HK1087232A1 - Method and apparatus for representing image granularity by one or more parameters - Google Patents
Method and apparatus for representing image granularity by one or more parametersInfo
- Publication number
- HK1087232A1 HK1087232A1 HK06109162A HK06109162A HK1087232A1 HK 1087232 A1 HK1087232 A1 HK 1087232A1 HK 06109162 A HK06109162 A HK 06109162A HK 06109162 A HK06109162 A HK 06109162A HK 1087232 A1 HK1087232 A1 HK 1087232A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- parameters
- film grain
- model
- representing image
- specify
- Prior art date
Links
- 230000006837 decompression Effects 0.000 abstract 1
Classifications
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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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- G06T5/70—
-
- 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 by 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
- H04N19/60—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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/87—Producing a motion picture film from a television signal
-
- 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
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
-
- 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
- G06T2207/20048—Transform domain processing
- G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47071203P | 2003-05-15 | 2003-05-15 | |
PCT/US2004/009491 WO2004104931A1 (en) | 2003-05-15 | 2004-03-30 | Method and apparatus for representing image granularity by one or more parameters |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1087232A1 true HK1087232A1 (en) | 2006-10-06 |
Family
ID=33476739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK06109162A HK1087232A1 (en) | 2003-05-15 | 2006-08-17 | Method and apparatus for representing image granularity by one or more parameters |
Country Status (20)
Country | Link |
---|---|
US (1) | US7742655B2 (de) |
EP (8) | EP1627359B1 (de) |
JP (5) | JP4919804B2 (de) |
KR (2) | KR101017260B1 (de) |
CN (3) | CN100371955C (de) |
AU (3) | AU2004240456B2 (de) |
BR (2) | BRPI0410320B1 (de) |
CA (4) | CA2875893A1 (de) |
DK (6) | DK3862973T3 (de) |
ES (6) | ES2886351T3 (de) |
HK (1) | HK1087232A1 (de) |
HU (5) | HUE055529T2 (de) |
MX (2) | MXPA05012294A (de) |
MY (2) | MY145597A (de) |
PL (8) | PL3798988T3 (de) |
PT (6) | PT3798988T (de) |
RU (3) | RU2377652C2 (de) |
SI (6) | SI1627360T1 (de) |
WO (2) | WO2004104931A1 (de) |
ZA (2) | ZA200509227B (de) |
Families Citing this family (38)
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US7899113B2 (en) | 2003-04-10 | 2011-03-01 | Thomson Licensing | Technique for simulating film grain on encoded video |
ES2886351T3 (es) | 2003-05-15 | 2021-12-17 | Dolby Int Ab | Método y aparato para representar la granularidad de una imagen mediante uno o más parámetros |
KR101001086B1 (ko) | 2003-08-29 | 2010-12-14 | 톰슨 라이센싱 | 주파수 도메인에서 필름 그레인 패턴을 모델링하는 방법 및장치 |
JP5100121B2 (ja) | 2003-09-23 | 2012-12-19 | トムソン ライセンシング | 事前に計算されたサンプルをモザイキングすることでフィルムグレインをシミュレートするための方法 |
CN1857005B (zh) | 2003-09-23 | 2010-04-28 | 汤姆森特许公司 | 使用频率滤波来模拟胶片颗粒的技术 |
JP2005100100A (ja) * | 2003-09-25 | 2005-04-14 | Toyota Motor Corp | 車輪情報処理装置および車輪情報処理方法 |
US7680356B2 (en) | 2003-10-14 | 2010-03-16 | Thomson Licensing | Technique for bit-accurate comfort noise addition |
BRPI0415404B1 (pt) | 2003-10-14 | 2018-07-17 | Thomson Licensing | técnica para a adição de um ruído de conforto de bits exatos |
WO2005091642A1 (en) * | 2004-03-19 | 2005-09-29 | Koninklijke Philips Electronics N.V. | Imcorporation and extraction of a seed linked to a television signal for pseudo-random noise generation |
