JP5643300B2 - モーションベースの動的解像度マルチビットレートの動画符号化 - Google Patents

モーションベースの動的解像度マルチビットレートの動画符号化 Download PDF

Info

Publication number
JP5643300B2
JP5643300B2 JP2012515091A JP2012515091A JP5643300B2 JP 5643300 B2 JP5643300 B2 JP 5643300B2 JP 2012515091 A JP2012515091 A JP 2012515091A JP 2012515091 A JP2012515091 A JP 2012515091A JP 5643300 B2 JP5643300 B2 JP 5643300B2
Authority
JP
Japan
Prior art keywords
resolution
video
motion
pictures
quantization step
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
JP2012515091A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012529865A (ja
JP2012529865A5 (enExample
Inventor
チェン，ウィリアム
チャン，チュン−ウェイ
スピアーズ，ステイシー
ヘ，ヤミン
フォルタ，フローリン
グ，チュアン
ホー，キング・ウェイ
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.)
Microsoft Corp
Original Assignee
Microsoft Corp
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 Microsoft Corp filed Critical Microsoft Corp
Publication of JP2012529865A publication Critical patent/JP2012529865A/ja
Publication of JP2012529865A5 publication Critical patent/JP2012529865A5/ja
Application granted granted Critical
Publication of JP5643300B2 publication Critical patent/JP5643300B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
    • H04N19/10—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
    • H04N19/177—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
    • H04N19/10—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
    • 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
    • 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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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
    • H04N19/164—Feedback from the receiver or from the transmission channel
    • 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
    • H04N19/172—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
    • H04N19/60—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

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)
JP2012515091A 2009-06-12 2010-06-09 モーションベースの動的解像度マルチビットレートの動画符号化 Active JP5643300B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/483,577 2009-06-12
US12/483,577 US8270473B2 (en) 2009-06-12 2009-06-12 Motion based dynamic resolution multiple bit rate video encoding
PCT/US2010/037889 WO2010144521A2 (en) 2009-06-12 2010-06-09 Motion based dynamic resolution multiple bit rate video encoding

Publications (3)

Publication Number Publication Date
JP2012529865A JP2012529865A (ja) 2012-11-22
JP2012529865A5 JP2012529865A5 (enExample) 2013-06-20
JP5643300B2 true JP5643300B2 (ja) 2014-12-17

Family

ID=43306431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012515091A Active JP5643300B2 (ja) 2009-06-12 2010-06-09 モーションベースの動的解像度マルチビットレートの動画符号化

Country Status (6)

Country Link
US (1) US8270473B2 (enExample)
EP (1) EP2441265B1 (enExample)
JP (1) JP5643300B2 (enExample)
KR (1) KR101744654B1 (enExample)
CN (1) CN102461169B (enExample)
WO (1) WO2010144521A2 (enExample)

