JP7374872B2 - ビデオエンコーディング方法、及び、エンコードされたビデオのファイルサイズを減らす方法 - Google Patents

ビデオエンコーディング方法、及び、エンコードされたビデオのファイルサイズを減らす方法 Download PDF

Info

Publication number
JP7374872B2
JP7374872B2 JP2020156310A JP2020156310A JP7374872B2 JP 7374872 B2 JP7374872 B2 JP 7374872B2 JP 2020156310 A JP2020156310 A JP 2020156310A JP 2020156310 A JP2020156310 A JP 2020156310A JP 7374872 B2 JP7374872 B2 JP 7374872B2
Authority
JP
Japan
Prior art keywords
video stream
frames
encoded video
encoded
hidden
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
JP2020156310A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021064938A (ja
JP2021064938A5 (https=
Inventor
ヴィクトル エドパルム，
Original Assignee
アクシス アーベー
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 アクシス アーベー filed Critical アクシス アーベー
Publication of JP2021064938A publication Critical patent/JP2021064938A/ja
Publication of JP2021064938A5 publication Critical patent/JP2021064938A5/ja
Application granted granted Critical
Publication of JP7374872B2 publication Critical patent/JP7374872B2/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
    • H04N19/10—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/114—Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
    • 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
    • H04N19/507—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction using conditional replenishment
    • 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
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2020156310A 2019-09-23 2020-09-17 ビデオエンコーディング方法、及び、エンコードされたビデオのファイルサイズを減らす方法 Active JP7374872B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19198966.4A EP3796652B1 (en) 2019-09-23 2019-09-23 Video encoding method and method for reducing file size of encoded video
EP19198966 2019-09-23

Publications (3)

Publication Number Publication Date
JP2021064938A JP2021064938A (ja) 2021-04-22
JP2021064938A5 JP2021064938A5 (https=) 2022-06-17
JP7374872B2 true JP7374872B2 (ja) 2023-11-07

Family

ID=68051715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020156310A Active JP7374872B2 (ja) 2019-09-23 2020-09-17 ビデオエンコーディング方法、及び、エンコードされたビデオのファイルサイズを減らす方法

Country Status (4)

Country Link
US (1) US11457228B2 (https=)
EP (1) EP3796652B1 (https=)
JP (1) JP7374872B2 (https=)
CN (1) CN112543329B (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113259673B (zh) * 2021-07-05 2021-10-15 腾讯科技（深圳）有限公司 伸缩性视频编码方法、装置、设备及存储介质
CN114302177B (zh) * 2021-11-18 2024-02-06 中国船舶重工集团公司第七0九研究所 一种面向流媒体存储系统的数据安全管理方法及系统
CN115086780A (zh) * 2022-07-07 2022-09-20 北斗星通智联科技有限责任公司 一种视频流传输方法、系统、装置和终端设备
EP4535784B1 (en) 2023-10-02 2025-09-17 Axis AB Method and device for handling bandwidth shortage in relation to transmission of video frames

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018033194A (ja) 2017-12-05 2018-03-01 三菱電機株式会社 符号化装置
WO2018129168A1 (en) 2017-01-04 2018-07-12 Qualcomm Incorporated Modified adaptive loop filter temporal prediction for temporal scalability support
JP2018201189A (ja) 2017-04-25 2018-12-20 アクシス アーベー ビデオストリームを形成するための方法および画像処理ユニット
US20190174139A1 (en) 2017-12-06 2019-06-06 Avago Technologies International Sales Pte. Limited Video decoder rate model and verification circuit
JP2019097157A (ja) 2017-10-18 2019-06-20 アクシス アーベー 補助フレームをサポートするビデオコーディングフォーマットでビデオストリームを符号化するための方法およびエンコーダ
JP2019106708A (ja) 2017-12-14 2019-06-27 アクシス アーベー 符号器を用いた効率的なブレンディング

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2208950A1 (en) * 1996-07-03 1998-01-03 Xuemin Chen Rate control for stereoscopic digital video encoding
GB0600217D0 (en) 2006-01-06 2006-02-15 Forbidden Technologies Plc A method of compressing video data and a media player for implementing the method
JP2010520697A (ja) * 2007-03-02 2010-06-10 エルジー エレクトロニクス インコーポレイティド ビデオ信号のデコーディング／エンコーディング方法及び装置
JP2010525724A (ja) * 2007-04-25 2010-07-22 エルジー エレクトロニクス インコーポレイティド ビデオ信号をデコーディング／エンコーディングする方法および装置
CN101272494B (zh) 2008-01-25 2011-06-08 浙江大学 利用合成参考帧的视频编解码方法及装置
EP2224745B1 (en) * 2009-02-27 2019-11-06 STMicroelectronics Srl Temporal scalability in case of scene changes
US20110090965A1 (en) * 2009-10-21 2011-04-21 Hong Kong Applied Science and Technology Research Institute Company Limited Generation of Synchronized Bidirectional Frames and Uses Thereof
CN102075756B (zh) 2011-01-27 2012-10-24 北京视博云科技有限公司 视频多帧预测编解码方法和装置
US9578333B2 (en) 2013-03-15 2017-02-21 Qualcomm Incorporated Method for decreasing the bit rate needed to transmit videos over a network by dropping video frames

