TW201705760A - 進階之算術寫碼器 - Google Patents
進階之算術寫碼器 Download PDFInfo
- Publication number
- TW201705760A TW201705760A TW105116798A TW105116798A TW201705760A TW 201705760 A TW201705760 A TW 201705760A TW 105116798 A TW105116798 A TW 105116798A TW 105116798 A TW105116798 A TW 105116798A TW 201705760 A TW201705760 A TW 201705760A
- Authority
- TW
- Taiwan
- Prior art keywords
- value
- context
- video
- entropy
- probability state
- Prior art date
Links
- 238000000034 method Methods 0.000 claims abstract description 198
- 230000008569 process Effects 0.000 claims abstract description 81
- 238000013139 quantization Methods 0.000 claims description 45
- 230000003044 adaptive effect Effects 0.000 claims description 35
- 238000003860 storage Methods 0.000 claims description 33
- 238000004891 communication Methods 0.000 claims description 17
- 230000006870 function Effects 0.000 claims description 15
- 238000013507 mapping Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 description 48
- 239000013598 vector Substances 0.000 description 33
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 18
- 238000010586 diagram Methods 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 14
- 238000001914 filtration Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 12
- 238000007906 compression Methods 0.000 description 9
- 230000006835 compression Effects 0.000 description 9
- 238000005192 partition Methods 0.000 description 8
- 238000013500 data storage Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 241000023320 Luma <angiosperm> Species 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 6
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 6
- 239000000523 sample Substances 0.000 description 5
- 238000000638 solvent extraction Methods 0.000 description 5
- 230000002123 temporal effect Effects 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 230000011218 segmentation Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 235000012431 wafers Nutrition 0.000 description 3
- VBRBNWWNRIMAII-WYMLVPIESA-N 3-[(e)-5-(4-ethylphenoxy)-3-methylpent-3-enyl]-2,2-dimethyloxirane Chemical compound C1=CC(CC)=CC=C1OC\C=C(/C)CCC1C(C)(C)O1 VBRBNWWNRIMAII-WYMLVPIESA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 239000013074 reference sample Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241000985610 Forpus Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011423 initialization method Methods 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- H04N19/10—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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/4006—Conversion to or from arithmetic code
- H03M7/4012—Binary arithmetic codes
- H03M7/4018—Context adapative binary arithmetic codes [CABAC]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/60—General implementation details not specific to a particular type of compression
- H03M7/6011—Encoder aspects
-
- 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
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of 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
