[go: up one dir, main page]

PL4216554T3 - Sposób i urządzenie do przetwarzania sygnału wideo za pomocą przekształcenia skróconego - Google Patents

Sposób i urządzenie do przetwarzania sygnału wideo za pomocą przekształcenia skróconego

Info

Publication number
PL4216554T3
PL4216554T3 PL23161707.7T PL23161707T PL4216554T3 PL 4216554 T3 PL4216554 T3 PL 4216554T3 PL 23161707 T PL23161707 T PL 23161707T PL 4216554 T3 PL4216554 T3 PL 4216554T3
Authority
PL
Poland
Prior art keywords
video signal
processing video
reduced transform
transform
reduced
Prior art date
Application number
PL23161707.7T
Other languages
English (en)
Inventor
Seunghwan Kim
Medhi SALEHIFAR
Moonmo Koo
Jaehyun Lim
Original Assignee
Lg Electronics 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 Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of PL4216554T3 publication Critical patent/PL4216554T3/pl

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
    • H04N19/44—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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/10—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
    • H04N19/18—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 a set of transform coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Color Television Systems (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
PL23161707.7T 2018-06-03 2019-06-03 Sposób i urządzenie do przetwarzania sygnału wideo za pomocą przekształcenia skróconego PL4216554T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862679940P 2018-06-03 2018-06-03
US201862679939P 2018-06-03 2018-06-03

Publications (1)

Publication Number Publication Date
PL4216554T3 true PL4216554T3 (pl) 2025-05-26

Family

ID=68769617

Family Applications (2)

Application Number Title Priority Date Filing Date
PL19814714.2T PL3806476T3 (pl) 2018-06-03 2019-06-03 Sposób i urządzenie do przetwarzania sygnału video za pomocą transformacji zredukowanej
PL23161707.7T PL4216554T3 (pl) 2018-06-03 2019-06-03 Sposób i urządzenie do przetwarzania sygnału wideo za pomocą przekształcenia skróconego

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL19814714.2T PL3806476T3 (pl) 2018-06-03 2019-06-03 Sposób i urządzenie do przetwarzania sygnału video za pomocą transformacji zredukowanej

Country Status (12)

