CN1842822A - 在频域对胶片颗粒图案进行建模的方法和设备 - Google Patents
在频域对胶片颗粒图案进行建模的方法和设备 Download PDFInfo
- Publication number
- CN1842822A CN1842822A CNA200480024480XA CN200480024480A CN1842822A CN 1842822 A CN1842822 A CN 1842822A CN A200480024480X A CNA200480024480X A CN A200480024480XA CN 200480024480 A CN200480024480 A CN 200480024480A CN 1842822 A CN1842822 A CN 1842822A
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- China
- Prior art keywords
- mean value
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- film grain
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Links
- 238000000034 method Methods 0.000 title claims description 35
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 238000001914 filtration Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000153 supplemental effect Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/10—Image enhancement or restoration using non-spatial domain filtering
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20172—Image enhancement details
- G06T2207/20204—Removing film grain; Adding simulated film grain
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
- Physical Vapour Deposition (AREA)
- Junction Field-Effect Transistors (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49894503P | 2003-08-29 | 2003-08-29 | |
US60/498,945 | 2003-08-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1842822A true CN1842822A (zh) | 2006-10-04 |
CN100389437C CN100389437C (zh) | 2008-05-21 |
Family
ID=34312174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200480024480XA Expired - Fee Related CN100389437C (zh) | 2003-08-29 | 2004-04-07 | 在频域对胶片颗粒图案进行建模的方法和设备 |
Country Status (18)
Country | Link |
---|---|
US (1) | US7738721B2 (zh) |
EP (1) | EP1661089B1 (zh) |
JP (3) | JP4711962B2 (zh) |
KR (1) | KR101001086B1 (zh) |
CN (1) | CN100389437C (zh) |
AT (1) | ATE381076T1 (zh) |
AU (1) | AU2004273405B2 (zh) |
BR (1) | BRPI0413904B1 (zh) |
CA (1) | CA2537000C (zh) |
DE (1) | DE602004010683T2 (zh) |
ES (1) | ES2297531T3 (zh) |
HK (1) | HK1094071A1 (zh) |
MX (1) | MXPA06002339A (zh) |
MY (1) | MY136026A (zh) |
PL (1) | PL1661089T3 (zh) |
RU (1) | RU2332715C2 (zh) |
WO (1) | WO2005027045A1 (zh) |
ZA (1) | ZA200601707B (zh) |
Families Citing this family (31)
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KR101002471B1 (ko) * | 2002-06-06 | 2010-12-17 | 톰슨 라이센싱 | 계층적 인증을 이용하는 브로커-기반 연동 |
KR101055355B1 (ko) * | 2003-08-20 | 2011-08-09 | 톰슨 라이센싱 | 비디오 스트림의 아티팩트 감소 방법과 복호화 장치 |
DE602004010683T2 (de) * | 2003-08-29 | 2009-01-02 | Thomson Licensing | Verfahren und vorrichtung zur modellierung von filmkorn-mustern im frequenzbereich |
DE602004032367D1 (de) * | 2003-09-23 | 2011-06-01 | Thomson Licensing | Video-komfortgeräusch-zusatztechnik |
AU2004306091B2 (en) * | 2003-09-23 | 2010-08-12 | Interdigital Vc Holdings, Inc. | Technique for simulating film grain using frequency filtering |
CN1868215B (zh) * | 2003-10-14 | 2012-10-03 | 汤姆森特许公司 | 用于位精确的胶片颗粒模拟的技术 |
US8150206B2 (en) | 2004-03-30 | 2012-04-03 | Thomson Licensing | Method and apparatus for representing image granularity by one or more parameters |
CN101044510B (zh) | 2004-10-18 | 2012-01-04 | 汤姆森特许公司 | 胶片颗粒模拟方法 |
JP4543873B2 (ja) * | 2004-10-18 | 2010-09-15 | ソニー株式会社 | 画像処理装置および処理方法 |
US8014558B2 (en) | 2004-10-18 | 2011-09-06 | Thomson Licensing | Methods, apparatus and system for film grain simulation |