- H04N19/169—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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
-
- 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
- H04N19/70—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)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562168503P | 2015-05-29 | 2015-05-29 | |
| US15/166,068 US10368072B2 (en) | 2015-05-29 | 2016-05-26 | Advanced arithmetic coder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201705760A true TW201705760A (zh) | 2017-02-01 |
Family
ID=57399365
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW105116798A TW201705760A (zh) | 2015-05-29 | 2016-05-27 | 進階之算術寫碼器 |
| TW105116796A TW201701664A (zh) | 2015-05-29 | 2016-05-27 | 進階之算術寫碼器 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW105116796A TW201701664A (zh) | 2015-05-29 | 2016-05-27 | 進階之算術寫碼器 |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US10368072B2 (enExample) |
| EP (2) | EP3304910A1 (enExample) |
| JP (2) | JP6779918B2 (enExample) |
| KR (2) | KR102639864B1 (enExample) |
| CN (2) | CN107667533B (enExample) |
| AU (2) | AU2016270634B2 (enExample) |
| BR (1) | BR112017025612A2 (enExample) |
| TW (2) | TW201705760A (enExample) |
| WO (2) | WO2016196287A1 (enExample) |
Families Citing this family (97)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101785898B1 (ko) | 2011-01-14 | 2017-10-16 | 지이 비디오 컴프레션, 엘엘씨 | 엔트로피 인코딩 및 디코딩 방식 |
| FR2982446A1 (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 |
| 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 |
| US10368072B2 (en) | 2015-05-29 | 2019-07-30 | Qualcomm Incorporated | Advanced arithmetic coder |
| EP3629581A1 (en) * | 2015-10-13 | 2020-04-01 | Samsung Electronics Co., Ltd. | Method and device for encoding or decoding image |
| EP3264763A1 (en) * | 2016-06-29 | 2018-01-03 | Thomson Licensing | Method and apparatus for improved significance flag coding using simple local predictor |
| US10757412B2 (en) | 2017-01-03 | 2020-08-25 | Avago Technologies International Sales Pte. Limited | Architecture flexible binary arithmetic coding system |
| US11265561B2 (en) * | 2017-01-06 | 2022-03-01 | Mediatek Inc. | Method and apparatus for range derivation in context adaptive binary arithmetic coding |
| US10554988B2 (en) * | 2017-03-22 | 2020-02-04 | Qualcomm Incorporated | Binary arithmetic coding with parameterized probability estimation finite state machines |
| EP4742668A3 (en) * | 2017-07-14 | 2026-07-29 | HFI Innovation Inc. | Method and apparatus for range derivation in context adaptive binary arithmetic coding |
| WO2019069902A1 (ja) * | 2017-10-06 | 2019-04-11 | 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 |
| US10791341B2 (en) | 2017-10-10 | 2020-09-29 | Qualcomm Incorporated | Binary arithmetic coding with progressive modification of adaptation parameters |
| WO2019140083A1 (en) * | 2018-01-12 | 2019-07-18 | Futurewei Technologies, Inc. | Adaptive multi-hypothesis context-adaptive binary arithmetic coding (mcabac) |
| CN119011828A (zh) | 2018-01-30 | 2024-11-22 | 松下电器（美国）知识产权公司 | 解码装置和非暂时性的计算机可读介质 |
| US11003811B2 (en) | 2018-02-09 | 2021-05-11 | International Business Machines Corporation | Generating samples of outcomes from a quantum simulator |
