AU2020301123B2 - Signaling for reference picture resampling - Google Patents

Signaling for reference picture resampling Download PDF

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Publication number
AU2020301123B2
AU2020301123B2 AU2020301123A AU2020301123A AU2020301123B2 AU 2020301123 B2 AU2020301123 B2 AU 2020301123B2 AU 2020301123 A AU2020301123 A AU 2020301123A AU 2020301123 A AU2020301123 A AU 2020301123A AU 2020301123 B2 AU2020301123 B2 AU 2020301123B2
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Australia
Prior art keywords
picture
encoded video
video bitstream
output
flag indicating
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AU2020301123A
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AU2020301123A1 (en
Inventor
Byeongdoo CHOI
Shan Liu
Stephan Wenger
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Tencent America LLC
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Tencent America LLC
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Priority to AU2023201381A priority Critical patent/AU2023201381B2/en
Priority to AU2024220094A priority patent/AU2024220094B2/en
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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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—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
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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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)
AU2020301123A 2019-06-24 2020-06-18 Signaling for reference picture resampling Active AU2020301123B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2023201381A AU2023201381B2 (en) 2019-06-24 2023-03-06 Signaling for Reference Picture Resampling
AU2024220094A AU2024220094B2 (en) 2019-06-24 2024-09-26 Signaling for reference picture resampling

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962865955P 2019-06-24 2019-06-24
US62/865,955 2019-06-24
US16/899,202 US11032548B2 (en) 2019-06-24 2020-06-11 Signaling for reference picture resampling
US16/899,202 2020-06-11
PCT/US2020/038344 WO2020263665A1 (en) 2019-06-24 2020-06-18 Signaling for reference picture resampling

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2023201381A Division AU2023201381B2 (en) 2019-06-24 2023-03-06 Signaling for Reference Picture Resampling

Publications (2)

Publication Number Publication Date
AU2020301123A1 AU2020301123A1 (en) 2021-09-30
AU2020301123B2 true AU2020301123B2 (en) 2022-12-08

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AU2020301123A Active AU2020301123B2 (en) 2019-06-24 2020-06-18 Signaling for reference picture resampling
AU2023201381A Active AU2023201381B2 (en) 2019-06-24 2023-03-06 Signaling for Reference Picture Resampling
AU2024220094A Active AU2024220094B2 (en) 2019-06-24 2024-09-26 Signaling for reference picture resampling

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AU2023201381A Active AU2023201381B2 (en) 2019-06-24 2023-03-06 Signaling for Reference Picture Resampling
AU2024220094A Active AU2024220094B2 (en) 2019-06-24 2024-09-26 Signaling for reference picture resampling

Country Status (9)

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US (4) US11032548B2 (enExample)
EP (1) EP3987798A4 (enExample)
JP (3) JP7164728B2 (enExample)
KR (2) KR102596380B1 (enExample)
CN (2) CN113632485B (enExample)
AU (3) AU2020301123B2 (enExample)
CA (1) CA3133010A1 (enExample)
SG (1) SG11202109904VA (enExample)
WO (1) WO2020263665A1 (enExample)

