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 (enExample) | 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 (enExample) |
| EP (1) | EP2837181A1 (enExample) |
| JP (1) | JP6105048B2 (enExample) |
| CN (1) | CN104205832A (enExample) |
| WO (1) | WO2013155486A1 (enExample) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10334248B2 (en) * | 2015-05-29 | 2019-06-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| WO2017043760A1 (ko) | 2015-09-08 | 2017-03-16 | 삼성전자 주식회사 | 엔트로피 부호화 및 복호화를 위한 장치 및 방법 |
| 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 |
| US11805256B2 (en) * | 2017-07-31 | 2023-10-31 | Electronics And Telecommunications Research Institute | Image encoding/decoding method and device, and recording medium storing bitstream |
| 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 |
| KR20250004114A (ko) * | 2018-11-12 | 2025-01-07 | 삼성전자주식회사 | 계수 레벨의 엔트로피 부호화 방법 및 장치, 엔트로피 복호화 방법 및 장치 |
| US12568221B2 (en) * | 2018-11-12 | 2026-03-03 | Samsung Electronics Co., Ltd. | Method and device for entropy encoding coefficient level, and method and device for entropy decoding coefficient level |
| WO2020130705A1 (ko) * | 2018-12-20 | 2020-06-25 | 엘지전자 주식회사 | 변환 계수들의 변환 계수 레벨을 코딩하는 방법 및 장치 |
| WO2020138352A1 (ja) * | 2018-12-26 | 2020-07-02 | 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 |
| CN119946307B (zh) * | 2019-06-24 | 2025-10-31 | 阿里巴巴（中国）有限公司 | 由视频数据的编解码器实现的编解码方法及非暂时性计算机可读存储介质 |
| 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 |
| EP4078455A1 (en) * | 2019-12-20 | 2022-10-26 | Vid Scale, Inc. | Compression of data stream |
| 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 |
| WO2022037700A1 (en) | 2020-08-21 | 2022-02-24 | Beijing Bytedance Network Technology Co., Ltd. | Coding mode dependent selection of transform skip mode |
| WO2022111507A1 (en) | 2020-11-24 | 2022-06-02 | Beijing Bytedance Network Technology Co., Ltd. | Position dependent coefficient reordering in coded video |
| CN116982314A (zh) * | 2021-03-17 | 2023-10-31 | 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 |
| US12581092B2 (en) | 2022-03-03 | 2026-03-17 | Qualcomm Incorporated | Temporal initialization points for context-based arithmetic coding |
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 |
| KR101502495B1 (ko) | 2010-04-13 | 2015-03-13 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 유효성 맵 및 변환 계수 블록의 코딩 |
| US10499059B2 (en) | 2011-03-08 | 2019-12-03 | Velos Media, Llc | Coding of transform coefficients for 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 |
| US9491469B2 (en) | 2011-06-28 | 2016-11-08 | Qualcomm Incorporated | Coding of last significant transform coefficient |
| JP2014523710A (ja) * | 2011-07-22 | 2014-09-11 | モトローラ モビリティ エルエルシー | ビデオ・コーディングにおける直交形状変換をスキャンするためのデバイスおよび方法 |
-
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 WO PCT/US2013/036485 patent/WO2013155486A1/en not_active Ceased
- 2013-04-12 EP EP13718980.9A patent/EP2837181A1/en not_active Withdrawn
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