| JP7181941B2 (ja) * | 2018-03-29 | 2022-12-01 | フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム |
| WO2019191886A1 (zh) * | 2018-04-02 | 2019-10-10 | 北京大学 | 上下文的概率更新方法与装置 |
| US11503299B2 (en) | 2018-05-10 | 2022-11-15 | Sharp Kabushiki Kaisha | Systems and methods for performing binary arithmetic coding in video coding |
| CN108683921B (zh) * | 2018-06-07 | 2020-04-07 | 四川大学 | 一种基于零量化dct系数组的视频可逆信息隐藏方法 |
| TWI731345B (zh) | 2018-06-19 | 2021-06-21 | 大陸商北京字節跳動網絡技術有限公司 | 模式相依運動向量差精確集 |
| EP3811612A1 (en) * | 2018-06-21 | 2021-04-28 | Telefonaktiebolaget LM Ericsson (publ) | Tile partitions with sub-tiles in video coding |
| EP3811613B1 (en) | 2018-06-21 | 2025-11-12 | Telefonaktiebolaget LM Ericsson (publ) | Flexible tile partitions |
| EP3811624A1 (en) | 2018-06-21 | 2021-04-28 | Telefonaktiebolaget LM Ericsson (publ) | Tile shuffling for 360 degree video decoding |
| TWI723445B (zh) | 2018-06-29 | 2021-04-01 | 大陸商北京字節跳動網絡技術有限公司 | 查找表的更新：fifo、約束的fifo |
| EP4325862A3 (en) | 2018-06-29 | 2024-03-06 | Beijing Bytedance Network Technology Co., Ltd. | Checking order of motion candidates in lut |
| KR102641872B1 (ko) | 2018-06-29 | 2024-02-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut와 amvp 사이의 상호작용 |
| JP7460617B2 (ja) | 2018-06-29 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | Ｌｕｔ更新条件 |
| CN110662070B (zh) | 2018-06-29 | 2022-03-18 | 北京字节跳动网络技术有限公司 | 用于查找表更新的编码的运动信息的选择 |
| WO2020003282A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Managing motion vector predictors for video coding |
| CN110662054B (zh) | 2018-06-29 | 2023-01-06 | 北京字节跳动网络技术有限公司 | 用于视频处理的方法、装置、计算机可读存储介质 |
| WO2020003279A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Concept of using one or multiple look up tables to store motion information of previously coded in order and use them to code following blocks |
| WO2020009758A1 (en) | 2018-07-02 | 2020-01-09 | Interdigital Vc Holdings, Inc. | Context-based binary arithmetic encoding and decoding |
| WO2020008351A1 (en) | 2018-07-02 | 2020-01-09 | Beijing Bytedance Network Technology Co., Ltd. | Luts with lic |
| CN112689960B (zh) | 2018-07-06 | 2025-10-17 | 弗劳恩霍夫应用研究促进协会 | 算术编码器、算术解码器、视频编码器、视频解码器、编码方法、解码方法和计算机程序 |
| AU2018217336B2 (en) * | 2018-08-17 | 2025-04-24 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a transformed block of video samples |
| AU2018217333B2 (en) | 2018-08-17 | 2025-04-24 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a transformed block of video samples |
| TWI820211B (zh) | 2018-09-12 | 2023-11-01 | 大陸商北京字節跳動網絡技術有限公司 | 取決於總數減去k的開始檢查hmvp候選的條件 |
| TWI827681B (zh) | 2018-09-19 | 2024-01-01 | 大陸商北京字節跳動網絡技術有限公司 | 具有自適應運動矢量分辨率的仿射模式的語法重用 |
| EP3854082A1 (en) | 2018-09-21 | 2021-07-28 | InterDigital VC Holdings, Inc. | Scalar quantizer decision scheme for dependent scalar quantization |
| US10951898B2 (en) * | 2018-10-11 | 2021-03-16 | Lg Electronics Inc. | Image decoding method and device using residual information in image coding system |
| KR102365119B1 (ko) * | 2018-11-12 | 2022-02-18 | 엘지전자 주식회사 | 고주파 제로잉을 기반으로 변환 계수를 코딩하는 방법 및 그 장치 |