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018129168A1 (en) 2017-01-04 2018-07-12 Qualcomm Incorporated Modified adaptive loop filter temporal prediction for temporal scalability support
JP2018201189A (ja) 2017-04-25 2018-12-20 アクシス アーベー ビデオストリームを形成するための方法および画像処理ユニット
JP2019097157A (ja) 2017-10-18 2019-06-20 アクシス アーベー 補助フレームをサポートするビデオコーディングフォーマットでビデオストリームを符号化するための方法およびエンコーダ
JP2018033194A (ja) 2017-12-05 2018-03-01 三菱電機株式会社 符号化装置
US20190174139A1 (en) 2017-12-06 2019-06-06 Avago Technologies International Sales Pte. Limited Video decoder rate model and verification circuit
JP2019106708A (ja) 2017-12-14 2019-06-27 アクシス アーベー 符号器を用いた効率的なブレンディング

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
A. C. Yu, et al.，A Redundant Frame Strategy Towards Error Robustness For The H.264-Based Scalable Video Coding Systems，Picture Coding Symposium，2007年11月07日，pp. 1-4，https://www.eurasip.org/Proceedings/Ext/PCS2007/defevent/papers/cr1054.pdf，インターネット

Also Published As

Publication number Publication date
JP2021064938A (ja) 2021-04-22
CN112543329A (zh) 2021-03-23
EP3796652B1 (en) 2022-05-18
CN112543329B (zh) 2023-07-04
EP3796652A1 (en) 2021-03-24
US11457228B2 (en) 2022-09-27
US20210092412A1 (en) 2021-03-25

Similar Documents

Publication Publication Date Title
JP7374872B2 (ja) ビデオエンコーディング方法、及び、エンコードされたビデオのファイルサイズを減らす方法
CN101682766B (zh) 用于以分级流形式编码视频内容的装置和方法
JP7444826B2 (ja) 符号化された映像におけるサブピクチャトラック
EP3158752B1 (en) Dependent random access point pictures
US9113174B2 (en) Predictive coding apparatus, control method thereof, and computer program
JP5869047B2 (ja) デジタルビデオデータを符号化するための方法
US20160029019A1 (en) Reference picture set signaling and restriction on an electronic device
HUE028853T2 (en) Reference picture signaling
CN108141584A (zh) 使用背景图片对预测性随机存取图片进行译码的方法和系统
BR112014010839B1 (pt) Processo de codificação e decodificação de imagens, dispositivo de codificação e decodificação e suportes legíveis por computador correspondentes
JP2010041354A (ja) 動画像符号化方法、符号化装置及び符号化プログラム
WO2015188585A1 (zh) 图像编码方法和装置以及图像解码方法和装置
JP2022042506A (ja) メディアファイルのためのブランド
WO2021123166A1 (en) Video data stream, video encoder, apparatus and methods for a hypothetical reference decoder and for output layer sets
US11025932B2 (en) Methods and systems for facilitating multimedia data encoding using storage buffers
US12375667B2 (en) Processing video using masking windows
CN103281535B (zh) 一种实现可伸缩视频码流高并行度重写的编码方法
US10904577B2 (en) Video compression system with post-processing of bitstream generated by hardware video encoding and associated video compression method
JP2010041353A (ja) 動画像復号化方法、復号化装置及び復号化プログラム
US20140211843A1 (en) Moving image encoding device and moving image encoding method
BR112016007890B1 (pt) Método para codificar vídeo de múltiplas camadas ou de múltiplas visualizações, codificador de vídeo de múltiplas camadas ou múltiplas visualizações, unidade transmissora, e meio de armazenamento legível por computador
HK1155874A (en) A method and a system for video encoding

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220609

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220609

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20220609

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20221011

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20221108

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20230418

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230818

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20230829

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: 20231010

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231025

R150 Certificate of patent or registration of utility model

Ref document number: 7374872

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150