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8472792B2 (en) 2003-12-08 2013-06-25 Divx, Llc Multimedia distribution system
US7519274B2 (en) 2003-12-08 2009-04-14 Divx, Inc. File format for multiple track digital data
EP1999883A4 (en) 2006-03-14 2013-03-06 Divx Llc SCHEME FOR THE MANAGEMENT OF UNITED DIGITAL RIGHTS, INCLUDING TRUSTWORTHY SYSTEMS
WO2009065137A1 (en) 2007-11-16 2009-05-22 Divx, Inc. Hierarchical and reduced index structures for multimedia files
US8997161B2 (en) 2008-01-02 2015-03-31 Sonic Ip, Inc. Application enhancement tracks
CN105072454B (zh) 2009-01-07 2019-04-19 索尼克Ip股份有限公司 针对在线内容的媒体指南的特定化、集中式、自动化创建
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
WO2010111261A1 (en) * 2009-03-23 2010-09-30 Azuki Systems, Inc. Method and system for efficient streaming video dynamic rate adaptation
US8781122B2 (en) 2009-12-04 2014-07-15 Sonic Ip, Inc. Elementary bitstream cryptographic material transport systems and methods
US8705616B2 (en) 2010-06-11 2014-04-22 Microsoft Corporation Parallel multiple bitrate video encoding to reduce latency and dependences between groups of pictures
US20120069895A1 (en) * 2010-09-17 2012-03-22 David Frederique Blum High Quality Video Encoder
US8997160B2 (en) * 2010-12-06 2015-03-31 Netflix, Inc. Variable bit video streams for adaptive streaming
US8914534B2 (en) 2011-01-05 2014-12-16 Sonic Ip, Inc. Systems and methods for adaptive bitrate streaming of media stored in matroska container files using hypertext transfer protocol
WO2012103332A2 (en) 2011-01-28 2012-08-02 Eye IO, LLC Encoding of video stream based on scene type
JP6134650B2 (ja) * 2011-01-28 2017-05-24 アイ アイオー, リミテッド・ライアビリティ・カンパニーEye Io, Llc シーンに基づく適用性のあるビットレート制御
US9665646B1 (en) * 2011-04-13 2017-05-30 Flash Networks, Ltd Method and system for providing bit rate adaptaion to video files having metadata
US9578354B2 (en) * 2011-04-18 2017-02-21 Verizon Patent And Licensing Inc. Decoupled slicing and encoding of media content
GB2492330B (en) 2011-06-24 2017-10-18 Skype Rate-Distortion Optimization with Encoding Mode Selection
GB2492163B (en) 2011-06-24 2018-05-02 Skype Video coding
GB2492329B (en) 2011-06-24 2018-02-28 Skype Video coding
US9319453B2 (en) * 2011-07-15 2016-04-19 Shmuel Ur User-controlled download duration time
GB2493777A (en) 2011-08-19 2013-02-20 Skype Image encoding mode selection based on error propagation distortion map
US9955195B2 (en) 2011-08-30 2018-04-24 Divx, Llc Systems and methods for encoding and streaming video encoded using a plurality of maximum bitrate levels
US8818171B2 (en) 2011-08-30 2014-08-26 Kourosh Soroushian Systems and methods for encoding alternative streams of video for playback on playback devices having predetermined display aspect ratios and network connection maximum data rates
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US9578336B2 (en) 2011-08-31 2017-02-21 Texas Instruments Incorporated Hybrid video and graphics system with automatic content detection process, and other circuits, processes, and systems
US8964977B2 (en) 2011-09-01 2015-02-24 Sonic Ip, Inc. Systems and methods for saving encoded media streamed using adaptive bitrate streaming
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
GB2495467B (en) * 2011-09-02 2017-12-13 Skype Video coding
GB2495469B (en) 2011-09-02 2017-12-13 Skype Video coding
GB2495468B (en) 2011-09-02 2017-12-13 Skype Video coding
WO2013037069A1 (en) * 2011-09-15 2013-03-21 Libre Communications Inc. Method, apparatus and computer program product for video compression
US9591318B2 (en) 2011-09-16 2017-03-07 Microsoft Technology Licensing, Llc Multi-layer encoding and decoding
US10085023B2 (en) * 2011-10-05 2018-09-25 Texas Instruments Incorporated Systems and methods for quantization of video content
US8885702B2 (en) 2011-10-17 2014-11-11 Google Inc. Rate-distortion-complexity optimization of video encoding guided by video description length
US8934538B2 (en) * 2011-10-17 2015-01-13 Google Inc. Rate-distortion-complexity optimization of video encoding
JP5988577B2 (ja) * 2011-12-28 2016-09-07 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム
US20130179199A1 (en) 2012-01-06 2013-07-11 Rovi Corp. Systems and methods for granting access to digital content using electronic tickets and ticket tokens
US11089343B2 (en) 2012-01-11 2021-08-10 Microsoft Technology Licensing, Llc Capability advertisement, configuration and control for video coding and decoding
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
US9197685B2 (en) 2012-06-28 2015-11-24 Sonic Ip, Inc. Systems and methods for fast video startup using trick play streams
US9143812B2 (en) 2012-06-29 2015-09-22 Sonic Ip, Inc. Adaptive streaming of multimedia
US10452715B2 (en) 2012-06-30 2019-10-22 Divx, Llc Systems and methods for compressing geotagged video
WO2014011848A2 (en) * 2012-07-12 2014-01-16 Huawei Technologies Co., Ltd. Signaling and processing content with variable bitrates for adaptive streaming
WO2014015110A1 (en) 2012-07-18 2014-01-23 Verimatrix, Inc. Systems and methods for rapid content switching to provide a linear tv experience using streaming content distribution
US10536703B2 (en) * 2012-08-27 2020-01-14 Interdigital Ce Patent Holdings Method and apparatus for video quality assessment based on content complexity
US9560392B2 (en) 2012-09-07 2017-01-31 Google Inc. Dynamic bit rate encoding
US8914836B2 (en) 2012-09-28 2014-12-16 Sonic Ip, Inc. Systems, methods, and computer program products for load adaptive streaming
US8997254B2 (en) 2012-09-28 2015-03-31 Sonic Ip, Inc. Systems and methods for fast startup streaming of encrypted multimedia content
US9967302B2 (en) * 2012-11-14 2018-05-08 Samsung Electronics Co., Ltd. Method and system for complexity adaptive streaming
US9264475B2 (en) 2012-12-31 2016-02-16 Sonic Ip, Inc. Use of objective quality measures of streamed content to reduce streaming bandwidth
