DK2695355T3 - Netværkstreaming af videodata under anvendelse af byte-range-anmodninger - Google Patents
Netværkstreaming af videodata under anvendelse af byte-range-anmodninger Download PDFInfo
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- DK2695355T3 DK2695355T3 DK12716868.0T DK12716868T DK2695355T3 DK 2695355 T3 DK2695355 T3 DK 2695355T3 DK 12716868 T DK12716868 T DK 12716868T DK 2695355 T3 DK2695355 T3 DK 2695355T3
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4343—Extraction or processing of packetized elementary streams [PES]
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- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
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- H04L65/1069—Session establishment or de-establishment
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- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/65—Network streaming protocols, e.g. real-time transport protocol [RTP] or real-time control protocol [RTCP]
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- H—ELECTRICITY
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- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
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- H04L65/752—Media network packet handling adapting media to network capabilities
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
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- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/858—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot
- H04N21/8586—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot by using a URL
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
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- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Information Transfer Between Computers (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Claims (15)
1. Fremgangsmåde til at hente multimediadata, hvilken fremgangsmåde omfatter at: bestemme (236) et byte-område afen fil afen repræsentation af multimediaindhold til anmodning fra en kildeindretning; danne (242) en ensartet ressourcelokator, URL, der specificerer, i en fil stidelen af URL, i henhold til en template, filen og byteområdet i overensstemmelse med kravene af kildeindretningen; og udstede (244) en GET-anmodning der specificerer den dannede URL til kildeindretningen.
2. Fremgangsmåden ifølge krav 1, yderligere omfattende at modtage en manifestfil for multimediaindholdet, hvor manifest-filen specificerer en flerhed af byteområder der kan blive anmodet for repræsentationen, hvor at bestemme byteområdet omfatter at vælge byteområdet af repræsentationen fra flerheden af byteområder.
3. Fremgangsmåden ifølge krav 1, yderligere omfattende at modtage data af repræsentationen omfattende en segmentindeksdatastruktur, hvor segmentindeksdatastrukturen specificerer en flerhed af byteområder der kan blive anmodet for repræsentationen, og hvor at bestemme byteområdet omfatter at vælge byteområdet af repræsentationen fra flerheden af byteområder og fortrinsvis hvor GET-anmodningen ikke omfatter et "Range:" header og fortrinsvis yderligere omfattende at danne GET-anmodningen til at omfatte en extensionheader der indikerer et sted af byteområdet i filstidelen af URL af GET-anmodningen og yderligere fortrinsvis omfatter at: modtage ét eller flere valgkriterier for at vælge én af en flerhed af indholdsfordelingsnetværk, CDN'er; og vælge en CDN fra flerheden af CDN'er baseret på valgkriteriet, hvor at udstede GET-anmodningen omfatter at udstede GET-anmodningen til den valgte CDN, og hvor at danne URL i henhold til templaten omfatter at danne URL i henhold til en byte-områdetemplate der er specifik til den valgte CDN.
4. Fremgangsmåden ifølge krav 1, yderligere omfattende at: sende en POST-meddelelse til en omdirigerings-URL for at bestemme en af en flerhed af indholdsfordelingsnetværk, CDN'er, fra hvilke dataet skal modtages; og modtage, i respons til POST-meddelelsen, en indikation afen basis-URLfor en af flerheden af CDN'er, hvor at danne URL omfatter at danne URL til at specificere den modtagne basis-URL for den ene af flerheden af CDN'er, hvor at danne URL i henhold til templaten omfatter at danne URL i henhold til en byte-områdetemplate specifikt til den valgte CDN, og hvor at udstede GET-anmodningen omfatter at udstede GET-anmodningen til den ene af flerheden af CDN'er.
5. Fremgangsmåden ifølge krav 4, hvor at sende POST-meddelelsen omfatter at sende én eller flere POST-meddelelser der indikerer én eller flere af en basis-URL, valgkriterie, og lokal information herunder én eller flere af geolokationsinforma-tion, skip-tællinger, og lokal tid på dagen til omdirigerings-URL'en.
