EP4005205A4 - Signaling of subpicture structures - Google Patents

Signaling of subpicture structures Download PDF

Info

Publication number
EP4005205A4
EP4005205A4 EP20863420.4A EP20863420A EP4005205A4 EP 4005205 A4 EP4005205 A4 EP 4005205A4 EP 20863420 A EP20863420 A EP 20863420A EP 4005205 A4 EP4005205 A4 EP 4005205A4
Authority
EP
European Patent Office
Prior art keywords
subpicture
signaling
structures
subpicture structures
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
EP20863420.4A
Other languages
German (de)
French (fr)
Other versions
EP4005205A1 (en
Inventor
Chih-Wei Hsu
Lulin Chen
Yu-Wen Huang
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.)
HFI Innovation Inc
Original Assignee
HFI Innovation 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
Priority claimed from US17/016,257 external-priority patent/US11284077B2/en
Application filed by HFI Innovation Inc filed Critical HFI Innovation Inc
Publication of EP4005205A1 publication Critical patent/EP4005205A1/en
Publication of EP4005205A4 publication Critical patent/EP4005205A4/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
    • H04N19/70—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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/169—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
    • 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
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/60—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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H04N19/865—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness with detection of the former encoding block subdivision in decompressed video

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
EP20863420.4A 2019-09-10 2020-09-10 Signaling of subpicture structures Pending EP4005205A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962898127P 2019-09-10 2019-09-10
US201962898620P 2019-09-11 2019-09-11
US17/016,257 US11284077B2 (en) 2019-09-10 2020-09-09 Signaling of subpicture structures
PCT/CN2020/114508 WO2021047590A1 (en) 2019-09-10 2020-09-10 Signaling of subpicture structures

Publications (2)

Publication Number Publication Date
EP4005205A1 EP4005205A1 (en) 2022-06-01
EP4005205A4 true EP4005205A4 (en) 2023-08-30

Family

ID=74866107

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20863420.4A Pending EP4005205A4 (en) 2019-09-10 2020-09-10 Signaling of subpicture structures

Country Status (6)

Country Link
EP (1) EP4005205A4 (en)
KR (1) KR20220045231A (en)
CN (1) CN114375579A (en)
MX (1) MX2022002854A (en)
TW (1) TWI750802B (en)
WO (1) WO2021047590A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210044838A1 (en) * 2019-08-08 2021-02-11 Mediatek Singapore Pte. Ltd. Video coding with subpictures

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10244246B2 (en) * 2012-02-02 2019-03-26 Texas Instruments Incorporated Sub-pictures for pixel rate balancing on multi-core platforms
WO2016203881A1 (en) * 2015-06-18 2016-12-22 シャープ株式会社 Arithmetic decoding device and arithmetic coding device
WO2018221368A1 (en) * 2017-05-31 2018-12-06 シャープ株式会社 Moving image decoding device, and moving image encoding device
EP3422724B1 (en) * 2017-06-26 2024-05-01 Nokia Technologies Oy An apparatus, a method and a computer program for omnidirectional video
CN109587478B (en) * 2017-09-29 2023-03-31 华为技术有限公司 Media information processing method and device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210044838A1 (en) * 2019-08-08 2021-02-11 Mediatek Singapore Pte. Ltd. Video coding with subpictures

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
BROSS B ET AL: "High Efficiency Video Coding (HEVC) text specification draft 6", no. JCTVC-H1003, 2 April 2012 (2012-04-02), XP030233254, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jct/doc_end_user/documents/8_San%20Jose/wg11/JCTVC-H1003-v22.zip JCTVC-H1003_dK.doc> [retrieved on 20120402] *
CHRISTIAN FELDMANN ET AL: "Efficient Stream-Reassembling for Video Conferencing Applications using Tiles in HEVC", MMEDIA 2013 : THE FIFTH INTERNATIONAL CONFERENCES ON ADVANCES IN MULTIMEDIA - VENEZIA, ITALY, 21 April 2013 (2013-04-21), pages 130 - 135, XP055289650, ISBN: 978-1-61208-265-3, Retrieved from the Internet <URL:https://www.thinkmind.org/download.php?articleid=mmedia_2013_6_30_40108> [retrieved on 20160719] *
DESHPANDE (SHARP) S: "BoG Report on Coded Picture Regions", no. JVET-N0754, 27 March 2019 (2019-03-27), XP030205120, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N0754-v12.zip JVET-N0754-v12.docx> [retrieved on 20190327] *
HE (INTERDIGITAL) Y ET AL: "AHG12: On top-to-bottom tile partitioning", no. JVET-N0066, 13 March 2019 (2019-03-13), XP030202792, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N0066-v1.zip JVET-N0066.docx> [retrieved on 20190313] *
See also references of WO2021047590A1 *
Y-K WANG (HUAWEI) ET AL: "AHG12: Sub-picture based video coding", no. JVET-N0107, 12 March 2019 (2019-03-12), XP030202631, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N0107-v1.zip JVET-N0107-v1.docx> [retrieved on 20190312] *

Also Published As

Publication number Publication date
TW202116068A (en) 2021-04-16
CN114375579A (en) 2022-04-19
TWI750802B (en) 2021-12-21
WO2021047590A1 (en) 2021-03-18
MX2022002854A (en) 2023-04-14
EP4005205A1 (en) 2022-06-01
KR20220045231A (en) 2022-04-12

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