| CN109819264B (zh) | 2018-12-28 | 2020-05-12 | 杭州海康威视数字技术股份有限公司 | 编码方法、解码方法及装置 |
| KR102648159B1 (ko) | 2019-01-10 | 2024-03-18 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut 업데이트의 호출 |
| CN113383554B (zh) | 2019-01-13 | 2022-12-16 | 北京字节跳动网络技术有限公司 | LUT和共享Merge列表之间的交互 |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| CN118118659A (zh) | 2019-01-31 | 2024-05-31 | 北京字节跳动网络技术有限公司 | 记录仿射模式自适应运动矢量分辨率的上下文 |
| CN113366851B (zh) | 2019-01-31 | 2025-10-21 | 北京字节跳动网络技术有限公司 | 对称运动矢量差编解码模式的快速算法 |
| CN120956934A (zh) | 2019-02-15 | 2025-11-14 | 北京字节跳动网络技术有限公司 | 视频压缩中的非二次幂分割树 |
| US11178399B2 (en) * | 2019-03-12 | 2021-11-16 | Qualcomm Incorporated | Probability initialization for video coding |
| WO2020189978A1 (ko) * | 2019-03-15 | 2020-09-24 | 삼성전자 주식회사 | 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치 |
| CN113615193B (zh) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Merge列表构建和其他工具之间的交互 |
| MX2021011419A (es) * | 2019-03-23 | 2022-01-06 | Huawei Tech Co Ltd | Un codificador, un decodificador y métodos correspondientes para la intrapredicción. |
| US11218735B2 (en) | 2019-04-02 | 2022-01-04 | Qualcomm Incorporated | Context derivation for last position coding for video coding |
| WO2020228762A1 (en) | 2019-05-14 | 2020-11-19 | Beijing Bytedance Network Technology Co., Ltd. | Context modeling for residual coding |
| US11405617B1 (en) * | 2019-05-21 | 2022-08-02 | Xilinx, Inc. | Method and system to enhance compression efficiency in encoded video by using dual pass entropy coding |
| CN118200585A (zh) * | 2019-06-11 | 2024-06-14 | 北京三星通信技术研究有限公司 | 模型更新方法、装置、电子设备及计算机可读存储介质 |
| CN113994679B (zh) | 2019-06-21 | 2024-07-12 | 北京字节跳动网络技术有限公司 | 关于上下文编解码二进制位的数量的限制 |
| EP3987815A4 (en) * | 2019-06-22 | 2023-06-14 | Beijing Dajia Internet Information Technology Co., Ltd. | METHOD AND DEVICE FOR PREDICTION SIMPLIFICATION IN VIDEO CODING |
| US11418790B2 (en) * | 2019-06-28 | 2022-08-16 | Qualcomm Incorporated | Arithmetic coding with selective adaptation for video coding |
| KR20250108771A (ko) * | 2019-08-31 | 2025-07-15 | 엘지전자 주식회사 | 레지듀얼 코딩에 대한 영상 디코딩 방법 및 그 장치 |
| CN114365490B (zh) | 2019-09-09 | 2024-06-18 | 北京字节跳动网络技术有限公司 | 高精度图像和视频编解码的系数缩放 |
| US11375223B2 (en) * | 2019-09-20 | 2022-06-28 | Tencent America LLC | Method for signaling output layer set with sub-picture |
| EP4018648A4 (en) | 2019-09-21 | 2022-11-23 | Beijing Bytedance Network Technology Co., Ltd. | HIGH PRECISION TRANSFORMATION AND QUANTIZATION FOR IMAGE AND VIDEO CODING |
| KR20260099221A (ko) | 2019-10-01 | 2026-06-26 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 잔차 및 계수 코딩 방법 및 장치 |
| EP4029259A1 (en) * | 2019-11-08 | 2022-07-20 | Google LLC | Probability estimation for entropy coding |
| US11356851B2 (en) | 2019-12-03 | 2022-06-07 | Harris Global Communications, Inc. | Communications system having multiple carriers with selectively transmitted real information and fake information and associated methods |
| JP7448349B2 (ja) * | 2019-12-17 | 2024-03-12 | シャープ株式会社 | 動画像復号装置 |
| MX2022010116A (es) | 2020-02-24 | 2022-09-05 | Bytedance Inc | Interaccion entre subimagen y se?alizacion de fila de mosaico. |
