prep

  • Audio

  • Selecting a MicrophoneUSB 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

  • 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

    http://www.easyvoiprecorder.org/http://www.hotrecorder.com/http://www.ecamm.com/mac/callrecorder/

  • Rode smartLav+ Lavalier Microphone for Smartphones $79

  • Stereo or MonoGuidelines for Compression

  • Selecting a KilohertzGuidelines for Compression

    44khz 22khz

    A kilohertz (kHz) is a unit of frequency equal to 1,000 hertz (1,000 cycles per second)

    http://www.knowledgerush.com/kr/encyclopedia/Unit/http://www.knowledgerush.com/kr/encyclopedia/Frequency/http://www.knowledgerush.com/kr/encyclopedia/Hertz/

  • 11mb 16bit 44khz Stereo

    2.8mb 16bit 22khz Mono

    500k MP3 64k 22khz Mono

    Compressing Audio 60 Seconds

  • Compressing Audio 60 Minutes

    30mb660mb60 minutes Compressed MP3 Audio

    60 minutes of Uncompressed Audio

  • Podcasts on the Go AudioBoom Mobile App

  • Built-in Recorder

  • Tips & Hints

    16 bit Mono 22 khz

    MP3 64kbit/s Mono 22khz

    Guidelines for Compression

  • Lower Costs in Digital

  • Setting up a StudioCosts

    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

  • New Form FactorsDelivering Content Everywhere

  • WebMGoogle

    H264 | MPEG 4Apple | Microsoft

    mp4

    Formats to choose from:Select a format for delivery

  • WebMGoogle

    H264 | MPEG 4Apple | Microsoft

    mp4

    Formats to choose from:Select a format for delivery

  • Fast StartWeb Delivery: HTTP Streaming

    Development Web Server | LMS | CMS

    Clients

  • Pixel Doubling

  • Pixel Doubling

  • CDNContent Delivery Networks

    DevelopmentEast Coast Client

    West Coast Europe

    Web Server | LMS | CMS

  • Adobe Media EncoderHandbrakeWondershareTelestream Episode Rapid ToolsQuickTime ProSorenson Squeeze

    Compressing Content

  • HandBrakeOpenSource for Mac/Win/Linux

    MPEG-4 H.264

  • One Tool for Everything

    MPEG-4 Flash SWF Flash FLV QuickTime Real media MPEG 1/2 MP3 Audio

    Telestream Episode

  • Batch Editing Effects Filters Tools

    Adobe Premiere CC

  • Adobe Premiere Clip

  • Resources To help you grow.

  • TriPod Stand $12.95

    Tablet Tripod MonoPod Charger-City Exclusive 7" to 11" $25

  • Development: Capturing & Working with Media

  • explainEverything.com

    http://explaineverything.com

  • VideoShop - Video Editor

  • brightcove.com

  • telestream.net/episode/

    http://www.telestream.net/episode/

  • aws.amazon.com/cloudfront/

  • jingproject.com

  • jwplayer.com

    http://jwplayer.com

  • ted.com

    http://ted.com

  • twitter.com

  • lrnchat.com

  • Adobe Capture CC

  • slideshare.net/nickfloro

    http://slideshare.net/nickfloro

  • Thank YouNick Florosealworks interactive studios

    nick@sealworks.comwww.sealworks.com

    twitter.com/NickFloro

    Download the Presentation at:slideshare.net/nickfloro