CA3053479A1 - Constraining motion vector information derived by decoder-side motion vector derivation - Google Patents
Constraining motion vector information derived by decoder-side motion vector derivation Download PDFInfo
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- CA3053479A1 CA3053479A1 CA3053479A CA3053479A CA3053479A1 CA 3053479 A1 CA3053479 A1 CA 3053479A1 CA 3053479 A CA3053479 A CA 3053479A CA 3053479 A CA3053479 A CA 3053479A CA 3053479 A1 CA3053479 A1 CA 3053479A1
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- motion vector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762475177P | 2017-03-22 | 2017-03-22 | |
| US62/475,177 | 2017-03-22 | ||
| US15/927,854 US10595035B2 (en) | 2017-03-22 | 2018-03-21 | Constraining motion vector information derived by decoder-side motion vector derivation |
| US15/927,854 | 2018-03-21 | ||
| PCT/US2018/023761 WO2018175720A1 (en) | 2017-03-22 | 2018-03-22 | Constraining motion vector information derived by decoder-side motion vector derivation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3053479A1 true CA3053479A1 (en) | 2018-09-27 |
Family
ID=63583206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3053479A Pending CA3053479A1 (en) | 2017-03-22 | 2018-03-22 | Constraining motion vector information derived by decoder-side motion vector derivation |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US10595035B2 (enExample) |
| EP (1) | EP3603069A1 (enExample) |
| JP (2) | JP7233376B2 (enExample) |
| KR (1) | KR102725370B1 (enExample) |
| CN (1) | CN110431845B (enExample) |
| AU (2) | AU2018237346A1 (enExample) |
| BR (1) | BR112019019210A2 (enExample) |
| CA (1) | CA3053479A1 (enExample) |
| CL (1) | CL2019002680A1 (enExample) |
| CO (1) | CO2019010076A2 (enExample) |
| IL (1) | IL268646B (enExample) |
| MX (1) | MX2019011318A (enExample) |
| MY (1) | MY195629A (enExample) |
| NZ (1) | NZ756271A (enExample) |
| PH (1) | PH12019501895A1 (enExample) |
| RU (1) | RU2767144C2 (enExample) |
| SA (1) | SA519410050B1 (enExample) |
| SG (1) | SG11201907531XA (enExample) |
| WO (1) | WO2018175720A1 (enExample) |
| ZA (1) | ZA201906240B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113545078A (zh) * | 2019-03-08 | 2021-10-22 | 韩国电子通信研究院 | 图像编码/解码方法和设备以及用于存储比特流的记录介质 |
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| US10595035B2 (en) * | 2017-03-22 | 2020-03-17 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
| CN117478885A (zh) * | 2017-07-03 | 2024-01-30 | Vid拓展公司 | 用于视频编解码的设备、方法 |
| CN117615154A (zh) * | 2017-08-29 | 2024-02-27 | 株式会社Kt | 视频解码和编码方法及用于存储压缩视频数据的装置 |
| EP3451665A1 (en) * | 2017-09-01 | 2019-03-06 | Thomson Licensing | Refinement of internal sub-blocks of a coding unit |
| CN111201795B (zh) * | 2017-10-09 | 2022-07-26 | 华为技术有限公司 | 存储访问窗口和用于运动矢量修正的填充 |
| US10652571B2 (en) * | 2018-01-25 | 2020-05-12 | Qualcomm Incorporated | Advanced motion vector prediction speedups for video coding |
| CN112040244B (zh) * | 2018-03-29 | 2021-06-29 | 华为技术有限公司 | 一种双向帧间预测方法及装置 |
| EP3777159A1 (en) | 2018-04-06 | 2021-02-17 | VID SCALE, Inc. | A bi-directional optical flow method with simplified gradient derivation |
| WO2019234598A1 (en) | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between ibc and stmvp |