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US12120320B2 (en) * 2019-06-28 2024-10-15 Sk Telecom Co., Ltd. Method for adaptively setting resolution, and image decoding apparatus
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WO2021026324A1 (en) 2019-08-06 2021-02-11 Op Solutions Adaptive resolution management prediction rescaling
WO2021026363A1 (en) 2019-08-06 2021-02-11 Op Solutions, Llc Implicit signaling of adaptive resolution management based on frame type
WO2021026322A1 (en) 2019-08-06 2021-02-11 Op Solutions Block-based adaptive resolution management
BR112022002195A2 (pt) * 2019-08-06 2022-10-18 Op Solutions Llc Sinalização de gerenciamento de resolução adaptativa
CN114223203A (zh) * 2019-08-27 2022-03-22 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法和解码方法
KR102799921B1 (ko) 2019-09-14 2025-04-25 바이트댄스 아이엔씨 크로마 디블로킹 필터링을 위한 양자화 파라미터
US11140402B2 (en) * 2019-09-20 2021-10-05 Tencent America LLC Signaling of reference picture resampling with constant window size indication in video bitstream
CN120499392A (zh) * 2019-09-27 2025-08-15 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和存储介质
WO2021072177A1 (en) 2019-10-09 2021-04-15 Bytedance Inc. Cross-component adaptive loop filtering in video coding
EP4055827A4 (en) 2019-12-09 2023-01-18 ByteDance Inc. USE OF QUANTIZATION GROUPS IN VIDEO CODING
WO2021121419A1 (en) 2019-12-19 2021-06-24 Beijing Bytedance Network Technology Co., Ltd. Interaction between adaptive color transform and quantization parameters
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US11563947B2 (en) * 2019-12-31 2023-01-24 Tencent America LLC Signaling output picture size for reference picture resampling
WO2021136555A1 (en) 2020-01-05 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. Use of offsets with adaptive colour transform coding tool
CN114982237B (zh) 2020-01-14 2026-08-04 抖音视界(北京)有限公司 视频编解码中量化参数的信令通知
WO2021143896A1 (en) 2020-01-18 2021-07-22 Beijing Bytedance Network Technology Co., Ltd. Adaptive colour transform in image/video coding
CA3142044A1 (en) * 2020-12-14 2022-06-14 Comcast Cable Communications, Llc Methods and systems for improved content encoding
WO2023275247A1 (en) * 2021-06-30 2023-01-05 Telefonaktiebolaget Lm Ericsson (Publ) Encoding resolution control
US12375651B2 (en) * 2021-08-02 2025-07-29 Tencent America LLC Adaptive up-sampling filter for luma and chroma with reference picture resampling (RPR)
JP7650361B2 (ja) * 2021-08-23 2025-03-24 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、復号方法及びビットストリーム生成装置
WO2023052141A1 (en) * 2021-09-29 2023-04-06 Interdigital Vc Holdings France, Sas Methods and apparatuses for encoding/decoding a video
US20240340395A1 (en) * 2021-12-29 2024-10-10 Sony Group Corporation Image processing apparatus and image processing method
CN114339291B (zh) * 2021-12-31 2024-05-28 杭州当虹科技股份有限公司 流媒体视频缩放播放的方法
EP4494350A4 (en) * 2022-03-16 2026-03-04 Beijing Dajia Internet Information Tech Co Ltd Adaptive picture modifications for video coding
KR20260089910A (ko) * 2024-03-15 2026-06-16 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

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Also Published As

Publication number Publication date
CN118233631A (zh) 2024-06-21
AU2020301123A1 (en) 2021-09-30
US20210266556A1 (en) 2021-08-26
US20200404279A1 (en) 2020-12-24
CN113632485B (zh) 2024-04-19
AU2023201381A1 (en) 2023-04-06
US20250039389A1 (en) 2025-01-30
EP3987798A4 (en) 2023-07-05
JP2022520378A (ja) 2022-03-30
EP3987798A1 (en) 2022-04-27
JP7578660B2 (ja) 2024-11-06
KR102596380B1 (ko) 2023-11-01
AU2023201381B2 (en) 2024-07-04
US11032548B2 (en) 2021-06-08
US20220295072A1 (en) 2022-09-15
US11381824B2 (en) 2022-07-05
JP2022183334A (ja) 2022-12-08
AU2024220094B2 (en) 2026-05-07
US12120303B2 (en) 2024-10-15
KR102955246B1 (ko) 2026-04-22
CA3133010A1 (en) 2020-12-30
KR20210074378A (ko) 2021-06-21
SG11202109904VA (en) 2021-10-28
JP7164728B2 (ja) 2022-11-01
JP2025013369A (ja) 2025-01-24
WO2020263665A1 (en) 2020-12-30
KR20230154285A (ko) 2023-11-07
CN113632485A (zh) 2021-11-09
AU2024220094A1 (en) 2024-10-17

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