US8150206B2 (en) | 2004-03-30 | 2012-04-03 | Thomson Licensing | Method and apparatus for representing image granularity by one or more parameters |
JP4764883B2 (ja) | 2004-10-18 | 2011-09-07 | トムソン ライセンシング | フィルムグレイン・シミュレーションの方法、装置及びシステム |
KR101096916B1 (ko) | 2004-10-18 | 2011-12-22 | 톰슨 라이센싱 | 필름 그레인 시뮬레이션 방법 |
US7738722B2 (en) | 2004-10-21 | 2010-06-15 | Thomson Licensing | Technique for adaptive de-blocking of block-based film grain patterns |
GB0424339D0 (en) * | 2004-11-03 | 2004-12-08 | Astrazeneca Ab | Combination therapy |
JP4960877B2 (ja) | 2004-11-12 | 2012-06-27 | トムソン ライセンシング | 映像再生システムの通常再生及びトリックモード再生に関するフィルムグレインシミュレーション |
ZA200703568B (en) * | 2004-11-16 | 2008-08-27 | Thomson Licensing | Film grain simulation method based on pre-computed transform coefficients |
ATE466328T1 (de) | 2004-11-16 | 2010-05-15 | Thomson Licensing | Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern |
US9117261B2 (en) | 2004-11-16 | 2015-08-25 | Thomson Licensing | Film grain SEI message insertion for bit-accurate simulation in a video system |
CN101057258A (zh) * | 2004-11-17 | 2007-10-17 | 汤姆森许可贸易公司 | 基于预计算已变换系数的比特精确度胶片颗粒仿真方法 |
WO2006057937A2 (en) | 2004-11-22 | 2006-06-01 | Thomson Licensing | Methods, apparatus and system for film grain cache splitting for film grain simulation |
JP4829893B2 (ja) | 2004-11-23 | 2011-12-07 | トムソン ライセンシング | 低計算量のフィルム粒子シミュレーション技術 |
AU2005309719B2 (en) * | 2004-11-24 | 2010-07-01 | Interdigital Vc Holdings, Inc. | 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 |
US7664337B2 (en) * | 2005-12-20 | 2010-02-16 | Marvell International Ltd. | Film grain generation and addition |
EP2169939A1 (de) * | 2006-05-18 | 2010-03-31 | Thomson Licensing | Datenverbergungstechnik |
JP4881999B2 (ja) | 2006-06-21 | 2012-02-22 | トムソン ライセンシング | 自動フィルムグレイン調整 |
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 |
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 |
CN101778300B (zh) * | 2008-12-05 | 2012-05-30 | 香港应用科技研究院有限公司 | 模拟胶片颗粒噪声的方法和装置 |
JP2014093568A (ja) * | 2012-10-31 | 2014-05-19 | Canon Inc | 動画像符号化装置、撮像装置、及び動画像符号化装置の制御方法 |
CN103162629B (zh) * | 2013-01-31 | 2015-04-15 | 浙江大学 | 一种一维光阱微粒位移检测方法 |
EP2821962A1 (de) * | 2013-07-05 | 2015-01-07 | Thomson Licensing | Verfahren und Vorrichtung zur Überlagerung von Rauschen auf einer Bildsequenz |
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US10839489B2 (en) * | 2017-08-22 | 2020-11-17 | Netflix, Inc. | Techniques for synthesizing film grain |
US10791343B2 (en) * | 2018-03-13 | 2020-09-29 | Google Llc | Mixed noise and fine texture synthesis in lossy image compression |
CN112381744B (zh) * | 2020-10-27 | 2022-10-11 | 杭州微帧信息科技有限公司 | 一种av1合成胶片颗粒自适应前处理的方法 |
WO2023205144A1 (en) * | 2022-04-19 | 2023-10-26 | Dolby Laboratories Licensing Corporation | Metadata-aided removal of film grain |
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2004
- 2004-03-30 ES ES20203073T patent/ES2886351T3/es not_active Expired - Lifetime
- 2004-03-30 CN CNB2004800131888A patent/CN100371955C/zh not_active Expired - Lifetime
- 2004-03-30 DK DK21160153.9T patent/DK3862973T3/da active
- 2004-03-30 PT PT202030730T patent/PT3798988T/pt unknown
- 2004-03-30 PT PT201545357T patent/PT3678097T/pt unknown
- 2004-03-30 SI SI200432453T patent/SI1627360T1/sl unknown
- 2004-03-30 PT PT211601539T patent/PT3862973T/pt unknown
- 2004-03-30 MX MXPA05012294A patent/MXPA05012294A/es active IP Right Grant
- 2004-03-30 PL PL20203073T patent/PL3798988T3/pl unknown
- 2004-03-30 WO PCT/US2004/009491 patent/WO2004104931A1/en active Application Filing
- 2004-03-30 CN CNA2008101460219A patent/CN101350891A/zh active Pending
- 2004-03-30 EP EP04749583.3A patent/EP1627359B1/de not_active Expired - Lifetime
- 2004-03-30 HU HUE20203073A patent/HUE055529T2/hu unknown