US9313510B2 (en) 2012-12-31 2016-04-12 Sonic Ip, Inc. Use of objective quality measures of streamed content to reduce streaming bandwidth
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
CN103914805A (zh) * 2013-01-04 2014-07-09 贝伦企业股份有限公司 指纹图像降阶处理装置及方法
US9350990B2 (en) 2013-02-28 2016-05-24 Sonic Ip, Inc. Systems and methods of encoding multiple video streams with adaptive quantization for adaptive bitrate streaming
US9357210B2 (en) 2013-02-28 2016-05-31 Sonic Ip, Inc. Systems and methods of encoding multiple video streams for adaptive bitrate streaming
US9906785B2 (en) 2013-03-15 2018-02-27 Sonic Ip, Inc. Systems, methods, and media for transcoding video data according to encoding parameters indicated by received metadata
US10397292B2 (en) 2013-03-15 2019-08-27 Divx, Llc Systems, methods, and media for delivery of content
US9344517B2 (en) 2013-03-28 2016-05-17 Sonic Ip, Inc. Downloading and adaptive streaming of multimedia content to a device with cache assist
US10110647B2 (en) * 2013-03-28 2018-10-23 Qualcomm Incorporated Method and apparatus for altering bandwidth consumption
US9247317B2 (en) 2013-05-30 2016-01-26 Sonic Ip, Inc. Content streaming with client device trick play index
US9094737B2 (en) 2013-05-30 2015-07-28 Sonic Ip, Inc. Network video streaming with trick play based on separate trick play files
US9967305B2 (en) 2013-06-28 2018-05-08 Divx, Llc Systems, methods, and media for streaming media content
KR102085270B1 (ko) * 2013-08-12 2020-03-05 삼성전자 주식회사 가장 작은 왜곡 값을 갖는 해상도를 선택하는 이미지 처리 방법과 상기 방법을 수행하는 장치들
EP3860130A1 (en) * 2013-08-16 2021-08-04 bitmovin GmbH Apparatus and method for constant quality optimization for adaptive streaming
EP3043560A4 (en) * 2013-09-06 2017-03-01 Mitsubishi Electric Corporation Video encoding device, video transcoding device, video encoding method, video transcoding method and video stream transmission system
CN104519239A (zh) * 2013-09-29 2015-04-15 诺基亚公司 用于视频防抖的方法和装置
GB201318658D0 (en) 2013-10-22 2013-12-04 Microsoft Corp Controlling resolution of encoded video
US9609338B2 (en) 2013-10-25 2017-03-28 Microsoft Technology Licensing, Llc Layered video encoding and decoding
US9343112B2 (en) 2013-10-31 2016-05-17 Sonic Ip, Inc. Systems and methods for supplementing content from a server
US20150172680A1 (en) * 2013-12-16 2015-06-18 Arris Enterprises, Inc. Producing an Output Need Parameter for an Encoder
US20150189222A1 (en) * 2013-12-30 2015-07-02 Google Inc. Content-adaptive chunking for distributed transcoding
US9866878B2 (en) 2014-04-05 2018-01-09 Sonic Ip, Inc. Systems and methods for encoding and playing back video at different frame rates using enhancement layers
US10313675B1 (en) 2015-01-30 2019-06-04 Google Llc Adaptive multi-pass video encoder control
US10271112B2 (en) * 2015-03-26 2019-04-23 Carnegie Mellon University System and method for dynamic adaptive video streaming using model predictive control
KR102391680B1 (ko) * 2015-06-15 2022-04-28 엘지전자 주식회사 프레임 간 변화량을 이용한 가변 해상도 처리 장치 및 그 제어 방법
US10332534B2 (en) 2016-01-07 2019-06-25 Microsoft Technology Licensing, Llc Encoding an audio stream
US10356406B2 (en) * 2016-01-19 2019-07-16 Google Llc Real-time video encoder rate control using dynamic resolution switching
US10334224B2 (en) * 2016-02-19 2019-06-25 Alcacruz Inc. Systems and method for GPU based virtual reality video streaming server
US10075292B2 (en) 2016-03-30 2018-09-11 Divx, Llc Systems and methods for quick start-up of playback
CN105959700B (zh) * 2016-05-31 2020-04-14 腾讯科技（深圳）有限公司 视频图像编码的方法、装置、存储介质和终端设备
US10148989B2 (en) 2016-06-15 2018-12-04 Divx, Llc Systems and methods for encoding video content
US20180063549A1 (en) * 2016-08-24 2018-03-01 Ati Technologies Ulc System and method for dynamically changing resolution based on content
EP3516872A4 (en) * 2016-09-21 2020-04-15 Kakadu R & D Pty Ltd BASE ANCHORED MODELS AND INFERENCE FOR VIDEO AND MULTI-VIEW IMAGING COMPRESSION AND Oversampling
US10362241B2 (en) 2016-12-30 2019-07-23 Microsoft Technology Licensing, Llc Video stream delimiter for combined frame
US10498795B2 (en) 2017-02-17 2019-12-03 Divx, Llc Systems and methods for adaptive switching between multiple content delivery networks during adaptive bitrate streaming
US10601946B2 (en) * 2017-02-23 2020-03-24 The Directv Group, Inc. Edge cache segment prefetching
WO2018216929A1 (en) 2017-05-25 2018-11-29 Samsung Electronics Co., Ltd. Methods and systems for saving data while streaming video
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
KR102383117B1 (ko) 2017-07-21 2022-04-06 삼성전자주식회사 디스플레이 장치, 디스플레이 방법 및 디스플레이 시스템
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
CN110166781B (zh) * 2018-06-22 2022-09-13 腾讯科技（深圳）有限公司 一种视频编码方法、装置、可读介质和电子设备
US10863179B1 (en) * 2018-09-05 2020-12-08 Amazon Technologies, Inc. Overlapped rate control for high-quality segmented video encoding
KR102411644B1 (ko) * 2018-11-26 2022-06-22 구글 엘엘씨 안전 및 크로스 디바이스에 일관된 비디오 압축
US11381825B2 (en) * 2018-11-27 2022-07-05 Advanced Micro Devices, Inc. Variable rate rendering based on motion estimation
CN110139113B (zh) * 2019-04-30 2021-05-14 腾讯科技（深圳）有限公司 视频资源的传输参数分发方法及装置
CN110636312B (zh) * 2019-09-27 2023-10-24 腾讯科技（深圳）有限公司 视频编解码方法和装置及存储介质
CN110677721B (zh) * 2019-09-27 2022-09-13 腾讯科技（深圳）有限公司 视频编解码方法和装置及存储介质
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
CN110677653B (zh) 2019-09-27 2024-01-09 腾讯科技（深圳）有限公司 视频编解码方法和装置及存储介质
CN111263243B (zh) * 2020-02-17 2022-03-22 网易（杭州）网络有限公司 视频编码方法、装置、计算机可读介质及电子设备
US11445200B2 (en) * 2020-05-12 2022-09-13 Alibaba Group Holding Limited Method and system for processing video content
US12088821B1 (en) * 2020-06-30 2024-09-10 Amazon Technologies, Inc. Dynamic encoder-time scaling service for live and on-demand adaptive streaming
US11803237B2 (en) 2020-11-14 2023-10-31 Facense Ltd. Controlling an eye tracking camera according to eye movement velocity
CN116781897A (zh) * 2022-03-07 2023-09-19 华为技术有限公司 编解码方法及电子设备
CN120017223B (zh) * 2025-04-16 2025-07-11 安徽隼波科技有限公司 一种基于数字编码的多比特控制系统

