ZA202102080B - Image signal encoding/decoding method and apparatus therefor - Google Patents
Image signal encoding/decoding method and apparatus thereforInfo
- Publication number
- ZA202102080B ZA202102080B ZA2021/02080A ZA202102080A ZA202102080B ZA 202102080 B ZA202102080 B ZA 202102080B ZA 2021/02080 A ZA2021/02080 A ZA 2021/02080A ZA 202102080 A ZA202102080 A ZA 202102080A ZA 202102080 B ZA202102080 B ZA 202102080B
- Authority
- ZA
- South Africa
- Prior art keywords
- image signal
- decoding method
- signal encoding
- apparatus therefor
- therefor
- Prior art date
Links
Classifications
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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
- H04N19/50—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
-
- 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
-
- 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
- H04N19/119—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
- H04N19/12—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
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- 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]
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- 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
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- 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
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- 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
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- 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
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- H—ELECTRICITY
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- 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
- H04N19/70—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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- 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
-
- 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
- H04N19/96—Tree coding, e.g. quad-tree coding
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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180114347 | 2018-09-21 | ||
| KR20180114350 | 2018-09-21 | ||
| KR20180114346 | 2018-09-21 | ||
| KR20180114345 | 2018-09-21 | ||
| KR20190022754 | 2019-02-26 | ||
| PCT/KR2019/012291 WO2020060328A1 (ko) | 2018-09-21 | 2019-09-20 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA202102080B true ZA202102080B (en) | 2022-08-31 |
Family
ID=69887731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2021/02080A ZA202102080B (en) | 2018-09-21 | 2021-03-26 | Image signal encoding/decoding method and apparatus therefor |
Country Status (17)
| Country | Link |
|---|---|
| US (6) | US11290737B2 (enExample) |
| EP (2) | EP4340356A3 (enExample) |
| JP (4) | JP7451504B2 (enExample) |
| KR (3) | KR102948043B1 (enExample) |
| CN (8) | CN121284267A (enExample) |
| AU (3) | AU2019343079B2 (enExample) |
| BR (1) | BR112021005161A2 (enExample) |
| CA (1) | CA3113584C (enExample) |
| ES (1) | ES2985892T3 (enExample) |
| IL (3) | IL304931B1 (enExample) |
| MX (5) | MX2021003321A (enExample) |
| MY (1) | MY206350A (enExample) |
| PH (1) | PH12021550644A1 (enExample) |
| PL (1) | PL3843402T3 (enExample) |
| SG (1) | SG11202102908YA (enExample) |
| WO (1) | WO2020060328A1 (enExample) |
| ZA (1) | ZA202102080B (enExample) |
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| EP3975572A1 (en) * | 2018-09-11 | 2022-03-30 | LG Electronics Inc. | Residual coding method and device for same |
| ES2985892T3 (es) * | 2018-09-21 | 2024-11-07 | Guangdong Oppo Mobile Telecommunicationscorp Ltd | Método de codificación/decodificación de señales de imagen y aparato para el mismo |
| JP7277586B2 (ja) * | 2018-12-21 | 2023-05-19 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | モードおよびサイズに依存したブロックレベル制限の方法および装置 |
| CN113557719B (zh) * | 2019-03-11 | 2023-09-12 | 日本放送协会 | 图像编码装置、图像解码装置和程序 |
| KR20250048806A (ko) * | 2019-03-22 | 2025-04-10 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측 기반 영상 디코딩 방법 및 그 장치 |
| AU2020256658B2 (en) | 2019-04-12 | 2025-07-24 | Beijing Bytedance Network Technology Co., Ltd. | Most probable mode list construction for matrix-based intra prediction |
| CN117499656A (zh) | 2019-04-16 | 2024-02-02 | 北京字节跳动网络技术有限公司 | 帧内编解码模式下的矩阵推导 |
| CN113728647B (zh) | 2019-05-01 | 2023-09-05 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测的上下文编码 |
| CN117241018A (zh) | 2019-05-01 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 使用滤波的基于矩阵的帧内预测 |
| JP2022533190A (ja) | 2019-05-22 | 2022-07-21 | 北京字節跳動網絡技術有限公司 | アップサンプリングを使用した行列ベースのイントラ予測 |
| CN113924775B (zh) | 2019-05-31 | 2023-11-14 | 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限制的上采样 |
| WO2020244610A1 (en) | 2019-06-05 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Context determination for matrix-based intra prediction |
| CN121691720A (zh) | 2019-07-07 | 2026-03-17 | Oppo广东移动通信有限公司 | 图像预测方法、编码器、解码器以及存储介质 |