- 2004-03-30 ES ES18198246T patent/ES2781093T3/es not_active Expired - Lifetime
- 2004-03-30 PL PL20154535T patent/PL3678097T3/pl unknown
- 2004-03-30 JP JP2006532349A patent/JP4919804B2/ja not_active Expired - Lifetime
- 2004-03-30 WO PCT/US2004/009866 patent/WO2004105250A2/en active Search and Examination
- 2004-03-30 JP JP2006532359A patent/JP4960703B2/ja not_active Expired - Lifetime
- 2004-03-30 PT PT211803663T patent/PT3913579T/pt unknown
- 2004-03-30 DK DK21180366.3T patent/DK3913579T3/da active
- 2004-03-30 PT PT181982463T patent/PT3457359T/pt unknown
- 2004-03-30 ES ES20154535T patent/ES2834393T3/es not_active Expired - Lifetime
- 2004-03-30 ES ES21180366T patent/ES2925988T3/es not_active Expired - Lifetime
- 2004-03-30 RU RU2005139138/09A patent/RU2377652C2/ru active
- 2004-03-30 CA CA2875893A patent/CA2875893A1/en not_active Abandoned
- 2004-03-30 SI SI200432489T patent/SI3457359T1/sl unknown
- 2004-03-30 EP EP04785461.7A patent/EP1627360B1/de not_active Expired - Lifetime
- 2004-03-30 ZA ZA200509227A patent/ZA200509227B/en unknown
- 2004-03-30 HU HUE20154535A patent/HUE052520T2/hu unknown
- 2004-03-30 PT PT04785461T patent/PT1627360T/pt unknown
- 2004-03-30 PL PL04785461T patent/PL1627360T3/pl unknown
- 2004-03-30 HU HUE21180366A patent/HUE059614T2/hu unknown
- 2004-03-30 US US10/556,834 patent/US7742655B2/en active Active
- 2004-03-30 PL PL21180366.3T patent/PL3913579T3/pl unknown
- 2004-03-30 KR KR1020057021613A patent/KR101017260B1/ko active IP Right Grant
- 2004-03-30 CN CNA2004800133351A patent/CN1791891A/zh active Pending
- 2004-03-30 CA CA2525937A patent/CA2525937C/en not_active Expired - Lifetime
- 2004-03-30 SI SI200432520T patent/SI3913579T1/sl unknown
- 2004-03-30 PL PL18198246T patent/PL3457359T3/pl unknown
- 2004-03-30 EP EP18198246.3A patent/EP3457359B1/de not_active Expired - Lifetime
- 2004-03-30 EP EP21160153.9A patent/EP3862973B1/de not_active Expired - Lifetime
- 2004-03-30 RU RU2005139131/09A patent/RU2005139131A/ru unknown
- 2004-03-30 SI SI200432517T patent/SI3862973T1/sl unknown
- 2004-03-30 HU HUE21160153A patent/HUE057558T2/hu unknown
- 2004-03-30 BR BRPI0410320A patent/BRPI0410320B1/pt active IP Right Grant
- 2004-03-30 HU HUE18198246A patent/HUE048360T2/hu unknown
- 2004-03-30 EP EP21180366.3A patent/EP3913579B1/de not_active Expired - Lifetime
- 2004-03-30 DK DK20203073.0T patent/DK3798988T3/da active
- 2004-03-30 KR KR1020057021612A patent/KR100991707B1/ko active IP Right Grant
- 2004-03-30 AU AU2004240456A patent/AU2004240456B2/en not_active Expired
- 2004-03-30 PL PL21160153T patent/PL3862973T3/pl unknown
- 2004-03-30 PL PL378931A patent/PL378931A1/pl not_active Application Discontinuation
- 2004-03-30 ES ES04785461T patent/ES2697523T3/es not_active Expired - Lifetime
- 2004-03-30 SI SI200432505T patent/SI3678097T1/sl unknown
- 2004-03-30 CA CA2526016A patent/CA2526016C/en not_active Expired - Lifetime
- 2004-03-30 CA CA2875894A patent/CA2875894C/en not_active Expired - Lifetime
- 2004-03-30 DK DK04785461.7T patent/DK1627360T3/da active
- 2004-03-30 ES ES21160153T patent/ES2907226T3/es not_active Expired - Lifetime
- 2004-03-30 AU AU2004241535A patent/AU2004241535B2/en not_active Expired
- 2004-03-30 ZA ZA200509231A patent/ZA200509231B/en unknown
- 2004-03-30 DK DK18198246.3T patent/DK3457359T3/da active
- 2004-03-30 BR BRPI0410383-1A patent/BRPI0410383B1/pt active IP Right Grant
- 2004-03-30 SI SI200432513T patent/SI3798988T1/sl unknown
- 2004-03-30 MX MXPA05012295A patent/MXPA05012295A/es active IP Right Grant
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- 2004-03-30 EP EP22174600.1A patent/EP4083923A1/de active Pending
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