Country Link
US (4) US11284097B2 (pl)
EP (3) EP3806476B1 (pl)
JP (3) JP7223014B2 (pl)
KR (3) KR102659354B1 (pl)
CN (3) CN115379215B (pl)
ES (2) ES3030533T3 (pl)
FI (1) FI3806476T3 (pl)
HR (2) HRP20230521T1 (pl)
HU (2) HUE071091T2 (pl)
PL (2) PL3806476T3 (pl)
SI (1) SI3806476T1 (pl)
WO (1) WO2019235797A1 (pl)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240275956A1 (en) * 2012-04-16 2024-08-15 Electronics And Telecommunications Research Institute Encoding method and decoding method, and device using same
JP2019017066A (ja) * 2017-07-03 2019-01-31 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Ｐａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
CN115442607A (zh) * 2017-07-31 2022-12-06 韩国电子通信研究院 对图像编码和解码的方法及存储比特流的计算机可读介质
EP3691270A4 (en) * 2017-09-28 2021-06-02 Samsung Electronics Co., Ltd. CODING METHOD AND DEVICE AND DECODING METHOD AND DEVICE
HRP20230521T1 (hr) * 2018-06-03 2023-08-04 Lg Electronics Inc. Postupak i uređaj za obradu video signala pomoću smanjene transformacije
US11533508B2 (en) * 2018-06-08 2022-12-20 Kt Corporation Method and apparatus for encoding/decoding residual data based on a plurality of transformations
MX2020011422A (es) 2018-06-11 2020-11-24 Panasonic Ip Corp America Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
US11503328B2 (en) * 2018-06-29 2022-11-15 Vid Scale, Inc. Adaptive control point selection for affine motion model based video coding
KR102827856B1 (ko) 2018-08-12 2025-06-30 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
TWI816858B (zh) * 2018-08-16 2023-10-01 大陸商北京字節跳動網絡技術有限公司 用於變換矩陣選擇的隱式編碼
KR102858206B1 (ko) 2018-09-07 2025-09-11 삼성전자주식회사 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치
MX2021003317A (es) * 2018-09-21 2021-05-14 Interdigital Vc Holdings Inc Armonizacion de codificacion de intra transformada e intra prediccion de angulo ancho.
WO2020071736A1 (ko) * 2018-10-01 2020-04-09 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
AU2019358651B2 (en) 2018-10-12 2025-01-09 Guangdong Oppo Mobile Telecommunications Corp. , Ltd. Method for encoding/decoding image signal and device for same
WO2020130680A1 (ko) 2018-12-19 2020-06-25 엘지전자 주식회사 인트라 예측을 사용하여 비디오 신호를 처리하기 위한 방법 및 장치
KR20210114386A (ko) 2019-02-08 2021-09-23 주식회사 윌러스표준기술연구소 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
JP7293376B2 (ja) 2019-02-28 2023-06-19 ヒューマックス・カンパニー・リミテッド イントラ予測ベースのビデオ信号処理方法及び装置
CN113365050B (zh) * 2019-03-09 2023-02-28 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、解码端、编码端和系统
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
KR102860029B1 (ko) * 2019-04-23 2025-09-15 삼성전자주식회사 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치
KR20220006059A (ko) * 2019-05-10 2022-01-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 처리를 위한 이차 변환 행렬의 선택
US11032572B2 (en) 2019-05-17 2021-06-08 Qualcomm Incorporated Low-frequency non-separable transform signaling based on zero-out patterns for video coding
WO2020244656A1 (en) * 2019-06-07 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
US11695960B2 (en) 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
PT3989581T (pt) 2019-06-19 2025-09-03 Lg Electronics Inc Sinalização de informação indicando o conjunto de núcleo de sistema operativo de transformada na codificação de imagem
US11949870B2 (en) * 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
JP7091479B2 (ja) * 2019-06-25 2022-06-27 ウィルス インスティテュート オブ スタンダーズ アンド テクノロジー インコーポレイティド ２次変換を利用するビデオ信号処理方法及び装置
