EP3977744A4 - Method and apparatus for lossless still picture and video coding - Google Patents

Method and apparatus for lossless still picture and video coding Download PDF

Info

Publication number
EP3977744A4
EP3977744A4 EP20832816.1A EP20832816A EP3977744A4 EP 3977744 A4 EP3977744 A4 EP 3977744A4 EP 20832816 A EP20832816 A EP 20832816A EP 3977744 A4 EP3977744 A4 EP 3977744A4
Authority
EP
European Patent Office
Prior art keywords
video coding
still picture
lossless still
lossless
picture
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.)
Pending
Application number
EP20832816.1A
Other languages
German (de)
French (fr)
Other versions
EP3977744A1 (en
Inventor
Elena Alexandrovna ALSHINA
Vasily Alexeevich RUFITSKIY
Alexey Konstantinovich FILIPPOV
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP3977744A1 publication Critical patent/EP3977744A1/en
Publication of EP3977744A4 publication Critical patent/EP3977744A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/10—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
    • H04N19/105—Selection 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
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/70—Methods 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)
EP20832816.1A 2019-06-28 2020-06-25 Method and apparatus for lossless still picture and video coding Pending EP3977744A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2019000468 2019-06-28
PCT/RU2020/050135 WO2020263132A1 (en) 2019-06-28 2020-06-25 Method and apparatus for lossless still picture and video coding

Publications (2)

Publication Number Publication Date
EP3977744A1 EP3977744A1 (en) 2022-04-06
EP3977744A4 true EP3977744A4 (en) 2022-07-27

Family

ID=74060732

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20832816.1A Pending EP3977744A4 (en) 2019-06-28 2020-06-25 Method and apparatus for lossless still picture and video coding

Country Status (2)

Country Link
EP (1) EP3977744A4 (en)
WO (1) WO2020263132A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4022901A4 (en) * 2019-08-31 2022-11-23 Huawei Technologies Co., Ltd. Method and apparatus of still picture and video coding with shape-adaptive resampling of residual blocks

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015142556A2 (en) * 2014-03-16 2015-09-24 Vid Scale, Inc. Method and apparatus for the signaling of lossless video coding

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11184623B2 (en) * 2011-09-26 2021-11-23 Texas Instruments Incorporated Method and system for lossless coding mode in video coding
US20130294524A1 (en) * 2012-05-04 2013-11-07 Qualcomm Incorporated Transform skipping and lossless coding unification
US9706200B2 (en) * 2012-06-18 2017-07-11 Qualcomm Incorporated Unification of signaling lossless coding mode and pulse code modulation (PCM) mode in video coding
PT3122048T (en) * 2012-09-26 2018-04-20 Velos Media Int Ltd Image coding method and image coding device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015142556A2 (en) * 2014-03-16 2015-09-24 Vid Scale, Inc. Method and apparatus for the signaling of lossless video coding

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ESENLIK (HUAWEI) S ET AL: "Non-CE4: Geometrical partitioning for inter blocks", no. JVET-O0489 ; m48614, 27 June 2019 (2019-06-27), XP030219716, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0489-v2.zip JVET-N1001-v5-JVET-N0489.docx> [retrieved on 20190627] *
JOSHI R ET AL: "Interaction between pcm_flag and cu_transquant_bypass_flag", 101. MPEG MEETING; 16-7-2012 - 20-7-2012; STOCKHOLM; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. m25605, 3 July 2012 (2012-07-03), XP030053939 *
See also references of WO2020263132A1 *
XIU (INTERDIGITAL) X ET AL: "Rext HLS: on lossless coding", no. JCTVC-Q0106, 27 March 2014 (2014-03-27), XP030239637, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jct/doc_end_user/documents/17_Valencia/wg11/JCTVC-Q0106-v3.zip JCTVC-Q0106 slides.pdf> [retrieved on 20140327] *

Also Published As

Publication number Publication date
WO2020263132A1 (en) 2020-12-30
EP3977744A1 (en) 2022-04-06

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