JP7551225B2 - ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム - Google Patents

ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム Download PDF

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JP7551225B2
JP7551225B2 JP2021562365A JP2021562365A JP7551225B2 JP 7551225 B2 JP7551225 B2 JP 7551225B2 JP 2021562365 A JP2021562365 A JP 2021562365A JP 2021562365 A JP2021562365 A JP 2021562365A JP 7551225 B2 JP7551225 B2 JP 7551225B2
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JP2022531117A (ja
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ビョンドゥ・チェ
シャン・リュウ
ステファン・ヴェンガー
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Tencent America LLC
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    • 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
    • H04N19/127—Prioritisation of hardware or computational resources
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/42—Methods 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
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
JP2021562365A 2020-03-31 2021-02-15 ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム Active JP7551225B2 (ja)

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JP2023118496A JP7723044B2 (ja) 2020-03-31 2023-07-20 ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム
JP2025127647A JP2025156439A (ja) 2020-03-31 2025-07-30 ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム

Applications Claiming Priority (5)

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US202063003112P 2020-03-31 2020-03-31
US63/003,112 2020-03-31
US17/087,865 US11722656B2 (en) 2020-03-31 2020-11-03 Method for output layer set mode
US17/087,865 2020-11-03
PCT/US2021/018099 WO2021202000A1 (en) 2020-03-31 2021-02-15 Method for output layer set mode

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JP2022531117A JP2022531117A (ja) 2022-07-06
JPWO2021202000A5 JPWO2021202000A5 (enExample) 2024-07-04
JP7551225B2 true JP7551225B2 (ja) 2024-09-17

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JP2023118496A Active JP7723044B2 (ja) 2020-03-31 2023-07-20 ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム
JP2025127647A Pending JP2025156439A (ja) 2020-03-31 2025-07-30 ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム

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JP2025127647A Pending JP2025156439A (ja) 2020-03-31 2025-07-30 ビデオデータをコーディングするための方法、装置、およびコンピュータプログラム

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US (3) US11722656B2 (enExample)
EP (2) EP4614978A3 (enExample)
JP (3) JP7551225B2 (enExample)
KR (2) KR102820410B1 (enExample)
CN (2) CN119135885A (enExample)
AU (3) AU2021249201B2 (enExample)
CA (1) CA3137815A1 (enExample)
SG (1) SG11202111749RA (enExample)
WO (1) WO2021202000A1 (enExample)

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KR20220162742A (ko) * 2020-03-30 2022-12-08 엘지전자 주식회사 Sps 내 ptl, dpb 및 hrd 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
WO2021210841A1 (ko) * 2020-04-16 2021-10-21 엘지전자 주식회사 비디오 또는 영상 코딩 시스템에서의 픽처 헤더에 포함된 정보에 기반한 영상 코딩 방법

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ES2702704T3 (es) 2006-10-16 2019-03-05 Nokia Technologies Oy Sistema y procedimiento para implementar una administración eficiente de memoria intermedia decodificada en codificación de video de vistas múltiples
US20140301463A1 (en) 2013-04-05 2014-10-09 Nokia Corporation Method and apparatus for video coding and decoding
EP3058747B1 (en) 2013-10-15 2019-11-20 Nokia Technologies Oy Scalable video encoding and decoding using syntax element
EP3092806A4 (en) 2014-01-07 2017-08-23 Nokia Technologies Oy Method and apparatus for video coding and decoding
US20170134742A1 (en) 2014-06-18 2017-05-11 Sharp Kabushiki Kaisha Slice type and decoder conformance

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Title
Ｂｅｎｊａｍｉｎ Ｂｒｏｓｓ， Ｊｉａｎｌｅ Ｃｈｅｎ， ａｎｄ Ｓｈａｎ Ｌｉｕ， Ｖｅｒｓａｔｉｌｅ Ｖｉｄｅｏ Ｃｏｄｉｎｇ （Ｄｒａｆｔ ６）， Ｊｏｉｎｔ Ｖｉｄｅｏ Ｅｘｐｅｒｔｓ Ｔｅａｍ （ＪＶＥＴ） ｏｆ ＩＴＵ－Ｔ ＳＧ １６ ＷＰ ３ ａｎｄ ＩＳＯ／ＩＥＣ ＪＴＣ １／ＳＣ ２９／ＷＧ １１， ＪＶＥＴ－Ｏ２００１ （ｖｅｒｓｉｏｎ １４）， １５ｔｈ Ｍｅｅｔｉｎｇ： Ｇｏｔｈｅｎｂｕｒｇ， ＳＥ， ２０１９年０７月３１日， ｐｐ．５０－５４，１２０－１２９，１５３－１５５
Ｂｅｎｊａｍｉｎ Ｂｒｏｓｓ， Ｊｉａｎｌｅ Ｃｈｅｎ， Ｓｈａｎ Ｌｉｕ， ａｎｄ Ｙｅ－Ｋｕｉ Ｗａｎｇ， Ｖｅｒｓａｔｉｌｅ Ｖｉｄｅｏ Ｃｏｄｉｎｇ （Ｄｒａｆｔ ８）， Ｊｏｉｎｔ Ｖｉｄｅｏ Ｅｘｐｅｒｔｓ Ｔｅａｍ （ＪＶＥＴ） ｏｆ ＩＴＵ－Ｔ ＳＧ １６ ＷＰ ３ ａｎｄ ＩＳＯ／ＩＥＣ ＪＴＣ １／ＳＣ ２９／ＷＧ １１， ＪＶＥＴ－Ｑ２００１ （ｖｅｒｓｉｏｎ １５）， １７ｔｈ Ｍｅｅｔｉｎｇ： Ｂｒｕｓｓｅｌｓ， ＢＥ， ２０２０年０３月１２日， ｐｐ．４７－５０，１１９－１２６，１７２－１７４

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CN119135885A (zh) 2024-12-13
KR20250088789A (ko) 2025-06-17
KR102820410B1 (ko) 2025-06-16
EP4614978A3 (en) 2025-11-19
AU2023203222B2 (en) 2025-05-08
US20230388487A1 (en) 2023-11-30
JP2022531117A (ja) 2022-07-06
US20210314558A1 (en) 2021-10-07
EP4614978A2 (en) 2025-09-10
US20240414322A1 (en) 2024-12-12
EP3939168C0 (en) 2025-08-27
AU2021249201A1 (en) 2021-11-25
EP3939168B1 (en) 2025-08-27
WO2021202000A1 (en) 2021-10-07
AU2025213683A1 (en) 2025-08-28
AU2023203222A1 (en) 2023-06-15
JP7723044B2 (ja) 2025-08-13
SG11202111749RA (en) 2021-11-29
CN114270715B (zh) 2024-07-23
EP3939168A1 (en) 2022-01-19
CA3137815A1 (en) 2021-10-07
AU2021249201B2 (en) 2023-02-23
JP2023129535A (ja) 2023-09-14
US11722656B2 (en) 2023-08-08
EP3939168A4 (en) 2022-07-20
US12095985B2 (en) 2024-09-17
KR20210144879A (ko) 2021-11-30
CN114270715A (zh) 2022-04-01
JP2025156439A (ja) 2025-10-14

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