KR920014241A - 화상 처리 방법 - Google Patents
화상 처리 방법 Download PDFInfo
- Publication number
- KR920014241A KR920014241A KR1019910020417A KR910020417A KR920014241A KR 920014241 A KR920014241 A KR 920014241A KR 1019910020417 A KR1019910020417 A KR 1019910020417A KR 910020417 A KR910020417 A KR 910020417A KR 920014241 A KR920014241 A KR 920014241A
- Authority
- KR
- South Korea
- Prior art keywords
- processing method
- image processing
- divided
- blocks
- groups
- Prior art date
Links
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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/527—Global motion vector 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
- H04N19/85—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 본 발명에 의한 화상처리 방법의 블럭 분할의 일예를 보이는 설명도, 제 2도는 분할을 행하는 장치의 일예의 구성도, 제 3도는 장치의 타이밍 챠트도.
Claims (1)
- 화상신호를 복수의 블럭으로 분할하고, 그의 블럭마다 처리를 행하도록한 화상처리 방법에 있어서, 1프레임의 상기 화상신호를 적어도 제1 및 제2의 필드로 분할하고, 이 제1 및 제2의 필드를 화소단위로 교대로 적어도 제1 및 제2의 그룹으로 분할하고, 이들 적어도 4개의 그룹마다 상기 블럭의 분할을 행함과 동시에 이들 분할된 블럭의 경계가 상기 그룹간에 겹치지 않도록 상기 분할의 위치를 배치한 것을 특징으로 하는 화상처리 방법.※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2413787A JPH04223687A (ja) | 1990-12-25 | 1990-12-25 | 画像処理方法 |
JP90-413787 | 1990-12-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR920014241A true KR920014241A (ko) | 1992-07-30 |
Family
ID=18522357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910020417A KR920014241A (ko) | 1990-12-25 | 1991-11-16 | 화상 처리 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5311307A (ko) |
JP (1) | JPH04223687A (ko) |
KR (1) | KR920014241A (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0128244B1 (ko) * | 1992-09-23 | 1998-04-02 | 배순훈 | 병렬 구조를 갖는 부호 화상 데이타의 복호 장치 |
JP2636674B2 (ja) * | 1993-05-25 | 1997-07-30 | 日本電気株式会社 | 動画像の動きベクトル検出装置 |
GB2283876B (en) * | 1993-11-09 | 1998-06-24 | Matsushita Electric Ind Co Ltd | Encoding and decoding code sequences and frames |
US5850475A (en) * | 1994-05-10 | 1998-12-15 | Fuji Xerox Co., Ltd. | Method and apparatus for dividing image area |
US5650823A (en) * | 1995-03-27 | 1997-07-22 | International Business Machines Corporation | Half pel motion estimation method for B pictures |
US5886790A (en) * | 1995-07-12 | 1999-03-23 | Asahi Kogaku Kogyo Kabushiki Kaisha | Image processing device |
US6701017B1 (en) * | 1998-02-10 | 2004-03-02 | Nihon Computer Co., Ltd. | High resolution high-value added video transfer method system and storage medium by using pseudo natural image |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442454A (en) * | 1982-11-15 | 1984-04-10 | Eastman Kodak Company | Image processing method using a block overlap transformation procedure |
-
1990
- 1990-12-25 JP JP2413787A patent/JPH04223687A/ja active Pending
-
1991
- 1991-11-16 KR KR1019910020417A patent/KR920014241A/ko not_active Application Discontinuation
- 1991-12-13 US US07/808,167 patent/US5311307A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH04223687A (ja) | 1992-08-13 |
US5311307A (en) | 1994-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |