DE69811319T2 - Verfahren und Vorrichtung zur Codierung und zur Decodierung einer Bildsequenz - Google Patents
Verfahren und Vorrichtung zur Codierung und zur Decodierung einer BildsequenzInfo
- Publication number
- DE69811319T2 DE69811319T2 DE69811319T DE69811319T DE69811319T2 DE 69811319 T2 DE69811319 T2 DE 69811319T2 DE 69811319 T DE69811319 T DE 69811319T DE 69811319 T DE69811319 T DE 69811319T DE 69811319 T2 DE69811319 T2 DE 69811319T2
- Authority
- DE
- Germany
- Prior art keywords
- pixel
- values
- video data
- image
- coefficients
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000013139 quantization Methods 0.000 claims description 11
- 102100037101 Deoxycytidylate deaminase Human genes 0.000 claims description 4
- 101000955042 Homo sapiens Deoxycytidylate deaminase Proteins 0.000 claims description 4
- 230000002238 attenuated effect Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000001131 transforming effect Effects 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- 238000004088 simulation Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 241000630627 Diodella Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP97203687A EP0920216A1 (de) | 1997-11-25 | 1997-11-25 | Verfahren und Vorrichtung zur Codierung und zur Decodierung einer Bildsequenz |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69811319D1 DE69811319D1 (de) | 2003-03-20 |
| DE69811319T2 true DE69811319T2 (de) | 2003-09-18 |
Family
ID=8228971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69811319T Expired - Lifetime DE69811319T2 (de) | 1997-11-25 | 1998-11-13 | Verfahren und Vorrichtung zur Codierung und zur Decodierung einer Bildsequenz |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6456656B1 (enExample) |
| EP (1) | EP0920216A1 (enExample) |
| JP (1) | JPH11243548A (enExample) |
| CN (1) | CN1174636C (enExample) |
| DE (1) | DE69811319T2 (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002112275A (ja) * | 2000-07-25 | 2002-04-12 | Matsushita Electric Ind Co Ltd | 画像復号方法、画像復号装置、およびデータ記憶媒体 |
| EP1176833A3 (en) * | 2000-07-25 | 2012-06-27 | Panasonic Corporation | Image decoding method, image decoding apparatus, and data storage medium |
| US20040001547A1 (en) * | 2002-06-26 | 2004-01-01 | Debargha Mukherjee | Scalable robust video compression |
| US7321623B2 (en) * | 2002-10-01 | 2008-01-22 | Avocent Corporation | Video compression system |
| KR101025847B1 (ko) * | 2007-01-19 | 2011-03-30 | 삼성전자주식회사 | 이진 영상을 효과적으로 압축하고 복원하는 방법 및 장치 |
| KR101456279B1 (ko) * | 2008-01-03 | 2014-11-04 | 한국전자통신연구원 | 참조 블록 파형 정보에 기반하여 인트라 영상을 부호화하는 장치 및 복호화 하는 장치 |
| CN102378000B (zh) * | 2010-08-13 | 2013-07-17 | 炬力集成电路设计有限公司 | 一种视频解码装置和方法 |
| CN104641638B (zh) | 2012-06-28 | 2018-08-03 | 阿克西斯股份公司 | 使用虚拟帧内帧对视频内容进行编码的系统和方法 |
| US10778972B1 (en) | 2019-02-27 | 2020-09-15 | Google Llc | Adaptive filter intra prediction modes in image/video compression |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4745473A (en) * | 1986-03-24 | 1988-05-17 | Harris Corporation | Hybrid image compression system |
| US4910586A (en) * | 1988-11-22 | 1990-03-20 | Broadband Technologies, Inc. | Hybrid DPCM codec for composite color television signals |
| GB8914843D0 (en) * | 1989-06-28 | 1989-08-16 | British Aerospace | A method of processing video image data for use in the storage or transmission of moving digital images |
| GB8920259D0 (en) * | 1989-09-07 | 1989-10-18 | British Broadcasting Corp | Hybrid predictive coders and decoders for digital video signals |
| US5218435A (en) * | 1991-02-20 | 1993-06-08 | Massachusetts Institute Of Technology | Digital advanced television systems |
| EP0554086B1 (en) * | 1992-01-29 | 2001-10-17 | Mitsubishi Denki Kabushiki Kaisha | Video information recording apparatus |
| US5367336A (en) * | 1992-07-08 | 1994-11-22 | At&T Bell Laboratories | Truncation error correction for predictive coding/encoding |
| US5331348A (en) * | 1992-07-27 | 1994-07-19 | At&T Bell Laboratories | Adaptive leak HDTV encoder |
| US5457496A (en) * | 1992-11-17 | 1995-10-10 | Fujitsu Limited | Digital image communication apparatus |
| US5519446A (en) * | 1993-11-13 | 1996-05-21 | Goldstar Co., Ltd. | Apparatus and method for converting an HDTV signal to a non-HDTV signal |
| JP3258840B2 (ja) * | 1994-12-27 | 2002-02-18 | シャープ株式会社 | 動画像符号化装置および領域抽出装置 |
| US5680129A (en) * | 1995-07-18 | 1997-10-21 | Hewlett-Packard Company | System and method for lossless image compression |
| US5790207A (en) * | 1996-03-14 | 1998-08-04 | Daewoo Electronics, Co., Ltd. | Motion compensation method for use in an image encoding system |
| US5959693A (en) * | 1997-05-07 | 1999-09-28 | General Instrument Corporation | Pixel adaptive noise reduction filter for digital video |
-
1997
- 1997-11-25 EP EP97203687A patent/EP0920216A1/de not_active Withdrawn
-
1998
- 1998-10-29 US US09/182,030 patent/US6456656B1/en not_active Expired - Lifetime
- 1998-11-13 DE DE69811319T patent/DE69811319T2/de not_active Expired - Lifetime
- 1998-11-23 CN CNB981226221A patent/CN1174636C/zh not_active Expired - Fee Related
- 1998-11-24 JP JP10333115A patent/JPH11243548A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN1174636C (zh) | 2004-11-03 |
| JPH11243548A (ja) | 1999-09-07 |
| US6456656B1 (en) | 2002-09-24 |
| EP0920216A1 (de) | 1999-06-02 |
| DE69811319D1 (de) | 2003-03-20 |
| CN1224979A (zh) | 1999-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8364 | No opposition during term of opposition |