JP2014147111A5 - - Google Patents
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- Publication number
- JP2014147111A5 JP2014147111A5 JP2014078790A JP2014078790A JP2014147111A5 JP 2014147111 A5 JP2014147111 A5 JP 2014147111A5 JP 2014078790 A JP2014078790 A JP 2014078790A JP 2014078790 A JP2014078790 A JP 2014078790A JP 2014147111 A5 JP2014147111 A5 JP 2014147111A5
- Authority
- JP
- Japan
- Prior art keywords
- quantization matrix
- default
- square
- encoding
- square quantization
- 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.)
- Pending
Links
- 238000013139 quantization Methods 0.000 claims 17
- 239000011159 matrix material Substances 0.000 claims 14
- 238000004590 computer program Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261589265P | 2012-01-20 | 2012-01-20 | |
| US61/589,265 | 2012-01-20 | ||
| US13/597,131 US20130188691A1 (en) | 2012-01-20 | 2012-08-28 | Quantization matrix design for hevc standard |
| US13/597,131 | 2012-08-28 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013010588A Division JP5633584B2 (ja) | 2012-01-20 | 2013-01-04 | Ｈｅｖｃ規格のための量子化マトリクス設計 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2014147111A JP2014147111A (ja) | 2014-08-14 |
| JP2014147111A5 true JP2014147111A5 (OSRAM) | 2014-11-06 |
Family
ID=47630150
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013010588A Active JP5633584B2 (ja) | 2012-01-20 | 2013-01-04 | Ｈｅｖｃ規格のための量子化マトリクス設計 |
| JP2014078790A Pending JP2014147111A (ja) | 2012-01-20 | 2014-04-07 | Ｈｅｖｃ規格のための量子化マトリクス設計 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013010588A Active JP5633584B2 (ja) | 2012-01-20 | 2013-01-04 | Ｈｅｖｃ規格のための量子化マトリクス設計 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US20130188691A1 (OSRAM) |
| EP (3) | EP2779656A1 (OSRAM) |
| JP (2) | JP5633584B2 (OSRAM) |
| KR (1) | KR20140101867A (OSRAM) |
| CN (1) | CN103220517A (OSRAM) |
| BR (1) | BR112014016399A8 (OSRAM) |
| CA (1) | CA2860072A1 (OSRAM) |
| WO (1) | WO2013109971A1 (OSRAM) |
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 |
| RU2018111430A (ru) * | 2015-09-02 | 2019-10-07 | Томсон Лайсенсинг | Способ и аппарат для квантования в кодировании и декодировании видео |
| 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 |
| CN112771865B (zh) | 2018-08-23 | 2024-11-19 | 交互数字Ce专利控股公司 | 使用参数化模型对量化矩阵进行编解码 |
| KR102591086B1 (ko) * | 2018-09-02 | 2023-10-17 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
| US12095993B2 (en) | 2019-03-10 | 2024-09-17 | Hfi Innovation Inc. | Method and apparatus of the quantization matrix computation and representation for video coding |
| CN120416474A (zh) * | 2019-06-03 | 2025-08-01 | Lg电子株式会社 | 解码设备、编码设备和数据发送设备 |
| 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 |
|---|---|---|---|---|
| CN1140130C (zh) | 1997-02-08 | 2004-02-25 | 松下电器产业株式会社 | 静画和动画编码的量化矩阵 |
| 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 |
| US8743956B2 (en) * | 2004-02-20 | 2014-06-03 | Nec Corporation | Image encoding method, device thereof, and control program thereof |
| 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 |
| CN101317463B (zh) | 2006-03-16 | 2012-10-17 | 华为技术有限公司 | 在编解码中的实现量化的方法和装置 |
| 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 |
| WO2008132890A1 (ja) * | 2007-04-16 | 2008-11-06 | Kabushiki Kaisha Toshiba | 画像符号化と画像復号化の方法及び装置 |
| CN101578878A (zh) * | 2007-10-19 | 2009-11-11 | 松下电器产业株式会社 | 编码率变换装置、编码率变换方法及集成电路 |
| 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 EP13150526.5A patent/EP2618574B1/en not_active Not-in-force
- 2013-01-08 EP EP14171414.7A patent/EP2782346A1/en not_active Withdrawn
- 2013-01-14 CN CN201310024330XA patent/CN103220517A/zh active Pending
- 2013-01-18 KR KR1020147019323A patent/KR20140101867A/ko not_active Ceased
- 2013-01-18 WO PCT/US2013/022274 patent/WO2013109971A1/en not_active Ceased
- 2013-01-18 CA CA2860072A patent/CA2860072A1/en not_active Abandoned
- 2013-01-18 BR BR112014016399A patent/BR112014016399A8/pt not_active Application Discontinuation
-
2014
- 2014-04-07 JP JP2014078790A patent/JP2014147111A/ja active Pending
-
2020
- 2020-06-16 US US16/902,409 patent/US11115662B2/en not_active Expired - Fee Related
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