DE102016125353B4 - Kodierratensteuerung von echtzeitvideos unter verwendung einer dynamischen auflösungsumschaltung - Google Patents

Kodierratensteuerung von echtzeitvideos unter verwendung einer dynamischen auflösungsumschaltung Download PDF

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DE102016125353B4
DE102016125353B4 DE102016125353.7A DE102016125353A DE102016125353B4 DE 102016125353 B4 DE102016125353 B4 DE 102016125353B4 DE 102016125353 A DE102016125353 A DE 102016125353A DE 102016125353 B4 DE102016125353 B4 DE 102016125353B4
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quantification
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parameter
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Aki Kuusela
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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
    • H04N19/124—Quantisation
    • 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
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
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    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • H—ELECTRICITY
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    • 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
    • H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • H04N19/194—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive involving only two passes
    • H—ELECTRICITY
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    • 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
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    • 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
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • 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
    • H04N21/234372—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 for performing aspect ratio conversion
    • 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
    • H04N21/23439—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 for generating different versions
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE102016125353.7A 2016-01-19 2016-12-22 Kodierratensteuerung von echtzeitvideos unter verwendung einer dynamischen auflösungsumschaltung Active DE102016125353B4 (de)

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Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017144645A1 (en) * 2016-02-26 2017-08-31 Net Insight Intellectual Property Ab Edge node control
US10162936B2 (en) * 2016-03-10 2018-12-25 Ricoh Company, Ltd. Secure real-time healthcare information streaming
US10362307B2 (en) * 2016-09-09 2019-07-23 Hanwha Techwin Co., Ltd. Quantization parameter determination method and image capture apparatus
CA3108057A1 (en) 2017-04-21 2018-10-25 Zenimax Media Inc. Systems and methods for rendering a pre-encoded load estimation based encoder hinting
KR102315524B1 (ko) * 2017-06-16 2021-10-21 한화테크윈 주식회사 영상의 비트레이트 조절 방법 및 영상 획득 장치
CN109151470B (zh) * 2017-06-28 2021-03-16 腾讯科技（深圳）有限公司 编码分辨率控制方法及终端
CN109151481B (zh) * 2017-06-28 2022-03-15 腾讯科技（深圳）有限公司 图片的传输和接收的方法、装置、系统、设备和介质
US11146608B2 (en) * 2017-07-20 2021-10-12 Disney Enterprises, Inc. Frame-accurate video seeking via web browsers
US10412410B2 (en) * 2017-08-14 2019-09-10 Google Llc Compound motion-compensated prediction
CN109413427B (zh) * 2017-08-17 2022-04-08 腾讯科技（深圳）有限公司 一种视频帧编码方法及终端
US11539908B2 (en) * 2017-09-29 2022-12-27 Advanced Micro Devices, Inc. Adjustable modulation coding scheme to increase video stream robustness
CN109819263B (zh) 2017-11-22 2022-08-19 腾讯科技（深圳）有限公司 视频编码方法、装置、计算机设备及存储介质
US10659514B2 (en) 2018-03-28 2020-05-19 Arlo Technologies, Inc. System for video monitoring with adaptive bitrate to sustain image quality
CN110495174B (zh) * 2018-04-04 2021-12-03 深圳市大疆创新科技有限公司 编码方法、装置、图像处理系统和计算机可读存储介质
CN108391127B (zh) 2018-04-27 2021-08-10 腾讯科技（深圳）有限公司 视频编码方法、装置、存储介质及设备
CN108769681B (zh) * 2018-06-20 2022-06-10 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、计算机设备和存储介质
CN108924553B (zh) * 2018-06-20 2021-10-08 腾讯科技（深圳）有限公司 视频编码、解码方法、装置、计算机设备和存储介质
WO2020061990A1 (en) * 2018-09-28 2020-04-02 Intel Corporation Transport controlled video coding
US10554975B1 (en) 2018-09-30 2020-02-04 Tencent America LLC Method and apparatus for video coding
EP3732879B1 (en) * 2018-11-26 2024-10-02 Google LLC Safe and cross device consistent video compression
CN110572654B (zh) * 2019-09-27 2024-03-15 腾讯科技（深圳）有限公司 视频编码、解码方法和装置、存储介质及电子装置
CN113038136B (zh) * 2019-12-25 2022-10-11 成都鼎桥通信技术有限公司 一种视频自适应调整方法和装置
FR3105904B1 (fr) 2019-12-26 2023-03-10 Thales Sa Procédé d'allocation pour liaison bas-débit
CN111601109A (zh) * 2020-05-13 2020-08-28 西安万像电子科技有限公司 图像数据的处理方法、装置和系统
US12192477B2 (en) 2021-03-23 2025-01-07 Samsung Electronics Co., Ltd. Quantum parameter control and the method thereof
CN113115107B (zh) * 2021-04-15 2021-12-28 深圳鸿祥源科技有限公司 一种基于5g网络的手持视频采集终端系统
CN114222126A (zh) * 2021-11-16 2022-03-22 上海绚显科技有限公司 视频传输方法、装置、电子设备及存储介质
CN114172874B (zh) * 2021-12-27 2024-07-30 上海商米科技集团股份有限公司 视频传输参数的自适应调节方法和系统
CN114650437B (zh) * 2022-03-14 2024-04-16 百果园技术(新加坡)有限公司 一种视频发布方法、装置、设备及存储介质
CN114827669B (zh) * 2022-03-31 2023-08-18 杭州网易智企科技有限公司 一种视频数据的传输方法、装置、介质及设备
CN116156178A (zh) * 2022-12-20 2023-05-23 杭州当虹科技股份有限公司 低码率下的监控视频转码方法
CN119052572B (zh) * 2024-07-18 2025-11-18 维沃移动通信有限公司 图像处理方法及其装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120294355A1 (en) 2011-05-17 2012-11-22 Microsoft Corporation Video transcoding with dynamically modifiable spatial resolution

