BR112018071067A2 - aparelhos e métodos para ponderação perceptual de parâmetro de quantização (qp) para compressão de fluxo de exibição - Google Patents

aparelhos e métodos para ponderação perceptual de parâmetro de quantização (qp) para compressão de fluxo de exibição

Info

Publication number
BR112018071067A2
BR112018071067A2 BR112018071067-9A BR112018071067A BR112018071067A2 BR 112018071067 A2 BR112018071067 A2 BR 112018071067A2 BR 112018071067 A BR112018071067 A BR 112018071067A BR 112018071067 A2 BR112018071067 A2 BR 112018071067A2
Authority
BR
Brazil
Prior art keywords
video data
different
methods
encoded
quantization parameter
Prior art date
Application number
BR112018071067-9A
Other languages
English (en)
Portuguese (pt)
Inventor
Haim JACOBSON Natan
THIRUMALAI Vijayaraghavan
Laxman Joshi Rajan
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112018071067A2 publication Critical patent/BR112018071067A2/pt

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
    • H04N19/124—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
    • H04N19/115—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
    • H04N19/134—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
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112018071067-9A 2016-04-14 2017-04-07 aparelhos e métodos para ponderação perceptual de parâmetro de quantização (qp) para compressão de fluxo de exibição BR112018071067A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662322730P 2016-04-14 2016-04-14
US62/322,730 2016-04-14
US15/481,228 US10432936B2 (en) 2016-04-14 2017-04-06 Apparatus and methods for perceptual quantization parameter (QP) weighting for display stream compression
US15/481,228 2017-04-06
PCT/US2017/026613 WO2017180472A1 (en) 2016-04-14 2017-04-07 Apparatus and methods for perceptual quantization parameter (qp) weighting for display stream compression

Publications (1)

Publication Number Publication Date
BR112018071067A2 true BR112018071067A2 (pt) 2019-02-12

Family

ID=60040142

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018071067-9A BR112018071067A2 (pt) 2016-04-14 2017-04-07 aparelhos e métodos para ponderação perceptual de parâmetro de quantização (qp) para compressão de fluxo de exibição

Country Status (9)

Country Link
US (1) US10432936B2 (https=)
EP (1) EP3443747A1 (https=)
JP (1) JP2019514290A (https=)
KR (1) KR102112942B1 (https=)
CN (1) CN108886615A (https=)
AU (1) AU2017249135A1 (https=)
BR (1) BR112018071067A2 (https=)
TW (1) TW201739246A (https=)
WO (1) WO2017180472A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10567803B2 (en) 2017-04-12 2020-02-18 Qualcomm Incorporated Midpoint prediction error diffusion for display stream compression
CN108810530B (zh) * 2018-07-12 2025-04-29 珠海亿智电子科技有限公司 一种基于人眼视觉系统的avc码率控制方法
CN110620807B (zh) * 2019-05-14 2020-11-06 北京邮电大学 文件传输方法、服务器、系统、设备以及存储介质
JP2021072485A (ja) * 2019-10-29 2021-05-06 株式会社リコー 符号化装置、復号化装置、符号化方法、復号化方法、符号化プログラム及び復号化プログラム

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030112863A1 (en) * 2001-07-12 2003-06-19 Demos Gary A. Method and system for improving compressed image chroma information
JP4934081B2 (ja) * 2008-02-28 2012-05-16 株式会社リコー 符号化装置、符号処理装置、符号化方法、符号処理方法、コンピュータプログラム及び記録媒体
JP5502336B2 (ja) * 2009-02-06 2014-05-28 パナソニック株式会社 映像信号符号化装置及び、映像信号符号化方法
JP2011259362A (ja) * 2010-06-11 2011-12-22 Sony Corp 画像処理装置および方法
WO2013109838A1 (en) 2012-01-20 2013-07-25 Sony Corporation Chroma quantization parameter extension
US9451258B2 (en) * 2012-04-03 2016-09-20 Qualcomm Incorporated Chroma slice-level QP offset and deblocking
US9414054B2 (en) 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
US9978156B2 (en) * 2012-10-03 2018-05-22 Avago Technologies General Ip (Singapore) Pte. Ltd. High-throughput image and video compression
MX367546B (es) * 2012-12-18 2019-08-27 Sony Corp Dispositvo para procesamiento de imagen y método para procesamiento de imagen.
US10440365B2 (en) * 2013-06-28 2019-10-08 Velos Media, Llc Methods and devices for emulating low-fidelity coding in a high-fidelity coder
JP2015173312A (ja) * 2014-03-11 2015-10-01 ソニー株式会社 画像符号化装置および方法、並びに画像復号装置および方法
US9848193B2 (en) 2014-04-15 2017-12-19 Qualcomm Incorporated System and method for selecting quantization parameter (QP) in display stream compression (DSC)
US20150373327A1 (en) 2014-06-20 2015-12-24 Qualcomm Incorporated Block adaptive color-space conversion coding

Also Published As

Publication number Publication date
US10432936B2 (en) 2019-10-01
JP2019514290A (ja) 2019-05-30
KR20180134895A (ko) 2018-12-19
WO2017180472A1 (en) 2017-10-19
US20170302932A1 (en) 2017-10-19
TW201739246A (zh) 2017-11-01
KR102112942B1 (ko) 2020-05-19
CN108886615A (zh) 2018-11-23
EP3443747A1 (en) 2019-02-20
AU2017249135A1 (en) 2018-09-27

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Legal Events

Date Code Title Description
B350 Update of information on the portal [chapter 15.35 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2665 DE 01-02-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.