6. Fremgangsmåden ifølge krav 1, yderligere omfattende at modtage informationsindikation for templaten fra kildeindretningen og fortrinsvis hvor at bestemme omfatter at bestemme af en klientindretning, hvor at danne omfatter at danne ved klientindretningen, og hvor at udstede omfatter at udstede ved klientindretningen.
7. Indretning (40) fortil at genfinde multimediadata, hvilken indretning omfatter: organ til at bestemme (52) et byte-område af en fil af en repræsentation af multimediaindhold til anmodning fra en kildeindretning; organ til at danne (52) en ensartet ressourcelokator, URL, der specificerer, i en fil stidelen af URL, i henhold til en template, filen og byteområdet i overensstemmelse med kravene af kildeindretningen; og organ til at udstede en (52) GET-anmodning der specificerer den dannede URL til kildeindretningen.
8. Indretningen ifølge krav 7, yderligere omfattende organ til at modtage en manifest-fil for multimediaindholdet, hvor manifest-filen specificerer en flerhed af byteområder der kan blive anmodet for repræsentationen, hvor organet til at bestemme byteområdet omfatter organ til at vælge byteområdet af repræsentationen fra flerheden af byteområder og fortrinsvis omfatter organ til at modtage data af repræsentationen omfattende en segmentindeksdatastruktur, hvor segmentindeksdatastrukturen specificerer en flerhed af byteområder der kan blive anmodet for repræsentationen, og hvor organet til at bestemme byteområdet omfatter organ til at vælge byteområdet af repræsentationen fra flerheden af byteområder og yderligere fortrinsvis hvor GET-anmodningen ikke omfatter en "Range:" header og fortrinsvis yderligere omfattende at organ til at danne GET-anmodningen til at omfatte en extension-header der indikerer et sted af byteområdet i URL af GET-anmodningen og særligt yderligere omfattende: organ til at modtage ét eller flere valgkriterier for at vælge én af en flerhed af indholdsfordelingsnetværk, CDN; og organ til at vælge en CDN fra flerheden af CDN'er baseret på valgkriteriet, hvor organet til at udstede GET-anmodningen omfatter organ til at udstede GET-anmodningen til den valgte CDN, og hvor organet til at danne URL i henhold til templaten omfatter at organ til at danne URL i henhold til et byte-områdetemplate specifik til den valgte CDN.
9. Fremgangsmåde til at sende information for multimediadata, hvilken fremgangsmåde omfatter at: tilvejebringe (200) en manifest-fil til multimediaindhold, hvor manifest-filen specificerer en ensartet ressourcelokator, URL, template og en byte-områdetemplate hvor templaten specificerer, i en fil stidelen af URL, fil- og byteområde, hvor URL-template og byteområde-template tilvejebringer en template til at danne en URL til at omfatte en byte-områdeanmodning inde i URL; modtage en anmodning omfattende en URL konstrueret i henhold til URL-template og byteområdetemplate, hvor en fil-stidel af URL af anmodningen specificereret byte-område afen repræsentation af multimediaindholdet; og i respons til anmodningen, outputte (216) multimediadata af repræsentationen svarende til byteområdet af anmodningen.
10. Fremgangsmåden ifølge krav 9, hvor manifest-filen yderligere omfatter information der specificerer en flerhed af byteområder der kan blive anmodet for repræsentationen, og hvor byteområdet specificeret af fil-stidelen af URL af anmodningen omfatter én af flerheden af byteområder og fortrinsvis yderligere omfattende at tilvejebringe en segmentindeksdatastruktur der specificerer en flerhed af byteområdet der kan blive anmodet for repræsentationen, og hvor byteområdet specificeret af fil-stidelen af URL af anmodningen omfatter én af flerheden af byte-områder.
