CN106604032B - 图像中文字块的压缩方法和装置及图像压缩方法和装置 - Google Patents
图像中文字块的压缩方法和装置及图像压缩方法和装置 Download PDFInfo
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- CN106604032B CN106604032B CN201611075224.4A CN201611075224A CN106604032B CN 106604032 B CN106604032 B CN 106604032B CN 201611075224 A CN201611075224 A CN 201611075224A CN 106604032 B CN106604032 B CN 106604032B
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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
- H04N19/186—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 colour or a chrominance component
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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
- H04N19/90—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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- Compression Of Band Width Or Redundancy In Fax (AREA)
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CN106604032B true CN106604032B (zh) | 2020-02-04 |
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CN106851294B (zh) * | 2017-01-03 | 2018-08-14 | 西安万像电子科技有限公司 | 图像的压缩方法和装置及其文字块的压缩方法和装置 |
CN107147913B (zh) * | 2017-05-16 | 2019-11-19 | 西安万像电子科技有限公司 | 文字块的传输方法和装置 |
CN107172430B (zh) * | 2017-06-06 | 2019-06-18 | 西安万像电子科技有限公司 | 文字块的编码方法和装置 |
CN114339305A (zh) * | 2021-12-22 | 2022-04-12 | 深信服科技股份有限公司 | 一种虚拟桌面图像处理方法及相关装置 |
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CN102523367B (zh) * | 2011-12-29 | 2016-06-15 | 全时云商务服务股份有限公司 | 基于多调色板的实时图像压缩和还原方法 |
CN103002288B (zh) * | 2012-12-28 | 2015-10-21 | 北京视博云科技有限公司 | 一种视频图像的编解码方法及装置 |
CN103686182B (zh) * | 2013-12-13 | 2016-12-21 | 洪雪荣 | 一种屏幕显示信息的编码方法和编码系统 |
GB2521606A (en) * | 2013-12-20 | 2015-07-01 | Canon Kk | Method and apparatus for transition encoding in video coding and decoding |
EP3090559A2 (en) * | 2014-01-02 | 2016-11-09 | VID SCALE, Inc. | Two-dimensional palette coding for screen content coding |
US9654806B2 (en) * | 2014-03-26 | 2017-05-16 | Qualcomm Incorporated | Determining palette size, palette entries and filtering of palette coded blocks in video coding |
CN105491384A (zh) * | 2014-10-06 | 2016-04-13 | 财团法人工业技术研究院 | 调色板编码方法与解码方法以及电子装置 |
JP6122516B2 (ja) * | 2015-01-28 | 2017-04-26 | 財團法人工業技術研究院Industrial Technology Research Institute | エンコーディング方法及びエンコーダ |
CN105472392B (zh) * | 2015-12-11 | 2018-11-20 | 西安万像电子科技有限公司 | 基于渐进式文字块压缩的屏幕视频编解码方法及编解码器 |
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《A Low-Complexity Screen Compression Scheme for Interactive Screen Sharing》;Zhaotai Pan et.al.;《IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY》;20130630;全文 * |
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