[go: up one dir, main page]

EP3915251A4 - SIZE DEPENDENT INTERCODING - Google Patents

SIZE DEPENDENT INTERCODING Download PDF

Info

Publication number
EP3915251A4
EP3915251A4 EP20766860.9A EP20766860A EP3915251A4 EP 3915251 A4 EP3915251 A4 EP 3915251A4 EP 20766860 A EP20766860 A EP 20766860A EP 3915251 A4 EP3915251 A4 EP 3915251A4
Authority
EP
European Patent Office
Prior art keywords
intercoding
size dependent
dependent
size
dependent intercoding
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
EP20766860.9A
Other languages
German (de)
French (fr)
Other versions
EP3915251A1 (en
Inventor
Kai Zhang
Li Zhang
Hongbin Liu
Jizheng Xu
Yue Wang
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.)
Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
Original Assignee
Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
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 Beijing ByteDance Network Technology Co Ltd, ByteDance Inc filed Critical Beijing ByteDance Network Technology Co Ltd
Priority claimed from PCT/CN2020/078108 external-priority patent/WO2020177756A1/en
Publication of EP3915251A1 publication Critical patent/EP3915251A1/en
Publication of EP3915251A4 publication Critical patent/EP3915251A4/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
    • H04N19/102—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP20766860.9A 2019-03-06 2020-03-06 SIZE DEPENDENT INTERCODING Pending EP3915251A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2019077179 2019-03-06
PCT/CN2020/078108 WO2020177756A1 (en) 2019-03-06 2020-03-06 Size dependent inter coding

Publications (2)

Publication Number Publication Date
EP3915251A1 EP3915251A1 (en) 2021-12-01
EP3915251A4 true EP3915251A4 (en) 2022-03-16

Family

ID=78124310

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20766860.9A Pending EP3915251A4 (en) 2019-03-06 2020-03-06 SIZE DEPENDENT INTERCODING

Country Status (4)

Country Link
EP (1) EP3915251A4 (en)
JP (1) JP7192145B2 (en)
KR (1) KR102747568B1 (en)
CN (1) CN113545038B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020084476A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Sub-block based prediction
CN111436229B (en) 2018-11-12 2024-06-28 北京字节跳动网络技术有限公司 Bandwidth Control Method for Inter-frame Prediction
WO2020103872A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Prediction refinement for combined inter intra prediction mode
CN121151545A (en) * 2019-06-14 2025-12-16 Lg电子株式会社 Decoding device, encoding device, and image data transmitting device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015192353A1 (en) * 2014-06-19 2015-12-23 Microsoft Technology Licensing, Llc Unified intra block copy and inter prediction modes
US20180295385A1 (en) * 2015-06-10 2018-10-11 Samsung Electronics Co., Ltd. Method and apparatus for encoding or decoding image using syntax signaling for adaptive weight prediction

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130195188A1 (en) * 2012-01-26 2013-08-01 Panasonic Corporation Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus
US9591312B2 (en) * 2012-04-17 2017-03-07 Texas Instruments Incorporated Memory bandwidth reduction for motion compensation in video coding
JPWO2015056719A1 (en) * 2013-10-16 2017-03-09 シャープ株式会社 Image decoding apparatus and image encoding apparatus
US10327001B2 (en) * 2014-06-19 2019-06-18 Qualcomm Incorporated Systems and methods for intra-block copy
US9918105B2 (en) * 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
US10200713B2 (en) * 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
CA2993104C (en) * 2015-07-27 2021-03-02 Mediatek, Inc. Method of system for video coding using intra block copy mode
EP3301920A1 (en) * 2016-09-30 2018-04-04 Thomson Licensing Method and apparatus for coding/decoding omnidirectional video

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015192353A1 (en) * 2014-06-19 2015-12-23 Microsoft Technology Licensing, Llc Unified intra block copy and inter prediction modes
US20180295385A1 (en) * 2015-06-10 2018-10-11 Samsung Electronics Co., Ltd. Method and apparatus for encoding or decoding image using syntax signaling for adaptive weight prediction

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
GARY J. SULLIVAN ET AL: "Overview of the High Efficiency Video Coding (HEVC) Standard", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, vol. 22, no. 12, 1 December 2012 (2012-12-01), USA, pages 1649 - 1668, XP055388661, ISSN: 1051-8215, DOI: 10.1109/TCSVT.2012.2221191 *
LI (PANASONIC) J ET AL: "AHG5: Reduction of worst case memory bandwidth", no. JVET-L0122, 5 October 2018 (2018-10-05), XP030194935, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0122-v2.zip JVET-L0122.pdf> [retrieved on 20181005] *
See also references of WO2020177756A1 *

Also Published As

Publication number Publication date
CN113545038B (en) 2023-10-24
KR20210131347A (en) 2021-11-02
EP3915251A1 (en) 2021-12-01
JP7192145B2 (en) 2022-12-19
CN113545038A (en) 2021-10-22
JP2022522149A (en) 2022-04-14
KR102747568B1 (en) 2024-12-27

Similar Documents

Publication Publication Date Title
EP3994692C0 (en) COMPUTE-IN-MEMORY BITZEL
EP3833739A4 (en) AKKOMANSIA MUCINIPHILA
EP3919491C0 (en) Act-inhibitor
EP3967649C0 (en) LIPIDNANOPARTICLES
EP3742771C0 (en) M2M-SM-SR- TO -SM-DP-NOTIFICATION
EP3915251A4 (en) SIZE DEPENDENT INTERCODING
EP4034170A4 (en) TGF-BETA-POLYPEPTIDES
EP3975220A4 (en) SHOWBOARD
EP3973348A4 (en) VISIO-HEADS
EP3957391C0 (en) STIR-ERS
EP4082837A4 (en) ROOFBOX
EP3965638C0 (en) VAGINALSPECULUM
EP3962498A4 (en) POLYTHERAPIES
DK3738452T3 (en) EVAMPER
EP3682831C0 (en) CRYOAPPLICATOR
EP3912517C0 (en) MOLDURA
EP3647426A4 (en) MERGER PROTEIN
EP4063289C0 (en) KRONKAPSEL
EP4011930A4 (en) PREPREGNATED
DE202019004111U8 (en) Weichenstellvorichtung
EP3990820A4 (en) CRYOSPHERE
EP4051872C0 (en) PRE-ANCHORING
EP3934483A4 (en) YOGHOOKER
IT201900020430A1 (en) Expositor
ES1243687Y (en) SALMOREJO

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210824

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20220216

RIC1 Information provided on ipc code assigned before grant

Ipc: H04N 19/00 20140101AFI20220210BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20240415