Family Cites Families (135)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2389277A1 (fr) * 1977-04-29 1978-11-24 Ibm France Procede de quantification a allocation dynamique du taux de bits disponible, et dispositif de mise en oeuvre dudit procede
FR2412987A1 (fr) * 1977-12-23 1979-07-20 Ibm France Procede de compression de donnees relatives au signal vocal et dispositif mettant en oeuvre ledit procede
DE3171990D1 (en) * 1981-04-30 1985-10-03 Ibm Speech coding methods and apparatus for carrying out the method
JPH0556275A (ja) * 1990-08-30 1993-03-05 Sharp Corp 画像符号化装置及び画像復号装置
US5436665A (en) * 1992-03-03 1995-07-25 Kabushiki Kaisha Toshiba Motion picture coding apparatus
JP3032088B2 (ja) * 1992-03-03 2000-04-10 株式会社東芝 動画像符号化装置
WO1993018618A1 (fr) * 1992-03-03 1993-09-16 Kabushiki Kaisha Toshiba Codeur d'image a variation temporelle
DE4211945C1 (enExample) * 1992-04-09 1993-05-19 Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen, De
JP3508146B2 (ja) * 1992-09-11 2004-03-22 ソニー株式会社 ディジタル信号符号化復号化装置、ディジタル信号符号化装置及びディジタル信号復号化装置
JP3185413B2 (ja) * 1992-11-25 2001-07-09 ソニー株式会社 直交変換演算並びに逆直交変換演算方法及びその装置、ディジタル信号符号化及び／又は復号化装置
US5463424A (en) * 1993-08-03 1995-10-31 Dolby Laboratories Licensing Corporation Multi-channel transmitter/receiver system providing matrix-decoding compatible signals
NL9301358A (nl) * 1993-08-04 1995-03-01 Nederland Ptt Transcodeerinrichting.
JPH0795566A (ja) * 1993-09-21 1995-04-07 Nippon Telegr & Teleph Corp <Ntt> 画像符号化方法および装置
US5537440A (en) * 1994-01-07 1996-07-16 Motorola, Inc. Efficient transcoding device and method
US5515107A (en) * 1994-03-30 1996-05-07 Sigma Designs, Incorporated Method of encoding a stream of motion picture data
US5541852A (en) * 1994-04-14 1996-07-30 Motorola, Inc. Device, method and system for variable bit-rate packet video communications
JPH08102940A (ja) * 1994-09-29 1996-04-16 Sanyo Electric Co Ltd 動画像処理装置及び方法
US5617142A (en) * 1994-11-08 1997-04-01 General Instrument Corporation Of Delaware Method and apparatus for changing the compression level of a compressed digital signal
US5623424A (en) * 1995-05-08 1997-04-22 Kabushiki Kaisha Toshiba Rate-controlled digital video editing method and system which controls bit allocation of a video encoder by varying quantization levels
JPH0998427A (ja) * 1995-09-29 1997-04-08 Toshiba Corp 動画像符号化装置
US5784175A (en) * 1995-10-05 1998-07-21 Microsoft Corporation Pixel block correlation process
US5835495A (en) 1995-10-11 1998-11-10 Microsoft Corporation System and method for scaleable streamed audio transmission over a network
US6957350B1 (en) * 1996-01-30 2005-10-18 Dolby Laboratories Licensing Corporation Encrypted and watermarked temporal and resolution layering in advanced television
JP3317327B2 (ja) * 1996-02-07 2002-08-26 日本電信電話株式会社 動画像符号化方法および装置
US5996022A (en) 1996-06-03 1999-11-30 Webtv Networks, Inc. Transcoding data in a proxy computer prior to transmitting the audio data to a client
SE515535C2 (sv) * 1996-10-25 2001-08-27 Ericsson Telefon Ab L M En transkoder
JPH10229420A (ja) * 1997-02-17 1998-08-25 Matsushita Electric Ind Co Ltd 通信システム
KR100604631B1 (ko) * 1997-07-25 2006-07-28 소니 가부시끼 가이샤 편집 장치, 편집 방법, 재부호화 장치, 재부호화 방법,스플라이싱 장치 및 스플라이싱 방법
US6192075B1 (en) * 1997-08-21 2001-02-20 Stream Machine Company Single-pass variable bit-rate control for digital video coding
EP0909094A1 (en) 1997-10-07 1999-04-14 CANAL+ Société Anonyme Multithread data processor
JPH11275592A (ja) * 1998-01-22 1999-10-08 Victor Co Of Japan Ltd 動画像符号列変換装置及びその方法
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
JPH11234668A (ja) * 1998-02-13 1999-08-27 Sony Corp 映像符号化装置
WO1999049664A1 (en) * 1998-03-20 1999-09-30 Sgs-Thomson Microelectronics Asia Pacific (Pte) Ltd. Moving pictures encoding with constant overall bit rate
US6466623B1 (en) * 1998-03-27 2002-10-15 Industrial Technology Research Institute Method and apparatus for motion estimation for high performance transcoding
JP4123567B2 (ja) * 1998-04-30 2008-07-23 ソニー株式会社 画像信号処理装置及び方法