| KR102997097B1 (ko) | 2020-03-03 | 2026-07-30 | 바이트댄스 아이엔씨 | 비디오 코딩에서의 저 주파수 비-분리가능 변환 시그널링 |
| US11516514B2 (en) * | 2020-03-27 | 2022-11-29 | Tencent America LLC | High level control for deblocking operations |
| CN115462085B (zh) * | 2020-04-05 | 2025-06-20 | 字节跳动有限公司 | 视频处理方法、装置及可读记录介质 |
| US11659207B2 (en) * | 2020-06-08 | 2023-05-23 | Qualcomm Incorporated | General constraints of syntax elements for video coding |
| JP7834750B2 (ja) * | 2020-11-05 | 2026-03-24 | エルジー エレクトロニクス インコーポレイティド | ポイントクラウドデータ送信装置、ポイントクラウドデータ送信方法、ポイントクラウドデータ受信装置及びポイントクラウドデータ受信方法 |
| US11924471B2 (en) * | 2020-11-12 | 2024-03-05 | Qualcomm Incorporated | Context-based transform index signaling in video coding |
| KR20220090850A (ko) | 2020-12-23 | 2022-06-30 | 삼성전자주식회사 | 이미지 처리 장치 및 이미지 처리 장치의 동작 방법 |
| US11375242B1 (en) * | 2021-01-27 | 2022-06-28 | Qualcomm Incorporated | Compression of bitstream indexes for parallel entropy coding |
| AU2021202140A1 (en) * | 2021-04-07 | 2022-10-27 | Canon Kabushiki Kaisha | Grouped feature map quantisation |
| CN113489979A (zh) * | 2021-05-28 | 2021-10-08 | 杭州博雅鸿图视频技术有限公司 | 熵编码方法、装置、电子设备及存储介质 |
| US12041252B2 (en) * | 2021-06-07 | 2024-07-16 | Sony Interactive Entertainment Inc. | Multi-threaded CABAC decoding |
| EP4203473B1 (en) * | 2021-12-22 | 2024-07-24 | Axis AB | A method, an image processing device for dividing an array of pixels into slices and tiles, and a system for encoding the slices and tiles into a video stream |
| KR20240131401A (ko) * | 2021-12-29 | 2024-08-30 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 컨텍스트 기반 적용형 이진 산술 코딩을 위한 확률 계산 방법 및 장치 |
| US12348780B2 (en) * | 2022-02-04 | 2025-07-01 | Tencent America LLC | Block-level window size update for arithmetic coding |
| 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 |
| WO2023168257A2 (en) * | 2022-03-01 | 2023-09-07 | Innopeak Technology, Inc. | State transition of dependent quantization for aom enhanced compression model |
| JP2025510493A (ja) * | 2022-04-05 | 2025-04-15 | サムスン エレクトロニクス カンパニー リミテッド | エントロピー符号化装置及びエントロピー符号化復号装置、並びにその方法 |
| EP4505725A2 (en) * | 2022-04-08 | 2025-02-12 | InterDigital CE Patent Holdings, SAS | Systems and methods associated with entropy coding |
| US12418651B2 (en) | 2022-04-18 | 2025-09-16 | Tencent America LLC | CABAC inherited context initialization |
| CN115334313B (zh) * | 2022-06-22 | 2024-12-20 | 百果园技术(新加坡)有限公司 | 一种视频解码方法、装置、设备及存储介质 |
| CN115118999B (zh) * | 2022-06-23 | 2024-12-27 | 安谋科技（中国）有限公司 | 熵上下文处理方法、片上系统及电子设备 |
| CN115549692B (zh) * | 2022-09-26 | 2026-01-09 | 天津师范大学 | 一种低复杂度的基于加权编辑距离的前向-后向译码方法 |
| US20240348782A1 (en) * | 2023-04-13 | 2024-10-17 | Alibaba Innovation Private Limited | Methods for context-based video coding |
| CN121312135A (zh) * | 2023-06-05 | 2026-01-09 | 联发科技股份有限公司 | 用于视频编解码中的上下文自适应二进制算术编解码的上下文模型的自适应概率范围的方法和设备 |
| CN116567097B (zh) * | 2023-07-04 | 2023-09-01 | 广东慧航天唯科技有限公司 | 基于数据监控的废机油调度数据安全管理系统 |
| JP2025008339A (ja) * | 2023-07-05 | 2025-01-20 | シャープ株式会社 | ３ｄデータ復号装置および３ｄデータ符号化装置 |
| WO2026005571A1 (ko) * | 2024-06-28 | 2026-01-02 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| EP4679825A1 (en) * | 2024-07-10 | 2026-01-14 | InterDigital CE Patent Holdings, SAS | Binary element composition associated with non-adaptive binary arithmetic coding |
