BR112014016399A2 - método de implementação de um desenho de matriz de quantização, e, aparelho - Google Patents
método de implementação de um desenho de matriz de quantização, e, aparelhoInfo
- Publication number
- BR112014016399A2 BR112014016399A2 BR112014016399A BR112014016399A BR112014016399A2 BR 112014016399 A2 BR112014016399 A2 BR 112014016399A2 BR 112014016399 A BR112014016399 A BR 112014016399A BR 112014016399 A BR112014016399 A BR 112014016399A BR 112014016399 A2 BR112014016399 A2 BR 112014016399A2
- Authority
- BR
- Brazil
- Prior art keywords
- implementing
- quantization matrix
- matrix design
- design
- quantization
- Prior art date
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
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261589265P | 2012-01-20 | 2012-01-20 | |
US13/597,131 US20130188691A1 (en) | 2012-01-20 | 2012-08-28 | Quantization matrix design for hevc standard |
PCT/US2013/022274 WO2013109971A1 (en) | 2012-01-20 | 2013-01-18 | Quantization matrix design for hevc standard |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112014016399A2 true BR112014016399A2 (pt) | 2017-06-13 |
BR112014016399A8 BR112014016399A8 (pt) | 2017-07-04 |
Family
ID=47630150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112014016399A BR112014016399A8 (pt) | 2012-01-20 | 2013-01-18 | método de implementação de um desenho de matriz de quantização, e, aparelho |
Country Status (8)
Country | Link |
---|---|
US (2) | US20130188691A1 (pt) |
EP (3) | EP2779656A1 (pt) |
JP (2) | JP5633584B2 (pt) |
KR (1) | KR20140101867A (pt) |
CN (1) | CN103220517A (pt) |
BR (1) | BR112014016399A8 (pt) |
CA (1) | CA2860072A1 (pt) |
WO (1) | WO2013109971A1 (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103841419B (zh) * | 2014-01-28 | 2017-01-25 | 福州大学 | 基于人眼视觉特性的hevc量化矩阵设计 |
US20150242360A1 (en) * | 2014-02-25 | 2015-08-27 | International Business Machines Corporation | Numerical scaling method for mathematical programs with quadratic objectives and/or quadratic constraints |
US10715833B2 (en) * | 2014-05-28 | 2020-07-14 | Apple Inc. | Adaptive syntax grouping and compression in video data using a default value and an exception value |
CN104219526B (zh) * | 2014-09-01 | 2017-05-24 | 国家广播电影电视总局广播科学研究院 | 基于恰可察感知质量判决准则的hevc率失真优化算法 |
TWI727968B (zh) * | 2015-09-02 | 2021-05-21 | 美商內數位Vc控股公司 | 用於視訊編碼及解碼中量化之方法及設備 |
US10567768B2 (en) | 2017-04-14 | 2020-02-18 | Apple Inc. | Techniques for calculation of quantization matrices in video coding |
CN107256534B (zh) * | 2017-05-16 | 2020-07-24 | 上海海事大学 | 基于双线性插值的gqir量子图像的缩小与放大方法 |
CA3039701A1 (en) | 2018-04-06 | 2019-10-06 | Comcast Cable Communications, Llc | Systems, methods, and apparatuses for processing video |
EP3624449A1 (en) | 2018-09-17 | 2020-03-18 | InterDigital VC Holdings, Inc. | Coding of quantization matrices using parametric models |
US11457214B2 (en) * | 2018-08-23 | 2022-09-27 | Interdigital Vc Holdings France, Sas | Coding of quantization matrices using parametric models |
KR102591086B1 (ko) * | 2018-09-02 | 2023-10-17 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
US20220182629A1 (en) * | 2019-03-10 | 2022-06-09 | Mediatek Inc. | Method and Apparatus of the Quantization Matrix Computation and Representation for Video Coding |
MX2021014724A (es) | 2019-06-03 | 2022-01-18 | Lg Electronics Inc | Dispositivo y metodo de intra-prediccion en base a matriz. |
WO2020246806A1 (ko) * | 2019-06-03 | 2020-12-10 | 엘지전자 주식회사 | 매트릭스 기반 인트라 예측 장치 및 방법 |
KR102245642B1 (ko) | 2020-10-21 | 2021-04-27 | 김태형 | 마스크 가이드 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69805583T2 (de) | 1997-02-08 | 2003-01-23 | Matsushita Electric Ind Co Ltd | Quantisierungsmatrix für die codierung von stand- und bewegtbildern |
US6067118A (en) * | 1997-12-16 | 2000-05-23 | Philips Electronics North America Corp. | Method of frame-by-frame calculation of quantization matrices |
