CA2992850C - Coefficient level coding in video coding - Google Patents
Coefficient level coding in video coding Download PDFInfo
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- CA2992850C CA2992850C CA2992850A CA2992850A CA2992850C CA 2992850 C CA2992850 C CA 2992850C CA 2992850 A CA2992850 A CA 2992850A CA 2992850 A CA2992850 A CA 2992850A CA 2992850 C CA2992850 C CA 2992850C
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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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- 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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- H04N19/196—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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Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562212996P | 2015-09-01 | 2015-09-01 | |
| US62/212,996 | 2015-09-01 | ||
| US15/252,986 | 2016-08-31 | ||
| 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 (2)
| Publication Number | Publication Date |
|---|---|
| CA2992850A1 CA2992850A1 (en) | 2017-03-09 |
| CA2992850C true CA2992850C (en) | 2023-08-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2992850A Active CA2992850C (en) | 2015-09-01 | 2016-09-01 | Coefficient level coding in video coding |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US10616604B2 (OSRAM) |
| EP (1) | EP3345394B1 (OSRAM) |
| JP (1) | JP6802260B2 (OSRAM) |
| KR (1) | KR102722484B1 (OSRAM) |
| CN (1) | CN107925764B (OSRAM) |
| BR (1) | BR112018004180B1 (OSRAM) |
| CA (1) | CA2992850C (OSRAM) |
| ES (1) | ES2794559T3 (OSRAM) |
| HU (1) | HUE048784T2 (OSRAM) |
| WO (1) | WO2017040828A1 (OSRAM) |
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| US12355996B2 (en) | 2017-11-23 | 2025-07-08 | Interdigital Vc Holdings, Inc. | Encoding and decoding methods and corresponding devices |
| EP3490253A1 (en) * | 2017-11-23 | 2019-05-29 | Thomson Licensing | Encoding and decoding methods and corresponding devices |
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| US11997317B2 (en) * | 2021-09-29 | 2024-05-28 | Tencent America LLC | Techniques for constraint flag signaling for range extension with persistent rice adaptation |
| CN119342228A (zh) * | 2021-10-06 | 2025-01-21 | Oppo广东移动通信有限公司 | 用于视频编码的基于历史的rice参数推导 |
| WO2024151494A2 (en) * | 2023-01-09 | 2024-07-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Visual volumetric video-based coding method, encoder and decoder |
| 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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| EP2774360B1 (en) | 2011-11-04 | 2017-08-02 | Huawei Technologies Co., Ltd. | Differential pulse code modulation intra prediction for high efficiency video coding |
| KR102107645B1 (ko) * | 2011-11-07 | 2020-05-08 | 타지반 투 엘엘씨 | 화상 부호화 방법, 화상 복호 방법, 화상 부호화 장치, 화상 복호 장치, 및 화상 부호화 복호 장치 |
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| 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 |
| JP6130515B2 (ja) * | 2013-04-05 | 2017-05-17 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | Ｈｅｖｃにおけるｃａｂａｃに対する変換スキップブロックに対する高スループット残差符号化 |
| 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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| EP3345394B1 (en) | 2020-02-26 |
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