BR112021017453A2 - Inicialização de probabilidade para codificação de vídeo - Google Patents
Inicialização de probabilidade para codificação de vídeoInfo
- Publication number
- BR112021017453A2 BR112021017453A2 BR112021017453A BR112021017453A BR112021017453A2 BR 112021017453 A2 BR112021017453 A2 BR 112021017453A2 BR 112021017453 A BR112021017453 A BR 112021017453A BR 112021017453 A BR112021017453 A BR 112021017453A BR 112021017453 A2 BR112021017453 A2 BR 112021017453A2
- Authority
- BR
- Brazil
- Prior art keywords
- context
- value
- entropy
- video encoding
- initialization
- Prior art date
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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/124—Quantisation
-
- 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
- H04N19/90—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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962817475P | 2019-03-12 | 2019-03-12 | |
| US201962834297P | 2019-04-15 | 2019-04-15 | |
| US201962871519P | 2019-07-08 | 2019-07-08 | |
| US16/816,016 US11178399B2 (en) | 2019-03-12 | 2020-03-11 | Probability initialization for video coding |
| PCT/US2020/022355 WO2020186038A1 (en) | 2019-03-12 | 2020-03-12 | Probability initialization for video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021017453A2 true BR112021017453A2 (pt) | 2021-11-16 |
Family
ID=72422810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021017453A BR112021017453A2 (pt) | 2019-03-12 | 2020-03-12 | Inicialização de probabilidade para codificação de vídeo |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US11178399B2 (https=) |
| EP (1) | EP3939326A1 (https=) |
| JP (1) | JP7419389B2 (https=) |
| KR (1) | KR20210133976A (https=) |
| CN (1) | CN113632491B (https=) |
| AU (1) | AU2020235096B2 (https=) |
| BR (1) | BR112021017453A2 (https=) |
| CL (1) | CL2021002385A1 (https=) |
| CO (1) | CO2021011814A2 (https=) |
| IL (1) | IL285919B2 (https=) |
| MX (1) | MX2021011102A (https=) |
| MY (1) | MY208520A (https=) |
| PH (1) | PH12021552101A1 (https=) |
| SA (1) | SA521430253B1 (https=) |
| SG (1) | SG11202109363QA (https=) |
| WO (1) | WO2020186038A1 (https=) |
| ZA (1) | ZA202107664B (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113905233B (zh) * | 2021-09-30 | 2024-04-30 | 安谋科技（中国）有限公司 | 基于音频视频编码标准的熵解码方法、可读介质及其电子设备 |
| US12445614B2 (en) | 2022-02-07 | 2025-10-14 | Tencent America LLC | Adaptive context-based adaptive binary arithmetic coding (CABAC) initial state selection from coded pictures |
| WO2023195643A1 (ko) * | 2022-04-05 | 2023-10-12 | 삼성전자 주식회사 | 엔트로피 부호화 및 복호화 장치 및 그 방법 |
| CA3245490A1 (en) | 2022-04-05 | 2025-06-13 | Samsung Electronics Co., Ltd. | ENTROPIC CODING AND DECODING DEVICE, AND ASSOCIATED METHOD |
| JP2025522817A (ja) * | 2022-06-30 | 2025-07-17 | 華為技術有限公司 | エントロピーコーディングパラメータの適応的選択 |
| KR20250126047A (ko) * | 2023-01-13 | 2025-08-22 | 엘지전자 주식회사 | 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법 |
| US20240348782A1 (en) * | 2023-04-13 | 2024-10-17 | Alibaba Innovation Private Limited | Methods for context-based video coding |
| WO2026005571A1 (ko) * | 2024-06-28 | 2026-01-02 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| WO2026011579A1 (zh) * | 2024-07-10 | 2026-01-15 | 海信视像科技股份有限公司 | 基于帧间预测的编解码方法、装置、芯片及存储介质 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107529709B (zh) * | 2011-06-16 | 2019-05-07 | Ge视频压缩有限责任公司 | 解码器、编码器、解码和编码视频的方法及存储介质 |
| UA114674C2 (uk) * | 2011-07-15 | 2017-07-10 | ДЖ.І. ВІДІЕУ КЕМПРЕШН, ЛЛСі | Ініціалізація контексту в ентропійному кодуванні |
| US9800870B2 (en) * | 2011-09-16 | 2017-10-24 | Qualcomm Incorporated | Line buffer reduction for short distance intra-prediction |
| US9484952B2 (en) * | 2011-11-03 | 2016-11-01 | Qualcomm Incorporated | Context state and probability initialization for context adaptive entropy coding |
| US20130114691A1 (en) * | 2011-11-03 | 2013-05-09 | Qualcomm Incorporated | Adaptive initialization for context adaptive entropy coding |
| US9654772B2 (en) | 2012-01-19 | 2017-05-16 | Qualcomm Incorporated | Context adaptive entropy coding with a reduced initialization value set |
| CN108347606B (zh) | 2012-07-01 | 2022-08-19 | 夏普株式会社 | 电子设备及方法 |
| US20140092985A1 (en) * | 2012-09-28 | 2014-04-03 | Sharp Laboratories Of America, Inc. | Content initialization for enhancement layer coding |
| US10368072B2 (en) * | 2015-05-29 | 2019-07-30 | Qualcomm Incorporated | Advanced arithmetic coder |
| US11233998B2 (en) | 2015-05-29 | 2022-01-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| ES2844525B1 (es) * | 2015-09-11 | 2022-07-05 | Kt Corp | Metodo para decodificar un video |
| EP3354032A1 (en) | 2015-09-21 | 2018-08-01 | VID SCALE, Inc. | Inverse reshaping for high dynamic range video coding |
| US20190068989A1 (en) * | 2016-02-25 | 2019-02-28 | Kt Corporation | Video signal processing method and device |
| US10616582B2 (en) * | 2016-09-30 | 2020-04-07 | Qualcomm Incorporated | Memory and bandwidth reduction of stored data in image/video coding |
| US11284080B2 (en) * | 2016-12-30 | 2022-03-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoded picture buffer management for handling cross-picture data prediction |
| US11184636B2 (en) * | 2017-06-28 | 2021-11-23 | Sharp Kabushiki Kaisha | Video encoding device and video decoding device |
| JP2021005741A (ja) * | 2017-09-14 | 2021-01-14 | シャープ株式会社 | 画像符号化装置及び画像復号装置 |
| US10869062B2 (en) | 2017-12-21 | 2020-12-15 | Qualcomm Incorporated | Probability initialization and signaling for adaptive arithmetic coding in video coding |
| 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 |
| JP7350769B2 (ja) | 2018-03-29 | 2023-09-26 | アリス エンタープライジズ エルエルシー | Ｈｄｒコンテンツをデブロックするためのシステムおよび方法 |
| JP7212150B2 (ja) * | 2018-09-19 | 2023-01-24 | 北京字節跳動網絡技術有限公司 | 適応動きベクトル解像度によるアフィンモードへの構文の使用 |
| JP2020150516A (ja) * | 2019-03-15 | 2020-09-17 | シャープ株式会社 | 画像復号装置及び画像符号化装置 |
| US11516489B2 (en) * | 2019-06-24 | 2022-11-29 | Tencent America LLC | Method and apparatus for video coding |
-
2020
- 2020-03-11 US US16/816,016 patent/US11178399B2/en active Active
- 2020-03-12 WO PCT/US2020/022355 patent/WO2020186038A1/en not_active Ceased
- 2020-03-12 CN CN202080020348.0A patent/CN113632491B/zh active Active
- 2020-03-12 JP JP2021552918A patent/JP7419389B2/ja active Active
- 2020-03-12 MY MYPI2021004925A patent/MY208520A/en unknown
- 2020-03-12 KR KR1020217028613A patent/KR20210133976A/ko active Pending
- 2020-03-12 BR BR112021017453A patent/BR112021017453A2/pt unknown
- 2020-03-12 IL IL285919A patent/IL285919B2/en unknown
- 2020-03-12 PH PH1/2021/552101A patent/PH12021552101A1/en unknown
- 2020-03-12 EP EP20717464.0A patent/EP3939326A1/en active Pending
- 2020-03-12 MX MX2021011102A patent/MX2021011102A/es unknown
- 2020-03-12 SG SG11202109363QA patent/SG11202109363QA/en unknown
- 2020-03-12 AU AU2020235096A patent/AU2020235096B2/en active Active
-
2021
- 2021-09-07 SA SA521430253A patent/SA521430253B1/ar unknown
- 2021-09-08 CO CONC2021/0011814A patent/CO2021011814A2/es unknown
- 2021-09-13 CL CL2021002385A patent/CL2021002385A1/es unknown
- 2021-10-11 ZA ZA2021/07664A patent/ZA202107664B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SA521430253B1 (ar) | 2024-10-01 |
| US11178399B2 (en) | 2021-11-16 |
| MX2021011102A (es) | 2021-10-22 |
| CN113632491A (zh) | 2021-11-09 |
| CA3131883A1 (en) | 2020-09-17 |
| CO2021011814A2 (es) | 2021-09-30 |
| PH12021552101A1 (en) | 2022-05-30 |
| WO2020186038A1 (en) | 2020-09-17 |
| IL285919B1 (en) | 2024-03-01 |
| IL285919A (en) | 2021-10-31 |
| JP2022524056A (ja) | 2022-04-27 |
| CN113632491B (zh) | 2024-10-29 |
| EP3939326A1 (en) | 2022-01-19 |
| US20200296378A1 (en) | 2020-09-17 |
| MY208520A (en) | 2025-05-14 |
| SG11202109363QA (en) | 2021-09-29 |
| ZA202107664B (en) | 2025-01-29 |
| AU2020235096B2 (en) | 2025-09-04 |
| IL285919B2 (en) | 2024-07-01 |
| CL2021002385A1 (es) | 2022-06-17 |
| JP7419389B2 (ja) | 2024-01-22 |
| AU2020235096A1 (en) | 2021-09-30 |
| KR20210133976A (ko) | 2021-11-08 |
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