| US10863190B2 (en) | 2018-06-14 | 2020-12-08 | Tencent America LLC | Techniques for memory bandwidth optimization in bi-predicted motion vector refinement |
| CN110620923B (zh) | 2018-06-19 | 2022-07-12 | 北京字节跳动网络技术有限公司 | 广义的运动矢量差分辨率 |
| WO2019244118A1 (en) * | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Component-dependent sub-block dividing |
| TWI728388B (zh) | 2018-06-29 | 2021-05-21 | 大陸商北京字節跳動網絡技術有限公司 | Lut中的運動候選的檢查順序 |
| KR102660666B1 (ko) | 2018-06-29 | 2024-04-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut들을 업데이트하기 위한 조건들 |
| KR20210024502A (ko) | 2018-06-29 | 2021-03-05 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Hmvp 후보를 병합/amvp에 추가할 때의 부분/풀 프루닝 |
| WO2020003280A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Which lut to be updated or no updating |
| TWI723444B (zh) | 2018-06-29 | 2021-04-01 | 大陸商北京字節跳動網絡技術有限公司 | 使用一個或多個查找表來按順序存儲先前編碼的運動信息並使用它們來編碼後面的塊的概念 |
| TWI723445B (zh) | 2018-06-29 | 2021-04-01 | 大陸商北京字節跳動網絡技術有限公司 | 查找表的更新：fifo、約束的fifo |
| CN110662053B (zh) | 2018-06-29 | 2022-03-25 | 北京字节跳动网络技术有限公司 | 使用查找表的视频处理方法、装置和存储介质 |
| CA3105330C (en) | 2018-06-29 | 2023-12-05 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between lut and amvp |
| TWI719526B (zh) | 2018-07-02 | 2021-02-21 | 大陸商北京字節跳動網絡技術有限公司 | 查找表的更新 |
| CN116095312A (zh) | 2018-08-04 | 2023-05-09 | 北京字节跳动网络技术有限公司 | 视频处理方法、装置和计算机可读介质 |
| JP7242861B2 (ja) | 2018-09-04 | 2023-03-20 | 華為技術有限公司 | 二方向インター予測に適用される参照フレーム取得方法および装置 |
| TWI863924B (zh) | 2018-09-12 | 2024-12-01 | 大陸商北京字節跳動網絡技術有限公司 | 要檢查多少個hmvp候選 |
| KR102635047B1 (ko) | 2018-09-19 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용 |
| WO2020084461A1 (en) * | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Restrictions on decoder side motion vector derivation based on coding information |
| CN112913241B (zh) | 2018-10-22 | 2024-03-26 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导的限制 |
| WO2020084474A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Gradient computation in bi-directional optical flow |
| CN111083484B (zh) | 2018-10-22 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 基于子块的预测 |
| KR20230158645A (ko) | 2018-11-05 | 2023-11-20 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 리파인먼트를 이용한 인터 예측을 위한 보간 |
| WO2020094150A1 (en) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in current picture referencing |
| WO2020098648A1 (en) | 2018-11-12 | 2020-05-22 | Beijing Bytedance Network Technology Co., Ltd. | Using combined inter intra prediction in video processing |
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| CN113170093B (zh) | 2018-11-20 | 2023-05-02 | 北京字节跳动网络技术有限公司 | 视频处理中的细化帧间预测 |
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| EP3906689A4 (en) * | 2019-01-02 | 2022-11-23 | Telefonaktiebolaget LM Ericsson (publ) | LATERAL MOTION REFINEMENT IN VIDEO CODING/DECODING SYSTEMS |
| WO2020143741A1 (en) | 2019-01-10 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Invoke of lut updating |
| WO2020143824A1 (en) | 2019-01-13 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between lut and shared merge list |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| US11025936B2 (en) * | 2019-01-25 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| WO2020156516A1 (en) | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Context for coding affine mode adaptive motion vector resolution |
