CN109982086B - 图像压缩方法及其装置 - Google Patents
图像压缩方法及其装置 Download PDFInfo
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- CN109982086B CN109982086B CN201910283606.3A CN201910283606A CN109982086B CN 109982086 B CN109982086 B CN 109982086B CN 201910283606 A CN201910283606 A CN 201910283606A CN 109982086 B CN109982086 B CN 109982086B
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- 230000006835 compression Effects 0.000 title claims abstract description 76
- 238000007906 compression Methods 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000005192 partition Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 12
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000213006 Angelica dahurica Species 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/40—Tree coding, e.g. quadtree, octree
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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
- H04N19/184—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
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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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
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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
- H04N19/90—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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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
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Claims (38)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910283606.3A CN109982086B (zh) | 2019-04-10 | 2019-04-10 | 图像压缩方法及其装置 |
US16/412,457 US10984561B2 (en) | 2019-04-10 | 2019-05-15 | Method for compressing image and device using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910283606.3A CN109982086B (zh) | 2019-04-10 | 2019-04-10 | 图像压缩方法及其装置 |
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Publication Number | Publication Date |
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CN109982086A CN109982086A (zh) | 2019-07-05 |
CN109982086B true CN109982086B (zh) | 2020-12-08 |
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CN201910283606.3A Active CN109982086B (zh) | 2019-04-10 | 2019-04-10 | 图像压缩方法及其装置 |
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US (1) | US10984561B2 (zh) |
CN (1) | CN109982086B (zh) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002253893A1 (en) * | 2001-01-30 | 2002-08-12 | California Institute Of Technology | Lossless and near-lossless source coding for multiple access networks |
US7525552B2 (en) * | 2004-04-21 | 2009-04-28 | Slipstream Data Inc. | Method, system and software product for color image encoding |
US7660475B2 (en) * | 2004-12-22 | 2010-02-09 | Ntt Docomo, Inc. | Method and apparatus for coding positions of coefficients |
CN105828073B (zh) * | 2009-07-02 | 2019-09-17 | 汤姆逊许可证公司 | 使用自适应树选择来对二进制集进行视频编解码的方法和装置 |
US10694210B2 (en) * | 2016-05-28 | 2020-06-23 | Microsoft Technology Licensing, Llc | Scalable point cloud compression with transform, and corresponding decompression |
US11632560B2 (en) * | 2017-12-06 | 2023-04-18 | V-Nova International Limited | Methods and apparatuses for encoding and decoding a bytestream |
EP3721625A1 (en) * | 2017-12-06 | 2020-10-14 | V-Nova International Limited | Methods and apparatuses for hierarchically encoding and decoding a bytestream |
CN108419086B (zh) * | 2018-05-08 | 2019-04-05 | 北京理工大学 | 一种基于霍夫曼编码的图像压缩方法 |
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2019
- 2019-04-10 CN CN201910283606.3A patent/CN109982086B/zh active Active
- 2019-05-15 US US16/412,457 patent/US10984561B2/en active Active
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Publication number | Publication date |
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US20200327704A1 (en) | 2020-10-15 |
US10984561B2 (en) | 2021-04-20 |
CN109982086A (zh) | 2019-07-05 |
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Address after: 201203, 11th Floor, Building 3, No. 889 Bibo Road, China (Shanghai) Pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Granfei Intelligent Technology Co.,Ltd. Country or region after: China Address before: 201203 3rd floor, building 2, No. 200, zhangheng Road, Pudong New Area pilot Free Trade Zone, Shanghai Patentee before: Gryfield Intelligent Technology Co.,Ltd. Country or region before: China |