IN2015DN04041A - - Google Patents

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Publication number
IN2015DN04041A
IN2015DN04041A IN4041DEN2015A IN2015DN04041A IN 2015DN04041 A IN2015DN04041 A IN 2015DN04041A IN 4041DEN2015 A IN4041DEN2015 A IN 4041DEN2015A IN 2015DN04041 A IN2015DN04041 A IN 2015DN04041A
Authority
IN
India
Prior art keywords
picture
reference picture
decoder
encoder
order count
Prior art date
Application number
Other languages
English (en)
Inventor
Jonatan Samuelsson
Rickard Sjöberg
Original Assignee
Ericsson Telefon Ab L M
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
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IN2015DN04041A publication Critical patent/IN2015DN04041A/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/58Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/188Methods 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 a video data packet, e.g. a network abstraction layer [NAL] unit
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
IN4041DEN2015 2013-01-16 2013-12-18 IN2015DN04041A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361753158P 2013-01-16 2013-01-16
PCT/EP2013/077229 WO2014111222A1 (en) 2013-01-16 2013-12-18 Decoder and encoder and methods for coding of a video sequence

Publications (1)

Publication Number Publication Date
IN2015DN04041A true IN2015DN04041A (enExample) 2015-10-02

Family

ID=51209038

Family Applications (1)

Application Number Title Priority Date Filing Date
IN4041DEN2015 IN2015DN04041A (enExample) 2013-01-16 2013-12-18

Country Status (13)

Country Link
US (8) US9300965B2 (enExample)
EP (3) EP3399746B1 (enExample)
JP (1) JP5897236B1 (enExample)
CN (1) CN104937942B (enExample)
DK (1) DK2946556T3 (enExample)
ES (2) ES2609527T3 (enExample)
HU (1) HUE040200T2 (enExample)
IN (1) IN2015DN04041A (enExample)
NZ (1) NZ708943A (enExample)
PL (2) PL2946556T3 (enExample)
PT (2) PT3119089T (enExample)
TR (1) TR201809689T4 (enExample)
WO (1) WO2014111222A1 (enExample)

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WO2013158024A1 (en) * 2012-04-16 2013-10-24 Telefonaktiebolaget L M Ericsson (Publ) Encoder, decoder and methods thereof for video encoding and decoding
US9848199B2 (en) * 2014-03-17 2017-12-19 Qualcomm Incorporated Device and method for scalable coding of video information
US11496761B2 (en) * 2018-06-30 2022-11-08 Sharp Kabushiki Kaisha Systems and methods for signaling picture types of pictures included in coded video
CN110832868A (zh) * 2018-08-31 2020-02-21 深圳市大疆创新科技有限公司 编码方法、解码方法、编码设备和解码设备
EP3895432A4 (en) * 2018-12-10 2022-08-31 Sharp Kabushiki Kaisha SYSTEMS AND METHODS FOR SIGNALING REFERENCE IMAGES IN VIDEO CODING
US10812818B2 (en) * 2018-12-14 2020-10-20 Tencent America LLC Network abstraction unit layer type classes in network abstraction layer unit header
MX2021009024A (es) * 2019-01-28 2021-10-13 Op Solutions Llc Se?alizacion explicita de retencion extendida de imagenes de referencia a largo plazo.
US10986353B2 (en) * 2019-03-15 2021-04-20 Tencent America LLC Decoded picture buffer management for video coding
MX2021015641A (es) * 2019-06-21 2022-02-03 Ericsson Telefon Ab L M Indicacion de cambio ascendente de capa de codificacion de video.
KR102901116B1 (ko) * 2020-05-22 2025-12-17 바이트댄스 아이엔씨 비디오 비트스트림들에서 코딩된 픽처 버퍼 정보의 시그널링
WO2021241963A1 (ko) * 2020-05-27 2021-12-02 엘지전자 주식회사 비디오 또는 영상 코딩 시스템에서의 poc 정보 및 비-참조 픽처 플래그에 기반한 영상 코딩 방법
CN114205615B (zh) * 2021-12-03 2024-02-06 北京达佳互联信息技术有限公司 解码图像缓存区的管理方法和装置

