KR100776529B1 - 간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및 장치 - Google Patents
간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및 장치 Download PDFInfo
- Publication number
- KR100776529B1 KR100776529B1 KR1020017014472A KR20017014472A KR100776529B1 KR 100776529 B1 KR100776529 B1 KR 100776529B1 KR 1020017014472 A KR1020017014472 A KR 1020017014472A KR 20017014472 A KR20017014472 A KR 20017014472A KR 100776529 B1 KR100776529 B1 KR 100776529B1
- Authority
- KR
- South Korea
- Prior art keywords
- delete delete
- transcoding
- motion
- extracting
- content
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 63
- 239000013598 vector Substances 0.000 claims description 17
- 230000011218 segmentation Effects 0.000 claims description 4
- 238000003672 processing method Methods 0.000 claims description 2
- 238000013139 quantization Methods 0.000 abstract description 6
- 239000000284 extract Substances 0.000 abstract description 4
- 239000008186 active pharmaceutical agent Substances 0.000 description 37
- 239000000872 buffer Substances 0.000 description 16
- 230000006835 compression Effects 0.000 description 16
- 238000007906 compression Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 14
- 238000000605 extraction Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005562 fading Methods 0.000 description 5
- 230000008520 organization Effects 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 241001028048 Nicola Species 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000012536 storage buffer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/84—Generation or processing of descriptive data, e.g. content descriptors
-
- 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
- H04N19/114—Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames
-
- 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
- H04N19/177—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 group of pictures [GOP]
-
- 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
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
-
- 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
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- 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
-
- 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
- H04N19/60—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
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234336—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by media transcoding, e.g. video is transformed into a slideshow of still pictures or audio is converted into text
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (73)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 콘텐츠 처리 방법으로서:단말(terminal)에 대한 단말 정보를 제 1 메모리에 저장하는 단계;상기 콘텐츠 및 상기 콘텐츠를 처리하기 위한 콘텐츠 정보를 제 2 메모리에 저장하는 단계;상기 콘텐츠 정보 및 상기 단말 정보에 기초하여 트랜스코딩 힌트들(transcoding hints)을 추출하는 단계; 및상기 트랜스코딩 힌트들에 기초하여 상기 콘텐츠를 변환하는 단계를 포함하는, 콘텐츠 처리 방법.
- 제 59 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는:제 1 GOP 구조를 갖는 압축 이미지 데이터의 제 1 비트스트림을 수신하는 단계;상기 제 1 비트스트림으로부터 제 1 모션 정보를 획득하는 단계;제 1 분할(segmentation)의 텍스처/엣지 정보(texture/edge information)를 획득하는 단계;상기 제 1 비트스트림으로부터 특징점들(feature points) 및 상기 특징점들과 연관된 모션 정보를 획득하는 단계; 및상기 제 1 비트스트림으로부터 관심있는 정보의 영역을 획득하는 단계를 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 상기 제 1 모션 정보를 트랜스코딩 힌트들로서 저장하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 모션 관련 트랜스코딩 힌트들을 파라메트릭 모션 모델(parametric motion model)의 파라미터들로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 62 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는, 후속하는 직사각형의 비디오 프레임들 내의 글로벌 모션(global