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
WO2021054797A1 (ko) 2019-09-19 2021-03-25 주식회사 윌러스표준기술연구소 스케일링 프로세스를 사용하는 비디오 신호 처리 방법 및 장치
WO2021102424A1 (en) * 2019-11-21 2021-05-27 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus on transform and coefficient signaling
US11457229B2 (en) * 2019-12-23 2022-09-27 Qualcomm Incorporated LFNST signaling for chroma based on chroma transform skip
WO2021128284A1 (zh) * 2019-12-27 2021-07-01 富士通株式会社 二次变换的约束方法及其装置
WO2021137445A1 (ko) * 2019-12-31 2021-07-08 (주)휴맥스 비디오 신호 처리를 위한 변환 커널 결정 방법 및 이를 위한 장치
EP4087252A4 (en) * 2019-12-31 2023-01-25 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Transform method, encoder, decoder, and storage medium
CN119653081A (zh) * 2020-01-08 2025-03-18 Oppo广东移动通信有限公司 编码方法、解码方法、编码器、解码器以及存储介质
US20230064931A1 (en) * 2020-01-12 2023-03-02 Lg Electronics Inc. Transform-based image coding method and device therefor
WO2021155005A1 (en) * 2020-01-28 2021-08-05 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus on transform and coefficient signaling
JP7400114B2 (ja) 2020-02-24 2023-12-18 バイトダンス インコーポレイテッド ビデオコーディングでのピクチャレベルスライスインデックスの使用
WO2021178504A1 (en) * 2020-03-03 2021-09-10 Bytedance Inc. Low frequency non-separable transform signaling in video coding
CN115336265B (zh) 2020-03-11 2025-04-01 抖音视界有限公司 量化参数的高级别比特流语法
WO2021194199A1 (ko) * 2020-03-24 2021-09-30 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
WO2021194221A1 (ko) * 2020-03-26 2021-09-30 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
BR112022014908A2 (pt) 2020-03-27 2022-10-04 Atins Inc Métodos de decodificação de vídeo e dispositivo de decodificação de vídeo
GB2593778A (en) * 2020-04-03 2021-10-06 Sony Group Corp Video data encoding and decoding
US11785254B2 (en) * 2020-05-29 2023-10-10 Tencent America LLC Implicit mode dependent primary transforms
EP4154537A4 (en) 2020-05-31 2024-02-07 Beijing Bytedance Network Technology Co., Ltd. PALETTE MODE WITH LOCAL DOUBLE TREE MODE TYPE DEFINITION
US11930186B2 (en) * 2020-11-11 2024-03-12 Tencent America LLC Method and apparatus for video coding
WO2022158147A1 (ja) * 2021-01-25 2022-07-28 日本電気株式会社 映像符号化装置および映像符号化方法
GB2603559B (en) * 2021-07-22 2023-08-09 Imagination Tech Ltd Coding blocks of pixels
GB2609218B (en) 2021-07-22 2023-08-30 Imagination Tech Ltd Coding blocks of pixels
EP4409902A1 (en) * 2021-09-30 2024-08-07 Dolby Laboratories Licensing Corporation Dynamic spatial metadata for image and video processing
US20240414374A1 (en) * 2021-10-22 2024-12-12 Lg Electronics Inc. Non-separable primary transform design method and apparatus
WO2023191332A1 (ko) * 2022-03-28 2023-10-05 현대자동차주식회사 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치
WO2023213991A1 (en) * 2022-05-06 2023-11-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Usage of coded subblock flags along with transform switching including a transform skip mode
EP4542990A1 (en) * 2022-06-16 2025-04-23 LG Electronics Inc. Image encoding/decoding method and apparatus based on scan order information, and recording medium storing bitstream
WO2024076134A1 (ko) * 2022-10-05 2024-04-11 세종대학교산학협력단 동영상 인코딩 및 디코딩 장치와 방법
US20250350725A1 (en) * 2023-04-23 2025-11-13 Quasistatics Inc. Method and system for energy-efficient approximate digital jpeg and mjpeg-compression
WO2025073241A1 (en) * 2023-10-06 2025-04-10 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Systems and methods for non-separable transforms for inter prediction in video coding

