CN101395923A - 用于在图像信号编码中为图像中的像素块组确定比特分配的方法及设备 - Google Patents
用于在图像信号编码中为图像中的像素块组确定比特分配的方法及设备 Download PDFInfo
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- CN101395923A CN101395923A CNA2007800076085A CN200780007608A CN101395923A CN 101395923 A CN101395923 A CN 101395923A CN A2007800076085 A CNA2007800076085 A CN A2007800076085A CN 200780007608 A CN200780007608 A CN 200780007608A CN 101395923 A CN101395923 A CN 101395923A
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- 238000000034 method Methods 0.000 title claims description 23
- 238000013139 quantization Methods 0.000 claims description 41
- 238000011002 quantification Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 4
- 230000004048 modification Effects 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 abstract description 12
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 9
- 238000005457 optimization Methods 0.000 description 9
- 238000013459 approach Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008447 perception Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 208000013021 vision distortion Diseases 0.000 description 2
- 101100072002 Arabidopsis thaliana ICME gene Proteins 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 101150036841 minJ gene Proteins 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001235 sensitizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
-
- 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
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
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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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
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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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
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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
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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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06300184.6 | 2006-03-02 | ||
EP06300184A EP1830573A1 (en) | 2006-03-02 | 2006-03-02 | Method and apparatus for determining in picture signal encoding the bit allocation for groups of pixel blocks in a picture |
PCT/EP2007/051500 WO2007099039A1 (en) | 2006-03-02 | 2007-02-16 | Method and apparatus for determining in picture signal encoding the bit allocation for groups of pixel blocks in a picture |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101395923A true CN101395923A (zh) | 2009-03-25 |
CN101395923B CN101395923B (zh) | 2011-06-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2007800076085A Expired - Fee Related CN101395923B (zh) | 2006-03-02 | 2007-02-16 | 用于在图像信号编码中为图像中的像素块组确定比特分配的方法及设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8179981B2 (zh) |
EP (2) | EP1830573A1 (zh) |
JP (1) | JP5015967B2 (zh) |
KR (1) | KR101277363B1 (zh) |
CN (1) | CN101395923B (zh) |
WO (1) | WO2007099039A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015024362A1 (zh) * | 2013-08-19 | 2015-02-26 | 华为技术有限公司 | 一种图像处理方法及设备 |
CN109246431A (zh) * | 2017-07-10 | 2019-01-18 | 北京君正集成电路股份有限公司 | 一种基于量化参数配置的视频编码方法、装置和电子设备 |
WO2019109988A1 (en) * | 2017-12-08 | 2019-06-13 | Shanghaitech University | Face region detection based light field video compression |
CN110602495A (zh) * | 2019-08-20 | 2019-12-20 | 深圳市盛世生物医疗科技有限公司 | 一种医学图像编码方法及装置 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2145479B1 (en) * | 2007-04-20 | 2014-07-02 | Thomson Licensing | Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding |
KR101599561B1 (ko) * | 2007-10-05 | 2016-03-03 | 톰슨 라이센싱 | 비디오 인코딩 및 디코딩에서 레이트 제어 정밀도를 위한 방법 및 장치 |
US20110075730A1 (en) * | 2008-06-25 | 2011-03-31 | Telefonaktiebolaget L M Ericsson (Publ) | Row Evaluation Rate Control |
TWI405467B (zh) * | 2009-11-25 | 2013-08-11 | Novatek Microelectronics Corp | 影像壓縮的位元速率控制電路與方法 |
JP5423469B2 (ja) * | 2010-02-23 | 2014-02-19 | 沖電気工業株式会社 | 量子化装置、プログラム及び方法、並びに、動画像符号化装置 |
US20110310961A1 (en) * | 2010-06-17 | 2011-12-22 | Microsoft Corporation | Video rate control based on transform-coefficients histogram |
CN102714722A (zh) * | 2010-09-02 | 2012-10-03 | 英特赛尔美国股份有限公司 | Rho-域量度 |
US8902973B2 (en) * | 2011-04-05 | 2014-12-02 | Dialogic Corporation | Perceptual processing techniques for video transcoding |
EP2575364B1 (en) * | 2011-09-30 | 2020-03-18 | BlackBerry Limited | Methods and devices for data compression using a non-uniform reconstruction space |
