KR20090045882A - 패킷 기반 비디오 브로드캐스트 시스템의 영상 복잡도 계산 - Google Patents

패킷 기반 비디오 브로드캐스트 시스템의 영상 복잡도 계산 Download PDF

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Publication number
KR20090045882A
KR20090045882A KR1020087003308A KR20087003308A KR20090045882A KR 20090045882 A KR20090045882 A KR 20090045882A KR 1020087003308 A KR1020087003308 A KR 1020087003308A KR 20087003308 A KR20087003308 A KR 20087003308A KR 20090045882 A KR20090045882 A KR 20090045882A
Authority
KR
South Korea
Prior art keywords
video
bandwidth
complexity
video stream
individual sections
Prior art date
Application number
KR1020087003308A
Other languages
English (en)
Korean (ko)
Inventor
프라빈 에이. 모한다스
Original Assignee
시미트리콤 인코퍼레이티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US11/456,505 external-priority patent/US8107540B2/en
Application filed by 시미트리콤 인코퍼레이티드 filed Critical 시미트리콤 인코퍼레이티드
Publication of KR20090045882A publication Critical patent/KR20090045882A/ko

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Classifications

    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • 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
    • H04N21/4347—Demultiplexing of several video streams
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/2365—Multiplexing of several video streams
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/2365—Multiplexing of several video streams
    • H04N21/23655—Statistical multiplexing, e.g. by controlling the encoder to alter its bitrate to optimize the bandwidth utilization
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
    • H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
KR1020087003308A 2006-07-10 2006-07-12 패킷 기반 비디오 브로드캐스트 시스템의 영상 복잡도 계산 KR20090045882A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/456,505 2006-07-10
US11/456,505 US8107540B2 (en) 2005-07-11 2006-07-10 Image complexity computation in packet based video broadcast systems

Publications (1)

Publication Number Publication Date
KR20090045882A true KR20090045882A (ko) 2009-05-08

Family

ID=39521222

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020087003308A KR20090045882A (ko) 2006-07-10 2006-07-12 패킷 기반 비디오 브로드캐스트 시스템의 영상 복잡도 계산

Country Status (8)

Country Link
EP (1) EP2039172A4 (fr)
JP (1) JP2009543513A (fr)
KR (1) KR20090045882A (fr)
CN (1) CN101502112A (fr)
BR (1) BRPI0614591A2 (fr)
CA (1) CA2622548A1 (fr)
MX (1) MX2008014372A (fr)
WO (1) WO2008127217A2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2383999A1 (fr) * 2010-04-29 2011-11-02 Irdeto B.V. Contrôle d'une diffusion adaptative de contenu numérique
US8997160B2 (en) * 2010-12-06 2015-03-31 Netflix, Inc. Variable bit video streams for adaptive streaming
US9125073B2 (en) * 2012-08-03 2015-09-01 Intel Corporation Quality-aware adaptive streaming over hypertext transfer protocol using quality attributes in manifest file
EP3742739B1 (fr) * 2019-05-22 2021-04-14 Axis AB Procédé et dispositifs de codage et de diffusion en continu d'une séquence vidéo sur une pluralité de connexions réseau
CN113360094B (zh) * 2021-06-04 2022-11-01 重庆紫光华山智安科技有限公司 数据预测方法和装置、电子设备及存储介质
WO2023233631A1 (fr) * 2022-06-02 2023-12-07 日本電信電話株式会社 Dispositif d'estimation de qualité vidéo, procédé d'estimation de qualité vidéo et programme

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5018215A (en) * 1990-03-23 1991-05-21 Honeywell Inc. Knowledge and model based adaptive signal processor
US6310915B1 (en) * 1998-11-20 2001-10-30 Harmonic Inc. Video transcoder with bitstream look ahead for rate control and statistical multiplexing

Also Published As

Publication number Publication date
MX2008014372A (es) 2008-11-24
EP2039172A2 (fr) 2009-03-25
BRPI0614591A2 (pt) 2012-01-24
CN101502112A (zh) 2009-08-05
JP2009543513A (ja) 2009-12-03
WO2008127217A2 (fr) 2008-10-23
WO2008127217A3 (fr) 2009-04-16
CA2622548A1 (fr) 2008-01-10
EP2039172A4 (fr) 2011-04-13

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