CN110710219B - 用于系数代码化的上下文推导的方法和设备 - Google Patents
用于系数代码化的上下文推导的方法和设备 Download PDFInfo
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- CN110710219B CN110710219B CN201880036772.7A CN201880036772A CN110710219B CN 110710219 B CN110710219 B CN 110710219B CN 201880036772 A CN201880036772 A CN 201880036772A CN 110710219 B CN110710219 B CN 110710219B
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- 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
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- 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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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210047784.8A CN114449277B (zh) | 2017-12-08 | 2018-09-14 | 用于系数代码化的上下文推导的方法和设备 |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/835,501 US10547869B2 (en) | 2017-12-08 | 2017-12-08 | Template-based entropy coding of quantized transform coefficients |
US15/835,501 | 2017-12-08 | ||
US16/033,582 US10609421B2 (en) | 2018-07-12 | 2018-07-12 | Context derivation for coefficient coding |
US16/033,582 | 2018-07-12 | ||
PCT/US2018/051041 WO2019112669A1 (en) | 2017-12-08 | 2018-09-14 | Context derivation for coefficient coding |
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CN202210047784.8A Division CN114449277B (zh) | 2017-12-08 | 2018-09-14 | 用于系数代码化的上下文推导的方法和设备 |
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CN110710219A CN110710219A (zh) | 2020-01-17 |
CN110710219B true CN110710219B (zh) | 2022-02-11 |
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CN201880036772.7A Active CN110710219B (zh) | 2017-12-08 | 2018-09-14 | 用于系数代码化的上下文推导的方法和设备 |
CN202210047784.8A Active CN114449277B (zh) | 2017-12-08 | 2018-09-14 | 用于系数代码化的上下文推导的方法和设备 |
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Country Status (3)
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EP (1) | EP3721630A1 (de) |
CN (2) | CN110710219B (de) |
WO (1) | WO2019112669A1 (de) |
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CN117097905B (zh) * | 2023-10-11 | 2023-12-26 | 合肥工业大学 | 一种无损图像分块压缩方法、设备、存储介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101072349A (zh) * | 2006-06-08 | 2007-11-14 | 威盛电子股份有限公司 | 内容适应性可变长度编码的解码***与方法 |
CN104137542A (zh) * | 2012-03-02 | 2014-11-05 | 高通股份有限公司 | 用于变换系数译码的上下文导出中的基于扫描的滑动窗 |
Family Cites Families (5)
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US6549666B1 (en) * | 1994-09-21 | 2003-04-15 | Ricoh Company, Ltd | Reversible embedded wavelet system implementation |
GB201007406D0 (en) * | 2010-05-04 | 2010-06-16 | Aspex Semiconductor Ltd | Block motion estimation |
US20130003858A1 (en) * | 2011-06-30 | 2013-01-03 | Vivienne Sze | Simplified Context Selection For Entropy Coding of Transform Coefficient Syntax Elements |
US10390046B2 (en) * | 2011-11-07 | 2019-08-20 | Qualcomm Incorporated | Coding significant coefficient information in transform skip mode |
US9781424B2 (en) * | 2015-01-19 | 2017-10-03 | Google Inc. | Efficient context handling in arithmetic coding |
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2018
- 2018-09-14 EP EP18779974.7A patent/EP3721630A1/de not_active Withdrawn
- 2018-09-14 CN CN201880036772.7A patent/CN110710219B/zh active Active
- 2018-09-14 WO PCT/US2018/051041 patent/WO2019112669A1/en unknown
- 2018-09-14 CN CN202210047784.8A patent/CN114449277B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101072349A (zh) * | 2006-06-08 | 2007-11-14 | 威盛电子股份有限公司 | 内容适应性可变长度编码的解码***与方法 |
CN104137542A (zh) * | 2012-03-02 | 2014-11-05 | 高通股份有限公司 | 用于变换系数译码的上下文导出中的基于扫描的滑动窗 |
Also Published As
Publication number | Publication date |
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EP3721630A1 (de) | 2020-10-14 |
CN114449277A (zh) | 2022-05-06 |
WO2019112669A1 (en) | 2019-06-13 |
CN110710219A (zh) | 2020-01-17 |
CN114449277B (zh) | 2024-06-07 |
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