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JP3413720B2 (ja) * 1998-06-26 2003-06-09 ソニー株式会社 画像符号化方法及び装置、並びに画像復号方法及び装置
US20050008240A1 (en) * 2003-05-02 2005-01-13 Ashish Banerji Stitching of video for continuous presence multipoint video conferencing
US20060013318A1 (en) * 2004-06-22 2006-01-19 Jennifer Webb Video error detection, recovery, and concealment
BRPI0718206B1 (pt) * 2006-10-16 2020-10-27 Nokia Technologies Oy método para codificar uma pluralidade de visões de uma cena; método de codificação de uma sequência de bits de vídeo codificada e aparelho
US9648325B2 (en) * 2007-06-30 2017-05-09 Microsoft Technology Licensing, Llc Video decoding implementations for a graphics processing unit
KR101649207B1 (ko) * 2011-08-31 2016-08-19 노키아 테크놀로지스 오와이 멀티뷰 비디오 코딩 및 디코딩을 위한 방법, 장치 및 컴퓨터 프로그램
US9237356B2 (en) * 2011-09-23 2016-01-12 Qualcomm Incorporated Reference picture list construction for video coding
US20130089152A1 (en) * 2011-10-05 2013-04-11 Qualcomm Incorporated Signaling picture identification for video coding
US20130094774A1 (en) * 2011-10-13 2013-04-18 Sharp Laboratories Of America, Inc. Tracking a reference picture based on a designated picture on an electronic device
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US10003817B2 (en) * 2011-11-07 2018-06-19 Microsoft Technology Licensing, Llc Signaling of state information for a decoded picture buffer and reference picture lists
KR102219082B1 (ko) * 2011-11-11 2021-02-23 엘지전자 주식회사 영상 정보 전송 방법 및 장치와 이를 이용한 복호화 방법 및 장치
US9432665B2 (en) * 2011-12-02 2016-08-30 Qualcomm Incorporated Coding least significant bits of picture order count values identifying long-term reference pictures
KR102072831B1 (ko) * 2011-12-16 2020-02-03 벨로스 미디어 인터내셔널 리미티드 동화상 부호화 방법, 동화상 부호화 장치, 동화상 복호 방법, 동화상 복호 장치, 및 동화상 부호화 복호장치
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Also Published As

Publication number Publication date
CN104937942A (zh) 2015-09-23
US20230421805A1 (en) 2023-12-28
EP3119089B1 (en) 2018-06-27
US11284106B2 (en) 2022-03-22
EP2946556A1 (en) 2015-11-25
PL2946556T3 (pl) 2017-04-28
ES2609527T3 (es) 2017-04-20
HUE040200T2 (hu) 2019-02-28
JP5897236B1 (ja) 2016-03-30
US20240364922A1 (en) 2024-10-31
TR201809689T4 (tr) 2018-07-23
US9300965B2 (en) 2016-03-29
US20160156927A1 (en) 2016-06-02
US12069298B2 (en) 2024-08-20
WO2014111222A1 (en) 2014-07-24
PT3119089T (pt) 2018-08-03
US20200036999A1 (en) 2020-01-30
US20180270505A1 (en) 2018-09-20
CN104937942B (zh) 2016-09-07
US10999600B2 (en) 2021-05-04
PL3119089T3 (pl) 2018-11-30
NZ708943A (en) 2018-12-21
US11818392B2 (en) 2023-11-14
EP3399746B1 (en) 2019-08-07
US10477239B2 (en) 2019-11-12
PT2946556T (pt) 2016-12-30
US20220167007A1 (en) 2022-05-26
JP2016511952A (ja) 2016-04-21
EP2946556B1 (en) 2016-10-12
EP3399746A1 (en) 2018-11-07
US20150208064A1 (en) 2015-07-23
EP3119089A1 (en) 2017-01-18
US9998758B2 (en) 2018-06-12
DK2946556T3 (en) 2017-01-23
ES2687768T3 (es) 2018-10-29
US20210227255A1 (en) 2021-07-22

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