motion)을 기술(describe)하도록 상기 파라메트릭 모션 모델을 채용하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 62 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는, 임의 형상의 규정된 영역 내의 모션을 기술하도록 상기 파라메트릭 모션 모델을 채용하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 64 항에 있어서, 상기 파라메트릭 모션 모델은, MPEG-4 내에서 이용되는 상기 임의 형상의 규정된 영역 내의 상기 모션을 기술하도록 채용되는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 모션 관련 트랜스코딩 힌트들을, 상기 압축 이미지 데이터의 제 1 비트스트림에 포함된 모션 벡터들의 어레이로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 모션 관련 트랜스코딩 힌트들을, 상기 압축 이미지 데이터의 제 1 비트스트림에 포함된 모션 벡터들로부터 유도된 모션 벡터들의 어레이로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 모션 관련 트랜스코딩 힌트들을, 후속하는 프레임들 내에서 트래킹되는 모션 벡터들과 연관된 특징점들의 리스트로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 모션 관련 트랜스코딩 힌트들을, 후속하는 프레임들 내의 임의 형상의 영역들 내에서 트래킹되는 모션 벡터들과 연관된 특징점들의 리스트로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 텍스처 관련 트랜스코딩 힌트들을, DCT-계수들의 리스트 및 DCT-계수들의 리스트로부터 유도된 측정(평균치, 최소치, 최대치, 분산 및 표준 편차 중 하나) 중 하나로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 엣지 관련 트랜스코딩 힌트들을, DCT-계수들의 리스트 및 DCT-계수들의 리스트로부터 유도된 측정(평균치, 최소치, 최대치, 분산 및 표준 편차 중 하나) 중 하나로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는 특징점들 및 상기 특징점들과 연관된 모션 벡터들의 리스트를 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
- 제 60 항에 있어서, 상기 트랜스코딩 힌트 추출 단계는, 하나의 프레임에서 다음 프레임으로 손실되고 새로운 다수의 특징점들을 이용함으로써 부호화-복잡성 관련 트랜스코딩 힌트들(encoding-complexity-related transcoding hints)을 후속하는 프레임들 내에서 트래킹되는 특징점들의 수명 리스트로부터 유도된 복잡성 메트릭(complexity metric)으로서 표현하는 단계를 더 포함하는, 콘텐츠 처리 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2000-00068720 | 2000-03-13 | ||
JP2000068720 | 2000-03-13 | ||
US20472900P | 2000-05-16 | 2000-05-16 | |
US60/204,729 | 2000-05-16 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077009285A Division KR100844816B1 (ko) | 2000-03-13 | 2001-03-13 | 간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020006632A KR20020006632A (ko) | 2002-01-23 |
KR100776529B1 true KR100776529B1 (ko) | 2007-11-16 |
Family
ID=26587321
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077009285A KR100844816B1 (ko) | 2000-03-13 | 2001-03-13 | 간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및장치 |
KR1020017014472A KR100776529B1 (ko) | 2000-03-13 | 2001-03-13 | 간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및 장치 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077009285A KR100844816B1 (ko) | 2000-03-13 | 2001-03-13 | 간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및장치 |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1177691B1 (ko) |
JP (1) | JP4576783B2 (ko) |
KR (2) | KR100844816B1 (ko) |
CN (1) | CN100338956C (ko) |
AU (2) | AU780811B2 (ko) |
CA (1) | CA2374067C (ko) |
HK (1) | HK1051941A1 (ko) |
WO (1) | WO2001069936A2 (ko) |
Families Citing this family (83)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9892606B2 (en) * | 2001-11-15 | 2018-02-13 | Avigilon Fortress Corporation | Video surveillance system employing video primitives |
US20050162515A1 (en) * | 2000-10-24 | 2005-07-28 | Objectvideo, Inc. | Video surveillance system |
EP1309181A1 (en) * | 2001-11-06 | 2003-05-07 | Thomson Licensing S.A. | Device, method and system for multimedia content adaption |
CN100583981C (zh) * | 2001-11-10 | 2010-01-20 | 汤姆森许可公司 | 为移动手持设备录制并播放视频节目的系统和方法 |
JP4040577B2 (ja) | 2001-11-26 | 2008-01-30 | コーニンクリク・フィリップス・エレクトロニクス・ナムローゼ・フエンノートシャップ | スキーマ、構文解析法、およびスキーマに基づいてビットストリームを発生させる方法 |
US20030105880A1 (en) * | 2001-12-04 | 2003-06-05 | Koninklijke Philips Electronics N.V. | Distributed processing, storage, and transmision of multimedia information |
