FR2837330B1 - Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodage - Google Patents
Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodageInfo
- Publication number
- FR2837330B1 FR2837330B1 FR0203167A FR0203167A FR2837330B1 FR 2837330 B1 FR2837330 B1 FR 2837330B1 FR 0203167 A FR0203167 A FR 0203167A FR 0203167 A FR0203167 A FR 0203167A FR 2837330 B1 FR2837330 B1 FR 2837330B1
- Authority
- FR
- France
- Prior art keywords
- transcoding
- selecting
- methods
- transcoding methods
- transcoding method
- 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
- 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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
-
- 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
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- 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
- H04N21/234354—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 altering signal-to-noise ratio parameters, e.g. requantization
-
- 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
- H04N21/234363—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 altering the spatial resolution, e.g. for clients with a lower screen resolution
-
- 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
- H04N21/234381—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 altering the temporal resolution, e.g. decreasing the frame rate by frame skipping
-
- 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
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
-
- 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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
- H04N21/6582—Data stored in the client, e.g. viewing habits, hardware capabilities, credit card number
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Graphics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0203167A FR2837330B1 (fr) | 2002-03-14 | 2002-03-14 | Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodage |
US10/387,426 US7453937B2 (en) | 2002-03-14 | 2003-03-14 | Method and device for selecting a transcoding method among a set of transcoding methods |
US12/237,555 US8406289B2 (en) | 2002-03-14 | 2008-09-25 | Method and device for selecting a transcoding method among a set of transcoding methods |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0203167A FR2837330B1 (fr) | 2002-03-14 | 2002-03-14 | Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodage |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2837330A1 FR2837330A1 (fr) | 2003-09-19 |
FR2837330B1 true FR2837330B1 (fr) | 2004-12-10 |
Family
ID=27772111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0203167A Expired - Fee Related FR2837330B1 (fr) | 2002-03-14 | 2002-03-14 | Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodage |
Country Status (2)
Country | Link |
---|---|
US (2) | US7453937B2 (fr) |
FR (1) | FR2837330B1 (fr) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002353301A1 (en) * | 2001-11-21 | 2003-06-10 | Canon Kabushiki Kaisha | Method and device for determining at least one multimedia data encoding parameter |
US7912299B2 (en) * | 2004-10-08 | 2011-03-22 | Microsoft Corporation | System and method for efficiently encoding data |
US7930434B2 (en) * | 2003-03-05 | 2011-04-19 | Microsoft Corporation | System and method for managing communication and/or storage of image data |
US7133054B2 (en) * | 2004-03-17 | 2006-11-07 | Seadragon Software, Inc. | Methods and apparatus for navigating an image |
US7254271B2 (en) * | 2003-03-05 | 2007-08-07 | Seadragon Software, Inc. | Method for encoding and serving geospatial or other vector data as images |
FR2860665B1 (fr) * | 2003-10-07 | 2006-04-07 | Canon Kk | Decodage de sequence d'images numeriques |
US20090063158A1 (en) * | 2004-11-05 | 2009-03-05 | Koninklijke Philips Electronics, N.V. | Efficient audio coding using signal properties |
US8363714B2 (en) * | 2004-12-22 | 2013-01-29 | Entropic Communications, Inc. | Video stream modifier |
WO2006066632A1 (fr) * | 2004-12-24 | 2006-06-29 | Telecom Italia S.P.A. | Transcodage media dans des services de distribution multimedia |
US20060235941A1 (en) * | 2005-03-29 | 2006-10-19 | Microsoft Corporation | System and method for transferring web page data |
US20070030816A1 (en) * | 2005-08-08 | 2007-02-08 | Honeywell International Inc. | Data compression and abnormal situation detection in a wireless sensor network |
FR2895172A1 (fr) * | 2005-12-20 | 2007-06-22 | Canon Kk | Procede et dispositif de codage d'un flux video code suivant un codage hierarchique, flux de donnees, procede et dispositif de decodage associes |
FR2897741B1 (fr) * | 2006-02-17 | 2008-11-07 | Canon Kk | Procede et dispositif de generation de donnees representatives d'un degre d'importance de blocs de donnees et procede et dispositif de transmission d'une sequence video encodee |