CA2587095C (en) | 2004-11-12 | 2015-01-20 | Thomson Licensing | Film grain simulation for normal play and trick mode play for video playback systems |
WO2006055193A1 (en) | 2004-11-16 | 2006-05-26 | Thomson Licensing | Film grain simulation method based on pre-computed transform coefficients |
PT1812905T (pt) * | 2004-11-17 | 2019-08-06 | Interdigital Vc Holdings Inc | Método de simulação de grãos de película com bits de precisão com base em coeficientes transformados pré-calculados |
CN101061724A (zh) | 2004-11-22 | 2007-10-24 | 汤姆森许可贸易公司 | 用于胶片颗粒仿真的胶片颗粒高速缓存分摊方法、装置和系统 |
EP1815688B1 (en) * | 2004-11-23 | 2009-07-01 | Thomson Licensing | Low-complexity film grain simulation technique |
US8023567B2 (en) | 2004-11-24 | 2011-09-20 | Thomson Licensing | Film grain simulation technique for use in media playback devices |
US7596239B2 (en) * | 2005-08-02 | 2009-09-29 | Lsi Corporation | Method and/or apparatus for video watermarking and steganography using simulated film grain |
JPWO2007063912A1 (ja) * | 2005-11-29 | 2009-05-07 | パナソニック株式会社 | 再生装置 |
US7664337B2 (en) * | 2005-12-20 | 2010-02-16 | Marvell International Ltd. | Film grain generation and addition |
KR101363445B1 (ko) | 2006-06-21 | 2014-02-14 | 톰슨 라이센싱 | 자동적인 필름 그레인 조정 |
US8213500B2 (en) | 2006-12-21 | 2012-07-03 | Sharp Laboratories Of America, Inc. | Methods and systems for processing film grain noise |
JP2008219163A (ja) * | 2007-02-28 | 2008-09-18 | Toshiba Corp | 情報符号化方法、情報再生方法、及び情報記憶媒体 |
US7873210B2 (en) * | 2007-03-14 | 2011-01-18 | Autodesk, Inc. | Automatic film grain reproduction |
US10715834B2 (en) | 2007-05-10 | 2020-07-14 | Interdigital Vc Holdings, Inc. | Film grain simulation based on pre-computed transform coefficients |
US20100110287A1 (en) * | 2008-10-31 | 2010-05-06 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | Method and apparatus for modeling film grain noise |
FR2943201B1 (fr) * | 2009-03-12 | 2011-03-11 | Ateme Sa | Parametrage du grain d'image |
JP6101009B2 (ja) * | 2012-06-15 | 2017-03-22 | 日本放送協会 | 階調削減符号化装置、階調復元復号装置及びそれらのプログラム |
KR101979634B1 (ko) | 2012-12-13 | 2019-05-20 | 삼성전자주식회사 | 화질 개선을 위한 영상 처리 장치 및 그 방법 |
US20140328406A1 (en) | 2013-05-01 | 2014-11-06 | Raymond John Westwater | Method and Apparatus to Perform Optimal Visually-Weighed Quantization of Time-Varying Visual Sequences in Transform Space |
EP4078526B1 (en) * | 2019-12-19 | 2023-11-15 | Dolby Laboratories Licensing Corporation | Noise synthesis for digital images |
WO2023275222A1 (en) | 2021-07-01 | 2023-01-05 | Interdigital Vc Holdings France, Sas | A method or an apparatus for estimating film grain parameters |
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US4935816A (en) | 1989-06-23 | 1990-06-19 | Robert A. Faber | Method and apparatus for video image film simulation |
JPH0497681A (ja) * | 1990-08-16 | 1992-03-30 | Nippon Telegr & Teleph Corp <Ntt> | 映像符号化復号化装置 |
RU2088962C1 (ru) | 1990-09-28 | 1997-08-27 | Диджитал Тиатер Системз, Л.П. | Звуковая кинопленка, звуковая система для кинофильма на пленке, способ получения аналоговой фонограммы и цифрового идентификатора, положения на кинопленке, способ получения звукового сигнала кинопленки и способ считывания последовательных цифровых данных из цифрового запоминающего устройства |