US7106366B2 (en) | 2001-12-19 | 2006-09-12 | Eastman Kodak Company | Image capture system incorporating metadata to facilitate transcoding |
ATE513415T1 (de) | 2001-12-28 | 2011-07-15 | Koninkl Philips Electronics Nv | Verfahren zur verarbeitung von multimediainhalt |
US8582031B2 (en) | 2002-01-22 | 2013-11-12 | Broadcom Corporation | System and method of transmission and display of progressive video with hints for interlaced display |
US7170936B2 (en) * | 2002-03-28 | 2007-01-30 | Intel Corporation | Transcoding apparatus, system, and method |
GB2387287B (en) * | 2002-04-05 | 2006-03-15 | Snell & Wilcox Limited | Video compression transcoding |
CN100367794C (zh) | 2002-04-12 | 2008-02-06 | 三菱电机株式会社 | 元数据编辑装置 |
DE10218813B4 (de) * | 2002-04-26 | 2005-12-08 | Siemens Ag | Verfahren zur Transformation eines Medienstroms in einen zweiten Medienstrom, Vorrichtung und Programmprodukt zur Ausführung des Verfahrens |
EP1361758A1 (en) * | 2002-05-06 | 2003-11-12 | Motorola, Inc. | Image content reconfiguration for different device capabilities and methods therefor |
US6937168B2 (en) * | 2002-06-14 | 2005-08-30 | Intel Corporation | Transcoding media content from a personal video recorder for a portable device |
EP1387584A1 (en) * | 2002-07-22 | 2004-02-04 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for storing and transmiting audio-visual data |
CN100428791C (zh) * | 2002-11-27 | 2008-10-22 | 腾研科技股份有限公司 | Mpeg数据格式转换方法及使用该方法的解码系统 |
JP2004178332A (ja) * | 2002-11-28 | 2004-06-24 | Satake Corp | コンテンツ変換制御方法及びコンテンツ利用システム |
US7263481B2 (en) | 2003-01-09 | 2007-08-28 | Dilithium Networks Pty Limited | Method and apparatus for improved quality voice transcoding |
EP1439707A3 (en) * | 2003-01-17 | 2006-01-11 | Broadcom Corporation | Transmission and display of progressive video with hints for interlaced display |
KR101009629B1 (ko) * | 2003-03-13 | 2011-01-21 | 한국전자통신연구원 | 디지털 방송 프로그램 서비스를 제공하기 위한 확장메타데이터의 데이터 구조와 이를 이용한 적응적 프로그램서비스 제공 시스템 및 그 방법 |
US20040234140A1 (en) * | 2003-05-19 | 2004-11-25 | Shunichiro Nonaka | Apparatus and method for moving image conversion, apparatus and method for moving image transmission, and programs therefor |
JP2005071227A (ja) * | 2003-08-27 | 2005-03-17 | Sony Corp | メタデータ流通管理システム,メタデータ流通管理装置,個人別メタデータ管理装置,クライアント端末,メタデータ流通管理方法およびコンピュータプログラム |
JP4988346B2 (ja) * | 2003-09-15 | 2012-08-01 | ザ・ディレクティービー・グループ・インコーポレイテッド | ビデオネットワークにおける適応トランスコーディング及び速度変換のための方法及びシステム |
CN1882936B (zh) * | 2003-09-27 | 2010-05-12 | 韩国电子通信研究院 | 封包元数据和使用其的目标/同步服务提供系统 |
US8165449B2 (en) | 2003-10-01 | 2012-04-24 | Microsoft Corporation | DV metadata extraction |
KR20050052717A (ko) * | 2003-12-01 | 2005-06-07 | 엘지전자 주식회사 | 오디오 원본 보존 트랜스코딩 시스템 및 방법 |
US7580520B2 (en) * | 2004-02-14 | 2009-08-25 | Hewlett-Packard Development Company, L.P. | Methods for scaling a progressively encrypted sequence of scalable data |
US7075460B2 (en) * | 2004-02-13 | 2006-07-11 | Hewlett-Packard Development Company, L.P. | Methods for scaling encoded data without requiring knowledge of the encoding scheme |
US7504968B2 (en) * | 2004-02-13 | 2009-03-17 | Hewlett-Packard Development Company, L.P. | Media data decoding device |
US6989773B2 (en) * | 2004-02-13 | 2006-01-24 | Hewlett-Packard Development Company, L.P. | Media data encoding device |
US7797454B2 (en) * | 2004-02-13 | 2010-09-14 | Hewlett-Packard Development Company, L.P. | Media data transcoding devices |
US8832434B2 (en) * | 2004-02-13 | 2014-09-09 | Hewlett-Packard Development Company, L.P. | Methods for generating data for describing scalable media |
JP4528043B2 (ja) * | 2004-07-12 | 2010-08-18 | 株式会社日立製作所 | 映像信号変換装置、変換方法及びこれを用いた映像信号記録装置 |
