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- Withdrawn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 (enExample) | 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| JP2019500820A Withdrawn JP2019525576A (ja) | 2016-07-15 | 2017-07-12 | 最後の係数符号化のための高度なｃａｂａｃコンテキスト適応のための方法及び装置 |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 (enExample) |
| EP (2) | EP3270594A1 (enExample) |
| JP (1) | JP2019525576A (enExample) |
| KR (1) | KR20190033521A (enExample) |
| CN (1) | CN109417627A (enExample) |
| WO (1) | WO2018011295A1 (enExample) |
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 |
| RU2746706C1 (ru) * | 2017-04-13 | 2021-04-19 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ и устройство кодирования/декодирования изображений |
| US11240536B2 (en) * | 2017-04-13 | 2022-02-01 | Lg Electronics Inc. | Method and device for entropy encoding, decoding video signal |
| 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 |
| PL4325864T3 (pl) * | 2021-04-12 | 2026-06-22 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Sposób kodowania/dekodowania współczynnika, koder, dekoder i komputerowy nośnik danych |
| US12368890B2 (en) | 2021-05-12 | 2025-07-22 | Nokia Technologies Oy | 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 |
| WO2012005551A2 (ko) * | 2010-07-09 | 2012-01-12 | 삼성전자 주식회사 | 변환 계수의 엔트로피 부호화/복호화 방법 및 장치 |
| 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 |
| 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 |
| CA2832086C (en) * | 2011-04-15 | 2018-10-23 | Blackberry Limited | Methods and devices for coding and decoding the position of the last significant coefficient |
| 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 |
| US10123053B2 (en) * | 2011-05-23 | 2018-11-06 | Texas Instruments Incorporated | Acceleration of bypass binary symbol processing in video coding |
| KR102258753B1 (ko) * | 2011-06-24 | 2021-05-31 | 벨로스 미디어 인터내셔널 리미티드 | 화상 부호화 방법, 화상 복호방법, 화상 부호화 장치, 화상 복호장치 및 화상 부호화 복호장치 |
| US9167253B2 (en) * | 2011-06-28 | 2015-10-20 | Qualcomm Incorporated | Derivation of the position in scan order of the last significant transform coefficient in video coding |
| 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 |
| TWI590649B (zh) * | 2011-11-08 | 2017-07-01 | 三星電子股份有限公司 | 視訊之算術解碼裝置 |
| US20130182772A1 (en) * | 2012-01-13 | 2013-07-18 | Qualcomm Incorporated | Determining contexts for coding transform coefficient data in video coding |
| CN110365993B (zh) * | 2012-06-01 | 2021-08-06 | 威勒斯媒体国际有限公司 | 算术解码装置、图像解码装置、算术编码装置以及图像编码装置 |
| WO2013190990A1 (ja) * | 2012-06-22 | 2013-12-27 | シャープ株式会社 | 算術復号装置、算術符号化装置、画像復号装置、および画像符号化装置 |
| CN108259900B (zh) * | 2013-01-16 | 2021-01-01 | 黑莓有限公司 | 针对视频的上下文自适应二进制熵编码的变换系数编码 |
| 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 EP EP17742991.7A patent/EP3485642A1/en 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 JP JP2019500820A patent/JP2019525576A/ja not_active Withdrawn
- 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
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