CN104023236B - 一种色度均衡量化参数调整方法及系统 - Google Patents
一种色度均衡量化参数调整方法及系统 Download PDFInfo
- Publication number
- CN104023236B CN104023236B CN201410265648.1A CN201410265648A CN104023236B CN 104023236 B CN104023236 B CN 104023236B CN 201410265648 A CN201410265648 A CN 201410265648A CN 104023236 B CN104023236 B CN 104023236B
- Authority
- CN
- China
- Prior art keywords
- parameter
- quantization parameters
- frame
- chroma
- current encoded
- 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 166
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004364 calculation method Methods 0.000 claims abstract description 14
- 238000005070 sampling Methods 0.000 claims description 9
- 241000208340 Araliaceae Species 0.000 claims description 7
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 7
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 7
- 235000008434 ginseng Nutrition 0.000 claims description 7
- 230000003044 adaptive effect Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410265648.1A CN104023236B (zh) | 2014-06-13 | 2014-06-13 | 一种色度均衡量化参数调整方法及系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410265648.1A CN104023236B (zh) | 2014-06-13 | 2014-06-13 | 一种色度均衡量化参数调整方法及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104023236A CN104023236A (zh) | 2014-09-03 |
CN104023236B true CN104023236B (zh) | 2019-07-23 |
Family
ID=51439777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410265648.1A Active CN104023236B (zh) | 2014-06-13 | 2014-06-13 | 一种色度均衡量化参数调整方法及系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104023236B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11856232B2 (en) | 2019-05-28 | 2023-12-26 | Dolby Laboratories Licensing Corporation | Quantization parameter signaling |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106683047B (zh) * | 2016-11-16 | 2020-05-22 | 深圳市梦网视讯有限公司 | 一种全景图像的光照补偿方法和系统 |
CN106572312B (zh) * | 2016-11-16 | 2020-08-04 | 深圳市梦网视讯有限公司 | 一种全景视频自适应光照补偿方法和系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0566219A2 (en) * | 1991-04-23 | 1993-10-20 | Canon Kabushiki Kaisha | Image processing apparatus |
CN1526236A (zh) * | 2001-07-12 | 2004-09-01 | �ű�ʵ������֤��˾ | 用于改善压缩图像色度信息的方法和系统 |
CN101119488A (zh) * | 2007-07-12 | 2008-02-06 | 深圳市融合视讯科技有限公司 | 一种用于视频编码的色度均衡方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2506345A (en) * | 2012-09-06 | 2014-04-02 | British Broadcasting Corp | Video encoding and decoding with chrominance sub-sampling |
-
2014
- 2014-06-13 CN CN201410265648.1A patent/CN104023236B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0566219A2 (en) * | 1991-04-23 | 1993-10-20 | Canon Kabushiki Kaisha | Image processing apparatus |
CN1526236A (zh) * | 2001-07-12 | 2004-09-01 | �ű�ʵ������֤��˾ | 用于改善压缩图像色度信息的方法和系统 |
CN101119488A (zh) * | 2007-07-12 | 2008-02-06 | 深圳市融合视讯科技有限公司 | 一种用于视频编码的色度均衡方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11856232B2 (en) | 2019-05-28 | 2023-12-26 | Dolby Laboratories Licensing Corporation | Quantization parameter signaling |
Also Published As
Publication number | Publication date |
---|---|
CN104023236A (zh) | 2014-09-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103493490B (zh) | 非线性视觉动态范围残留量化器 | |
CN112106357B (zh) | 用于对图像数据进行编码和解码的方法及装置 | |
CA3114448C (en) | Device and method of improving the perceptual luminance nonlinearity - based image data exchange across different display capabilities | |
US8005139B2 (en) | Encoding with visual masking | |
WO2018086388A1 (zh) | 图像处理装置及方法、液晶显示装置 | |
CN108063944B (zh) | 一种基于视觉显著性的感知码率控制方法 | |
CN101527038B (zh) | 一种改进的基于直方图的图像对比度增强方法 | |
CN104023236B (zh) | 一种色度均衡量化参数调整方法及系统 | |
CN102137258B (zh) | 一种立体视频码率控制方法 | |
CN103945222B (zh) | 一种基于hevc视频编码标准的码率控制模型更新方法 | |
CN103260018A (zh) | 帧内图像预测编解码方法及视频编解码器 | |
CN103379326B (zh) | 基于roi和jnd的视频编码方法及装置 | |
CN107615761A (zh) | 像素处理和编码 | |
CN109792523A (zh) | 单层后向兼容编解码器的实时整形 | |
CN109889852B (zh) | 一种基于邻近值的hevc帧内编码优化方法 | |
CN101233539A (zh) | 自适应图像对比度增强的方法 | |
CN104104951A (zh) | Hevc中屏幕内容编码的码率控制方法 | |
CN106303521B (zh) | 一种基于感知敏感度的hevc率失真优化方法 | |
CN117640942A (zh) | 一种用于视频图像的编码方法和装置 | |
CN103096092A (zh) | 基于颜色空间变换进行编解码误差修正的方法和系统 | |
CN107105240B (zh) | 一种hevc-scc复杂度控制方法及其系统 | |
US10536696B2 (en) | Image encoding device and image encoding method | |
CN102752598A (zh) | 快速自适应码率控制方法 | |
CN110365981B (zh) | 一种视频编码方法、装置、电子设备及存储介质 | |
CN105578016A (zh) | 一种调整图像动态范围的方法及终端 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C53 | Correction of patent for invention or patent application | ||
CB02 | Change of applicant information |
Address after: 518057 Guangdong Province, Shenzhen city Nanshan District District Science Park Keyuan Road branch science park A1 unit 4 Building 403-405 unit Applicant after: BAC Information Technology Co., Ltd. Address before: Unit B1 9 building 518057 Guangdong city of Shenzhen province Nanshan District high in the four EVOC Technology Building No. 31 Applicant before: BAC Information Technology Co., Ltd. |
|
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 518057 Guangdong city of Shenzhen province Nanshan District Guangdong streets high in the four Longtaili Technology Building Room 325 No. 30 Applicant after: BAC Information Technology Co., Ltd. Address before: 518057 Guangdong Province, Shenzhen city Nanshan District District Science Park Keyuan Road branch science park A1 unit 4 Building 403-405 unit Applicant before: BAC Information Technology Co., Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518057 Guangdong city of Shenzhen province Nanshan District Guangdong streets high in the four Longtaili Technology Building Room 325 No. 30 Applicant after: Shenzhen Monternet encyclopedia Information Technology Co. Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District Guangdong streets high in the four Longtaili Technology Building Room 325 No. 30 Applicant before: BAC Information Technology Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518057 Guangdong city of Shenzhen province Nanshan District Guangdong streets high in the four Longtaili Technology Building Room 325 No. 30 Patentee after: Shenzhen mengwang video Co., Ltd Address before: 518057 Guangdong city of Shenzhen province Nanshan District Guangdong streets high in the four Longtaili Technology Building Room 325 No. 30 Patentee before: SHENZHEN MONTNETS ENCYCLOPEDIA INFORMATION TECHNOLOGY Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder |