CN106686384B - 文字块的压缩方法和装置以及图像压缩方法和装置 - Google Patents
文字块的压缩方法和装置以及图像压缩方法和装置 Download PDFInfo
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- CN106686384B CN106686384B CN201611075223.XA CN201611075223A CN106686384B CN 106686384 B CN106686384 B CN 106686384B CN 201611075223 A CN201611075223 A CN 201611075223A CN 106686384 B CN106686384 B CN 106686384B
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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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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
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 |
CN107509079B (zh) * | 2017-08-16 | 2019-09-27 | 西安万像电子科技有限公司 | 文字块编码方法及装置 |
CN108391132B (zh) * | 2018-04-19 | 2020-09-25 | 西安万像电子科技有限公司 | 文字块编码方法及装置 |
CN110446041B (zh) | 2018-05-02 | 2021-11-19 | 中兴通讯股份有限公司 | 一种视频编解码方法、装置、系统及存储介质 |
CN112383779A (zh) * | 2020-11-03 | 2021-02-19 | 西安万像电子科技有限公司 | 图像编码方法及装置、图像解码方法及装置、处理器 |
CN112887729B (zh) * | 2021-01-11 | 2023-02-24 | 西安万像电子科技有限公司 | 图像编解码的方法和装置 |
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CN1859571A (zh) * | 2006-06-01 | 2006-11-08 | 上海交通大学 | 低码率下屏幕编码方法 |
WO2015176690A1 (en) * | 2014-05-23 | 2015-11-26 | Huawei Technologies Co., Ltd. | Advanced screen content coding with improved palette table and index map coding methods |
CN105472392A (zh) * | 2015-12-11 | 2016-04-06 | 钟炎培 | 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 |
CN106105228A (zh) * | 2014-03-26 | 2016-11-09 | 高通股份有限公司 | 确定在视频译码中的调色板译码块的调色板大小、调色板条目及过滤 |
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Patent Citations (5)
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CN1859571A (zh) * | 2006-06-01 | 2006-11-08 | 上海交通大学 | 低码率下屏幕编码方法 |
CN106105228A (zh) * | 2014-03-26 | 2016-11-09 | 高通股份有限公司 | 确定在视频译码中的调色板译码块的调色板大小、调色板条目及过滤 |
WO2015176690A1 (en) * | 2014-05-23 | 2015-11-26 | Huawei Technologies Co., Ltd. | Advanced screen content coding with improved palette table and index map coding methods |
CN106415607A (zh) * | 2014-05-23 | 2017-02-15 | 华为技术有限公司 | 具有改进调色板表和索引图编码的先进屏幕内容编码方法 |
CN105472392A (zh) * | 2015-12-11 | 2016-04-06 | 钟炎培 | 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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