US6859496B1 (en) * 1998-05-29 2005-02-22 International Business Machines Corporation Adaptively encoding multiple streams of video data in parallel for multiplexing onto a constant bit rate channel
US6249288B1 (en) * 1998-12-14 2001-06-19 Ati International Srl Multi thread display controller
US6434197B1 (en) * 1999-01-07 2002-08-13 General Instrument Corporation Multi-functional transcoder for compressed bit streams
US6259741B1 (en) * 1999-02-18 2001-07-10 General Instrument Corporation Method of architecture for converting MPEG-2 4:2:2-profile bitstreams into main-profile bitstreams
US6463414B1 (en) * 1999-04-12 2002-10-08 Conexant Systems, Inc. Conference bridge processing of speech in a packet network environment
US6370502B1 (en) * 1999-05-27 2002-04-09 America Online, Inc. Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
US6426977B1 (en) * 1999-06-04 2002-07-30 Atlantic Aerospace Electronics Corporation System and method for applying and removing Gaussian covering functions
US7315815B1 (en) * 1999-09-22 2008-01-01 Microsoft Corporation LPC-harmonic vocoder with superframe structure
US6300973B1 (en) 2000-01-13 2001-10-09 Meir Feder Method and system for multimedia communication control
US6574279B1 (en) 2000-02-02 2003-06-03 Mitsubishi Electric Research Laboratories, Inc. Video transcoding using syntactic and semantic clues
US6522693B1 (en) * 2000-02-23 2003-02-18 International Business Machines Corporation System and method for reencoding segments of buffer constrained video streams
US6404814B1 (en) * 2000-04-28 2002-06-11 Hewlett-Packard Company Transcoding method and transcoder for transcoding a predictively-coded object-based picture signal to a predictively-coded block-based picture signal
US7206016B2 (en) * 2000-05-01 2007-04-17 Polycom, Inc. Filtering artifacts from multi-threaded video
US6650705B1 (en) 2000-05-26 2003-11-18 Mitsubishi Electric Research Laboratories Inc. Method for encoding and transcoding multiple video objects with variable temporal resolution
US6647061B1 (en) 2000-06-09 2003-11-11 General Instrument Corporation Video size conversion and transcoding from MPEG-2 to MPEG-4
KR100341063B1 (ko) * 2000-06-28 2002-06-20 송문섭 실시간 영상 통신을 위한 율제어 장치 및 그 방법
US20040125877A1 (en) * 2000-07-17 2004-07-01 Shin-Fu Chang Method and system for indexing and content-based adaptive streaming of digital video content
US6963347B1 (en) 2000-08-04 2005-11-08 Ati International, Srl Vertex data processing with multiple threads of execution
GB2366464A (en) 2000-08-14 2002-03-06 Nokia Mobile Phones Ltd Video coding using intra and inter coding on the same data
US6934334B2 (en) * 2000-10-02 2005-08-23 Kabushiki Kaisha Toshiba Method of transcoding encoded video data and apparatus which transcodes encoded video data
US7039116B1 (en) * 2000-11-07 2006-05-02 Cisco Technology, Inc. Methods and apparatus for embedding and format conversion of compressed video data
US6741648B2 (en) * 2000-11-10 2004-05-25 Nokia Corporation Apparatus, and associated method, for selecting an encoding rate by which to encode video frames of a video sequence
JP2002152752A (ja) 2000-11-13 2002-05-24 Sony Corp 画像情報変換装置及び方法
US7058127B2 (en) * 2000-12-27 2006-06-06 International Business Machines Corporation Method and system for video transcoding
US20020136298A1 (en) * 2001-01-18 2002-09-26 Chandrashekhara Anantharamu System and method for adaptive streaming of predictive coded video data
JP4203707B2 (ja) * 2001-01-31 2009-01-07 日本電気株式会社 事前解析を用いた動画像符号化装置、動画像符号化方法、及びそのプログラム。
US20040117427A1 (en) * 2001-03-16 2004-06-17 Anystream, Inc. System and method for distributing streaming media
US20030028386A1 (en) * 2001-04-02 2003-02-06 Zinser Richard L. Compressed domain universal transcoder
US6925501B2 (en) * 2001-04-17 2005-08-02 General Instrument Corporation Multi-rate transcoder for digital streams
JP4038996B2 (ja) 2001-04-27 2008-01-30 松下電器産業株式会社 信号処理装置および信号処理方法