11. Fremgangsmåden ifølge krav 9, yderligere omfattende at modtage en extension-header incde i anmodningen, hvor exgtension-headeren indikereret sted af byteområdet i filstidelen af URL'en GET-anmodningen og fortrinsvis hvor at tilvejebringe omfatter at tilvejebringe ved en server-indretning, hvor at modtage omfatter at modtage ved server-indretningen, og hvor at outputte omfatter at outputte ved server-indretningen og yderligere fortrinsvis hvor at tilvejebringe omfatter at tilvejebringe ved en proxy-caching-indretning, hvor at modtage omfatter at modtage ved proxy-caching-indretningen, og hvor at outputte omfatter at outputte ved proxy-caching-indretningen og især hvor anmodningen omfatter en første anmodning for byteområdet af repræsentationen af multimedia-indholdet, hvilken fremgangsmåde yderligere omfatter at: anmode byteområdet af repræsentationen fra en server-indretning; caching data for byteområdet modtaget fra server-indretningen; modtage en anden, forskellig anmodning for byteområdet af repræsentationen; og outputte i respons til den anden anmodning, de cachede data for byteområdet af repræsentationen.
12. Fremgangsmåden ifølge krav 9, hvor anmodningen omfatter en første anmodning og hvor byteområdet omfatter et første byteområde, hvilken fremgangsmåde yderligere omfatter at: anmode det første byteområde af repræsentationen fra en serverindretning; caching data for det første byteområde, modtaget fra server-indretningen; modtage en anden anmodning omfattende en anden URL konstrueret i henhold til URL-template og byteområde template, hvor den anden URL af den anden anmodning omfatter en fil-stidel der specificerer et andet byteområde af repræsentationen af multimedia-indholdet, hvor det andet byteområde følger det første byteområde; anmode det andet byteområde af repræsentationen fra serverindretningen; og assembling af lokal kopi af repræsentationen under anvendelse af cachede data for det første byteområde og data for det andet byteområde modtaget fra server-indretningen og fortrinsvis hvor manifest-filen indikerer at byteområde-template påføres globalt til alle indholdsfordelingsnetværk og fortrinsvis hvor byteområde-templaten omfatter en af en flerhed af byteområde-templater, og hvor manifest-filen indikerer at hver af byteområde-templaterne påføres til en respektiv en af en flerhed af indholdsfordelingsnetværk.
13. Indretning (60) til at sende information for multimediadata, hvilken indretning omfatter: organ til at tilvejebringe (62) en manifest-fil for multimediaindhold, hvor manifest-filen specificerer en ensartet ressourcelokator, URL, template og en byte-områdetemplate hvor templaten specificerer, i en fil stidelen af URL, file- og byteområde, hvor URL-template og byteområde-template tilvejebringer en template til at danne en URL til at omfatte en byte-områdeanmodning inde i URL'en; organ til at modtage (72) en anmodning omfattende en URL konstrueret i henhold til URL-template og byteområde-template, hvor en fil-stidel af URL'en anmodningen specificereret byte-område afen repræsentation af multimedia-indholdet; og organ til at outputte, i respons til anmodningen, multimediadata af repræsentationen svarende til byteområdet af anmodningen.
14. Indretningen ifølge krav 13, hvor manifest-filen yderligere omfatter information der specificerer en flerhed af byteområdet der kan blive anmodet for repræsentationen, og hvor byteområdet specificeret af fil-stidelen af URL'en af anmodningen omfatter en af flerheden af byteområder og fortrinsvis yderligere omfattende at organ til at tilvejebringe en segmentindeksdatastruktur der specificerer en flerhed af byteområder der kan blive anmodet for repræsentationen, og hvor byteområdet specificeret af fil-stidelen af URL'en af anmodningen omfatter en af flerheden af byteområder og yderligere fortrinsvis omfattende organ til at modtage en extension-header inde i anmodningen, hvor extension-headeren indikerer et sted af byteområdet i fil-stidelen af URL'en af GET-anmodningen og især hvor anmodningen omfatter en første anmodning for byteområdet af repræsentationen af multimedia-indholdet, yderligere omfattende: organ til at anmode byteområdet af repræsentationen fra en serverindretning; organ til caching af data for byte-området, modtaget fra serverindretningen; organ til at modtage en anden, forskellig anmodning for byteområdet af repræsentationen; og organ til at outputte, i respons til den anden anmodning, de cachede data for byteområdet af repræsentationen.
