CN108377391B - 一种以值域中值对称的变换域系数量化装置 - Google Patents
一种以值域中值对称的变换域系数量化装置 Download PDFInfo
- Publication number
- CN108377391B CN108377391B CN201810213826.4A CN201810213826A CN108377391B CN 108377391 B CN108377391 B CN 108377391B CN 201810213826 A CN201810213826 A CN 201810213826A CN 108377391 B CN108377391 B CN 108377391B
- Authority
- CN
- China
- Prior art keywords
- codomain
- intermediate value
- module
- quantization
- quantification index
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000013139 quantization Methods 0.000 title claims abstract description 28
- 238000011002 quantification Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 abstract description 15
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 2
- 238000005070 sampling Methods 0.000 abstract description 2
- 238000004364 calculation method Methods 0.000 description 3
- 238000013144 data compression Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Image Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810213826.4A CN108377391B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310175103.7A CN104144342B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化方法 |
CN201810213826.4A CN108377391B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310175103.7A Division CN104144342B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108377391A CN108377391A (zh) | 2018-08-07 |
CN108377391B true CN108377391B (zh) | 2019-05-31 |
Family
ID=51853400
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810213826.4A Active CN108377391B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化装置 |
CN201310175103.7A Active CN104144342B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310175103.7A Active CN104144342B (zh) | 2013-05-08 | 2013-05-08 | 一种以值域中值对称的变换域系数量化方法 |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN108377391B (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0466366A1 (en) * | 1990-07-09 | 1992-01-15 | Matsushita Electric Industrial Co., Ltd. | High-efficient coding apparatus for video signal |
CN102819743A (zh) * | 2012-08-14 | 2012-12-12 | 常州大学 | 一种快速识别数字图像中直线段的检测方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0227956B1 (de) * | 1985-12-04 | 1990-04-25 | Siemens Aktiengesellschaft | Verfahren zur Datenreduktion digitaler Bildsignale durch Vektorquantisierung |
JP3583048B2 (ja) * | 2000-03-10 | 2004-10-27 | 富士通株式会社 | 画像処理方法、その装置及びその記憶媒体 |
US7778468B2 (en) * | 2005-03-23 | 2010-08-17 | Fuji Xerox Co., Ltd. | Decoding apparatus, dequantizing method, and program thereof |
SG130982A1 (en) * | 2005-10-04 | 2007-04-26 | St Microelectronics Asia | Macro-block quantization reactivity compensation |
WO2012093353A1 (en) * | 2011-01-05 | 2012-07-12 | Koninklijke Philips Electronics N.V. | Automatic quantification of asymmetry |
CN102026000B (zh) * | 2011-01-06 | 2012-07-04 | 西安电子科技大学 | 像素域-变换域联合的分布式视频编码系统 |
-
2013
- 2013-05-08 CN CN201810213826.4A patent/CN108377391B/zh active Active
- 2013-05-08 CN CN201310175103.7A patent/CN104144342B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0466366A1 (en) * | 1990-07-09 | 1992-01-15 | Matsushita Electric Industrial Co., Ltd. | High-efficient coding apparatus for video signal |
CN102819743A (zh) * | 2012-08-14 | 2012-12-12 | 常州大学 | 一种快速识别数字图像中直线段的检测方法 |
Also Published As
Publication number | Publication date |
---|---|
CN108377391A (zh) | 2018-08-07 |
CN104144342B (zh) | 2018-07-17 |
CN104144342A (zh) | 2014-11-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20200327701A1 (en) | Image encoding method and apparatus and image decoding method and apparatus | |
WO2020135093A1 (zh) | 卷积神经网络处理方法、装置、设备及存储介质 | |
US7689052B2 (en) | Multimedia signal processing using fixed-point approximations of linear transforms | |
CN105866504A (zh) | 一种基于卡尔曼滤波的光纤电流互感器温度补偿方法 | |
WO2015188517A1 (zh) | 一种相位偏差的补偿方法及装置 | |
CN105718642A (zh) | 一种基于门限自回归模型的参考时间尺度产生方法 | |
CN110769263A (zh) | 一种图像压缩方法、装置及终端设备 | |
CN103957410A (zh) | 一种基于残差频域复杂度的i帧码率控制方法 | |
CN108377391B (zh) | 一种以值域中值对称的变换域系数量化装置 | |
CN113259667A (zh) | 视频量化方法、装置、电子设备和计算机可读存储介质 | |
CN208190613U (zh) | 一种基于fpga实现的分数阶积分器 | |
CN102595186B (zh) | 一种视频原始帧率的鉴定方法 | |
CN106059530A (zh) | 一种频率响应与系数量化位数弱相关的半带滤波器结构 | |
CN105334734A (zh) | 基于数据的网络化控制系统的时延和丢包补偿方法及装置 | |
JPWO2016189747A1 (ja) | 分析装置及び分析方法及び分析プログラム | |
CN103414476B (zh) | 一种生产能耗实时数据压缩方法 | |
CN109286817B (zh) | 一种视频编码中dct系数的量化失真信息处理方法 | |
CN106656201B (zh) | 一种基于采样数据幅频特性的压缩方法 | |
CN110889833B (zh) | 基于梯度光流法的深海浮游生物检测方法及系统 | |
WO2025081896A1 (zh) | 多目标优化方法、装置、设备以及存储介质 | |
CN110086452B (zh) | 一种低复杂度的稀疏fir陷波滤波器的设计方法 | |
CN106597095A (zh) | 一种双cpu等间隔采样的频率跟踪实现方法 | |
KR20070108294A (ko) | 이산 푸리에 변환에 의한 시계열 데이터 위상 추정 방법 | |
CN101577825A (zh) | 压缩视频超分辨率中交互式量化噪声计算方法 | |
CN104683817A (zh) | 基于avs的并行变换和反变换方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190429 Address after: 528463 Management Building of Xingye Road, Yajule Garden, Three Towns of Zhongshan City, Guangdong Province Applicant after: Yaju Leya Living Service Co.,Ltd. Address before: 226600 No. 3, West villa district, Millennium Garden, Haian County, Nantong, Jiangsu, China 3 Applicant before: Yang Lifa |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 528400 Management Building of Xingye Road, Yajule Garden, Three Towns, Zhongshan City, Guangdong Province Patentee after: Ya life Smart City Service Co.,Ltd. Address before: 528463 Management Building of Xingye Road, Yajule Garden, Three Towns of Zhongshan City, Guangdong Province Patentee before: Yaju Leya Living Service Co.,Ltd. |
|
CP03 | Change of name, title or address |