US6757648B2 (en) * 2001-06-28 2004-06-29 Microsoft Corporation Techniques for quantization of spectral data in transcoding
JP4574090B2 (ja) * 2001-09-21 2010-11-04 三菱電機株式会社 動画データ変換装置および動画データ変換プログラム
US6504494B1 (en) * 2001-11-06 2003-01-07 Motorola, Inc. Software, method and apparatus for rate controlled image compression
US7027982B2 (en) * 2001-12-14 2006-04-11 Microsoft Corporation Quality and rate control strategy for digital audio
US7319720B2 (en) * 2002-01-28 2008-01-15 Microsoft Corporation Stereoscopic video
US7034897B2 (en) 2002-04-01 2006-04-25 Broadcom Corporation Method of operating a video decoding system
JP4193406B2 (ja) * 2002-04-16 2008-12-10 三菱電機株式会社 映像データ変換装置および映像データ変換方法
US20030206597A1 (en) 2002-04-19 2003-11-06 Droplet Technology, Inc. System, method and computer program product for image and video transcoding
JP4275358B2 (ja) 2002-06-11 2009-06-10 株式会社日立製作所 画像情報変換装置およびビットストリーム変換機ならびに画像情報変換送信方法
US7936818B2 (en) 2002-07-01 2011-05-03 Arris Group, Inc. Efficient compression and transport of video over a network
KR100484148B1 (ko) * 2002-07-27 2005-04-18 삼성전자주식회사 개선된 비트율 제어 방법과 그 장치
US6944224B2 (en) * 2002-08-14 2005-09-13 Intervideo, Inc. Systems and methods for selecting a macroblock mode in a video encoder
US7292634B2 (en) 2002-09-24 2007-11-06 Matsushita Electric Industrial Co., Ltd. Image coding method and apparatus
AU2003279015A1 (en) * 2002-09-27 2004-04-19 Videosoft, Inc. Real-time video coding/decoding
WO2004038921A2 (en) * 2002-10-23 2004-05-06 Divxnetworks, Inc. Method and system for supercompression of compressed digital video
US6961377B2 (en) 2002-10-28 2005-11-01 Scopus Network Technologies Ltd. Transcoder system for compressed digital video bitstreams
US7318027B2 (en) * 2003-02-06 2008-01-08 Dolby Laboratories Licensing Corporation Conversion of synthesized spectral components for encoding and low-complexity transcoding
US7142601B2 (en) 2003-04-14 2006-11-28 Mitsubishi Electric Research Laboratories, Inc. Transcoding compressed videos to reducing resolution videos
JP4196726B2 (ja) * 2003-05-14 2008-12-17 ソニー株式会社 画像処理装置および画像処理方法、記録媒体、並びに、プログラム
US7391717B2 (en) 2003-06-30 2008-06-24 Microsoft Corporation Streaming of variable bit rate multimedia content
US7343291B2 (en) * 2003-07-18 2008-03-11 Microsoft Corporation Multi-pass variable bitrate media encoding
US7627039B2 (en) * 2003-09-05 2009-12-01 Realnetworks, Inc. Parallel video decoding
US7295612B2 (en) 2003-09-09 2007-11-13 Apple Inc. Determining the number of unidirectional and bidirectional motion compensated frames to be encoded for a video sequence and detecting scene cuts in the video sequence
US7535959B2 (en) * 2003-10-16 2009-05-19 Nvidia Corporation Apparatus, system, and method for video encoder rate control
US7460990B2 (en) * 2004-01-23 2008-12-02 Microsoft Corporation Efficient coding of digital media spectral data using wide-sense perceptual similarity
US7352808B2 (en) * 2004-01-29 2008-04-01 International Business Machines Corporation System and method for the dynamic resolution change for video encoding
US7869503B2 (en) * 2004-02-06 2011-01-11 Apple Inc. Rate and quality controller for H.264/AVC video coder and scene analyzer therefor
JP4095559B2 (ja) * 2004-02-13 2008-06-04 株式会社東芝 Ｈ．２６４コーデックｉｃ、ｄｖｄ再生装置、ｈ．２６４コーデック方法
JP4072859B2 (ja) 2004-03-03 2008-04-09 Ｋｄｄｉ株式会社 ビデオ情報再符号化装置
KR100586883B1 (ko) * 2004-03-04 2006-06-08 삼성전자주식회사 비디오 스트리밍 서비스를 위한 비디오 코딩방법, 프리디코딩방법, 비디오 디코딩방법, 및 이를 위한 장치와, 이미지 필터링방법
CA2557614A1 (en) 2004-03-05 2005-09-22 Vanu, Inc. Controlling jitter effects
US20050232497A1 (en) 2004-04-15 2005-10-20 Microsoft Corporation High-fidelity transcoding
CN100592793C (zh) * 2004-05-12 2010-02-24 皇家飞利浦电子股份有限公司 用于广播的可缩放视频编码
US20060002479A1 (en) * 2004-06-22 2006-01-05 Fernandes Felix C A Decoder for H.264/AVC video
US20060114995A1 (en) * 2004-12-01 2006-06-01 Joshua Robey Method and system for high speed video encoding using parallel encoders
US7440626B2 (en) * 2004-12-02 2008-10-21 Mitsubishi Electric Research Laboratories, Inc. Image transcoding
