BR112023020168A2 - Refinamento por correspondência de modelo em modos de inter-predição - Google Patents

Refinamento por correspondência de modelo em modos de inter-predição

Info

Publication number
BR112023020168A2
BR112023020168A2 BR112023020168A BR112023020168A BR112023020168A2 BR 112023020168 A2 BR112023020168 A2 BR 112023020168A2 BR 112023020168 A BR112023020168 A BR 112023020168A BR 112023020168 A BR112023020168 A BR 112023020168A BR 112023020168 A2 BR112023020168 A2 BR 112023020168A2
Authority
BR
Brazil
Prior art keywords
inter
current block
prediction modes
video data
mode
Prior art date
Application number
BR112023020168A
Other languages
English (en)
Portuguese (pt)
Inventor
Chun-Chi Chen
Han Huang
Marta Karczewicz
Vadim Seregin
Yao-Jen Chang
Original Assignee
Qualcomm 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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority claimed from PCT/US2022/021551 external-priority patent/WO2022221013A1/en
Publication of BR112023020168A2 publication Critical patent/BR112023020168A2/pt

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
    • H04N19/10—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/134—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/46—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
    • H04N19/50—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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • 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
    • H04N19/90—Methods 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112023020168A 2021-04-12 2022-03-23 Refinamento por correspondência de modelo em modos de inter-predição BR112023020168A2 (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202163173834P 2021-04-12 2021-04-12
US202163176798P 2021-04-19 2021-04-19
US17/655,895 US12022085B2 (en) 2021-04-12 2022-03-22 Template matching refinement in inter-prediction modes
PCT/US2022/021551 WO2022221013A1 (en) 2021-04-12 2022-03-23 Template matching refinement in inter-prediction modes

Publications (1)

Publication Number Publication Date
BR112023020168A2 true BR112023020168A2 (pt) 2023-12-05

Family

ID=83511051

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023020168A BR112023020168A2 (pt) 2021-04-12 2022-03-23 Refinamento por correspondência de modelo em modos de inter-predição

Country Status (7)

Country Link
US (2) US12022085B2 (https=)
EP (1) EP4324195A1 (https=)
JP (1) JP2024514103A (https=)
KR (1) KR20230169958A (https=)
CN (1) CN116941240A (https=)
BR (1) BR112023020168A2 (https=)
TW (1) TW202245477A (https=)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12388993B2 (en) * 2021-03-29 2025-08-12 Ofinno, Llc Geometric partitioning refinement
US12022085B2 (en) * 2021-04-12 2024-06-25 Qualcomm Incorporated Template matching refinement in inter-prediction modes
US20240214606A1 (en) * 2021-04-27 2024-06-27 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
MX2023015557A (es) * 2021-06-23 2024-01-24 Beijing Dajia Internet Information Tech Co Ltd Modo de particion geometrica con refinamiento del vector de movimiento.
CN117730535A (zh) * 2021-07-06 2024-03-19 北京达佳互联信息技术有限公司 视频编解码中用于仿射运动补偿预测的几何分割
WO2023020444A1 (en) 2021-08-16 2023-02-23 Mediatek Inc. Candidate reordering for merge mode with motion vector difference
WO2023020446A1 (en) * 2021-08-16 2023-02-23 Mediatek Inc. Candidate reordering and motion vector refinement for geometric partitioning mode
WO2023055193A1 (ko) * 2021-10-01 2023-04-06 현대자동차주식회사 결합된 인트라/인터 예측 모드 또는 기하학적 분할 모드에 움직임 벡터 차분을 사용한 머지 모드를 적용하는 비디오 부호화/복호화 방법 및 장치
CN118872276A (zh) * 2022-03-18 2024-10-29 联发科技股份有限公司 几何分割模式及合并候选重排
US12418670B2 (en) * 2022-10-14 2025-09-16 Tencent America LLC Template-matching based merge index reordering for geometric partition mode (GPM)
US20240137509A1 (en) * 2022-10-14 2024-04-25 Tencent America LLC Geometric affine mode and geometric subblock modes
CN120077653A (zh) * 2022-10-25 2025-05-30 Oppo广东移动通信有限公司 用于视频编码的对空间几何划分模式的改进
US12425570B2 (en) * 2022-10-26 2025-09-23 Tencent America LLC Context design for coding and decoding syntax elements in inter prediction modes
CN116074537A (zh) * 2022-12-30 2023-05-05 浙江大华技术股份有限公司 编码方法、解码方法、电子设备和计算机可读存储介质
CN121079979A (zh) * 2023-04-13 2025-12-05 瑞典爱立信有限公司 增强型几何分区模式
WO2024220326A2 (en) * 2023-04-19 2024-10-24 Tencent America LLC Intra template matching prediction signaling
US20250024044A1 (en) * 2023-07-11 2025-01-16 Tencent America LLC On derivation and propagation of coded information of inter prediction
WO2025073284A1 (en) * 2023-10-04 2025-04-10 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
US20250119565A1 (en) * 2023-10-06 2025-04-10 Qualcomm Incorporated Interaction between template matching-based local illumination compensation and a second merge list in video coding
WO2025214237A1 (en) * 2024-04-07 2025-10-16 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2025223302A1 (en) * 2024-04-21 2025-10-30 Guangdong Oppo Mobile Telecommunications Corp., Ltd. System and method of indicating template-based prediction for coding

