CN109923861B - 用于上下文自适应二进制算术编码的方法和设备 - Google Patents
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- CN109923861B CN109923861B CN201780068190.2A CN201780068190A CN109923861B CN 109923861 B CN109923861 B CN 109923861B CN 201780068190 A CN201780068190 A CN 201780068190A CN 109923861 B CN109923861 B CN 109923861B
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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
- H04N19/10—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]
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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
- H04N19/10—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
- H04N19/134—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
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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
- H04N19/10—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
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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
- H04N19/10—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
- H04N19/172—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 picture, frame or field
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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
- H04N19/10—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
- 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
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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
- H04N19/70—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
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- Signal Processing (AREA)
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16306307.6 | 2016-10-05 | ||
| EP16306307.6A EP3306924A1 (en) | 2016-10-05 | 2016-10-05 | Method and device for context-adaptive binary arithmetic coding a sequence of binary symbols representing a syntax element related to picture data |
| PCT/EP2017/071847 WO2018065154A1 (en) | 2016-10-05 | 2017-08-31 | Method and device for context-adaptive binary arithmetic coding a sequence of binary symbols representing a syntax element related to picture data |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109923861A CN109923861A (zh) | 2019-06-21 |
| CN109923861B true CN109923861B (zh) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780068190.2A Active CN109923861B (zh) | 2016-10-05 | 2017-08-31 | 用于上下文自适应二进制算术编码的方法和设备 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11006116B2 (enExample) |
| EP (2) | EP3306924A1 (enExample) |
| JP (1) | JP7195251B2 (enExample) |
| KR (1) | KR102416958B1 (enExample) |
| CN (1) | CN109923861B (enExample) |
| WO (1) | WO2018065154A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3611922B1 (en) * | 2017-04-13 | 2025-05-28 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for decoding and encoding a video signal |
| US10798382B2 (en) * | 2018-04-26 | 2020-10-06 | Tencent America LLC | Sub-block transform |
| WO2020060364A1 (ko) | 2018-09-23 | 2020-03-26 | 엘지전자 주식회사 | 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치 |
| KR102595372B1 (ko) * | 2018-12-17 | 2023-10-27 | 엘지전자 주식회사 | 고주파 제로잉을 기반으로 변환 계수 스캔 순서를 결정하는 방법 및 장치 |
| US11477486B2 (en) * | 2019-01-02 | 2022-10-18 | Qualcomm Incorporated | Escape coding for coefficient levels |
| KR20250038809A (ko) | 2019-03-04 | 2025-03-19 | 엘지전자 주식회사 | 영상 코딩 시스템에서 컨텍스트 코딩된 사인 플래그를 사용하는 영상 디코딩 방법 및 그 장치 |
| CN114026873A (zh) * | 2019-06-22 | 2022-02-08 | 北京达佳互联信息技术有限公司 | 用于视频编解码中预测简化的方法和装置 |
| GB2585042A (en) * | 2019-06-25 | 2020-12-30 | Sony Corp | Image data encoding and decoding |
| EP4024861A4 (en) * | 2019-08-31 | 2023-06-28 | LG Electronics Inc. | Method for decoding video for residual coding and device therefor |
| CN114071140B (zh) * | 2019-12-03 | 2022-12-23 | 杭州海康威视数字技术股份有限公司 | 解码方法、编码方法、装置、设备及机器可读存储介质 |
| WO2022179404A1 (en) * | 2021-02-23 | 2022-09-01 | Beijing Bytedance Network Technology Co., Ltd. | Residual coding on non-dyadic blocks |
| CN113382265B (zh) * | 2021-05-19 | 2023-03-24 | 北京大学深圳研究生院 | 视频数据熵编码硬件实现方法、设备、介质及程序产品 |
| WO2023082484A1 (en) * | 2021-11-10 | 2023-05-19 | Beijing Bytedance Network Technology Co., Ltd. | Array based residual coding on non-dyadic blocks |
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| CN102769744A (zh) * | 2012-06-19 | 2012-11-07 | 南京信息工程大学 | 一种卫星图像的编码方法 |
| WO2013006446A1 (en) * | 2011-07-01 | 2013-01-10 | Qualcomm Incorporated | Context adaptive entropy coding for non-square blocks in video coding |
| CN103733627A (zh) * | 2011-06-14 | 2014-04-16 | Lg电子株式会社 | 用于编码和解码图像信息的方法 |
| CN104081777A (zh) * | 2012-01-30 | 2014-10-01 | 高通股份有限公司 | 用于视频译码的残余四叉树(rqt)译码 |
| CN104205835A (zh) * | 2012-03-22 | 2014-12-10 | 高通股份有限公司 | 导出最末位置译码的上下文以供视频译码 |
| CN104205830A (zh) * | 2012-04-11 | 2014-12-10 | 高通股份有限公司 | 用于在视频译码中的参考索引译码的旁路二进制位 |
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| US6900748B2 (en) | 2003-07-17 | 2005-05-31 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for binarization and arithmetic coding of a data value |
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| US20070071090A1 (en) * | 2005-06-21 | 2007-03-29 | National Chiao Tung University | Method for performing context adaptive binary arithmetic coding with stochastic bit reshuffling for fine granularity scalability |
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| US8254455B2 (en) * | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
| US9648325B2 (en) * | 2007-06-30 | 2017-05-09 | Microsoft Technology Licensing, Llc | Video decoding implementations for a graphics processing unit |
| KR20090004658A (ko) * | 2007-07-02 | 2009-01-12 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
| AU2015202670B2 (en) | 2009-08-17 | 2016-09-22 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding video, and method and apparatus for decoding video |
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2016
- 2016-10-05 EP EP16306307.6A patent/EP3306924A1/en not_active Withdrawn
-
2017
- 2017-08-31 KR KR1020197012587A patent/KR102416958B1/ko active Active
- 2017-08-31 JP JP2019517817A patent/JP7195251B2/ja active Active
- 2017-08-31 EP EP17761858.4A patent/EP3523965B1/en active Active
- 2017-08-31 US US16/340,064 patent/US11006116B2/en active Active
- 2017-08-31 WO PCT/EP2017/071847 patent/WO2018065154A1/en not_active Ceased
- 2017-08-31 CN CN201780068190.2A patent/CN109923861B/zh active Active
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| CN104081777A (zh) * | 2012-01-30 | 2014-10-01 | 高通股份有限公司 | 用于视频译码的残余四叉树(rqt)译码 |
| CN104205835A (zh) * | 2012-03-22 | 2014-12-10 | 高通股份有限公司 | 导出最末位置译码的上下文以供视频译码 |
| CN104205830A (zh) * | 2012-04-11 | 2014-12-10 | 高通股份有限公司 | 用于在视频译码中的参考索引译码的旁路二进制位 |
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Also Published As
| Publication number | Publication date |
|---|---|
| US11006116B2 (en) | 2021-05-11 |
| KR20190058609A (ko) | 2019-05-29 |
| EP3523965B1 (en) | 2023-12-13 |
| KR102416958B1 (ko) | 2022-07-05 |
| WO2018065154A1 (en) | 2018-04-12 |
| JP7195251B2 (ja) | 2022-12-23 |
| CN109923861A (zh) | 2019-06-21 |
| US20200045316A1 (en) | 2020-02-06 |
| EP3523965A1 (en) | 2019-08-14 |
| EP3306924A1 (en) | 2018-04-11 |
| JP2019531026A (ja) | 2019-10-24 |
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