| JP7404526B2 (ja) | 2019-10-28 | 2023-12-25 | 北京字節跳動網絡技術有限公司 | カラーコンポーネントに基づくシンタックスシグナリング及び構文解析 |
| WO2021193775A1 (ja) * | 2020-03-27 | 2021-09-30 | 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、および復号方法 |
| WO2021196231A1 (zh) * | 2020-04-03 | 2021-10-07 | Oppo广东移动通信有限公司 | 变换方法、编码器、解码器以及存储介质 |
| CN113852816A (zh) * | 2021-09-28 | 2021-12-28 | 浙江大华技术股份有限公司 | 视频帧处理方法、装置、计算机设备和可读存储介质 |
| CN118743217A (zh) * | 2021-12-09 | 2024-10-01 | 联发科技股份有限公司 | 视频编解码系统中用于变换系数的符号编解码的方法与装置 |
| EP4449720A4 (en) * | 2021-12-16 | 2025-12-03 | Beijing Dajia Internet Information Tech Co Ltd | METHODS AND DEVICES FOR DERIVATING CANDIDATES FOR AN AFFINE FUSION MODE IN A VIDEO CODING |
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| KR101457894B1 (ko) | 2009-10-28 | 2014-11-05 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 복호화 방법 및 장치 |
| KR101269116B1 (ko) * | 2010-12-14 | 2013-05-29 | 엠앤케이홀딩스 주식회사 | 인터 예측 부호화된 동영상 복호화 방법 |
| KR101571947B1 (ko) * | 2011-03-08 | 2015-11-25 | 가부시키가이샤 제이브이씨 켄우드 | 동화상 부호화 장치, 동화상 부호화방법 및 동화상 부호화 프로그램, 및 동화상 복호 장치, 동화상 복호 방법 및 동화상 복호 프로그램 |
| FR2982447A1 (fr) * | 2011-11-07 | 2013-05-10 | France Telecom | Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants |
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| PL4447447T3 (pl) * | 2012-01-20 | 2026-07-20 | Velos Media International Limited | Ukrywanie wielu bitów znaku w jednostce transformaty |
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| WO2013190990A1 (ja) * | 2012-06-22 | 2013-12-27 | シャープ株式会社 | 算術復号装置、算術符号化装置、画像復号装置、および画像符号化装置 |
| JP2014007643A (ja) * | 2012-06-26 | 2014-01-16 | Mitsubishi Electric Corp | 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法 |
| US20140003530A1 (en) | 2012-06-28 | 2014-01-02 | Qualcomm Incorporated | Sign hiding techniques for quantized transform coefficients in video coding |
| US20150139303A1 (en) * | 2012-06-29 | 2015-05-21 | Sony Corporation | Encoding device, encoding method, decoding device, and decoding method |
| CN103796014A (zh) * | 2012-10-31 | 2014-05-14 | 朱洪波 | 条件于系数数目的自适应插值滤波器编码 |
| KR20170128390A (ko) * | 2015-03-19 | 2017-11-22 | 엘지전자 주식회사 | 비디오 신호의 처리 방법 및 이를 위한 장치 |
| EP3293975A4 (en) * | 2015-09-08 | 2018-10-10 | Samsung Electronics Co., Ltd. | Device and method for entropy encoding and decoding |
| US10547872B2 (en) * | 2015-09-10 | 2020-01-28 | Samsung Electronics Co., Ltd. | Encoding device, decoding device, and encoding method and decoding method thereof |
| CN108432250A (zh) * | 2016-01-07 | 2018-08-21 | 联发科技股份有限公司 | 用于视频编解码的仿射帧间预测的方法及装置 |
| WO2017188739A1 (ko) * | 2016-04-29 | 2017-11-02 | 세종대학교 산학협력단 | 영상 신호 부호화 및 복호화 방법과 장치 |
| EP3264763A1 (en) | 2016-06-29 | 2018-01-03 | Thomson Licensing | Method and apparatus for improved significance flag coding using simple local predictor |
| CN117201807A (zh) * | 2016-08-01 | 2023-12-08 | 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 |
| US10448010B2 (en) * | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| CA3288654A1 (en) * | 2017-01-03 | 2025-11-29 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Image processing method and apparatus therefor |
| KR20180089290A (ko) * | 2017-01-31 | 2018-08-08 | 세종대학교산학협력단 | 영상의 부호화/복호화 방법 및 장치 |
| US11019346B2 (en) * | 2018-07-02 | 2021-05-25 | Qualcomm Incorporated | Coefficient coding with grouped bypass remaining levels for dependent quantization |
| KR20240059000A (ko) | 2018-07-02 | 2024-05-07 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 종속 스칼라 양자화에 적합한 변환 계수의 엔트로피 코딩 |
| CN112567754B (zh) * | 2018-08-22 | 2022-09-20 | 寰发股份有限公司 | 转换系数编码或解码的方法与装置 |
| US11483575B2 (en) * | 2018-08-24 | 2022-10-25 | Hfi Innovation Inc. | Coding transform coefficients with throughput constraints |
| US11336918B2 (en) * | 2018-09-05 | 2022-05-17 | Qualcomm Incorporated | Regular coded bin reduction for coefficient coding |
| CN111373753B (zh) | 2018-09-20 | 2023-09-08 | Lg电子株式会社 | 变换因子级别编码方法及其装置 |
| ES2985892T3 (es) * | 2018-09-21 | 2024-11-07 | Guangdong Oppo Mobile Telecommunicationscorp Ltd | Método de codificación/decodificación de señales de imagen y aparato para el mismo |
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2019
- 2019-09-20 ES ES19862684T patent/ES2985892T3/es active Active
- 2019-09-20 EP EP24156101.8A patent/EP4340356A3/en active Pending
- 2019-09-20 CN CN202511780208.4A patent/CN121284267A/zh active Pending
- 2019-09-20 BR BR112021005161-9A patent/BR112021005161A2/pt unknown
- 2019-09-20 MY MYPI2021001508A patent/MY206350A/en unknown
- 2019-09-20 MX MX2021003321A patent/MX2021003321A/es unknown
- 2019-09-20 EP EP19862684.8A patent/EP3843402B1/en active Active
- 2019-09-20 CN CN202310145089.XA patent/CN116320397B/zh active Active
- 2019-09-20 PL PL19862684.8T patent/PL3843402T3/pl unknown
- 2019-09-20 CN CN202511780008.9A patent/CN121397238A/zh active Pending
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