DE69225621D1 - Vorrichtung zur Kodierung eines Videosignals - Google Patents
Vorrichtung zur Kodierung eines VideosignalsInfo
- Publication number
- DE69225621D1 DE69225621D1 DE69225621T DE69225621T DE69225621D1 DE 69225621 D1 DE69225621 D1 DE 69225621D1 DE 69225621 T DE69225621 T DE 69225621T DE 69225621 T DE69225621 T DE 69225621T DE 69225621 D1 DE69225621 D1 DE 69225621D1
- Authority
- DE
- Germany
- Prior art keywords
- coding
- video signal
- video
- signal
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
- H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
- H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction 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
- H04N19/10—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
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/60—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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
-
- 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
- H04N19/93—Run-length coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
-
- 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
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
-
- 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
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Time-Division Multiplex Systems (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP375891 | 1991-01-17 | ||
JP14153191 | 1991-06-13 | ||
JP14575291 | 1991-06-18 | ||
JP90492 | 1992-01-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69225621D1 true DE69225621D1 (de) | 1998-07-02 |
DE69225621T2 DE69225621T2 (de) | 1998-11-12 |
Family
ID=27453272
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992630922 Expired - Fee Related DE69230922T2 (de) | 1991-01-17 | 1992-01-16 | Videosignalkodierer mit Blockvertauschungstechnik |
DE1992625621 Expired - Fee Related DE69225621T2 (de) | 1991-01-17 | 1992-01-16 | Vorrichtung zur Kodierung eines Videosignals |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992630922 Expired - Fee Related DE69230922T2 (de) | 1991-01-17 | 1992-01-16 | Videosignalkodierer mit Blockvertauschungstechnik |
Country Status (4)
Country | Link |
---|---|
US (1) | US5337087A (de) |
EP (2) | EP0806872B1 (de) |
JP (1) | JP3074211B2 (de) |
DE (2) | DE69230922T2 (de) |
Families Citing this family (90)
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US6915014B1 (en) | 1990-07-31 | 2005-07-05 | Canon Kabushiki Kaisha | Image processing apparatus and method |
DE69130275T2 (de) * | 1990-07-31 | 1999-04-08 | Canon Kk | Verfahren und Gerät zur Bildverarbeitung |
JP3141139B2 (ja) * | 1991-03-13 | 2001-03-05 | 三菱電機株式会社 | 映像音声デジタル記録/再生装置 |
EP1330129A3 (de) * | 1991-04-10 | 2006-03-15 | Mitsubishi Denki Kabushiki Kaisha | Kodierer und Dekodierer |
DE4118571A1 (de) * | 1991-06-06 | 1992-12-10 | Philips Patentverwaltung | Vorrichtung zur steuerung des quantisierers eines hybrid-kodierers |
JPH05276500A (ja) * | 1991-07-19 | 1993-10-22 | Sony Corp | 動画像符号化及び復号化装置 |
DE4221259A1 (de) * | 1992-06-26 | 1994-01-05 | Hertz Inst Heinrich | Verfahren zur Aufbereitung von digitalen Farbfernsehsignalen für die Magnetband-Aufzeichnung |
JP2551305B2 (ja) * | 1992-09-11 | 1996-11-06 | 日本電気株式会社 | 動画像符号化制御方式 |
JP3348310B2 (ja) * | 1992-09-28 | 2002-11-20 | ソニー株式会社 | 動画像符号化方法および動画像符号化装置 |
US5613015A (en) * | 1992-11-12 | 1997-03-18 | Fuji Xerox Co., Ltd. | Image signal analyzing system and coding system |
KR940020832A (ko) * | 1993-02-25 | 1994-09-16 | 김주용 | 고선명 텔레비젼의 적응 양자화 방법 및 이를 이용한 시스템 부호기 |
KR100363588B1 (ko) * | 1993-03-25 | 2003-02-17 | 세이코 엡슨 가부시키가이샤 | 화상처리장치 |
US6301390B1 (en) | 1993-03-31 | 2001-10-09 | Canon Kabushiki Kaisha | Encoding image data in blocks read out in a predetermined order |
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JP3210996B2 (ja) * | 1993-07-30 | 2001-09-25 | 三菱電機株式会社 | 高能率符号化装置及び高能率復号化装置 |
US5610657A (en) * | 1993-09-14 | 1997-03-11 | Envistech Inc. | Video compression using an iterative error data coding method |
EP0660619A1 (de) * | 1993-12-22 | 1995-06-28 | Laboratoires D'electronique Philips S.A.S. | Verfahren zur variablen Längenkodierung von Bildern und Vorrichtung zur Ausführung eines solchen Verfahrens |
JP3115199B2 (ja) * | 1994-12-16 | 2000-12-04 | 松下電器産業株式会社 | 画像圧縮符号化装置 |
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US5724475A (en) * | 1995-05-18 | 1998-03-03 | Kirsten; Jeff P. | Compressed digital video reload and playback system |
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1992
- 1992-01-16 EP EP19970113526 patent/EP0806872B1/de not_active Expired - Lifetime
- 1992-01-16 EP EP19920100642 patent/EP0495490B1/de not_active Expired - Lifetime
- 1992-01-16 DE DE1992630922 patent/DE69230922T2/de not_active Expired - Fee Related
- 1992-01-16 DE DE1992625621 patent/DE69225621T2/de not_active Expired - Fee Related
- 1992-01-17 JP JP616292A patent/JP3074211B2/ja not_active Expired - Fee Related
-
1993
- 1993-03-09 US US08/029,941 patent/US5337087A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5337087A (en) | 1994-08-09 |
DE69230922D1 (de) | 2000-05-18 |
JPH05252499A (ja) | 1993-09-28 |
EP0495490A3 (en) | 1993-08-25 |
EP0495490B1 (de) | 1998-05-27 |
EP0806872A2 (de) | 1997-11-12 |
JP3074211B2 (ja) | 2000-08-07 |
DE69225621T2 (de) | 1998-11-12 |
EP0806872A3 (de) | 1998-05-20 |
DE69230922T2 (de) | 2000-11-30 |
EP0495490A2 (de) | 1992-07-22 |
EP0806872B1 (de) | 2000-04-12 |
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