JP4863438B2 (ja) * | 2004-09-10 | 2012-01-25 | キヤノン株式会社 | データ処理装置及び処理方法 |
CN100493144C (zh) * | 2004-09-10 | 2009-05-27 | 佳能株式会社 | 数据处理装置及其控制方法 |
US7302159B2 (en) * | 2004-11-12 | 2007-11-27 | Pelco | Apparatus and method of storing video data |
US8780957B2 (en) | 2005-01-14 | 2014-07-15 | Qualcomm Incorporated | Optimal weights for MMSE space-time equalizer of multicode CDMA system |
JP2006246008A (ja) * | 2005-03-03 | 2006-09-14 | Ntt Docomo Inc | 映像トランスコードシステム、映像取得装置、トランスコーダ装置、及び、映像トランスコーディング方法 |
US9197912B2 (en) | 2005-03-10 | 2015-11-24 | Qualcomm Incorporated | Content classification for multimedia processing |
JP4561453B2 (ja) * | 2005-04-19 | 2010-10-13 | 株式会社日立製作所 | 記録再生装置、記録再生方法 |
US9113147B2 (en) | 2005-09-27 | 2015-08-18 | Qualcomm Incorporated | Scalability techniques based on content information |
US8121421B2 (en) | 2005-09-28 | 2012-02-21 | Telefonaktiebolaget L M Ericsson (Publ) | Media content management |
US7743363B2 (en) * | 2005-10-13 | 2010-06-22 | Microsoft Corporation | Extensible meta-data |
US8654848B2 (en) | 2005-10-17 | 2014-02-18 | Qualcomm Incorporated | Method and apparatus for shot detection in video streaming |
US8948260B2 (en) | 2005-10-17 | 2015-02-03 | Qualcomm Incorporated | Adaptive GOP structure in video streaming |
KR100775923B1 (ko) * | 2005-11-14 | 2007-11-13 | 노키아 코포레이션 | 디지털 권리 관리 시스템들 간의 콘텐츠 전송 |
CN101346997B (zh) | 2005-12-28 | 2015-01-14 | 英特尔公司 | 用户敏感信息适应性视频代码转换的方法、系统和设备 |
JP4914093B2 (ja) * | 2006-03-23 | 2012-04-11 | 住友電気工業株式会社 | 情報中継装置、情報中継方法、および、情報中継システム |
WO2007114995A1 (en) * | 2006-04-03 | 2007-10-11 | Qualcomm Incorporated | Preprocessor method and apparatus |
US9131164B2 (en) | 2006-04-04 | 2015-09-08 | Qualcomm Incorporated | Preprocessor method and apparatus |
US7984477B2 (en) | 2007-03-16 | 2011-07-19 | At&T Intellectual Property I, L.P. | Real-time video compression |
KR101087178B1 (ko) * | 2007-08-31 | 2011-11-25 | 후지쯔 가부시끼가이샤 | 신호 출력 장치, 신호 출력 방법 및 신호 출력 프로그램을 기록한 기록 매체 |
KR101365596B1 (ko) | 2007-09-14 | 2014-03-12 | 삼성전자주식회사 | 영상 부호화장치 및 방법과 그 영상 복호화장치 및 방법 |
WO2009045178A1 (en) * | 2007-10-05 | 2009-04-09 | Agency For Science, Technology And Research | A method of transcoding a data stream and a data transcoder |
US8295624B2 (en) | 2007-12-03 | 2012-10-23 | Ecole De Technologie Superieure | Method and system for generating a quality prediction table for quality-aware transcoding of digital images |
CN101842811B (zh) | 2007-11-02 | 2012-05-23 | 高等技术学校 | 用于预测经过通过缩放以及质量控制参数的改变而转换的图像的文件大小的系统和方法 |
FR2933837A1 (fr) * | 2008-12-10 | 2010-01-15 | Thomson Licensing | Procede de codage, procede et dispositif de transcodage et flux de donnees image codees. |
US8300961B2 (en) * | 2008-12-12 | 2012-10-30 | Ecole De Technologie Superieure | Method and system for low complexity transcoding of images with near optimal quality |
WO2010086021A1 (en) * | 2009-01-30 | 2010-08-05 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for efficient downstream video processing based on upstream metric processing and provision |
US20110013692A1 (en) * | 2009-03-29 | 2011-01-20 | Cohen Robert A | Adaptive Video Transcoding |
JP5553140B2 (ja) | 2009-10-02 | 2014-07-16 | ソニー株式会社 | 情報処理装置および方法 |
US8763068B2 (en) * | 2010-12-09 | 2014-06-24 | Microsoft Corporation | Generation and provision of media metadata |
US8880633B2 (en) | 2010-12-17 | 2014-11-04 | Akamai Technologies, Inc. | Proxy server with byte-based include interpreter |
US20120265853A1 (en) * | 2010-12-17 | 2012-10-18 | Akamai Technologies, Inc. | Format-agnostic streaming architecture using an http network for streaming |