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100525785B1 (ko) * 2001-06-15 2005-11-03 엘지전자 주식회사 이미지 화소 필터링 방법
US8634456B2 (en) * 2008-10-03 2014-01-21 Qualcomm Incorporated Video coding with large macroblocks
JPWO2010092740A1 (ja) * 2009-02-10 2012-08-16 パナソニック株式会社 画像処理装置、画像処理方法、プログラムおよび集積回路
CN101577826B (zh) * 2009-03-12 2014-04-23 北京中星微电子有限公司 视频编码中的运动搜索控制方法和控制装置
US9635368B2 (en) * 2009-06-07 2017-04-25 Lg Electronics Inc. Method and apparatus for decoding a video signal
KR101994216B1 (ko) * 2009-06-07 2019-06-28 엘지전자 주식회사 비디오 신호의 디코딩 방법 및 장치
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
KR101604031B1 (ko) * 2010-04-13 2016-03-16 삼성전자주식회사 트리 구조에 따른 부호화 단위에 기초한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법 및 그 장치
KR101791242B1 (ko) * 2010-04-16 2017-10-30 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
KR101791078B1 (ko) * 2010-04-16 2017-10-30 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
KR101813189B1 (ko) * 2010-04-16 2018-01-31 에스케이 텔레콤주식회사 영상 부호화/복호화 장치 및 방법
US10091529B2 (en) * 2010-07-09 2018-10-02 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding/decoding a transform coefficient
US8934540B2 (en) * 2010-07-20 2015-01-13 Cisco Technology, Inc. Video compression using multiple variable length coding methods for multiple types of transform coefficient blocks
US9706214B2 (en) * 2010-12-24 2017-07-11 Microsoft Technology Licensing, Llc Image and video decoding implementations
WO2012147966A1 (ja) * 2011-04-27 2012-11-01 シャープ株式会社 画像復号装置、画像符号化装置、および符号化データのデータ構造
KR101539110B1 (ko) * 2011-10-18 2015-07-29 주식회사 케이티 영상 부호화 방법, 영상 복호화 방법, 영상 부호화기 및 영상 복호화기
GB2562173B (en) * 2011-10-19 2019-02-06 Kt Corp Video decoding comprising selecting transfrom method from set
CN103096053B (zh) * 2011-11-04 2015-10-07 华为技术有限公司 一种变换模式的编解码方法和装置
US9538175B2 (en) * 2012-09-26 2017-01-03 Qualcomm Incorporated Context derivation for context-adaptive, multi-level significance coding
AU2012232992A1 (en) * 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9367291B2 (en) * 2013-03-29 2016-06-14 Samsung Electronics Co., Ltd. Apparatus and method for generating vector code
US9432696B2 (en) * 2014-03-17 2016-08-30 Qualcomm Incorporated Systems and methods for low complexity forward transforms using zeroed-out coefficients
US20160044314A1 (en) * 2014-08-08 2016-02-11 Qualcomm Incorporated System and method for reusing transform structure for multi-partition transform
US10412415B2 (en) * 2014-10-24 2019-09-10 Lg Electronics Inc. Method and apparatus for decoding/encoding video signal using transform derived from graph template
CN105574842A (zh) * 2014-11-09 2016-05-11 许亚夫 一种比赛边线视频检测方法
KR102600756B1 (ko) * 2015-03-06 2023-11-10 한국과학기술원 저 복잡도 변환에 기반한 영상 부호화 및 복호화 방법 및 이를 이용하는 장치
US20180115787A1 (en) * 2015-04-12 2018-04-26 Lg Electronics Inc. Method for encoding and decoding video signal, and apparatus therefor
JP6613720B2 (ja) * 2015-08-26 2019-12-04 沖電気工業株式会社 画像処理装置、プログラム及び方法
JP6528635B2 (ja) * 2015-10-05 2019-06-12 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化用コンピュータプログラム
KR102139159B1 (ko) 2015-11-06 2020-07-29 후아웨이 테크놀러지 컴퍼니 리미티드 변환 계수의 역양자화 방법 및 장치, 그리고 디코딩 기기
KR102776450B1 (ko) * 2016-02-12 2025-03-06 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR20170124077A (ko) * 2016-04-29 2017-11-09 세종대학교산학협력단 영상 신호 부호화/복호화 방법 및 장치
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
CN116016910B (zh) * 2016-08-01 2025-08-08 韩国电子通信研究院 图像编码/解码方法
US10440394B2 (en) * 2016-09-08 2019-10-08 Google Llc Context adaptive scan order for entropy coding
US10880564B2 (en) * 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
US11095893B2 (en) * 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
US11405645B2 (en) * 2017-02-28 2022-08-02 Google Llc Transform kernel selection and entropy coding
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
KR102625144B1 (ko) * 2017-07-04 2024-01-15 삼성전자주식회사 다중 코어 변환에 의한 비디오 복호화 방법 및 장치, 다중 코어 변환에 의한 비디오 부호화 방법 및 장치
GB2564150A (en) * 2017-07-05 2019-01-09 Sony Corp Image data encoding and decoding
JP6980920B2 (ja) * 2017-12-21 2021-12-15 エルジー エレクトロニクス インコーポレイティドLg Electronics Inc. 選択的変換に基づいた映像コーディング方法およびその装置
CN117834917A (zh) * 2018-01-17 2024-04-05 英迪股份有限公司 对视频进行解码或编码的方法和用于发送比特流的方法
US10841577B2 (en) * 2018-02-08 2020-11-17 Electronics And Telecommunications Research Institute Method and apparatus for video encoding and video decoding based on neural network
KR102650865B1 (ko) * 2018-04-01 2024-03-22 엘지전자 주식회사 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치
HRP20230521T1 (hr) * 2018-06-03 2023-08-04 Lg Electronics Inc. Postupak i uređaj za obradu video signala pomoću smanjene transformacije

