HK1104365A1 - Film grain simulation method - Google Patents
Film grain simulation methodInfo
- Publication number
- HK1104365A1 HK1104365A1 HK07112630.4A HK07112630A HK1104365A1 HK 1104365 A1 HK1104365 A1 HK 1104365A1 HK 07112630 A HK07112630 A HK 07112630A HK 1104365 A1 HK1104365 A1 HK 1104365A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- film grain
- block
- simulation method
- accordance
- grain simulation
- Prior art date
Links
- 238000004088 simulation Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000001914 filtration Methods 0.000 abstract 1
Classifications
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- 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
-
- 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
-
- 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
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
- 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
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
-
- 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)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Analysis (AREA)
- Image Processing (AREA)
- Processing Or Creating Images (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61965504P | 2004-10-18 | 2004-10-18 | |
PCT/US2005/036209 WO2006044260A1 (en) | 2004-10-18 | 2005-10-07 | Film grain simulation method |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1104365A1 true HK1104365A1 (en) | 2008-01-11 |
Family
ID=35530881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK07112630.4A HK1104365A1 (en) | 2004-10-18 | 2007-11-20 | Film grain simulation method |
Country Status (13)
Country | Link |
---|---|
US (2) | US20060082649A1 (zh) |
EP (1) | EP1803094B1 (zh) |
JP (1) | JP4696121B2 (zh) |
KR (1) | KR101096916B1 (zh) |
CN (1) | CN101044510B (zh) |
BR (1) | BRPI0516614B1 (zh) |
CA (1) | CA2583156C (zh) |
HK (1) | HK1104365A1 (zh) |
MX (1) | MX2007004366A (zh) |
MY (1) | MY152493A (zh) |
RU (1) | RU2378697C2 (zh) |
WO (1) | WO2006044260A1 (zh) |
ZA (1) | ZA200703153B (zh) |
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JP2007508788A (ja) * | 2003-10-14 | 2007-04-05 | トムソン ライセンシング | ビットの正確な快適ノイズの付加方法及び装置 |
US8150206B2 (en) * | 2004-03-30 | 2012-04-03 | Thomson Licensing | Method and apparatus for representing image granularity by one or more parameters |
ZA200703153B (en) * | 2004-10-18 | 2008-08-27 | Thomson Licensing | Film grain simulation method |
GB0424339D0 (en) * | 2004-11-03 | 2004-12-08 | Astrazeneca Ab | Combination therapy |
CA2587095C (en) | 2004-11-12 | 2015-01-20 | Thomson Licensing | Film grain simulation for normal play and trick mode play for video playback systems |
KR101295221B1 (ko) * | 2004-11-16 | 2013-08-12 | 톰슨 라이센싱 | 비디오 시스템에서 사용되는 의사-랜덤 숫자 생성기를 위한 비트-어큐레이트 시드 초기화 |
ES2739452T3 (es) * | 2004-11-17 | 2020-01-31 | Interdigital Vc Holdings Inc | Método de simulación de grano de película con precisión de bits basado en coeficientes transformados calculados previamente |
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-
2005
- 2005-10-07 ZA ZA200703153A patent/ZA200703153B/xx unknown
- 2005-10-07 KR KR1020077011223A patent/KR101096916B1/ko active IP Right Grant
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- 2005-10-07 WO PCT/US2005/036209 patent/WO2006044260A1/en active Application Filing
- 2005-10-07 RU RU2007118488/09A patent/RU2378697C2/ru active
- 2005-10-07 MX MX2007004366A patent/MX2007004366A/es active IP Right Grant
- 2005-10-07 US US11/246,848 patent/US20060082649A1/en not_active Abandoned
- 2005-10-07 BR BRPI0516614-4A patent/BRPI0516614B1/pt not_active IP Right Cessation
- 2005-10-07 JP JP2007536752A patent/JP4696121B2/ja not_active Expired - Fee Related
- 2005-10-07 EP EP05806780.2A patent/EP1803094B1/en active Active
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US8447127B2 (en) | 2013-05-21 |
CA2583156A1 (en) | 2006-04-27 |
CA2583156C (en) | 2014-03-18 |
ZA200703153B (en) | 2008-08-27 |
BRPI0516614A (pt) | 2008-09-16 |
CN101044510B (zh) | 2012-01-04 |
KR101096916B1 (ko) | 2011-12-22 |
BRPI0516614B1 (pt) | 2020-08-18 |
KR20070067225A (ko) | 2007-06-27 |
US20060082649A1 (en) | 2006-04-20 |
JP2008517530A (ja) | 2008-05-22 |
CN101044510A (zh) | 2007-09-26 |
US20100080455A1 (en) | 2010-04-01 |
WO2006044260A1 (en) | 2006-04-27 |
EP1803094A1 (en) | 2007-07-04 |
EP1803094B1 (en) | 2020-02-19 |
RU2007118488A (ru) | 2008-11-27 |
JP4696121B2 (ja) | 2011-06-08 |
MX2007004366A (es) | 2007-05-08 |
RU2378697C2 (ru) | 2010-01-10 |
MY152493A (en) | 2014-10-15 |
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