KR20220144863A - 다중 기준 라인 선택 방식을 위한 로우 메모리 설계 - Google Patents

다중 기준 라인 선택 방식을 위한 로우 메모리 설계 Download PDF

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KR20220144863A
KR20220144863A KR1020227033174A KR20227033174A KR20220144863A KR 20220144863 A KR20220144863 A KR 20220144863A KR 1020227033174 A KR1020227033174 A KR 1020227033174A KR 20227033174 A KR20227033174 A KR 20227033174A KR 20220144863 A KR20220144863 A KR 20220144863A
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reference line
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video
transform
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Korean (ko)
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량 자오
신 자오
샨 리우
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텐센트 아메리카 엘엘씨
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/102—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • 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
    • 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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/169—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
    • H04N19/42—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
    • H04N19/423—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 characterised by memory arrangements

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227033174A 2021-04-16 2022-01-18 다중 기준 라인 선택 방식을 위한 로우 메모리 설계 Pending KR20220144863A (ko)

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US202163175929P 2021-04-16 2021-04-16
US63/175,929 2021-04-16
US17/569,681 2022-01-06
US17/569,681 US12069305B2 (en) 2021-04-16 2022-01-06 Low memory design for multiple reference line selection scheme
PCT/US2022/012725 WO2022220898A1 (en) 2021-04-16 2022-01-18 Low memory design for multiple reference line selection scheme

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US (2) US12069305B2 (enExample)
EP (1) EP4107959A4 (enExample)
JP (2) JP7513743B2 (enExample)
KR (1) KR20220144863A (enExample)
CN (2) CN120264017A (enExample)
WO (1) WO2022220898A1 (enExample)

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US12262030B2 (en) * 2022-04-13 2025-03-25 Tencent America LLC Chroma from luma prediction using neighbor luma samples

Family Cites Families (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5527603B2 (ja) * 2010-06-24 2014-06-18 ソニー株式会社 情報処理装置および情報処理方法
CN107113444A (zh) * 2014-11-04 2017-08-29 三星电子株式会社 使用帧内预测对视频进行编码/解码的方法和装置
CN113438477B (zh) * 2016-04-06 2024-07-09 株式会社Kt 对视频进行编码、解码的方法及存储压缩视频数据的设备
US10764576B2 (en) * 2016-05-04 2020-09-01 Microsoft Technology Licensing, Llc Intra-picture prediction using non-adjacent reference lines of sample values
US20190306516A1 (en) * 2016-05-24 2019-10-03 Sharp Kabushiki Kaisha Systems and methods for intra prediction coding
EP3890326B1 (en) * 2016-06-24 2023-09-06 KT Corporation Intra prediction using reference pixels from additional lines
US10735720B2 (en) * 2016-06-24 2020-08-04 Kt Corporation Method and apparatus for processing video signal
CN116708774A (zh) * 2016-07-18 2023-09-05 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
CN116506607B (zh) * 2016-08-01 2025-09-30 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
ES2703607B2 (es) * 2016-08-03 2021-05-13 Kt Corp Método y aparato para procesar señales de vídeo
WO2019182292A1 (ko) * 2018-03-19 2019-09-26 주식회사 케이티 비디오 신호 처리 방법 및 장치
KR102344190B1 (ko) * 2018-05-12 2021-12-28 주식회사 윌러스표준기술연구소 참조 샘플을 이용하는 비디오 신호 처리 방법 및 장치
US11159806B2 (en) * 2018-06-28 2021-10-26 Qualcomm Incorporated Position dependent intra prediction combination with multiple reference lines for intra prediction
US11736682B2 (en) * 2018-07-11 2023-08-22 Samsung Electronics Co., Ltd. Method and device for video decoding, and method and device for video encoding
US20220014751A1 (en) * 2018-11-14 2022-01-13 Lg Electronics Inc. Method and device for processing video data
WO2020101451A1 (ko) * 2018-11-15 2020-05-22 한국전자통신연구원 지역 기반 화면간/화면내 예측 기술을 이용한 부호화/복호화 방법 및 장치
MX2021005654A (es) * 2018-11-22 2021-07-07 Beijing Bytedance Network Tech Co Ltd Tecnica de modulacion por codificacion de pulsos en procesamiento de video.
WO2020125796A1 (en) * 2018-12-22 2020-06-25 Beijing Bytedance Network Technology Co., Ltd. Two step cross-component prediction mode based on multiple parameter
US11240518B2 (en) * 2019-01-06 2022-02-01 Tencent America LLC Method and apparatus for video coding
WO2020156536A1 (en) * 2019-02-01 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Harmonization between different video process mode
CN118869994A (zh) * 2019-03-12 2024-10-29 Lg 电子株式会社 图像编码/解码方法和装置，以及发送比特流的方法
WO2020190179A1 (en) * 2019-03-21 2020-09-24 Huawei Technologies Co., Ltd. Method and apparatus for intra-prediction
PH12021552000A1 (en) * 2019-03-21 2022-12-19 Beijing Bytedance Network Tech Co Ltd Improved weighting processing of combined intra-inter prediction
US12149679B2 (en) * 2019-03-22 2024-11-19 Lg Electronics Inc. Intra prediction method and apparatus based on multi-reference line in image coding system
WO2020197223A1 (ko) * 2019-03-23 2020-10-01 엘지전자 주식회사 영상 코딩 시스템에서의 인트라 예측 기반 영상 코딩
MX2021012230A (es) * 2019-04-12 2021-11-03 Beijing Bytedance Network Tech Co Ltd Construccion de lista de modos mas probables para intraprediccion basada en matriz.
EP3723368A1 (en) * 2019-04-12 2020-10-14 InterDigital VC Holdings, Inc. Wide angle intra prediction with sub-partitions
KR102744182B1 (ko) * 2019-04-16 2024-12-19 두인 비전 컴퍼니 리미티드 인트라 코딩 모드에서의 행렬 도출
KR20250069982A (ko) * 2019-04-17 2025-05-20 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 Bdpcm을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
WO2020221372A1 (en) * 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Context coding for matrix-based intra prediction
WO2020221373A1 (en) * 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Matrix-based intra prediction using filtering
KR20240091033A (ko) * 2019-05-02 2024-06-21 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 다중 레퍼런스 필터를 사용한 인트라 비디오 코딩
CN118741124A (zh) 2019-05-03 2024-10-01 韩国电子通信研究院 对图像进行编码/解码的方法以及比特流的数据的传输方法
WO2020228663A1 (en) * 2019-05-11 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Interactions among multiple intra coding methods
US11290731B2 (en) * 2019-05-22 2022-03-29 Tencent America LLC Method and apparatus for video coding
CN113875233B (zh) * 2019-05-22 2023-12-15 北京字节跳动网络技术有限公司 使用上采样的基于矩阵的帧内预测
CN114051735B (zh) * 2019-05-31 2024-07-05 北京字节跳动网络技术有限公司 基于矩阵的帧内预测中的一步下采样过程
JP2022534320A (ja) * 2019-06-05 2022-07-28 北京字節跳動網絡技術有限公司 マトリクスベースイントラ予測のためのコンテキスト決定
US11509931B2 (en) * 2019-06-07 2022-11-22 Tencent America LLC Method and apparatus for video coding
KR20220053516A (ko) * 2019-06-24 2022-04-29 인터디지털 브이씨 홀딩스 프랑스 에스에이에스 비디오 인코딩 및 디코딩에 대한 인트라 예측
CN114287131B (zh) * 2019-08-19 2025-05-23 北京字节跳动网络技术有限公司 基于计数器的帧内预测模式的更新
CN114258679B (zh) * 2019-08-19 2025-10-24 北京字节跳动网络技术有限公司 基于计数器的帧内预测模式
CN114342408B (zh) * 2019-08-26 2024-11-19 北京字节跳动网络技术有限公司 视频编码中帧内编码模式的扩展
EP4011077A4 (en) * 2019-09-13 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. WEIGHTED SAMPLE BI PREDICTION IN VIDEO ENCODING
US11509910B2 (en) * 2019-09-16 2022-11-22 Tencent America LLC Video coding method and device for avoiding small chroma block intra prediction
US20220337814A1 (en) * 2019-09-19 2022-10-20 Lg Electronics Inc. Image encoding/decoding method and device using reference sample filtering, and method for transmitting bitstream
WO2021086021A1 (ko) * 2019-10-28 2021-05-06 엘지전자 주식회사 적응적 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
WO2021086023A1 (ko) * 2019-10-28 2021-05-06 엘지전자 주식회사 적응적 변환을 이용하여 레지듀얼 처리를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
EP4042689A4 (en) * 2019-10-28 2023-06-07 Beijing Bytedance Network Technology Co., Ltd. SIGNALING AND SYNTAX ANALYSIS BASED ON A COLOR COMPONENT
CN114788278B (zh) * 2019-12-08 2025-10-24 抖音视界(北京)有限公司 使用多个分量的跨分量预测
US11388421B1 (en) * 2021-01-13 2022-07-12 Lemon Inc. Usage of templates for decoder-side intra mode derivation
US11563957B2 (en) * 2021-01-13 2023-01-24 Lemon Inc. Signaling for decoder-side intra mode derivation
US11683474B2 (en) * 2021-01-25 2023-06-20 Lemon Inc. Methods and apparatuses for cross-component prediction

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EP4107959A4 (en) 2023-06-21
JP2024123248A (ja) 2024-09-10
JP7513743B2 (ja) 2024-07-09
CN115486078B (zh) 2025-04-04
US20240364928A1 (en) 2024-10-31
CN115486078A (zh) 2022-12-16
WO2022220898A1 (en) 2022-10-20
EP4107959A1 (en) 2022-12-28
CN120264017A (zh) 2025-07-04
US12069305B2 (en) 2024-08-20
US20220337875A1 (en) 2022-10-20
JP2023525213A (ja) 2023-06-15

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