Also Published As

Publication number Publication date
JP2023052876A (ja) 2023-04-12
CN111937400A (zh) 2020-11-13
PL3806476T3 (pl) 2023-09-11
KR102504694B1 (ko) 2023-02-28
EP3806476B1 (en) 2023-05-24
HUE071091T2 (hu) 2025-07-28
SI3806476T1 (sl) 2023-10-30
CN115379216A (zh) 2022-11-22
US20190387241A1 (en) 2019-12-19
HRP20250527T1 (hr) 2025-06-20
US11284097B2 (en) 2022-03-22
FI3806476T3 (fi) 2023-08-15
EP3806476A4 (en) 2022-04-13
EP4216554B1 (en) 2025-03-26
JP2021511752A (ja) 2021-05-06
CN115379216B (zh) 2024-12-10
ES2949998T3 (es) 2023-10-04
ES3030533T3 (en) 2025-06-30
US20220182651A1 (en) 2022-06-09
KR20230033024A (ko) 2023-03-07
EP4216554C0 (en) 2025-03-26
EP3806476A1 (en) 2021-04-14
KR102659354B1 (ko) 2024-04-18
CN111937400B (zh) 2022-09-13
US20250063186A1 (en) 2025-02-20
HRP20230521T1 (hr) 2023-08-04
EP4216554A1 (en) 2023-07-26
US20230396788A1 (en) 2023-12-07
US11711533B2 (en) 2023-07-25
US12132922B2 (en) 2024-10-29
JP7554857B2 (ja) 2024-09-20
EP4529172A3 (en) 2025-05-21
CN115379215B (zh) 2024-12-10
JP7223014B2 (ja) 2023-02-15
KR20200078649A (ko) 2020-07-01
EP4529172A2 (en) 2025-03-26
KR20240056624A (ko) 2024-04-30
WO2019235797A1 (ko) 2019-12-12
JP2024164318A (ja) 2024-11-26
HUE063012T2 (hu) 2023-12-28
CN115379215A (zh) 2022-11-22

Similar Documents

Publication Publication Date Title
PL3806476T3 (pl) Sposób i urządzenie do przetwarzania sygnału video za pomocą transformacji zredukowanej
EP3796648A4 (en) VIDEO SIGNAL PROCESSING METHOD AND DEVICE
PL3509306T3 (pl) Sposób i urządzenie do przetwarzania sygnału wideo
PL3985967T3 (pl) Sposób oraz urządzenie do przetwarzania sygnału wideo
GB2557544B (en) Method and device for processing video signal
GB2596767B (en) Method and device for processing video signal
PL3975571T3 (pl) Sposób oraz urządzenie do przetwarzania sygnału wideo
GB2609289B (en) Method and apparatus for processing video signal
GB2593020B (en) Method and apparatus for processing video signal
EP3723374A4 (en) METHOD AND APPARATUS FOR PROCESSING A VIDEO SIGNAL
GB2587982B (en) Method and apparatus for processing video signal
EP3780624A4 (en) IMAGE PROCESSING AND DEVICE FOR ITS IMPLEMENTATION
GB2590256B (en) Method and device for processing audio signal
EP3826303A4 (en) IMAGE SIGNAL PROCESSING METHOD AND APPARATUS
EP3509307A4 (en) METHOD AND DEVICE FOR PROCESSING A VIDEO SIGNAL
EP3282706A4 (en) METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL
GB202018080D0 (en) Method and apparatus for processing video signal
PL3602553T3 (pl) Urządzenie i sposób przetwarzania sygnału audio
EP3355580A4 (en) METHOD AND DEVICE FOR PROCESSING VIDEO IMAGE SIGNALS USING COEFFICIENT REMOVAL PRESCRIPTION
GB202018086D0 (en) Method and apparatus for processing video signal
EP3882657A4 (en) SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD
SG11202012717XA (en) Signal processing method and device
EP4037311C0 (en) METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL
GB202017940D0 (en) Method and apparatus for processing video signal
EP3799430A4 (en) METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL USING AFFINE MOTION PREDICTION