Slide đa phương tiện chương 5 multimedia applications

Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology ng th an co ng Multimedia Applications cu u du o Tien Pham Van, Dr rer nat Referenced from T.Sharon- CuuDuongThanCong.com A.Frank https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi Agenda u du o ng th an co ng c om Media downloading vs streaming Video on demand Video conference Internet TV Virtual Reality cu • • • • • CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Download A/V vs Streaming A/V View/Listen locally Copy to system du o ng th an co ng Download and then play A/V View/Listen while loading cu u Streaming A/V Special Protocol CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om Playing media over Web via download CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om Streaming media using Web and Media server CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Audio/Video Streaming cu u du o ng th an co ng • A technique for transferring data such that it can be processed as a steady and continuous stream • Data can be displayed before entire file has been received • If data arrives quicker than display, need a buffer • If data arrives slower than display, poor quality, jerky display CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi u du o ng th an co ng c om Use of buffering with Media server cu The media player buffers input from the media server and plays from the buffer rather than directly from the network CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Multimedia Streaming • cu u du o ng th an co ng Delivering a multimedia file from a server to a client – the delivery occurs over a network • There are two different types of streaming: Progressive download – the client begins playback of the multimedia file as it is delivered where the file is ultimately stored on the client computer Real-time streaming – the multimedia file is delivered to – but not stored on – the client’s computer CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Real-time Streaming cu u du o ng th an co ng • There are two types of Real-time streaming: Live streaming – used to deliver a live event while it is occurring On-demand (stored) streaming – used to deliver media streams such as movies, archived lectures, etc The events are not delivered in real-time CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Audio/Video Applications 1) Streaming On-demand audio/video: th an co ng • Famous radio broadcasts, full-length movies (VOD), prerecorded TV shows, music video clips, archived class lectures, etc… du o ng 2) Streaming Live audio/video: • Internet radio talk show, live webcasts, etc… cu u 3) Real-time interactive audio/video: • Internet telephony (VoIP), video conferencing, MM conferencing, distributed interactive worlds, etc… CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om Video Conference CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi u du o ng th an co ng Cameras Screens Speakers and Microphones Other Aids (Electronic Board, Remote Control) cu • • • • c om VC Hardware CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi ng u du o ng th an co Chat Video/Audio tools Whiteboard Data/File Transfer Application Showing Application Sharing cu • • • • • • c om VC Software/Tools CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om Whiteboard CuuDuongThanCong.com https://fb.com/tailieudientucntt A Changing World Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Definitions ng • Connected TV (“Smart TV”) Devices co – TV with Internet connectivity (Ethernet, WiFi) an • Over-the-Top (OTT) Service du o ng th – Internet-delivered TV content – Streamed or downloaded – “Internet TV” cu u • IPTV (multiple definitions) • Hybrid TV Service – Internet-enhanced broadcast TV content • Widgets CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Associated Elements • Search features an co ng – Converged EPGs – Gesture and Voice control ng th • Cross-platform content portability cu u du o – “Disconnected TV” – Authorized customer CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Content Flow co Display STBDisplay (Tuner + Browser [+DVR]) ng Traditional TV th Display Second Display Screen ng STB (Browser) an STB(Tuner (Tuner) STB STB (Tuner ++DVR DVR)+ VOD) u du o Internet TV cu • Last section of Internet TV path may be wireless (WiFi) • Internet TV path may also bring websites and social media to TV display • Second Screen adds significant new capability and user behaviors • Content portability across platforms presents another new paradigm CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi u du o ng th an co ng Roku Boxee Apple TV Google TV WD TV Live Game platforms Most new televisions PCs, tablets, smartphones cu • • • • • • • • c om Connected TV Devices CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi ng co an th ng u du o iTunes Netflix Hulu, Hulu Plus Vudu UGC sites Tru2Way Device-specific – LG, Panasonic, Sharp, Samsung, Philips, Toshiba, others cu • • • • • • • c om Connected TV Services CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Social TV & Second Screen co ng • Facebook, Twitter (as applied by users) • Specialized Social TV Services th an – Tunerfish, Miso, SnappyTV, Clipsync, TvPlus, Vualla, Nielsen Media-Sync, GetGlue, others ng • Synchronized content services cu u du o – Via Audio Content Recognition (ACR) – Broadcaster (& user) driven interactivity – Synchronized content, displayed off the main screen (live or time-shifted) • “Best available screen” concept – In-home network content redistribution CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Virtual Reality (VR) Usage co ng Create an illusion of imagined reality or augmented reality: th an • Entertainment du o ng • Training cu u – Flight simulators – Driving simulators CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Virtual Reality co ng • Strictly, an immersive sensory experience of a synthetic world ng th an – Head-mounted displays, data gloves, haptic interfaces, etc cu u du o • More modestly, 3D graphics that can be explored: – Draggable panorama, objects that can be moved round – VRML, QuickTime VR CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om VR CAVE Example T.Sharon-A.Frank CuuDuongThanCong.com https://fb.com/tailieudientucntt Pham Van Tien, Dr rer nat , Embedded Networking Research Group Faculty of Elec and Telecom, Hanoi University of Science and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi cu u du o ng th an co ng c om Augmented Reality T.Sharon-A.Frank CuuDuongThanCong.com https://fb.com/tailieudientucntt ... Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Multimedia Streaming • cu u du o ng th an co ng Delivering a multimedia file from a server to a client – the delivery occurs over... – the client begins playback of the multimedia file as it is delivered where the file is ultimately stored on the client computer Real-time streaming – the multimedia file is delivered to – but... and Technology Email: tienpv-fet@mail.hut.edu.vn C9-411 Dai Co Viet str 1, Hanoi c om Audio/Video Applications 1) Streaming On-demand audio/video: th an co ng • Famous radio broadcasts, full-length