US9094681B1 (en) * | 2012-02-28 | 2015-07-28 | Google Inc. | Adaptive segmentation |
WO2014018050A1 (en) | 2012-07-27 | 2014-01-30 | Hewlett-Packard Development Company, L.P. | Techniques for Video Compression |
US9280540B2 (en) | 2012-10-01 | 2016-03-08 | Verizon Patent And Licensing Inc. | Content-driven download speed |
KR101603268B1 (ko) * | 2014-01-23 | 2016-03-14 | 삼성전자주식회사 | 영상 데이터 처리 방법 및 디바이스 |
US10091504B2 (en) | 2015-01-08 | 2018-10-02 | Microsoft Technology Licensing, Llc | Variations of rho-domain rate control |
US10812550B1 (en) | 2016-08-03 | 2020-10-20 | Amazon Technologies, Inc. | Bitrate allocation for a multichannel media stream |
EP3695600A4 (en) * | 2017-11-30 | 2020-08-19 | SZ DJI Technology Co., Ltd. | SYSTEM AND METHOD FOR CONTROLLING VIDEO ENCODING IN A FRAME OF IMAGE |
CN111164972A (zh) | 2017-11-30 | 2020-05-15 | 深圳市大疆创新科技有限公司 | 用于在帧级别控制视频编码的系统和方法 |
CN110832856A (zh) | 2017-11-30 | 2020-02-21 | 深圳市大疆创新科技有限公司 | 用于减小视频编码波动的系统及方法 |
EP3550837A1 (en) * | 2018-04-06 | 2019-10-09 | Comcast Cable Communications LLC | Method for generating quantization matrices based on viewing conditions |
CN112655212B (zh) * | 2018-11-28 | 2023-04-04 | Oppo广东移动通信有限公司 | 视频编码优化方法、装置及计算机存储介质 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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US6067118A (en) * | 1997-12-16 | 2000-05-23 | Philips Electronics North America Corp. | Method of frame-by-frame calculation of quantization matrices |
SE521021C2 (sv) * | 1998-06-18 | 2003-09-23 | Ericsson Telefon Ab L M | Förfarande och anordning vid överförande av bilder |
US6904091B1 (en) * | 1999-03-25 | 2005-06-07 | Imec Vzw | Methods and apparatus for progressive transmission of subband images |
US20020122482A1 (en) * | 2001-01-03 | 2002-09-05 | Kim Hyun Mun | Method of performing video encoding rate control using bit budget |
US6687294B2 (en) * | 2001-04-27 | 2004-02-03 | Koninklijke Philips Electronics N.V. | Distortion quantizer model for video encoding |
KR100440953B1 (ko) * | 2001-08-18 | 2004-07-21 | 삼성전자주식회사 | 영상 압축 비트 스트림의 트랜스코딩 방법 |
JP3902948B2 (ja) * | 2001-12-04 | 2007-04-11 | 株式会社Kddi研究所 | 動画像符号化装置 |
KR100468726B1 (ko) * | 2002-04-18 | 2005-01-29 | 삼성전자주식회사 | 실시간 가변 비트율 제어를 수행하는 부호화 장치 및 방법 |
JP4033292B2 (ja) * | 2002-06-05 | 2008-01-16 | 株式会社Kddi研究所 | 動画像符号化のための量子化制御方式 |
CN1206864C (zh) * | 2002-07-22 | 2005-06-15 | 中国科学院计算技术研究所 | 结合率失真优化的码率控制的方法及其装置 |
KR100505699B1 (ko) * | 2003-08-12 | 2005-08-03 | 삼성전자주식회사 | 실시간 가변 비트율 제어로 화질을 개선시키는 비디오인코더의 인코딩율 제어기, 이를 구비한 비디오 데이터전송 시스템 및 그 방법 |
WO2006107280A1 (en) * | 2005-04-08 | 2006-10-12 | Agency For Science, Technology And Research | Method for encoding a picture, computer program product and encoder |
US8019170B2 (en) * | 2005-10-05 | 2011-09-13 | Qualcomm, Incorporated | Video frame motion-based automatic region-of-interest detection |
-
2006
- 2006-03-02 EP EP06300184A patent/EP1830573A1/en not_active Withdrawn
-
2007
- 2007-02-16 EP EP07726390A patent/EP1994758B1/en not_active Expired - Fee Related
- 2007-02-16 US US12/224,080 patent/US8179981B2/en active Active
- 2007-02-16 JP JP2008556746A patent/JP5015967B2/ja not_active Expired - Fee Related
- 2007-02-16 WO PCT/EP2007/051500 patent/WO2007099039A1/en active Application Filing
- 2007-02-16 KR KR1020087021363A patent/KR101277363B1/ko active IP Right Grant
- 2007-02-16 CN CN2007800076085A patent/CN101395923B/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015024362A1 (zh) * | 2013-08-19 | 2015-02-26 | 华为技术有限公司 | 一种图像处理方法及设备 |
CN109246431A (zh) * | 2017-07-10 | 2019-01-18 | 北京君正集成电路股份有限公司 | 一种基于量化参数配置的视频编码方法、装置和电子设备 |
CN109246431B (zh) * | 2017-07-10 | 2021-06-04 | 北京君正集成电路股份有限公司 | 一种基于量化参数配置的视频编码方法、装置和电子设备 |
WO2019109988A1 (en) * | 2017-12-08 | 2019-06-13 | Shanghaitech University | Face region detection based light field video compression |
US11153606B2 (en) | 2017-12-08 | 2021-10-19 | Shanghaitech University | Face region detection based light field video compression |
CN110602495A (zh) * | 2019-08-20 | 2019-12-20 | 深圳市盛世生物医疗科技有限公司 | 一种医学图像编码方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
JP5015967B2 (ja) | 2012-09-05 |
US8179981B2 (en) | 2012-05-15 |
EP1994758A1 (en) | 2008-11-26 |
KR20080114706A (ko) | 2008-12-31 |
EP1994758B1 (en) | 2012-05-23 |
JP2009528738A (ja) | 2009-08-06 |
WO2007099039A1 (en) | 2007-09-07 |
US20100183069A1 (en) | 2010-07-22 |
EP1830573A1 (en) | 2007-09-05 |
CN101395923B (zh) | 2011-06-15 |
KR101277363B1 (ko) | 2013-06-20 |
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