JP2019525576A5 - - Google Patents
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- JP2019525576A5 JP2019525576A5 JP2019500820A JP2019500820A JP2019525576A5 JP 2019525576 A5 JP2019525576 A5 JP 2019525576A5 JP 2019500820 A JP2019500820 A JP 2019500820A JP 2019500820 A JP2019500820 A JP 2019500820A JP 2019525576 A5 JP2019525576 A5 JP 2019525576A5
- Authority
- JP
- Japan
- Prior art keywords
- coordinate
- appendix
- entropy
- transform coefficients
- coordinates
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 description 13
- 230000009466 transformation Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16305918.1 | 2016-07-15 | ||
| EP16305918.1A EP3270594A1 (en) | 2016-07-15 | 2016-07-15 | Method and apparatus for advanced cabac context adaptation for last coefficient coding |
| PCT/EP2017/067602 WO2018011295A1 (en) | 2016-07-15 | 2017-07-12 | Method and apparatus for advanced cabac context adaptation for last coefficient coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019525576A JP2019525576A (ja) | 2019-09-05 |
| JP2019525576A5 true JP2019525576A5 (https=) | 2020-08-20 |
Family
ID=56511499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019500820A Withdrawn JP2019525576A (ja) | 2016-07-15 | 2017-07-12 | 最後の係数符号化のための高度なｃａｂａｃコンテキスト適応のための方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20190253735A1 (https=) |
| EP (2) | EP3270594A1 (https=) |
| JP (1) | JP2019525576A (https=) |
| KR (1) | KR20190033521A (https=) |
| CN (1) | CN109417627A (https=) |
| WO (1) | WO2018011295A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3270595A1 (en) | 2016-07-15 | 2018-01-17 | Thomson Licensing | Method and apparatus for last coefficient coding for adaptive transform based video compression |
| KR102558015B1 (ko) * | 2017-04-13 | 2023-07-21 | 엘지전자 주식회사 | 영상의 부호화/복호화 방법 및 이를 위한 장치 |
| KR102509347B1 (ko) * | 2017-04-13 | 2023-03-14 | 엘지전자 주식회사 | 비디오 신호를 인코딩, 디코딩하는 방법 및 장치 |
| CN114556932B (zh) * | 2019-09-24 | 2023-05-23 | 北京达佳互联信息技术有限公司 | 用于视频编解码的无损编解码模式 |
| US11336893B2 (en) * | 2020-01-07 | 2022-05-17 | Qualcomm Incorporated | Context derivation and entropy coding initialization parameters for coordinates of last position coding in video coding |
| CN120358364A (zh) * | 2021-04-12 | 2025-07-22 | Oppo广东移动通信有限公司 | 系数编解码方法、编码器、解码器以及计算机存储介质 |
| EP4338417A4 (en) * | 2021-05-12 | 2025-03-26 | Nokia Technologies Oy | A method, an apparatus and a computer program product for video encoding and video decoding |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6795584B2 (en) * | 2002-10-03 | 2004-09-21 | Nokia Corporation | Context-based adaptive variable length coding for adaptive block transforms |
| ES2653160T3 (es) * | 2010-07-09 | 2018-02-06 | Samsung Electronics Co., Ltd. | Procedimiento para decodificar por entropía coeficientes de transformación |
| US8976861B2 (en) * | 2010-12-03 | 2015-03-10 | Qualcomm Incorporated | Separately coding the position of a last significant coefficient of a video block in video coding |
| US9042440B2 (en) * | 2010-12-03 | 2015-05-26 | Qualcomm Incorporated | Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding |
| US8446301B2 (en) * | 2011-04-15 | 2013-05-21 | Research In Motion Limited | Methods and devices for coding and decoding the position of the last significant coefficient |
| EP2697974B1 (en) * | 2011-04-15 | 2017-04-12 | BlackBerry Limited | Methods and devices for coding and decoding the position of the last significant coefficient |
| US10123053B2 (en) * | 2011-05-23 | 2018-11-06 | Texas Instruments Incorporated | Acceleration of bypass binary symbol processing in video coding |
| CA2806796C (en) * | 2011-06-24 | 2020-08-25 | Panasonic Corporation | Image coding and decoding using two-part horizontal and two-part vertical components of motion difference vectors |
| US9491469B2 (en) * | 2011-06-28 | 2016-11-08 | Qualcomm Incorporated | Coding of last significant transform coefficient |
| US9807426B2 (en) * | 2011-07-01 | 2017-10-31 | Qualcomm Incorporated | Applying non-square transforms to video data |
| US9357185B2 (en) * | 2011-11-08 | 2016-05-31 | Qualcomm Incorporated | Context optimization for last significant coefficient position coding |
| CN108235015A (zh) * | 2011-11-08 | 2018-06-29 | 三星电子株式会社 | 用于对视频进行解码的设备 |
| US9253481B2 (en) * | 2012-01-13 | 2016-02-02 | Qualcomm Incorporated | Determining contexts for coding transform coefficient data in video coding |
| AU2013268588B2 (en) * | 2012-06-01 | 2017-03-02 | Sharp Kabushiki Kaisha | Arithmetic decoding device, image decoding device, arithmetic encoding device, and image encoding device |
| CN104380737B (zh) * | 2012-06-22 | 2018-10-26 | 夏普株式会社 | 算术解码装置 |
| WO2014110651A1 (en) * | 2013-01-16 | 2014-07-24 | Blackberry Limited | Transform coefficient coding for context-adaptive binary entropy coding of video |
| JP6197496B2 (ja) * | 2013-08-30 | 2017-09-20 | 富士通株式会社 | 量子化装置、量子化方法および量子化プログラム |
-
2016
- 2016-07-15 EP EP16305918.1A patent/EP3270594A1/en not_active Withdrawn
-
2017
- 2017-07-12 JP JP2019500820A patent/JP2019525576A/ja not_active Withdrawn
- 2017-07-12 KR KR1020197001243A patent/KR20190033521A/ko not_active Withdrawn
- 2017-07-12 CN CN201780042282.3A patent/CN109417627A/zh active Pending
- 2017-07-12 US US16/317,213 patent/US20190253735A1/en not_active Abandoned
- 2017-07-12 WO PCT/EP2017/067602 patent/WO2018011295A1/en not_active Ceased
- 2017-07-12 EP EP17742991.7A patent/EP3485642A1/en not_active Withdrawn
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