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020103852A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Difference calculation based on patial position
WO2020244503A1 (en) * 2019-06-03 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Intra block copy with triangular partitions
CN117395397A (zh) * 2019-06-04 2024-01-12 北京字节跳动网络技术有限公司 使用临近块信息的运动候选列表构建
KR20220016839A (ko) * 2019-06-04 2022-02-10 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 기하학적 분할 모드 코딩을 갖는 모션 후보 리스트
US20200413089A1 (en) 2019-06-25 2020-12-31 Alibaba Group Holding Limited Method and system for motion refinement in video coding
US11477437B2 (en) * 2021-01-28 2022-10-18 Lemon Inc. Coding of motion information
BR112023014624A2 (pt) * 2021-01-29 2023-10-31 Qualcomm Inc Derivação de diferença de vetor de movimento com base em modelo e previsão de correspondência de modelo para codificação de vídeo
US11671616B2 (en) * 2021-03-12 2023-06-06 Lemon Inc. Motion candidate derivation
US11936899B2 (en) * 2021-03-12 2024-03-19 Lemon Inc. Methods and systems for motion candidate derivation
US12219166B2 (en) * 2021-03-12 2025-02-04 Lemon Inc. Motion candidate derivation with search order and coding mode
US12309355B2 (en) 2021-03-29 2025-05-20 Qualcomm Incorporated Adaptively coding motion information for multiple hypothesis prediction for video coding
JP7733128B2 (ja) * 2021-04-09 2025-09-02 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド 明示的な動きシグナリングを用いた幾何学的分割
US12022085B2 (en) * 2021-04-12 2024-06-25 Qualcomm Incorporated Template matching refinement in inter-prediction modes
US11936877B2 (en) 2021-04-12 2024-03-19 Qualcomm Incorporated Template matching based affine prediction for video coding
US11876973B2 (en) * 2021-04-12 2024-01-16 Alibaba (China) Co., Ltd. Method, apparatus, and non-transitory computer-readable storage medium for motion vector refinement for geometric partition mode
EP4409882A4 (en) * 2021-09-29 2025-08-20 Alibaba Damo Hangzhou Tech Co Ltd ENHANCED TEMPORAL MERGE CANDIDATES IN MERGE CANDIDATE LISTS IN VIDEO CODING
US12200191B2 (en) * 2021-10-04 2025-01-14 Tencent America LLC On geometric partition mode with intra and inter prediction
US20230156218A1 (en) * 2021-11-18 2023-05-18 Tencent America LLC Derived motion vector with single reference signaling
EP4459985A4 (en) * 2022-01-04 2026-03-11 Hyundai Motor Co Ltd METHOD AND DEVICE FOR VIDEO ENCODING/DECODING TO IMPROVE A FUSION MODE

Also Published As

Publication number Publication date
KR20230169958A (ko) 2023-12-18
US12022085B2 (en) 2024-06-25
CN116941240A (zh) 2023-10-24
TW202245477A (zh) 2022-11-16
EP4324195A1 (en) 2024-02-21
US20220329822A1 (en) 2022-10-13
US20240397053A1 (en) 2024-11-28
JP2024514103A (ja) 2024-03-28

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