PL3925213T3 - Ograniczenia obrazu typu mieszanych jednostek nal - Google Patents

Ograniczenia obrazu typu mieszanych jednostek nal

Info

Publication number
PL3925213T3
PL3925213T3 PL20771048.4T PL20771048T PL3925213T3 PL 3925213 T3 PL3925213 T3 PL 3925213T3 PL 20771048 T PL20771048 T PL 20771048T PL 3925213 T3 PL3925213 T3 PL 3925213T3
Authority
PL
Poland
Prior art keywords
nal units
units image
mixed nal
limitations
image limitations
Prior art date
Application number
PL20771048.4T
Other languages
English (en)
Inventor
Ye-Kui Wang
Fnu HENDRY
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 PL3925213T3 publication Critical patent/PL3925213T3/pl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/597Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/172Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/188Methods 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 video data packet, e.g. a network abstraction layer [NAL] unit
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189Methods 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
    • H04N19/196Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • H04N19/43Hardware specially adapted for motion estimation or compensation
    • H04N19/433Hardware specially adapted for motion estimation or compensation characterised by techniques for memory access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL20771048.4T 2019-03-11 2020-03-11 Ograniczenia obrazu typu mieszanych jednostek nal PL3925213T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962816749P 2019-03-11 2019-03-11
US201962832132P 2019-04-10 2019-04-10
PCT/US2020/022137 WO2020185923A1 (en) 2019-03-11 2020-03-11 Mixed nal unit type picture constraints

Publications (1)

Publication Number Publication Date
PL3925213T3 true PL3925213T3 (pl) 2024-02-12

Family

ID=72426929

Family Applications (2)

Application Number Title Priority Date Filing Date
PL20770118.6T PL3925212T3 (pl) 2019-03-11 2020-03-11 Obrazy z mieszanymi typami jednostek nal
PL20771048.4T PL3925213T3 (pl) 2019-03-11 2020-03-11 Ograniczenia obrazu typu mieszanych jednostek nal

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL20770118.6T PL3925212T3 (pl) 2019-03-11 2020-03-11 Obrazy z mieszanymi typami jednostek nal

Country Status (15)

Country Link
US (4) US12192490B2 (pl)
EP (5) EP4712483A3 (pl)
JP (8) JP7322169B2 (pl)
KR (4) KR102662352B1 (pl)
CN (9) CN115550659B (pl)
AU (3) AU2020234831B2 (pl)
CA (1) CA3133079C (pl)
DK (2) DK3925213T5 (pl)
ES (2) ES2972701T3 (pl)
FI (2) FI3925212T3 (pl)
HU (2) HUE063045T4 (pl)
MX (4) MX2021011021A (pl)
PL (2) PL3925212T3 (pl)
PT (2) PT3925213T (pl)
WO (2) WO2020185923A1 (pl)

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US11533499B2 (en) * 2020-03-31 2022-12-20 Tencent America LLC Method for signaling mixed NAL unit type and subpicture partitioning in coded video stream
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CN115550659B (zh) 2019-03-11 2025-05-06 华为技术有限公司 在一个图像内支持混合nal单元类型的编码方法及编码器
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WO2021188801A1 (en) * 2020-03-20 2021-09-23 Bytedance Inc. Coding of neighboring subpictures

Also Published As

Publication number Publication date
FI3925213T3 (fi) 2023-10-10
US20250088646A1 (en) 2025-03-13
KR102662351B1 (ko) 2024-04-29
MX2021011048A (es) 2021-11-12
KR20210130813A (ko) 2021-11-01
FI3925213T5 (fi) 2024-02-05
EP3925213B1 (en) 2023-09-20
AU2024200437A1 (en) 2024-02-08
JP2025015541A (ja) 2025-01-30
AU2024200437B2 (en) 2024-12-12
CN114007072B (zh) 2022-07-19
HUE063045T2 (hu) 2023-12-28
MX2021011021A (es) 2021-11-12
JP2025156376A (ja) 2025-10-14
WO2020185922A1 (en) 2020-09-17
KR102662352B1 (ko) 2024-04-29
CN115550659A (zh) 2022-12-30
PT3925213T (pt) 2023-11-03
US20250330623A1 (en) 2025-10-23
JP2023138575A (ja) 2023-10-02
CN115733984A (zh) 2023-03-03
JP2022525328A (ja) 2022-05-12
WO2020185923A1 (en) 2020-09-17
KR20210132195A (ko) 2021-11-03
EP3925212B1 (en) 2023-12-27
EP4712483A2 (en) 2026-03-18
JP7715905B2 (ja) 2025-07-30
AU2025201763A1 (en) 2025-04-03
EP3925213B9 (en) 2024-01-03
CN114007071A (zh) 2022-02-01
MX2024011496A (es) 2024-09-26
FI3925212T3 (fi) 2024-03-06
JP2023153159A (ja) 2023-10-17
JP2022525329A (ja) 2022-05-12
JP7322170B2 (ja) 2023-08-07
EP4307680A2 (en) 2024-01-17
AU2020234831B2 (en) 2023-11-23
US12363324B2 (en) 2025-07-15
BR112021017889A2 (pt) 2021-12-07
EP4307680A3 (en) 2024-03-20
JP2025172061A (ja) 2025-11-20
AU2020234831A1 (en) 2021-10-14
CN114007071B (zh) 2022-07-29
PL3925212T3 (pl) 2024-04-22
CN113615170A (zh) 2021-11-05
CN113940062A (zh) 2022-01-14
DK3925213T3 (da) 2023-10-09
EP4246980A3 (en) 2023-12-27
JP7575543B2 (ja) 2024-10-29
CN115022640A (zh) 2022-09-06
HUE065459T2 (hu) 2024-05-28
CN119383351A (zh) 2025-01-28
ES2972701T3 (es) 2024-06-14
DK3925212T3 (da) 2024-03-04
US12192490B2 (en) 2025-01-07
EP4307680C0 (en) 2026-01-28
CN115022640B (zh) 2023-04-04
JP7322169B2 (ja) 2023-08-07
CN115442595B (zh) 2023-12-08
EP3925213A1 (en) 2021-12-22
EP4712483A3 (en) 2026-03-25
EP4246980A2 (en) 2023-09-20
EP3925212A1 (en) 2021-12-22
HUE063045T4 (hu) 2024-04-28
JP2025010167A (ja) 2025-01-20
MX2024013303A (es) 2024-12-06
KR20240064016A (ko) 2024-05-10
AU2025201763B2 (en) 2026-04-23
DK3925213T5 (da) 2024-01-29
JP7575544B2 (ja) 2024-10-29
CN114007072A (zh) 2022-02-01
US20210409733A1 (en) 2021-12-30
PT3925212T (pt) 2024-03-01
CA3133079C (en) 2024-01-30
CN115550659B (zh) 2025-05-06
ES2965445T3 (es) 2024-04-15
EP4307680B1 (en) 2026-01-28
EP3925213A4 (en) 2022-05-04
JP7852128B2 (ja) 2026-04-27
CN113615170B (zh) 2022-11-25
CA3133079A1 (en) 2020-09-17
US20210409780A1 (en) 2021-12-30
KR20240056804A (ko) 2024-04-30
CN115442595A (zh) 2022-12-06
EP3925212A4 (en) 2022-06-01
JP7723169B2 (ja) 2025-08-13

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