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3773585B2 (ja) * 1996-03-29 2006-05-10 富士通株式会社 画像符号化装置
AU2003248178B2 (en) 1997-12-23 2006-07-06 Thomson Licensing S.A. Low noise encoding and decoding apparatus and method
US6192154B1 (en) 1998-01-26 2001-02-20 International Business Machines Corporation Two-pass encoding method of digital motion video sequences for constant-or variable bit rate
US6343098B1 (en) * 1998-02-26 2002-01-29 Lucent Technologies Inc. Efficient rate control for multi-resolution video encoding
US6650704B1 (en) 1999-10-25 2003-11-18 Irvine Sensors Corporation Method of producing a high quality, high resolution image from a sequence of low quality, low resolution images that are undersampled and subject to jitter
US6674796B1 (en) 2000-02-14 2004-01-06 Harmonic, Inc. Statistical multiplexed video encoding for diverse video formats
EP1139669A1 (en) * 2000-03-28 2001-10-04 STMicroelectronics S.r.l. Coprocessor for motion estimation in digitised video sequence encoders
JP4258694B2 (ja) * 2000-10-06 2009-04-30 日本電気株式会社 動画像符号化方法、動画像符号化装置、動画像復号化装置及びそれらを備えた動画像通信システム
US20020071052A1 (en) 2000-12-07 2002-06-13 Tomoaki Itoh Transmission rate control method
US6785334B2 (en) 2001-08-15 2004-08-31 Koninklijke Philips Electronics N.V. Method for transmission control in hybrid temporal-SNR fine granular video coding
US7050502B2 (en) * 2001-09-18 2006-05-23 Matsushita Electric Industrial Co., Ltd. Method and apparatus for motion vector detection and medium storing method program directed to the same
GB2387058A (en) * 2002-03-28 2003-10-01 Sony Uk Ltd Method of selecting a quantisation parameter using trial parameters
GB2387055A (en) 2002-03-28 2003-10-01 Sony Uk Ltd Data compression method including target data quantity allocation
US6728315B2 (en) 2002-07-24 2004-04-27 Apple Computer, Inc. Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations
US7519115B2 (en) * 2003-03-31 2009-04-14 Duma Video, Inc. Video compression method and apparatus
US7352808B2 (en) * 2004-01-29 2008-04-01 International Business Machines Corporation System and method for the dynamic resolution change for video encoding
US7697608B2 (en) * 2004-02-03 2010-04-13 Sony Corporation Scalable MPEG video/macro block rate control
US20060056511A1 (en) * 2004-08-27 2006-03-16 University Of Victoria Innovation And Development Corporation Flexible polygon motion estimating method and system
KR100631743B1 (ko) 2004-11-26 2006-10-11 삼성전자주식회사 스케일러블 비트스트림의 효율적 전송 방법 및 장치
JP4251291B2 (ja) 2004-12-22 2009-04-08 日本ビクター株式会社 動画像符号化装置、動画像符号化方法
US7602997B2 (en) 2005-01-19 2009-10-13 The United States Of America As Represented By The Secretary Of The Army Method of super-resolving images
US7983341B2 (en) * 2005-02-24 2011-07-19 Ericsson Television Inc. Statistical content block matching scheme for pre-processing in encoding and transcoding
JPWO2006098226A1 (ja) * 2005-03-14 2008-08-21 松下電器産業株式会社 符号化装置および符号化装置を備えた動画像記録システム