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US5687011A (en) | 1990-10-11 | 1997-11-11 | Mowry; Craig P. | System for originating film and video images simultaneously, for use in modification of video originated images toward simulating images originated on film |
US5457491A (en) | 1990-10-11 | 1995-10-10 | Mowry; Craig P. | System for producing image on first medium, such as video, simulating the appearance of image on second medium, such as motion picture or other photographic film |
US5216556A (en) * | 1991-04-26 | 1993-06-01 | Digital Equipment Corporation | Method for optimized tape tension adjustment for a tape drive |
US5526446A (en) * | 1991-09-24 | 1996-06-11 | Massachusetts Institute Of Technology | Noise reduction system |
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-
2004
- 2004-04-07 DE DE602004010683T patent/DE602004010683T2/de not_active Expired - Lifetime
- 2004-04-07 AT AT04816165T patent/ATE381076T1/de not_active IP Right Cessation
- 2004-04-07 BR BRPI0413904A patent/BRPI0413904B1/pt not_active IP Right Cessation
- 2004-04-07 EP EP04816165A patent/EP1661089B1/en not_active Expired - Lifetime
- 2004-04-07 AU AU2004273405A patent/AU2004273405B2/en not_active Ceased
- 2004-04-07 CA CA2537000A patent/CA2537000C/en not_active Expired - Fee Related
- 2004-04-07 ZA ZA200601707A patent/ZA200601707B/xx unknown
- 2004-04-07 JP JP2006524613A patent/JP4711962B2/ja not_active Expired - Lifetime
- 2004-04-07 US US10/569,318 patent/US7738721B2/en not_active Expired - Fee Related
- 2004-04-07 KR KR1020067004023A patent/KR101001086B1/ko active IP Right Grant
- 2004-04-07 RU RU2006110037/09A patent/RU2332715C2/ru not_active IP Right Cessation
- 2004-04-07 MX MXPA06002339A patent/MXPA06002339A/es active IP Right Grant
- 2004-04-07 CN CNB200480024480XA patent/CN100389437C/zh not_active Expired - Fee Related
- 2004-04-07 ES ES04816165T patent/ES2297531T3/es not_active Expired - Lifetime
- 2004-04-07 PL PL04816165T patent/PL1661089T3/pl unknown
- 2004-04-07 WO PCT/US2004/010789 patent/WO2005027045A1/en active IP Right Grant
- 2004-08-27 MY MYPI20043512A patent/MY136026A/en unknown
-
2007
- 2007-02-01 HK HK07101129A patent/HK1094071A1/xx not_active IP Right Cessation
-
2010
- 2010-10-07 JP JP2010227531A patent/JP2011004437A/ja active Pending
-
2012
- 2012-07-06 JP JP2012152334A patent/JP5394546B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
RU2332715C2 (ru) | 2008-08-27 |
PL1661089T3 (pl) | 2008-05-30 |
EP1661089B1 (en) | 2007-12-12 |
JP2012227951A (ja) | 2012-11-15 |
BRPI0413904A (pt) | 2006-10-24 |
MXPA06002339A (es) | 2006-05-19 |
KR20060121832A (ko) | 2006-11-29 |
WO2005027045A1 (en) | 2005-03-24 |
CA2537000A1 (en) | 2005-03-24 |
US20060292837A1 (en) | 2006-12-28 |
RU2006110037A (ru) | 2007-10-20 |
JP2007504709A (ja) | 2007-03-01 |
AU2004273405B2 (en) | 2009-12-17 |
AU2004273405A1 (en) | 2005-03-24 |
JP5394546B2 (ja) | 2014-01-22 |
MY136026A (en) | 2008-07-31 |
DE602004010683D1 (de) | 2008-01-24 |
JP2011004437A (ja) | 2011-01-06 |
US7738721B2 (en) | 2010-06-15 |
JP4711962B2 (ja) | 2011-06-29 |
KR101001086B1 (ko) | 2010-12-14 |
CA2537000C (en) | 2011-11-15 |
ATE381076T1 (de) | 2007-12-15 |
CN100389437C (zh) | 2008-05-21 |
HK1094071A1 (en) | 2007-03-16 |
DE602004010683T2 (de) | 2009-01-02 |
EP1661089A1 (en) | 2006-05-31 |
BRPI0413904B1 (pt) | 2017-06-06 |
ZA200601707B (en) | 2008-09-25 |
ES2297531T3 (es) | 2008-05-01 |
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