US20060126744A1 (en) * 2004-12-10 2006-06-15 Liang Peng Two pass architecture for H.264 CABAC decoding process
US20060126726A1 (en) * 2004-12-10 2006-06-15 Lin Teng C Digital signal processing structure for decoding multiple video standards
US9219917B2 (en) * 2005-01-19 2015-12-22 Thomson Licensing Method and apparatus for real time parallel encoding
US7694075B1 (en) * 2005-03-09 2010-04-06 Globalfoundries Inc. System for enabling and disabling cache and a method thereof
CA2600750A1 (en) * 2005-03-10 2006-09-21 Qualcomm Incorporated Content adaptive multimedia processing
US20060215754A1 (en) * 2005-03-24 2006-09-28 Intel Corporation Method and apparatus for performing video decoding in a multi-thread environment
US7920633B2 (en) 2005-04-22 2011-04-05 Broadcom Corporation Method and system for parallel processing video data
US8902989B2 (en) 2005-04-27 2014-12-02 Broadcom Corporation Decoder system for decoding multi-standard encoded video
US20060245491A1 (en) 2005-04-28 2006-11-02 Mehrban Jam Method and circuit for transcoding transform data
US7974341B2 (en) * 2005-05-03 2011-07-05 Qualcomm, Incorporated Rate control for multi-layer video design
JP2007036666A (ja) 2005-07-27 2007-02-08 Onkyo Corp コンテンツ配信システム、クライアント及びクライアントプログラム
US8447121B2 (en) * 2005-09-14 2013-05-21 Microsoft Corporation Efficient integrated digital video transcoding
US8446954B2 (en) * 2005-09-27 2013-05-21 Qualcomm Incorporated Mode selection techniques for multimedia coding
US8654848B2 (en) * 2005-10-17 2014-02-18 Qualcomm Incorporated Method and apparatus for shot detection in video streaming
US7843995B2 (en) * 2005-12-19 2010-11-30 Seiko Epson Corporation Temporal and spatial analysis of a video macroblock
US8130841B2 (en) * 2005-12-29 2012-03-06 Harris Corporation Method and apparatus for compression of a video signal
US7643422B1 (en) * 2006-03-24 2010-01-05 Hewlett-Packard Development Company, L.P. Dynamic trans-framing and trans-rating for interactive playback control
US9131164B2 (en) * 2006-04-04 2015-09-08 Qualcomm Incorporated Preprocessor method and apparatus
US8130828B2 (en) * 2006-04-07 2012-03-06 Microsoft Corporation Adjusting quantization to preserve non-zero AC coefficients
US7773672B2 (en) 2006-05-30 2010-08-10 Freescale Semiconductor, Inc. Scalable rate control system for a video encoder
US8311102B2 (en) * 2006-07-26 2012-11-13 Microsoft Corporation Bitstream switching in multiple bit-rate video streaming environments
US8265157B2 (en) * 2007-02-07 2012-09-11 Lsi Corporation Motion vector refinement for MPEG-2 to H.264 video transcoding
US8571027B2 (en) 2007-04-18 2013-10-29 At&T Intellectual Property I, L.P. System and method for multi-rate video delivery using multicast stream
US20090003452A1 (en) * 2007-06-29 2009-01-01 The Hong Kong University Of Science And Technology Wyner-ziv successive refinement video compression
US7756817B2 (en) * 2007-07-05 2010-07-13 Yahoo! Inc. System and method for enabling parallel access to serially compressed files
US20090110060A1 (en) * 2007-10-30 2009-04-30 Mauricio Cortes Method and apparatus for performing lower complexity multiple bit rate video encoding using metadata
US8121187B2 (en) * 2007-12-05 2012-02-21 Alcatel Lucent Method and apparatus for performing multiple bit rate video encoding and video stream switching
US8417187B2 (en) * 2008-01-07 2013-04-09 Apple Inc. Methods and apparatus for wireless device coexistence
US8165204B2 (en) * 2008-02-29 2012-04-24 Michael Bronstein Resource allocation for frame-based controller
CN101534436B (zh) * 2008-03-11 2011-02-02 深圳市融创天下科技发展有限公司 一种视频图像宏块级自适应码率分配方法
US20090244633A1 (en) 2008-03-31 2009-10-01 Konica Minolta Systems Laboratory, Inc. Systems and Methods for Color Data Compression
WO2010126613A2 (en) * 2009-05-01 2010-11-04 Thomson Licensing Inter-layer dependency information for 3dv
US9762898B2 (en) * 2010-02-01 2017-09-12 Kelly Y Kishore Method and system for parallelizing video compression