US8077775B2 (en) 2006-05-12 2011-12-13 Freescale Semiconductor, Inc. System and method of adaptive rate control for a video encoder
US8250618B2 (en) 2006-09-18 2012-08-21 Elemental Technologies, Inc. Real-time network adaptive digital video encoding/decoding
US20090110062A1 (en) * 2007-10-30 2009-04-30 The Hong Kong University Of Science And Technology Optimal heegard-berger coding schemes
US8077772B2 (en) * 2007-11-09 2011-12-13 Cisco Technology, Inc. Coding background blocks in video coding that includes coding as skipped
US8139607B2 (en) 2008-01-21 2012-03-20 At&T Intellectual Property I, L.P. Subscriber controllable bandwidth allocation
RU2479146C2 (ru) 2008-05-16 2013-04-10 Шарп Кабусики Кайся Устройство видеозаписи
US8396114B2 (en) * 2009-01-29 2013-03-12 Microsoft Corporation Multiple bit rate video encoding using variable bit rate and dynamic resolution for adaptive video streaming
US8270473B2 (en) * 2009-06-12 2012-09-18 Microsoft Corporation Motion based dynamic resolution multiple bit rate video encoding
US8879623B2 (en) * 2009-09-02 2014-11-04 Sony Computer Entertainment Inc. Picture-level rate control for video encoding a scene-change I picture
WO2012088046A2 (en) 2010-12-21 2012-06-28 Syndiant, Inc. Spatial light modulator with storage reducer
CN103875248B (zh) * 2011-08-30 2018-09-07 帝威视有限公司 用于编码和流处理通过使用多个最大比特率级别编码的视频的系统和方法
EP2579593A1 (en) * 2011-10-04 2013-04-10 Thomson Licensing Adaptive quantisation for intra-encoded image blocks
US9094684B2 (en) 2011-12-19 2015-07-28 Google Technology Holdings LLC Method for dual pass rate control video encoding
US9578342B2 (en) * 2013-06-24 2017-02-21 Dialogic Corporation Rate control algorithm for scalable video encoding with disposable P-frames
CN103686172B (zh) * 2013-12-20 2016-08-17 电子科技大学 低延迟视频编码可变比特率码率控制方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120294355A1 (en) 2011-05-17 2012-11-22 Microsoft Corporation Video transcoding with dynamically modifiable spatial resolution

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MIYATA, Kouji ; TAGUCHI, Akira: A novel MPEG-4 rate control method with spatial resolution conversion for low bit-rate coding. In: IEEE International Symposium on Circuits and Systems (ISCAS) – Conference proceedings, May 23-26, 2005, S. 4538-4541. – ISBN 0-7803-8834-8

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DE102016125353A1 (de) 2017-07-20
KR20180054717A (ko) 2018-05-24
CN107040781B (zh) 2020-11-03
GB2546887B (en) 2020-04-15
GB201621731D0 (en) 2017-02-01
JP6714695B2 (ja) 2020-06-24
US10356406B2 (en) 2019-07-16
JP2019501554A (ja) 2019-01-17
CA3001672A1 (en) 2017-07-27
DE202016008214U1 (de) 2017-04-28
KR102118573B1 (ko) 2020-06-03
AU2016388357B2 (en) 2020-02-13
CA3001672C (en) 2020-07-14
GB2546887A (en) 2017-08-02
WO2017127213A1 (en) 2017-07-27
US20170208328A1 (en) 2017-07-20
AU2016388357A1 (en) 2018-04-12
CN107040781A (zh) 2017-08-11

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