JP2014509120A (ja) * | 2011-01-21 | 2014-04-10 | トムソン ライセンシング | コンテンツプロファイルを用いる高度化された遠隔トランスコーディングのためのシステム及び方法 |
EP2518719B1 (en) | 2011-04-08 | 2016-05-18 | Dolby Laboratories Licensing Corporation | Image range expansion control methods and apparatus |
US20120294366A1 (en) * | 2011-05-17 | 2012-11-22 | Avi Eliyahu | Video pre-encoding analyzing method for multiple bit rate encoding system |
US20130117418A1 (en) | 2011-11-06 | 2013-05-09 | Akamai Technologies Inc. | Hybrid platform for content delivery and transcoding |
KR20130108882A (ko) * | 2012-03-26 | 2013-10-07 | 삼성전자주식회사 | 복수의 트랜스코딩 수행시 로드 밸런싱을 위한 스케줄링 장치 및 방법 |
EP3767961B1 (en) * | 2012-06-12 | 2023-03-29 | Coherent Logix, Inc. | A distributed architecture for encoding and delivering video content |
US9282348B2 (en) * | 2012-08-13 | 2016-03-08 | Disney Enterprises, Inc. | Content based partitioning of digital media content |
JP2014175757A (ja) * | 2013-03-07 | 2014-09-22 | Kddi Corp | 分割要素の結合による電子透かしを生成する電子透かし処理システム、サーバ、プログラム及び方法 |
US9338450B2 (en) | 2013-03-18 | 2016-05-10 | Ecole De Technologie Superieure | Method and apparatus for signal encoding producing encoded signals of high fidelity at minimal sizes |
US9661331B2 (en) | 2013-03-18 | 2017-05-23 | Vantrix Corporation | Method and apparatus for signal encoding realizing optimal fidelity |
US10609405B2 (en) | 2013-03-18 | 2020-03-31 | Ecole De Technologie Superieure | Optimal signal encoding based on experimental data |
CN105519117A (zh) * | 2013-09-06 | 2016-04-20 | 三菱电机株式会社 | 动态图像编码装置、动态图像转码装置、动态图像编码方法、动态图像转码方法以及动态图像流传输系统 |
US9485456B2 (en) | 2013-12-30 | 2016-11-01 | Akamai Technologies, Inc. | Frame-rate conversion in a distributed computing system |
US20150296215A1 (en) * | 2014-04-11 | 2015-10-15 | Microsoft Corporation | Frame encoding using hints |
GB201414204D0 (en) * | 2014-08-11 | 2014-09-24 | Advanced Risc Mach Ltd | Data processing systems |
US10453207B2 (en) * | 2015-07-31 | 2019-10-22 | Versitech Limited | Method and system for global motion estimation and compensation |
US11146608B2 (en) * | 2017-07-20 | 2021-10-12 | Disney Enterprises, Inc. | Frame-accurate video seeking via web browsers |
CN110198474B (zh) * | 2018-02-27 | 2022-03-15 | 中兴通讯股份有限公司 | 一种码流处理方法及装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998052356A1 (en) * | 1997-05-16 | 1998-11-19 | The Trustees Of Columbia University In The City Of New York | Methods and architecture for indexing and editing compressed video over the world wide web |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0457489A (ja) * | 1990-06-26 | 1992-02-25 | Nec Corp | 動画像符号化器 |
NL9301358A (nl) * | 1993-08-04 | 1995-03-01 | Nederland Ptt | Transcodeerinrichting. |
CA2193109C (en) * | 1994-06-17 | 2007-03-27 | Michael James Knee | Video compression using a signal transmission chain comprising an information bus linking encoders and decoders |
CN1114912C (zh) * | 1996-09-16 | 2003-07-16 | 皇家菲利浦电子有限公司 | 通过信息载体实现同步记录和再现的记录和再生系统 |
US6028639A (en) * | 1997-12-19 | 2000-02-22 | Thomson Consumer Electronics, Inc. | Process and apparatus for converting an MPEG-2 bitstream into SMPTE-259 compatible bitstream |
US6100940A (en) * | 1998-01-21 | 2000-08-08 | Sarnoff Corporation | Apparatus and method for using side information to improve a coding system |
JP3724205B2 (ja) * | 1998-03-10 | 2005-12-07 | ソニー株式会社 | 復号装置および方法、並びに記録媒体 |
-
2001
- 2001-03-13 CA CA2374067A patent/CA2374067C/en not_active Expired - Lifetime
- 2001-03-13 CN CNB018007597A patent/CN100338956C/zh not_active Expired - Fee Related
