FR2927758B1 - METHOD AND DEVICE FOR ENCODING-DECODING SUCCESSIVE VIDEO PICTURES ACCORDING TO A MAIN RESOLUTION MAIN VIDEO STREAM AND ACCORDING TO A SECONDARY VIDEO STREAM IN REDUCED QUALITY - Google Patents

METHOD AND DEVICE FOR ENCODING-DECODING SUCCESSIVE VIDEO PICTURES ACCORDING TO A MAIN RESOLUTION MAIN VIDEO STREAM AND ACCORDING TO A SECONDARY VIDEO STREAM IN REDUCED QUALITY

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Publication number
FR2927758B1
FR2927758B1 FR0850974A FR0850974A FR2927758B1 FR 2927758 B1 FR2927758 B1 FR 2927758B1 FR 0850974 A FR0850974 A FR 0850974A FR 0850974 A FR0850974 A FR 0850974A FR 2927758 B1 FR2927758 B1 FR 2927758B1
Authority
FR
France
Prior art keywords
video stream
main
encoding
reduced quality
decoding successive
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
FR0850974A
Other languages
French (fr)
Other versions
FR2927758A1 (en
Inventor
Aurelien Barre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ateme SA
Original Assignee
Ateme SA
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Filing date
Publication date
Application filed by Ateme SA filed Critical Ateme SA
Priority to FR0850974A priority Critical patent/FR2927758B1/en
Publication of FR2927758A1 publication Critical patent/FR2927758A1/en
Application granted granted Critical
Publication of FR2927758B1 publication Critical patent/FR2927758B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234354—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by altering signal-to-noise ratio parameters, e.g. requantization
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N21/21—Server components or server architectures
    • H04N21/218—Source of audio or video content, e.g. local disk arrays
    • H04N21/21805—Source of audio or video content, e.g. local disk arrays enabling multiple viewpoints, e.g. using a plurality of cameras
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions
    • 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)
FR0850974A 2008-02-15 2008-02-15 METHOD AND DEVICE FOR ENCODING-DECODING SUCCESSIVE VIDEO PICTURES ACCORDING TO A MAIN RESOLUTION MAIN VIDEO STREAM AND ACCORDING TO A SECONDARY VIDEO STREAM IN REDUCED QUALITY Active FR2927758B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0850974A FR2927758B1 (en) 2008-02-15 2008-02-15 METHOD AND DEVICE FOR ENCODING-DECODING SUCCESSIVE VIDEO PICTURES ACCORDING TO A MAIN RESOLUTION MAIN VIDEO STREAM AND ACCORDING TO A SECONDARY VIDEO STREAM IN REDUCED QUALITY

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0850974A FR2927758B1 (en) 2008-02-15 2008-02-15 METHOD AND DEVICE FOR ENCODING-DECODING SUCCESSIVE VIDEO PICTURES ACCORDING TO A MAIN RESOLUTION MAIN VIDEO STREAM AND ACCORDING TO A SECONDARY VIDEO STREAM IN REDUCED QUALITY

Publications (2)

Publication Number Publication Date
FR2927758A1 FR2927758A1 (en) 2009-08-21
FR2927758B1 true FR2927758B1 (en) 2011-08-26

Family

ID=40010839

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0850974A Active FR2927758B1 (en) 2008-02-15 2008-02-15 METHOD AND DEVICE FOR ENCODING-DECODING SUCCESSIVE VIDEO PICTURES ACCORDING TO A MAIN RESOLUTION MAIN VIDEO STREAM AND ACCORDING TO A SECONDARY VIDEO STREAM IN REDUCED QUALITY

Country Status (1)

Country Link
FR (1) FR2927758B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108429911A (en) * 2017-02-15 2018-08-21 上海富瀚微电子股份有限公司 A kind of efficient video coding rate-distortion optimization quantization method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018222974A1 (en) * 2017-06-01 2018-12-06 Comet Technologies, Llc Method and apparatus for morphing multiple video streams into single video stream
US11388455B2 (en) 2016-06-02 2022-07-12 Multimo, Llc Method and apparatus for morphing multiple video streams into single video stream
US11153615B2 (en) * 2016-06-02 2021-10-19 Comet Technologies, Llc Method and apparatus for streaming panoramic video

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1413142A2 (en) * 2001-01-08 2004-04-28 Siemens Aktiengesellschaft Optimal snr scalable video coding
US6925501B2 (en) * 2001-04-17 2005-08-02 General Instrument Corporation Multi-rate transcoder for digital streams
JP4135395B2 (en) * 2002-04-26 2008-08-20 日本電気株式会社 Encoded packet transmission receiving method and apparatus and program thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108429911A (en) * 2017-02-15 2018-08-21 上海富瀚微电子股份有限公司 A kind of efficient video coding rate-distortion optimization quantization method
CN108429911B (en) * 2017-02-15 2020-10-27 上海富瀚微电子股份有限公司 High-efficiency video coding rate distortion optimization quantization method

Also Published As

Publication number Publication date
FR2927758A1 (en) 2009-08-21

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