| WO2026050279A1 (en) * | 2024-08-27 | 2026-03-05 | Google Llc | Block-level control flag coding in cross-component sample offset |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2730953T3 (es) * | 2002-04-26 | 2019-11-13 | Ntt Docomo Inc | Método de decodificación de señal, dispositivo de decodificación de señal, y programa de decodificación de señal |
| JP3491001B1 (ja) * | 2002-04-26 | 2004-01-26 | 株式会社エヌ・ティ・ティ・ドコモ | 信号符号化方法、信号復号方法、信号符号化装置、信号復号装置、信号符号化プログラム、及び、信号復号プログラム |
| US8107535B2 (en) * | 2003-06-10 | 2012-01-31 | Rensselaer Polytechnic Institute (Rpi) | Method and apparatus for scalable motion vector coding |
| KR101054543B1 (ko) * | 2003-08-25 | 2011-08-04 | 에이전시 포 사이언스, 테크놀로지 앤드 리서치 | 영상 코딩에서의 인터 예측을 위한 모드 선택 |
| US7379608B2 (en) * | 2003-12-04 | 2008-05-27 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. | Arithmetic coding for transforming video and picture data units |
| US7599435B2 (en) * | 2004-01-30 | 2009-10-06 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Video frame encoding and decoding |
| US20070025441A1 (en) | 2005-07-28 | 2007-02-01 | Nokia Corporation | Method, module, device and system for rate control provision for video encoders capable of variable bit rate encoding |
| WO2009031648A1 (ja) * | 2007-09-06 | 2009-03-12 | Nec Corporation | 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法、映像符号化あるいは復号プログラム |
| EP2164176A1 (en) * | 2008-09-12 | 2010-03-17 | Thomson Licensing | Method for lossless compressing prefix-suffix-codes, method for decompressing a bit sequence representing integers or symbols encoded in compressed prefix-suffix-codes and storage medium or signal carrying compressed prefix-suffix-codes |
| HUE039299T2 (hu) * | 2010-09-09 | 2018-12-28 | Fraunhofer Ges Forschung | Entrópia kódolási és dekódolási séma |
| US8344917B2 (en) * | 2010-09-30 | 2013-01-01 | Sharp Laboratories Of America, Inc. | Methods and systems for context initialization in video coding and decoding |
| WO2012134246A2 (ko) * | 2011-04-01 | 2012-10-04 | 엘지전자 주식회사 | 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치 |
| TWI487295B (zh) * | 2011-05-17 | 2015-06-01 | Univ Nat Cheng Kung | 高產出平行化ａｖｃ／ｈ.２６４前後文適應性二位元算數解碼器之方法 |
| US10123053B2 (en) * | 2011-05-23 | 2018-11-06 | Texas Instruments Incorporated | Acceleration of bypass binary symbol processing in video coding |
| KR102106534B1 (ko) | 2011-06-28 | 2020-05-04 | 삼성전자주식회사 | 엔트로피 부호화/복호화 방법 및 장치 |
| WO2013057783A1 (ja) * | 2011-10-17 | 2013-04-25 | 株式会社東芝 | 符号化方法及び復号方法 |
| US9871537B2 (en) * | 2011-10-27 | 2018-01-16 | Qualcomm Incorporated | Mapping states in binary arithmetic coder for video coding |
| US9484952B2 (en) * | 2011-11-03 | 2016-11-01 | Qualcomm Incorporated | Context state and probability initialization for context adaptive entropy coding |
| US9538172B2 (en) * | 2012-04-11 | 2017-01-03 | Qualcomm Incorporated | Grouping bypass coded syntax elements in video coding |
| US9948934B2 (en) | 2014-07-02 | 2018-04-17 | Apple Inc. | Estimating rate costs in video encoding operations using entropy encoding statistics |
| EP3206399A4 (en) * | 2014-11-04 | 2017-10-25 | Samsung Electronics Co., Ltd. | Probability updating method for binary arithmetic coding/decoding, and entropy coding/decoding apparatus using same |
| US10368072B2 (en) | 2015-05-29 | 2019-07-30 | Qualcomm Incorporated | Advanced arithmetic coder |
-
2016
- 2016-05-26 US US15/166,068 patent/US10368072B2/en active Active
- 2016-05-26 US US15/166,044 patent/US10148961B2/en active Active
- 2016-05-27 EP EP16730573.9A patent/EP3304910A1/en not_active Ceased
- 2016-05-27 WO PCT/US2016/034647 patent/WO2016196287A1/en not_active Ceased
- 2016-05-27 CN CN201680030202.8A patent/CN107667533B/zh not_active Expired - Fee Related
- 2016-05-27 BR BR112017025612-6A patent/BR112017025612A2/pt not_active IP Right Cessation
- 2016-05-27 AU AU2016270634A patent/AU2016270634B2/en not_active Ceased
- 2016-05-27 JP JP2017561643A patent/JP6779918B2/ja not_active Expired - Fee Related
- 2016-05-27 JP JP2017561642A patent/JP6728240B2/ja not_active Expired - Fee Related
- 2016-05-27 TW TW105116798A patent/TW201705760A/zh unknown
- 2016-05-27 KR KR1020177034288A patent/KR102639864B1/ko active Active
- 2016-05-27 CN CN201680030561.3A patent/CN107667530B/zh not_active Expired - Fee Related
- 2016-05-27 AU AU2016270616A patent/AU2016270616B2/en not_active Ceased
- 2016-05-27 KR KR1020177034287A patent/KR20180013927A/ko not_active Ceased
- 2016-05-27 TW TW105116796A patent/TW201701664A/zh unknown
- 2016-05-27 WO PCT/US2016/034695 patent/WO2016196307A1/en not_active Ceased
- 2016-05-27 EP EP16729140.0A patent/EP3304909B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP6728240B2 (ja) | 2020-07-22 |
| JP6779918B2 (ja) | 2020-11-04 |
| US20160353108A1 (en) | 2016-12-01 |
| US10368072B2 (en) | 2019-07-30 |
| AU2016270616B2 (en) | 2020-06-25 |
| TW201701664A (zh) | 2017-01-01 |
| AU2016270634B2 (en) | 2020-03-12 |
| JP2018521555A (ja) | 2018-08-02 |
| WO2016196287A1 (en) | 2016-12-08 |
| AU2016270634A1 (en) | 2017-11-09 |
| KR102639864B1 (ko) | 2024-02-22 |
| EP3304909A1 (en) | 2018-04-11 |
| US20160353110A1 (en) | 2016-12-01 |
| AU2016270616A1 (en) | 2017-11-09 |
| BR112017025605A2 (pt) | 2018-08-07 |
| CN107667530B (zh) | 2020-02-21 |
| KR20180013927A (ko) | 2018-02-07 |
| JP2018521556A (ja) | 2018-08-02 |
| US10148961B2 (en) | 2018-12-04 |
| WO2016196307A1 (en) | 2016-12-08 |
| KR20180013928A (ko) | 2018-02-07 |
| CN107667530A (zh) | 2018-02-06 |
| CN107667533A (zh) | 2018-02-06 |
| BR112017025612A2 (pt) | 2018-08-07 |
| EP3304910A1 (en) | 2018-04-11 |
| CN107667533B (zh) | 2020-06-05 |
| EP3304909B1 (en) | 2020-03-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102639864B1 (ko) | 진보된 산술 코더 | |
| CN111357287B (zh) | 针对通过时间预测进行的上下文初始化的存储器减小 | |
| JP7633174B2 (ja) | 変換スキップモードのための係数コーディング | |
| JP6873051B2 (ja) | 改善されたコンテキスト適応バイナリ算術コーティング（ｃａｂａｃ）設計を使用したデータのコーディング | |
| KR102315238B1 (ko) | 비디오 코딩 프로세스에서 계수 레벨 코딩을 위한 라이스 파라미터 초기화 | |
| JP7771187B2 (ja) | 高ビット深度ビデオコーディング用のｒｉｃｅパラメータ導出のための低複雑度履歴の使用 | |
| CN115623212B (zh) | 对比特流进行子划分区间的方法和电子装置 | |
| BR112017025605B1 (pt) | Codificador aritmético avançado |