- 2001-03-13 WO PCT/JP2001/001982 patent/WO2001069936A2/en active Application Filing
- 2001-03-13 JP JP2001566560A patent/JP4576783B2/ja not_active Expired - Fee Related
- 2001-03-13 KR KR1020077009285A patent/KR100844816B1/ko active IP Right Grant
- 2001-03-13 AU AU41122/01A patent/AU780811B2/en not_active Ceased
- 2001-03-13 KR KR1020017014472A patent/KR100776529B1/ko active IP Right Grant
- 2001-03-13 EP EP01912329A patent/EP1177691B1/en not_active Expired - Lifetime
-
2003
- 2003-03-31 HK HK03102297A patent/HK1051941A1/xx not_active IP Right Cessation
-
2005
- 2005-05-27 AU AU2005202313A patent/AU2005202313B2/en not_active Ceased
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998052356A1 (en) * | 1997-05-16 | 1998-11-19 | The Trustees Of Columbia University In The City Of New York | Methods and architecture for indexing and editing compressed video over the world wide web |
Also Published As
Publication number | Publication date |
---|---|
WO2001069936A2 (en) | 2001-09-20 |
CA2374067A1 (en) | 2001-09-20 |
EP1177691B1 (en) | 2011-01-26 |
KR20070063560A (ko) | 2007-06-19 |
JP2003527005A (ja) | 2003-09-09 |
CN1372769A (zh) | 2002-10-02 |
WO2001069936A3 (en) | 2002-02-28 |
EP1177691A1 (en) | 2002-02-06 |
AU2005202313B2 (en) | 2008-06-19 |
KR100844816B1 (ko) | 2008-07-09 |
AU780811B2 (en) | 2005-04-21 |
AU4112201A (en) | 2001-09-24 |
HK1051941A1 (en) | 2003-08-22 |
CA2374067C (en) | 2012-09-25 |
KR20020006632A (ko) | 2002-01-23 |
CN100338956C (zh) | 2007-09-19 |
AU2005202313A1 (en) | 2005-06-23 |
JP4576783B2 (ja) | 2010-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100776529B1 (ko) | 간결한 트랜스코딩 힌트 메타데이터를 생성하는 방법 및 장치 | |
US7738550B2 (en) | Method and apparatus for generating compact transcoding hints metadata | |
EP1145558B1 (en) | System for editing compressed image sequences | |
AU726129B2 (en) | Video coding | |
US20050232497A1 (en) | High-fidelity transcoding | |
US20080267290A1 (en) | Coding Method Applied to Multimedia Data | |
US20150312575A1 (en) | Advanced video coding method, system, apparatus, and storage medium | |
US11212536B2 (en) | Negative region-of-interest video coding | |
US20090086034A1 (en) | Video Image Processing Device, Video Image Processing Method, and Video Image Processing Program | |
KR100386583B1 (ko) | 영상 변환 부호화 장치 및 방법 | |
Wee et al. | Compressed-domain reverse play of MPEG video streams | |
Haskell et al. | Mpeg video compression basics | |
Meng et al. | Buffer control techniques for compressed-domain video editing | |
EP0927954B1 (en) | Image signal compression coding method and apparatus | |
Shen | Fast fade-out operation on MPEG video | |
JP2006311078A (ja) | 高能率符号化記録装置 | |
Akujuobi | Application of Wavelets to Video Compression | |
Rehan et al. | Frame-Accurate video cropping in compressed MPEG domain | |
Ni et al. | Adaptive motion vector re-sampling for fast fade and dissolve transitions on MPEG video | |
Richardson et al. | Temporal filtering of coded video | |
Choupani et al. | Video Coding and Transcoding: A Review |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
A107 | Divisional application of patent | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121029 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20131104 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20141105 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20151030 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20161028 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20171027 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20181029 Year of fee payment: 12 |