JP2015516766A5 - - Google Patents
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- JP2015516766A5 JP2015516766A5 JP2015505964A JP2015505964A JP2015516766A5 JP 2015516766 A5 JP2015516766 A5 JP 2015516766A5 JP 2015505964 A JP2015505964 A JP 2015505964A JP 2015505964 A JP2015505964 A JP 2015505964A JP 2015516766 A5 JP2015516766 A5 JP 2015516766A5
- Authority
- JP
- Japan
- Prior art keywords
- subset
- transform coefficients
- absolute value
- transform
- value greater
- 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.)
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Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261624277P | 2012-04-14 | 2012-04-14 | |
| US61/624,277 | 2012-04-14 | ||
| US13/861,319 US9491463B2 (en) | 2012-04-14 | 2013-04-11 | Group flag in transform coefficient coding for video coding |
| US13/861,319 | 2013-04-11 | ||
| PCT/US2013/036485 WO2013155486A1 (en) | 2012-04-14 | 2013-04-12 | Group flag in transform coefficient coding for video coding |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015516766A JP2015516766A (ja) | 2015-06-11 |
| JP2015516766A5 true JP2015516766A5 (OSRAM) | 2017-02-09 |
| JP6105048B2 JP6105048B2 (ja) | 2017-03-29 |
Family
ID=49325070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015505964A Expired - Fee Related JP6105048B2 (ja) | 2012-04-14 | 2013-04-12 | ビデオコーディングのための変換係数のコーディングにおけるグループフラグ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9491463B2 (OSRAM) |
| EP (1) | EP2837181A1 (OSRAM) |
| JP (1) | JP6105048B2 (OSRAM) |
| CN (1) | CN104205832A (OSRAM) |
| WO (1) | WO2013155486A1 (OSRAM) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11233998B2 (en) * | 2015-05-29 | 2022-01-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| EP3293975A4 (en) * | 2015-09-08 | 2018-10-10 | Samsung Electronics Co., Ltd. | Device and method for entropy encoding and decoding |
| WO2017188739A1 (ko) * | 2016-04-29 | 2017-11-02 | 세종대학교 산학협력단 | 영상 신호 부호화 및 복호화 방법과 장치 |
| CN113810711B (zh) | 2016-04-29 | 2024-05-10 | 世宗大学校产学协力团 | 用于对图像信号进行编码和解码的方法和装置 |
| CN115442607A (zh) * | 2017-07-31 | 2022-12-06 | 韩国电子通信研究院 | 对图像编码和解码的方法及存储比特流的计算机可读介质 |
| US10992937B2 (en) * | 2018-06-18 | 2021-04-27 | Qualcomm Incorporated | Coefficient coding with grouped bypass bins |
| US11451840B2 (en) * | 2018-06-18 | 2022-09-20 | Qualcomm Incorporated | Trellis coded quantization coefficient coding |
| CN116170591A (zh) * | 2018-11-12 | 2023-05-26 | 三星电子株式会社 | 用于对系数等级进行熵编码/熵解码的方法和装置 |
| WO2020130705A1 (ko) * | 2018-12-20 | 2020-06-25 | 엘지전자 주식회사 | 변환 계수들의 변환 계수 레벨을 코딩하는 방법 및 장치 |
| JP7747441B2 (ja) * | 2018-12-26 | 2025-10-01 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置 |
| JP7682108B2 (ja) | 2019-06-24 | 2025-05-23 | アリババ グループ ホウルディング リミテッド | ビデオデータの変換スキップ残差符号化 |
| CN112449188B (zh) * | 2019-08-28 | 2021-08-20 | 腾讯科技（深圳）有限公司 | 视频解码方法、编码方法、装置、介质及电子设备 |
| CN114930344A (zh) * | 2019-12-20 | 2022-08-19 | Vid拓展公司 | 数据流压缩 |
| CN115362676B (zh) * | 2020-03-07 | 2025-10-28 | 抖音视界有限公司 | 视频编解码中变换跳过模式的处理 |
| WO2022193386A1 (zh) * | 2021-03-17 | 2022-09-22 | Oppo广东移动通信有限公司 | 系数编解码方法、编解码设备、终端及存储介质 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7379608B2 (en) | 2003-12-04 | 2008-05-27 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. | Arithmetic coding for transforming video and picture data units |
| KR101394153B1 (ko) * | 2007-12-11 | 2014-05-16 | 삼성전자주식회사 | 양자화 방법 및 장치, 역양자화 방법 및 장치 |
| KR101375668B1 (ko) * | 2008-03-17 | 2014-03-18 | 삼성전자주식회사 | 변환 계수의 부호화, 복호화 방법 및 장치 |
| ES2825200T3 (es) | 2010-04-13 | 2021-05-14 | Ge Video Compression Llc | Codificación de mapas de significado y bloques de coeficiente de transformada |
| US10397577B2 (en) | 2011-03-08 | 2019-08-27 | Velos Media, Llc | Inverse scan order for significance map coding of transform coefficients 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 |
| 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 |
| CN103918263A (zh) * | 2011-07-22 | 2014-07-09 | 摩托罗拉移动有限责任公司 | 用于扫描视频编译中的矩形变换的设备和方法 |
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2013
- 2013-04-11 US US13/861,319 patent/US9491463B2/en active Active
- 2013-04-12 JP JP2015505964A patent/JP6105048B2/ja not_active Expired - Fee Related
- 2013-04-12 CN CN201380019104.0A patent/CN104205832A/zh active Pending
- 2013-04-12 EP EP13718980.9A patent/EP2837181A1/en not_active Withdrawn
- 2013-04-12 WO PCT/US2013/036485 patent/WO2013155486A1/en not_active Ceased