KR100880640B1 - 스케일러블 비디오 신호 인코딩 및 디코딩 방법 - Google Patents
스케일러블 비디오 신호 인코딩 및 디코딩 방법 Download PDFInfo
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- KR100880640B1 KR100880640B1 KR1020077025370A KR20077025370A KR100880640B1 KR 100880640 B1 KR100880640 B1 KR 100880640B1 KR 1020077025370 A KR1020077025370 A KR 1020077025370A KR 20077025370 A KR20077025370 A KR 20077025370A KR 100880640 B1 KR100880640 B1 KR 100880640B1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
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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
- H04N19/60—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
- H04N19/615—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding using motion compensated temporal filtering [MCTF]
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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
- H04N19/102—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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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
- H04N19/169—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
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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
- H04N19/169—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
- H04N19/187—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 a scalable video layer
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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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
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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
- H04N19/46—Embedding additional information in the video signal during the compression process
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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
- H04N19/50—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
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
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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
- H04N19/60—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
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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
- H04N19/102—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]
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- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (19)
- 인핸스트 레이어에 있는 현재 블록의 위치 정보를 획득하는 단계;베이스 레이어에 있는 루마 샘플과 크로마 샘플 사이의 위상 차이 정보를 획득하는 단계;상기 위상 차이 정보와 상기 위치 정보에 기초하여 참조 픽셀값을 획득하는 단계; 및상기 참조 픽셀값에 기초하여 상기 현재 블록을 디코딩하는 단계를 포함하는 것을 특징으로 하는 비디오 신호 디코딩 방법.
- 제 1항에 있어서,상기 인핸스트 레이어는 상기 베이스 레이어와 스크린 비율 또는 공간 해상도가 다르고, 상기 베이스 레이어는 상기 인핸스트 레이어와 동일한 비디오 신호에 해당하는 것을 특징으로 하는 비디오 신호 디코딩 방법.
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- 제 1항에 있어서,상기 위상 차이 정보는 상기 인핸스트 레이어의 시퀀스 파라미터 세트로부터 획득되는 것을 특징으로 하는 비디오 신호 디코딩 방법.
- 제 1항에 있어서,상기 위상 차이 정보는 상기 인핸스트 레이어의 슬라이스 헤더로부터 획득되는 것을 특징으로 하는 비디오 신호 디코딩 방법.
- 제 1항에 있어서,상기 참조 픽셀값은 베이스 레이어 이미지의 업샘플된 부분을 나타내는 것을 특징으로 하는 비디오 신호 디코딩 방법.
- 제 6항에 있어서,상기 베이스 레이어 이미지의 업샘플된 부분은 인트라 코딩된 것을 특징으로 하는 비디오 신호 디코딩 방법.
- 베이스 레이어에 있는 베이스 이미지의 적어도 한 부분에 기초하여 현재 레이어에 있는 현재 이미지의 적어도 한 부분을 인코딩하는 단계와;비디오 신호 내의 예측된 현재 이미지의 샘플들에 대한 위상 차이 정보를 기록하는 단계를 포함하는 것을 특징으로 하는 비디오 신호 인코딩 방법.
- 인핸스트 레이어에 있는 현재 블록의 위치 정보 및 베이스 레이어에 있는 루마 샘플과 크로마 샘플 사이의 위상 차이 정보를 획득하는 디먹서와;상기 위상 차이 정보와 상기 위치 정보에 기초하여 참조 픽셀값을 획득하고, 상기 참조 픽셀값에 기초하여 상기 현재 블록을 디코딩하는 디코더를 포함하는 것을 특징으로 하는 비디오 신호 디코딩 장치.
- 베이스 레이어에 있는 베이스 이미지의 적어도 한 부분에 기초하여 현재 레이어에 있는 현재 이미지의 적어도 한 부분을 인코딩하는 인코더와;비디오 신호 내의 예측된 현재 이미지의 샘플들에 대한 위상 차이 정보를 기록하는 다운샘플링부를 포함하는 것을 특징으로 하는 비디오 신호 인코딩 장치.
