ES2794559T3 - Codificación de nivel de coeficiente en codificación de vídeo - Google Patents
Codificación de nivel de coeficiente en codificación de vídeo Download PDFInfo
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- ES2794559T3 ES2794559T3 ES16766181T ES16766181T ES2794559T3 ES 2794559 T3 ES2794559 T3 ES 2794559T3 ES 16766181 T ES16766181 T ES 16766181T ES 16766181 T ES16766181 T ES 16766181T ES 2794559 T3 ES2794559 T3 ES 2794559T3
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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
- H04N19/12—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
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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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
- H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
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- 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
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- 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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- 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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- 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
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- H—ELECTRICITY
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- 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
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- 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
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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
- H04N19/17—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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- Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562212996P | 2015-09-01 | 2015-09-01 | |
| US15/252,986 US10616604B2 (en) | 2015-09-01 | 2016-08-31 | Coefficient level coding in video coding |
| PCT/US2016/049962 WO2017040828A1 (en) | 2015-09-01 | 2016-09-01 | Coefficient level coding in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2794559T3 true ES2794559T3 (es) | 2020-11-18 |
Family
ID=58096461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES16766181T Active ES2794559T3 (es) | 2015-09-01 | 2016-09-01 | Codificación de nivel de coeficiente en codificación de vídeo |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US10616604B2 (cg-RX-API-DMAC7.html) |
| EP (1) | EP3345394B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP6802260B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR102722484B1 (cg-RX-API-DMAC7.html) |
| CN (1) | CN107925764B (cg-RX-API-DMAC7.html) |
| BR (1) | BR112018004180B1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2992850C (cg-RX-API-DMAC7.html) |
| ES (1) | ES2794559T3 (cg-RX-API-DMAC7.html) |
| HU (1) | HUE048784T2 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2017040828A1 (cg-RX-API-DMAC7.html) |
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| US10805607B2 (en) * | 2016-04-29 | 2020-10-13 | Industry Academy Cooperation Foundation Of Sejong University | Video signal encoding/decoding method and apparatus |
| WO2017195555A1 (ja) * | 2016-05-13 | 2017-11-16 | シャープ株式会社 | 画像復号装置および画像符号化装置 |
| WO2018190595A1 (ko) * | 2017-04-13 | 2018-10-18 | 엘지전자(주) | 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치 |
| EP3490253A1 (en) * | 2017-11-23 | 2019-05-29 | Thomson Licensing | Encoding and decoding methods and corresponding devices |
| US12355996B2 (en) | 2017-11-23 | 2025-07-08 | Interdigital Vc Holdings, Inc. | Encoding and decoding methods and corresponding devices |
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| CN117119195A (zh) | 2018-03-29 | 2023-11-24 | 弗劳恩霍夫应用研究促进协会 | 变换系数块编码 |
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| KR20250011723A (ko) | 2019-07-10 | 2025-01-21 | 엘지전자 주식회사 | 영상 코딩 시스템에서 영상 코딩 방법 및 장치 |
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| WO2023028576A2 (en) | 2021-08-26 | 2023-03-02 | Innopeak Technology, Inc. | History-based rice parameter derivations for wavefront parallel processing in video coding |
| US11871038B2 (en) * | 2021-09-29 | 2024-01-09 | Tencent America LLC | Techniques for constraint flag signaling for range extension with residual rice coding extension |
| US11997317B2 (en) * | 2021-09-29 | 2024-05-28 | Tencent America LLC | Techniques for constraint flag signaling for range extension with persistent rice adaptation |
| CN118020294A (zh) * | 2021-10-06 | 2024-05-10 | 创峰科技 | 用于视频编码的基于历史的rice参数推导 |
| CN120380763A (zh) * | 2023-01-09 | 2025-07-25 | Oppo广东移动通信有限公司 | 基于视觉体积视频的编码方法、编码器及解码器 |
| WO2025181171A1 (en) * | 2024-02-29 | 2025-09-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for refined probability estimation of transform coefficients for video coding |
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| CN102300085B (zh) | 2010-06-25 | 2013-07-03 | 华晶科技股份有限公司 | 具有可变量化参数与可变编码参数的图像压缩方法 |
| US9503750B2 (en) | 2011-11-04 | 2016-11-22 | Futurewei Technologies, Inc. | Binarization of prediction residuals for lossless video coding |
| RU2610249C2 (ru) * | 2011-11-07 | 2017-02-08 | ТАГИВАН II ЭлЭлСи | Способ кодирования изображения, устройство кодирования изображения, способ декодирования изображения и устройство декодирования изображения |
| UA114311C2 (uk) | 2012-01-20 | 2017-05-25 | ДЖ.І. ВІДІЕУ КЕМПРЕШН, ЛЛСі | Кодування коефіцієнтів перетворення |
| US9866829B2 (en) | 2012-01-22 | 2018-01-09 | Qualcomm Incorporated | Coding of syntax elements that correspond to coefficients of a coefficient block in video coding |
| US9854235B2 (en) * | 2012-08-31 | 2017-12-26 | Blackberry Limited | Methods and devices for entropy coding in scalable video compression |
| WO2014162749A1 (en) * | 2013-04-05 | 2014-10-09 | Sharp Kabushiki Kaisha | High throughput residual coding for a transform skipped block for cabac in hevc |
| US10021419B2 (en) * | 2013-07-12 | 2018-07-10 | Qualcomm Incorported | Rice parameter initialization for coefficient level coding in video coding process |
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