Also Published As

Publication number Publication date
KR101744654B1 (ko) 2017-06-09
KR20120036309A (ko) 2012-04-17
WO2010144521A3 (en) 2011-03-03
CN102461169A (zh) 2012-05-16
EP2441265A4 (en) 2012-07-04
WO2010144521A2 (en) 2010-12-16
EP2441265B1 (en) 2013-07-24
EP2441265A2 (en) 2012-04-18
JP2012529865A (ja) 2012-11-22
US8270473B2 (en) 2012-09-18
US20100316126A1 (en) 2010-12-16
CN102461169B (zh) 2014-10-01

Similar Documents

Publication Publication Date Title
JP5643300B2 (ja) モーションベースの動的解像度マルチビットレートの動画符号化
JP5490146B2 (ja) 適応ビデオ・ストリーミングのための可変ビット・レートおよび動的解像度を用いた多ビット・レート・ビデオ・エンコーディング
KR101644208B1 (ko) 이전에 계산된 모션 정보를 이용하는 비디오 인코딩
US9071841B2 (en) Video transcoding with dynamically modifiable spatial resolution
CN104885455B (zh) 一种用于视频编码的计算机实现的方法及装置
CN105359511A (zh) 为了自适应位速率流化而利用自适应量化编码多个视频流的系统和方法
KR20090046812A (ko) 비디오 압축 방법
US20150163484A1 (en) Variable bitrate encoding for multiple video streams
RU2587412C2 (ru) Управление скоростью передачи видео на основе гистограммы коэффициентов преобразования
HK1163405B (en) Multiple bit rate video encoding using variable bit rate and dynamic resolution for adaptive video streaming

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130426

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20130426

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20140227

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140327

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140508

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140707

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140905

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20141001

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20141030

R150 Certificate of patent or registration of utility model

Ref document number: 5643300

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: R3D02