Media Technology Basics

Media Technology Basics

Azure Media Services Media on Azure: Focus Areas Intelligent Cloud Platform for Media & Entertainment, Public Safety & Justice, and Enterprise Media & Entertainment Public Safety MSFT 1st Party Content Content Content Surveillance & Cloud Video & Creation Management Distribution & Intelligence Intelligence Monetization Rendering Media Asset High Scale Ingest Stream Management, Video Editing Live, Linear, and Machine Learning Teams Archiving On demand OTT Metadata Enrichment Skype Machine Learning, delivery Search Yammer Correlation, Publishing Forensics Xbox Metadata Enrichment, Audience Analytics Archiving MSN Search, Personalization IoT Cameras … Digital supply Chain Ad targeting Offer management Block Chain Smart Cities/Stadiums Media Services Storage Compute Network Avere Cognitive CDN © Microsoft Corporation 2 Azure Media Services An extensible, multi-tenant platform for end-to-end media workflows . VoD, Live Cloud Indexing DRM Streamin Upload & Transcodi Player (Media Encryptio g & Live ng clients AI) n multi- Ingest CDN Media Services Cloud Controls Content Protection Cloud & Application Federation Against Matrix v3.0.1 Standard Security Guidelines Copyright Theft © Microsoft Corporation 3 Media File Basics 4 Why Video Compression is used? 5 Codec • Codec = CODer-DECoder • A device or computer program for encoding or decoding a digital audio/video signals for transmission and storage • Compress the data to reduce transmission bandwidth or storage space • Non-compression or Compression • Compression classification: Lossy Compression and Lossless Compression Video Codec Specification Classification Audio Codec Specification Classification H.264/AVC MPEG-4 Part 10 Lossy Compression LPCM (or PCM) Linear Pulse Code Modulation Non-compression H.265/HEVC MPEG-H Part 2 Lossy Compression ALAC Apple Lossless Audio Lossless Compression Free Lossless Audio MPEG-2 (H.262) MPEG-2 Part 2 Lossy Compression FLAC Lossless Compression AC3 Dolby Digital Lossy Compression MPEG-1 MPEG-1 Part 2 Lossy Compression MP1, MP2, MP3 MPEG-1/2 Audio Layer I, II, III Lossy Compression Apple ProRes Apple Proprietary Lossy Compression AAC MPEG-4 Audio Advanced Audio Lossy Compression WMV Windows Media Video Lossy Compression HE-AAC Coding VC1 SMPTE standard (subset of Lossy Compression WMA Windows Media Audio Lossy Compression Windows Media Video) Opus IETF Standard Audio Codec Lossy Compression VP8, VP9 Google’s codec Lossy Compression Vorbis Xiph.Org Foundation Audio Codec Lossy Compression 6 Demo • Create Azure Media Services in Azure Portal • Assets – Upload Video • Encode Video to Multi-bitrate • Publish • Stream video / Play.

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