EP4022931A4 - Apparatus and method for performing deblocking - Google Patents

Apparatus and method for performing deblocking Download PDF

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Publication number
EP4022931A4
EP4022931A4 EP20870065.8A EP20870065A EP4022931A4 EP 4022931 A4 EP4022931 A4 EP 4022931A4 EP 20870065 A EP20870065 A EP 20870065A EP 4022931 A4 EP4022931 A4 EP 4022931A4
Authority
EP
European Patent Office
Prior art keywords
performing deblocking
deblocking
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
EP20870065.8A
Other languages
German (de)
French (fr)
Other versions
EP4022931A1 (en
Inventor
Jeeva Raj A
Sagar KOTECHA
Shailesh Ramamurthy
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 EP4022931A1 publication Critical patent/EP4022931A1/en
Publication of EP4022931A4 publication Critical patent/EP4022931A4/en
Pending legal-status Critical Current

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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
    • H04N19/85—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP20870065.8A 2019-09-23 2020-09-21 Apparatus and method for performing deblocking Pending EP4022931A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201931038249 2019-09-23
PCT/CN2020/116356 WO2021057629A1 (en) 2019-09-23 2020-09-21 Apparatus and method for performing deblocking

Publications (2)

Publication Number Publication Date
EP4022931A1 EP4022931A1 (en) 2022-07-06
EP4022931A4 true EP4022931A4 (en) 2023-01-04

Family

ID=75166749

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20870065.8A Pending EP4022931A4 (en) 2019-09-23 2020-09-21 Apparatus and method for performing deblocking

Country Status (2)

Country Link
EP (1) EP4022931A4 (en)
WO (1) WO2021057629A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024017004A1 (en) * 2022-07-22 2024-01-25 Mediatek Inc. Reference list reordering in video coding
CN116320467B (en) * 2023-05-19 2023-07-25 山东中科冶金矿山机械有限公司 Geological survey data compression storage method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130101031A1 (en) * 2011-10-25 2013-04-25 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
US20130259120A1 (en) * 2012-04-03 2013-10-03 Qualcomm Incorporated Quantization matrix and deblocking filter adjustments for video coding

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8629937B1 (en) * 2012-07-25 2014-01-14 Vixs Systems, Inc Motion adaptive filter and deinterlacer and methods for use therewith
US9872044B2 (en) * 2013-05-15 2018-01-16 Texas Instruments Incorporated Optimized edge order for de-blocking filter
WO2018171888A1 (en) * 2017-03-23 2018-09-27 Huawei Technologies Co., Ltd. Apparatus and method for de-blocking filtering
US20210329266A1 (en) * 2018-01-10 2021-10-21 Telefonaktiebolaget Lm Ericsson (Publ) Determining filter length for deblocking during encoding and/or decoding of video

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130101031A1 (en) * 2011-10-25 2013-04-25 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
US20130259120A1 (en) * 2012-04-03 2013-10-03 Qualcomm Incorporated Quantization matrix and deblocking filter adjustments for video coding

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
"Test Model 4 of Versatile Video Coding (VTM 3)", no. n18275, 24 March 2019 (2019-03-24), XP030212829, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/125_Marrakech/wg11/w18275-v2-w18275.zip w18275.docx> [retrieved on 20190324] *
ANDERSSON K ET AL: "Non-CE5: Deblocking based on DMVR refined motion", no. m48250, 20 June 2019 (2019-06-20), XP030205457, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/127_Gothenburg/wg11/m48250-JVET-O0158-v1-JVET-O0158.zip JVET-N1001-v8_clean_JVET-O0158.docx> [retrieved on 20190620] *
JEEVA RAJ ARUMUGAM (ITTIAM) ET AL: "Non CE5: DMVR internal edge deblocking without using refined MVs", no. JVET-P0306 ; m50271, 1 October 2019 (2019-10-01), XP030216886, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P0306-v4.zip JVET-P0306-v4/JVET-P0306-v4.docx> [retrieved on 20191001] *
See also references of WO2021057629A1 *

Also Published As

Publication number Publication date
WO2021057629A1 (en) 2021-04-01
EP4022931A1 (en) 2022-07-06

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