| CN113366851B (zh) * | 2019-01-31 | 2025-10-21 | 北京字节跳动网络技术有限公司 | 对称运动矢量差编解码模式的快速算法 |
| CN113383548A (zh) * | 2019-02-03 | 2021-09-10 | 北京字节跳动网络技术有限公司 | Mv精度和mv差编解码之间的相互作用 |
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2018
- 2018-03-21 US US15/927,854 patent/US10595035B2/en active Active
- 2018-03-22 JP JP2019551632A patent/JP7233376B2/ja active Active
- 2018-03-22 RU RU2019133109A patent/RU2767144C2/ru active
- 2018-03-22 KR KR1020197030837A patent/KR102725370B1/ko active Active
- 2018-03-22 SG SG11201907531X patent/SG11201907531XA/en unknown
- 2018-03-22 WO PCT/US2018/023761 patent/WO2018175720A1/en not_active Ceased
- 2018-03-22 CA CA3053479A patent/CA3053479A1/en active Pending
- 2018-03-22 AU AU2018237346A patent/AU2018237346A1/en not_active Abandoned
- 2018-03-22 EP EP18716799.4A patent/EP3603069A1/en not_active Ceased
- 2018-03-22 NZ NZ756271A patent/NZ756271A/en unknown
- 2018-03-22 BR BR112019019210-7A patent/BR112019019210A2/pt not_active Application Discontinuation
- 2018-03-22 MY MYPI2019004629A patent/MY195629A/en unknown
- 2018-03-22 CN CN201880019566.5A patent/CN110431845B/zh active Active
- 2018-03-22 MX MX2019011318A patent/MX2019011318A/es unknown
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2019
- 2019-08-12 IL IL268646A patent/IL268646B/en unknown
- 2019-08-15 PH PH12019501895A patent/PH12019501895A1/en unknown
- 2019-09-05 SA SA519410050A patent/SA519410050B1/ar unknown
- 2019-09-18 CO CONC2019/0010076A patent/CO2019010076A2/es unknown
- 2019-09-20 ZA ZA2019/06240A patent/ZA201906240B/en unknown
- 2019-09-23 CL CL2019002680A patent/CL2019002680A1/es unknown
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2021
- 2021-07-09 JP JP2021114322A patent/JP7278333B2/ja active Active
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2023
- 2023-02-10 AU AU2023200756A patent/AU2023200756A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113545078A (zh) * | 2019-03-08 | 2021-10-22 | 韩国电子通信研究院 | 图像编码/解码方法和设备以及用于存储比特流的记录介质 |
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| CL2019002680A1 (es) | 2020-05-29 |
| US20180278949A1 (en) | 2018-09-27 |
| AU2023200756A1 (en) | 2023-03-09 |
| BR112019019210A2 (pt) | 2020-04-14 |
| JP2021182743A (ja) | 2021-11-25 |
| MY195629A (en) | 2023-02-03 |
| ZA201906240B (en) | 2021-05-26 |
| PH12019501895A1 (en) | 2019-10-21 |
| AU2018237346A1 (en) | 2019-09-05 |
| RU2019133109A (ru) | 2021-04-22 |
| IL268646B (en) | 2022-02-01 |
| MX2019011318A (es) | 2019-11-12 |
| RU2767144C2 (ru) | 2022-03-16 |
| SG11201907531XA (en) | 2019-10-30 |
| WO2018175720A1 (en) | 2018-09-27 |
| JP2020511859A (ja) | 2020-04-16 |
| RU2019133109A3 (enExample) | 2021-09-09 |
| JP7233376B2 (ja) | 2023-03-06 |
| US10595035B2 (en) | 2020-03-17 |
| CN110431845A (zh) | 2019-11-08 |
| JP7278333B2 (ja) | 2023-05-19 |
| CN110431845B (zh) | 2022-11-25 |
| KR102725370B1 (ko) | 2024-11-01 |
| NZ756271A (en) | 2025-09-26 |
| IL268646A (en) | 2019-10-31 |
| SA519410050B1 (ar) | 2023-12-11 |
| KR20190127884A (ko) | 2019-11-13 |
| CO2019010076A2 (es) | 2019-10-09 |
| EP3603069A1 (en) | 2020-02-05 |
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