US8340179B2 (en) * | 2006-03-21 | 2012-12-25 | Canon Kabushiki Kaisha | Methods and devices for coding and decoding moving images, a telecommunication system comprising such a device and a program implementing such a method |
JP4624321B2 (ja) * | 2006-08-04 | 2011-02-02 | 株式会社メガチップス | トランスコーダおよび符号化画像変換方法 |
FR2907575B1 (fr) * | 2006-10-18 | 2009-02-13 | Canon Res Ct France Soc Par Ac | Procede et dispositif de codage d'images representant des vues d'une meme scene |
FR2910211A1 (fr) * | 2006-12-19 | 2008-06-20 | Canon Kk | Procedes et dispositifs pour re-synchroniser un flux video endommage. |
CN100566427C (zh) * | 2007-07-31 | 2009-12-02 | 北京大学 | 用于视频编码的帧内预测编码最佳模式的选取方法及装置 |
FR2931025B1 (fr) * | 2008-05-07 | 2010-05-21 | Canon Kk | Procede de determination d'attributs de priorite associes a des conteneurs de donnees, par exemple dans un flux video, procede de codage, programme d'ordinateur et dispositifs associes |
FR2931610B1 (fr) * | 2008-05-20 | 2010-12-17 | Canon Kk | Procede et un dispositif de transmission de donnees d'images |
JP5050158B2 (ja) * | 2008-06-02 | 2012-10-17 | 株式会社メガチップス | トランスコーダ |
FR2932637B1 (fr) * | 2008-06-17 | 2010-08-20 | Canon Kk | Procede et dispositif de codage d'une sequence d'images |
FR2939593B1 (fr) * | 2008-12-09 | 2010-12-31 | Canon Kk | Procede et dispositif de codage video |
US8798140B2 (en) * | 2009-01-27 | 2014-08-05 | Nvidia Corporation | Encoding video frames in a video encoder |
GB2469528B (en) * | 2009-04-18 | 2011-10-05 | Saffron Digital Ltd | Transcoding video data |
US9083986B2 (en) * | 2009-05-01 | 2015-07-14 | Broadcom Corporation | Method and system for adaptive rate video compression and transmission |
EP2257073A1 (fr) * | 2009-05-25 | 2010-12-01 | Canon Kabushiki Kaisha | Procédé et dispositif pour transmettre des données vidéo |
JP2010278897A (ja) * | 2009-05-29 | 2010-12-09 | Renesas Electronics Corp | 通信データ処理回路及び通信データ処理方法 |
EP2265026A1 (fr) * | 2009-06-16 | 2010-12-22 | Canon Kabushiki Kaisha | Procédé et dispositif pour débloquer le filtrage de flux vidéo de type SVC pendant le décodage |
EP2285122B1 (fr) * | 2009-07-17 | 2013-11-13 | Canon Kabushiki Kaisha | Procédé et dispositif pour reconstruire une séquence de données vidéo après la transmission dans un réseau |
US9338463B2 (en) * | 2011-10-06 | 2016-05-10 | Synopsys, Inc. | Visual quality measure for real-time video processing |
US9781449B2 (en) | 2011-10-06 | 2017-10-03 | Synopsys, Inc. | Rate distortion optimization in image and video encoding |
US9532080B2 (en) | 2012-05-31 | 2016-12-27 | Sonic Ip, Inc. | Systems and methods for the reuse of encoding information in encoding alternative streams of video data |
US9357210B2 (en) | 2013-02-28 | 2016-05-31 | Sonic Ip, Inc. | Systems and methods of encoding multiple video streams for adaptive bitrate streaming |
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 |
US10609405B2 (en) | 2013-03-18 | 2020-03-31 | Ecole De Technologie Superieure | Optimal signal encoding based on experimental data |
US9661331B2 (en) * | 2013-03-18 | 2017-05-23 | Vantrix Corporation | Method and apparatus for signal encoding realizing optimal fidelity |
CN107371028B (zh) * | 2017-08-22 | 2018-10-19 | 南京惟初信息科技有限公司 | 一种适应带宽的高质量视频编码方法 |
US10448009B1 (en) * | 2017-12-14 | 2019-10-15 | Amazon Technologies, Inc. | Determining sample adaptive offset filter parameters |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6590936B1 (en) * | 1999-04-13 | 2003-07-08 | Matsushita Electric Industrial Co., Ltd. | Coded data transform method, transcoding method, transcoding system, and data storage media |
US6542545B1 (en) * | 1999-10-01 | 2003-04-01 | Mitsubishi Electric Reseach Laboratories, Inc. | Estimating rate-distortion characteristics of binary shape data |
US6490320B1 (en) * | 2000-02-02 | 2002-12-03 | Mitsubishi Electric Research Laboratories Inc. | Adaptable bitstream video delivery system |
US6493386B1 (en) * | 2000-02-02 | 2002-12-10 | Mitsubishi Electric Research Laboratories, Inc. | Object based bitstream transcoder |
US6904094B1 (en) * | 2000-09-20 | 2005-06-07 | General Instrument Corporation | Processing mode selection for channels in a video multi-processor system |
FR2825224A1 (fr) * | 2001-05-22 | 2002-11-29 | Canon Kk | Procede et dispositif de compression et ou d'indexation d'images numeriques |
-
2002
- 2002-03-14 FR FR0203167A patent/FR2837330B1/fr not_active Expired - Fee Related
-
2003
- 2003-03-14 US US10/387,426 patent/US7453937B2/en not_active Expired - Fee Related
-
2008
- 2008-09-25 US US12/237,555 patent/US8406289B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2837330A1 (fr) | 2003-09-19 |
US8406289B2 (en) | 2013-03-26 |
US20090016433A1 (en) | 2009-01-15 |
US20040006644A1 (en) | 2004-01-08 |
US7453937B2 (en) | 2008-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20141128 |