JP4292659B2 (ja) * | 1999-11-18 | 2009-07-08 | ソニー株式会社 | 画像情報変換装置及び画像情報変換方法 |
CN1922886B (zh) * | 2004-02-20 | 2012-08-01 | 日本电气株式会社 | 图像编码方法及其设备 |
EP1675402A1 (en) * | 2004-12-22 | 2006-06-28 | Thomson Licensing | Optimisation of a quantisation matrix for image and video coding |
BRPI0621340A2 (pt) * | 2006-02-13 | 2011-12-06 | Toshiba Kk Toshiba Corp | método e aparelho e programa de codificação/decodificação de vìdeo |
ES2612950T3 (es) | 2006-03-16 | 2017-05-19 | Huawei Technologies Co., Ltd. | Un método y un dispositivo para realizar una cuantificación en codificación-descodificación |
US20080031325A1 (en) * | 2006-08-03 | 2008-02-07 | Yingyong Qi | Mesh-based video compression with domain transformation |
US8326068B1 (en) * | 2006-08-30 | 2012-12-04 | Maxim Integrated Products, Inc. | Method and apparatus for modeling quantization matrices for image/video encoding |
US20080170620A1 (en) * | 2007-01-17 | 2008-07-17 | Sony Corporation | Video encoding system |
KR101365570B1 (ko) * | 2007-01-18 | 2014-02-21 | 삼성전자주식회사 | 인트라 예측 부호화, 복호화 방법 및 장치 |
EP2136566A4 (en) * | 2007-04-16 | 2012-07-18 | Toshiba Kk | METHOD AND DEVICE FOR IMAGE ENCODING AND IMAGE DECODING |
WO2009050897A1 (ja) * | 2007-10-19 | 2009-04-23 | Panasonic Corporation | 符号化レート変換装置、符号化レート変換方法および集積回路 |
EP2182732A1 (en) * | 2008-10-28 | 2010-05-05 | Panasonic Corporation | Switching between scans in image coding |
US8249151B2 (en) * | 2008-12-24 | 2012-08-21 | Sony Corporation | SIMD-processor-friendly MPEG-2 intra-quantizer |
JP2011024066A (ja) * | 2009-07-17 | 2011-02-03 | Sony Corp | 画像処理装置および方法 |
US9167252B2 (en) * | 2010-12-01 | 2015-10-20 | Texas Instruments Incorporated | Quantization matrix compression in video coding |
-
2012
- 2012-08-28 US US13/597,131 patent/US20130188691A1/en not_active Abandoned
-
2013
- 2013-01-04 JP JP2013010588A patent/JP5633584B2/ja active Active
- 2013-01-08 EP EP14171373.5A patent/EP2779656A1/en not_active Withdrawn
- 2013-01-08 EP EP14171414.7A patent/EP2782346A1/en not_active Withdrawn
- 2013-01-08 EP EP13150526.5A patent/EP2618574B1/en not_active Not-in-force
- 2013-01-14 CN CN201310024330XA patent/CN103220517A/zh active Pending
- 2013-01-18 CA CA2860072A patent/CA2860072A1/en not_active Abandoned
- 2013-01-18 KR KR1020147019323A patent/KR20140101867A/ko not_active Application Discontinuation
- 2013-01-18 BR BR112014016399A patent/BR112014016399A8/pt not_active Application Discontinuation
- 2013-01-18 WO PCT/US2013/022274 patent/WO2013109971A1/en active Application Filing
-
2014
- 2014-04-07 JP JP2014078790A patent/JP2014147111A/ja active Pending
-
2020
- 2020-06-16 US US16/902,409 patent/US11115662B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11115662B2 (en) | 2021-09-07 |
JP2013150327A (ja) | 2013-08-01 |
US20130188691A1 (en) | 2013-07-25 |
WO2013109971A1 (en) | 2013-07-25 |
EP2779656A1 (en) | 2014-09-17 |
KR20140101867A (ko) | 2014-08-20 |
EP2618574B1 (en) | 2014-08-13 |
BR112014016399A8 (pt) | 2017-07-04 |
US20200314429A1 (en) | 2020-10-01 |
CA2860072A1 (en) | 2013-07-25 |
JP2014147111A (ja) | 2014-08-14 |
JP5633584B2 (ja) | 2014-12-03 |
EP2618574A1 (en) | 2013-07-24 |
CN103220517A (zh) | 2013-07-24 |
EP2782346A1 (en) | 2014-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B15K | Others concerning applications: alteration of classification |
Ipc: H04N 7/00 (2011.01) |
|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B15K | Others concerning applications: alteration of classification |
Free format text: A CLASSIFICACAO ANTERIOR ERA: H04N 7/00 Ipc: H04N 19/126 (2014.01), H04N 19/159 (2014.01), H04N |
|
B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements | ||
B350 | Update of information on the portal [chapter 15.35 patent gazette] |