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Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66711505P | 2005-04-01 | 2005-04-01 | |
| US60/667,115 | 2005-04-01 | ||
| US67024105P | 2005-04-12 | 2005-04-12 | |
| US67024605P | 2005-04-12 | 2005-04-12 | |
| US60/670,246 | 2005-04-12 | ||
| US60/670,241 | 2005-04-12 | ||
| KR1020050084744 | 2005-09-12 | ||
| KR1020050084744A KR20060105409A (ko) | 2005-04-01 | 2005-09-12 | 영상 신호의 스케일러블 인코딩 및 디코딩 방법 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087028741A Division KR101158437B1 (ko) | 2005-04-01 | 2006-03-31 | 스케일러블 비디오 신호 인코딩 및 디코딩 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080013879A KR20080013879A (ko) | 2008-02-13 |
| KR100880640B1 true KR100880640B1 (ko) | 2009-01-30 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087028741A Expired - Fee Related KR101158437B1 (ko) | 2005-04-01 | 2006-03-31 | 스케일러블 비디오 신호 인코딩 및 디코딩 방법 |
| KR1020077025370A Expired - Fee Related KR100880640B1 (ko) | 2005-04-01 | 2006-03-31 | 스케일러블 비디오 신호 인코딩 및 디코딩 방법 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087028741A Expired - Fee Related KR101158437B1 (ko) | 2005-04-01 | 2006-03-31 | 스케일러블 비디오 신호 인코딩 및 디코딩 방법 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1878250A4 (ko) |
| KR (2) | KR101158437B1 (ko) |
| WO (1) | WO2006104366A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013187654A1 (ko) * | 2012-06-11 | 2013-12-19 | 삼성전자 주식회사 | 컬러성분별로 sao 파라미터를 공유하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8345762B2 (en) | 2005-02-18 | 2013-01-01 | Thomson Licensing | Method for deriving coding information for high resolution pictures from low resolution pictures and coding and decoding devices implementing said method |
| KR101337206B1 (ko) * | 2007-10-12 | 2013-12-06 | 삼성전자주식회사 | 블록 샘플링을 이용한 영상의 움직임 추정 시스템 및 방법. |
| ES2823480T3 (es) | 2010-05-04 | 2021-05-07 | Lg Electronics Inc | Método y aparato para procesar una señal de vídeo |
| CN105191313A (zh) * | 2013-01-04 | 2015-12-23 | 三星电子株式会社 | 使用考虑相移的上采样的可伸缩视频编码方法和设备以及可伸缩视频解码方法和设备 |
| WO2014189300A1 (ko) * | 2013-05-24 | 2014-11-27 | 주식회사 케이티 | 복수의 레이어를 지원하는 비디오 코딩 방법 및 장치 |
| KR20140138538A (ko) | 2013-05-24 | 2014-12-04 | 주식회사 케이티 | 복수의 레이어를 지원하는 비디오 코딩 방법 및 장치 |
| KR20150081236A (ko) * | 2014-01-03 | 2015-07-13 | 삼성전자주식회사 | 효율적인 파라미터 전달을 사용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040096548A (ko) * | 2002-04-24 | 2004-11-16 | 닛본 덴끼 가부시끼가이샤 | 동화상 코딩 방법 및 디코딩 방법, 및 이 방법을 사용하는장치 및 프로그램 |
| KR20040107437A (ko) * | 2003-06-13 | 2004-12-20 | 더 디렉티브 그룹, 인크. | 디지털 방송 및 대화식 서비스들을 위한 프레이밍 구조 |
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| US5418570A (en) * | 1992-03-03 | 1995-05-23 | Kabushiki Kaisha Toshiba | Motion picture coding apparatus |
| US6957350B1 (en) * | 1996-01-30 | 2005-10-18 | Dolby Laboratories Licensing Corporation | Encrypted and watermarked temporal and resolution layering in advanced television |
| US6057884A (en) * | 1997-06-05 | 2000-05-02 | General Instrument Corporation | Temporal and spatial scaleable coding for video object planes |
| US6510177B1 (en) * | 2000-03-24 | 2003-01-21 | Microsoft Corporation | System and method for layered video coding enhancement |
| CN1636394A (zh) * | 2000-10-11 | 2005-07-06 | 皇家菲利浦电子有限公司 | 细粒视频编码的空间可缩放性 |
-
2006
- 2006-03-31 KR KR1020087028741A patent/KR101158437B1/ko not_active Expired - Fee Related
- 2006-03-31 WO PCT/KR2006/001200 patent/WO2006104366A1/en active Application Filing
- 2006-03-31 EP EP06716553A patent/EP1878250A4/en not_active Withdrawn
- 2006-03-31 KR KR1020077025370A patent/KR100880640B1/ko not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040096548A (ko) * | 2002-04-24 | 2004-11-16 | 닛본 덴끼 가부시끼가이샤 | 동화상 코딩 방법 및 디코딩 방법, 및 이 방법을 사용하는장치 및 프로그램 |
| KR20040107437A (ko) * | 2003-06-13 | 2004-12-20 | 더 디렉티브 그룹, 인크. | 디지털 방송 및 대화식 서비스들을 위한 프레이밍 구조 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013187654A1 (ko) * | 2012-06-11 | 2013-12-19 | 삼성전자 주식회사 | 컬러성분별로 sao 파라미터를 공유하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치 |
| US9219918B2 (en) | 2012-06-11 | 2015-12-22 | Samsung Electronics Co., Ltd. | Sample adaptive offset (SAO) adjustment method and apparatus and SAO adjustment determination method and apparatus |
| US9807393B2 (en) | 2012-06-11 | 2017-10-31 | Samsung Electronics Co., Ltd. | Sample adaptive offset (SAO) adjustment method and apparatus and SAO adjustment determination method and apparatus |
| US9807392B2 (en) | 2012-06-11 | 2017-10-31 | Samsung Electronics Co., Ltd. | Sample adaptive offset (SAO) adjustment method and apparatus and SAO adjustment determination method and apparatus |
| US9826235B2 (en) | 2012-06-11 | 2017-11-21 | Samsung Electronics Co., Ltd. | Sample adaptive offset (SAO) adjustment method and apparatus and SAO adjustment determination method and apparatus |
| US10075718B2 (en) | 2012-06-11 | 2018-09-11 | Samsung Electronics Co., Ltd. | Sample adaptive offset (SAO) adjustment method and apparatus and SAO adjustment determination method and apparatus |
| US10609375B2 (en) | 2012-06-11 | 2020-03-31 | Samsung Electronics Co., Ltd. | Sample adaptive offset (SAO) adjustment method and apparatus and SAO adjustment determination method and apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20090006215A (ko) | 2009-01-14 |
| KR101158437B1 (ko) | 2012-06-22 |
| WO2006104366A1 (en) | 2006-10-05 |
| KR20080013879A (ko) | 2008-02-13 |
| EP1878250A1 (en) | 2008-01-16 |
| EP1878250A4 (en) | 2012-11-28 |
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