15. Computerprogramprodukt omfatter et computer-læsbart lagermedium med lagret derpå instruktioner der, når de udføres, forårsager én eller flere processorer af en indretning til at tilvejebringe multimediadata til at udføre fremgangsmåden ifølge et hvilket som helst af kravene 1 til 6 eller 9 til 12.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161473105P | 2011-04-07 | 2011-04-07 | |
| US13/439,556 US8849950B2 (en) | 2011-04-07 | 2012-04-04 | Network streaming of video data using byte range requests |
| PCT/US2012/032372 WO2012138895A1 (en) | 2011-04-07 | 2012-04-05 | Network streaming of video data using byte range requests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2695355T3 true DK2695355T3 (da) | 2019-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK12716868.0T DK2695355T3 (da) | 2011-04-07 | 2012-04-05 | Netværkstreaming af videodata under anvendelse af byte-range-anmodninger |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US8849950B2 (da) |
| EP (1) | EP2695355B1 (da) |
| JP (2) | JP2014515144A (da) |
| KR (1) | KR101548444B1 (da) |
| CN (1) | CN103460667B (da) |
| BR (1) | BR112013025351B1 (da) |
| DK (1) | DK2695355T3 (da) |
| ES (1) | ES2716274T3 (da) |
| HU (1) | HUE042019T2 (da) |
| PL (1) | PL2695355T3 (da) |
| PT (1) | PT2695355T (da) |
| SI (1) | SI2695355T1 (da) |
| TW (1) | TWI465088B (da) |
| WO (1) | WO2012138895A1 (da) |
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| US7519274B2 (en) | 2003-12-08 | 2009-04-14 | Divx, Inc. | File format for multiple track digital data |
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| US9432433B2 (en) | 2006-06-09 | 2016-08-30 | Qualcomm Incorporated | Enhanced block-request streaming system using signaling or block creation |
| ES2935410T3 (es) | 2007-01-05 | 2023-03-06 | Divx Llc | Sistema de distribución de vídeo que incluye reproducción progresiva |
| EP2223232A4 (en) | 2007-11-16 | 2015-02-25 | Sonic Ip Inc | Hierarchical and reduced index structures for multimedia files |
| US8099476B2 (en) | 2008-12-31 | 2012-01-17 | Apple Inc. | Updatable real-time or near real-time streaming |
| US8260877B2 (en) | 2008-12-31 | 2012-09-04 | Apple Inc. | Variant streams for real-time or near real-time streaming to provide failover protection |
| US8156089B2 (en) | 2008-12-31 | 2012-04-10 | Apple, Inc. | Real-time or near real-time streaming with compressed playlists |
| US9917874B2 (en) | 2009-09-22 | 2018-03-13 | Qualcomm Incorporated | Enhanced block-request streaming using block partitioning or request controls for improved client-side handling |
| US8930991B2 (en) * | 2009-11-19 | 2015-01-06 | Gregory Philpott | System and method for delivering content to mobile devices |
| US8781122B2 (en) | 2009-12-04 | 2014-07-15 | Sonic Ip, Inc. | Elementary bitstream cryptographic material transport systems and methods |
| WO2011108893A2 (en) * | 2010-03-05 | 2011-09-09 | Samsung Electronics Co., Ltd. | Method and apparatus for generating and reproducing adaptive stream based on file format, and recording medium thereof |
| GB201105502D0 (en) | 2010-04-01 | 2011-05-18 | Apple Inc | Real time or near real time streaming |
| US8805963B2 (en) | 2010-04-01 | 2014-08-12 | Apple Inc. | Real-time or near real-time streaming |
| US8892691B2 (en) | 2010-04-07 | 2014-11-18 | Apple Inc. | Real-time or near real-time streaming |
| US8880633B2 (en) * | 2010-12-17 | 2014-11-04 | Akamai Technologies, Inc. | Proxy server with byte-based include interpreter |
| US9247312B2 (en) | 2011-01-05 | 2016-01-26 | Sonic Ip, Inc. | Systems and methods for encoding source media in matroska container files for adaptive bitrate streaming using hypertext transfer protocol |
| US8856283B2 (en) | 2011-06-03 | 2014-10-07 | Apple Inc. | Playlists for real-time or near real-time streaming |
| US8843586B2 (en) * | 2011-06-03 | 2014-09-23 | Apple Inc. | Playlists for real-time or near real-time streaming |
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