FR3024314B1 - Codeur de video a faible latence - Google Patents

Codeur de video a faible latence

Info

Publication number
FR3024314B1
FR3024314B1 FR1457231A FR1457231A FR3024314B1 FR 3024314 B1 FR3024314 B1 FR 3024314B1 FR 1457231 A FR1457231 A FR 1457231A FR 1457231 A FR1457231 A FR 1457231A FR 3024314 B1 FR3024314 B1 FR 3024314B1
Authority
FR
France
Prior art keywords
video encoder
encoded video
low encoded
low
encoder
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.)
Active
Application number
FR1457231A
Other languages
English (en)
French (fr)
Other versions
FR3024314A1 (enExample
Inventor
Pascal Eymery
Christophe Chong-Pan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ALLEGRO DVT
Original Assignee
ALLEGRO DVT
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ALLEGRO DVT filed Critical ALLEGRO DVT
Priority to FR1457231A priority Critical patent/FR3024314B1/fr
Priority to EP15177493.2A priority patent/EP2985997B1/en
Priority to US14/805,120 priority patent/US9706203B2/en
Publication of FR3024314A1 publication Critical patent/FR3024314A1/fr
Application granted granted Critical
Publication of FR3024314B1 publication Critical patent/FR3024314B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/102—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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/10—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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR1457231A 2014-07-25 2014-07-25 Codeur de video a faible latence Active FR3024314B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1457231A FR3024314B1 (fr) 2014-07-25 2014-07-25 Codeur de video a faible latence
EP15177493.2A EP2985997B1 (en) 2014-07-25 2015-07-20 Low latency video encoder
US14/805,120 US9706203B2 (en) 2014-07-25 2015-07-21 Low latency video encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1457231A FR3024314B1 (fr) 2014-07-25 2014-07-25 Codeur de video a faible latence

Publications (2)

Publication Number Publication Date
FR3024314A1 FR3024314A1 (enExample) 2016-01-29
FR3024314B1 true FR3024314B1 (fr) 2017-12-08

Family

ID=52130346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1457231A Active FR3024314B1 (fr) 2014-07-25 2014-07-25 Codeur de video a faible latence

Country Status (3)

Country Link
US (1) US9706203B2 (enExample)
EP (1) EP2985997B1 (enExample)
FR (1) FR3024314B1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3024314B1 (fr) * 2014-07-25 2017-12-08 Allegro Dvt Codeur de video a faible latence
FR3024313B1 (fr) * 2014-07-25 2017-12-08 Allegro Dvt Codeur de video a debit variable
US10165272B2 (en) * 2015-01-29 2018-12-25 Arris Enterprises Llc Picture-level QP rate control performance improvements for HEVC encoding
WO2016164459A1 (en) * 2015-04-10 2016-10-13 Red.Com, Inc. Video camera with rate control video compression
CN107027027B (zh) * 2016-01-31 2021-02-12 西安电子科技大学 图像的编码、解码方法及装置、以及图像的编解码系统
AU2016203291A1 (en) * 2016-05-20 2017-12-07 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data
WO2018072675A1 (en) 2016-10-18 2018-04-26 Zhejiang Dahua Technology Co., Ltd. Methods and systems for video processing
CN106572352B (zh) * 2016-10-21 2019-09-17 浙江大华技术股份有限公司 一种关键帧大小控制方法及装置
CN108235346B (zh) * 2016-12-22 2021-03-16 上海诺基亚贝尔股份有限公司 一种用于在lte系统中监测不活动ue的方法和装置
KR102620350B1 (ko) 2017-07-05 2024-01-02 레드.컴, 엘엘씨 전자 디바이스에서의 비디오 이미지 데이터 처리
KR102342051B1 (ko) 2017-08-08 2021-12-22 삼성전자주식회사 영상 처리 장치, 영상 처리 방법 및 영상 디스플레이 시스템
CN107864379B (zh) * 2017-09-28 2021-07-02 珠海亿智电子科技有限公司 一种应用于视频编解码的压缩方法
FR3078808B1 (fr) 2018-03-08 2021-07-16 Commissariat Energie Atomique Procede de traitement d'image inter-trame et intra-trame
US20200137134A1 (en) * 2018-10-31 2020-04-30 Ati Technologies Ulc Multi-session low latency encoding
US11330258B1 (en) * 2019-05-21 2022-05-10 Xilinx, Inc. Method and system to enhance video quality in compressed video by manipulating bit usage
CN112004083B (zh) * 2019-05-27 2022-04-01 北京君正集成电路股份有限公司 一种利用帧间预测特性优化码率控制方法及系统
CN110278495B (zh) * 2019-06-25 2020-02-07 重庆紫光华山智安科技有限公司 一种基于mpqm的视频传输网络控制方法及装置
KR102897441B1 (ko) 2021-04-19 2025-12-09 삼성전자주식회사 서버 및 그 제어 방법
US11425423B1 (en) 2022-03-10 2022-08-23 Yendo Hu Memory storage for motion estimation and visual artifact redcution

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6151442A (en) * 1996-07-08 2000-11-21 Victor Company Of Japan, Ltd. Signal compressing apparatus
US5949490A (en) * 1997-07-08 1999-09-07 Tektronix, Inc. Distributing video buffer rate control over a parallel compression architecture
DE19946267C2 (de) * 1999-09-27 2002-09-26 Harman Becker Automotive Sys Digitales Transcodiersystem
GB2365240B (en) * 2000-07-19 2002-09-25 Motorola Inc Apparatus and method for image transmission
US7042941B1 (en) * 2001-07-17 2006-05-09 Vixs, Inc. Method and apparatus for controlling amount of quantization processing in an encoder
US7046173B2 (en) * 2001-12-26 2006-05-16 Eads Telecom Method and device for converting a quantized digital value
JP4113044B2 (ja) * 2003-05-23 2008-07-02 松下電器産業株式会社 画像符号化装置
US20060233237A1 (en) * 2005-04-15 2006-10-19 Apple Computer, Inc. Single pass constrained constant bit-rate encoding
CN101637026B (zh) * 2007-09-12 2012-03-28 索尼株式会社 图像处理装置和方法
US8200034B2 (en) * 2008-04-14 2012-06-12 New Jersey Institute Of Technology Detecting double JPEG compression in images
EP2301251A4 (en) * 2008-06-25 2012-12-26 Ericsson Telefon Ab L M LINES EVALUATION-RATE CONTROL
JP6234659B2 (ja) * 2012-04-27 2017-11-22 富士通株式会社 動画像復号装置
FR3024314B1 (fr) * 2014-07-25 2017-12-08 Allegro Dvt Codeur de video a faible latence

Also Published As

Publication number Publication date
US20160029020A1 (en) 2016-01-28
EP2985997B1 (en) 2020-11-25
EP2985997A3 (en) 2016-05-11
EP2985997A2 (en) 2016-02-17
US9706203B2 (en) 2017-07-11
FR3024314A1 (enExample) 2016-01-29

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