SG11202103016RA - Bi-prediction for video coding - Google Patents
Bi-prediction for video codingInfo
- Publication number
- SG11202103016RA SG11202103016RA SG11202103016RA SG11202103016RA SG11202103016RA SG 11202103016R A SG11202103016R A SG 11202103016RA SG 11202103016R A SG11202103016R A SG 11202103016RA SG 11202103016R A SG11202103016R A SG 11202103016RA SG 11202103016R A SG11202103016R A SG 11202103016RA
- Authority
- SG
- Singapore
- Prior art keywords
- prediction
- video coding
- coding
- video
- Prior art date
Links
Classifications
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
- H04N19/527—Global motion vector estimation
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862736790P | 2018-09-26 | 2018-09-26 | |
| US201862786641P | 2018-12-31 | 2018-12-31 | |
| PCT/US2019/053088 WO2020069076A1 (en) | 2018-09-26 | 2019-09-26 | Bi-prediction for video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202103016RA true SG11202103016RA (en) | 2021-04-29 |
Family
ID=69950792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202103016RA SG11202103016RA (en) | 2018-09-26 | 2019-09-26 | Bi-prediction for video coding |
Country Status (11)
| Country | Link |
|---|---|
| US (3) | US11553206B2 (https=) |
| EP (2) | EP4294009A3 (https=) |
| JP (4) | JP7398442B2 (https=) |
| KR (2) | KR102901209B1 (https=) |
| CN (3) | CN118354078A (https=) |
| CA (1) | CA3114103A1 (https=) |
| PL (1) | PL3857886T3 (https=) |
| SG (1) | SG11202103016RA (https=) |
| TW (2) | TW202029755A (https=) |
| WO (1) | WO2020069076A1 (https=) |
| ZA (1) | ZA202101992B (https=) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020072414A1 (en) * | 2018-10-02 | 2020-04-09 | Interdigital Vc Holdings, Inc. | Generalized bi-prediction and weighted prediction |
| CN112913240B (zh) * | 2018-10-22 | 2024-08-06 | 北京字节跳动网络技术有限公司 | 解码器侧运动矢量推导和其他编解码工具之间的并置 |
| CN117880513A (zh) | 2018-10-22 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 基于编解码信息的解码器侧运动矢量推导的限制 |
| EP3912356A1 (en) * | 2019-01-14 | 2021-11-24 | InterDigital VC Holdings, Inc. | Method and apparatus for video encoding and decoding with bi-directional optical flow adapted to weighted prediction |
| CN113383548B (zh) | 2019-02-03 | 2026-02-27 | 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 |
| CN121309818A (zh) | 2019-02-14 | 2026-01-09 | 北京字节跳动网络技术有限公司 | 基于处理参数的解码器侧运动推导 |
| US11190797B2 (en) * | 2019-03-01 | 2021-11-30 | Qualcomm Incorporated | Constraints on decoder-side motion vector refinement based on weights for bi-predicted prediction |
| SG11202112279WA (en) | 2019-05-11 | 2021-12-30 | Beijing Bytedance Network Technology Co Ltd | Selective use of coding tools in video processing |
| CN117221544A (zh) | 2019-05-19 | 2023-12-12 | 字节跳动有限公司 | 数字视频中的变换旁路编解码残差块 |
| WO2020233659A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive motion vector difference resolution for affine mode |
| CN114175655B (zh) | 2019-07-27 | 2024-01-02 | 北京字节跳动网络技术有限公司 | 根据参考图片类型使用工具的限制 |
| CN117336468A (zh) | 2019-08-10 | 2024-01-02 | 北京字节跳动网络技术有限公司 | 视频比特流中的子图片相关信令通知 |
| WO2021047631A1 (en) | 2019-09-13 | 2021-03-18 | Beijing Bytedance Network Technology Co., Ltd. | Derivation of collocated motion vectors |
| WO2021068954A1 (en) | 2019-10-12 | 2021-04-15 | Beijing Bytedance Network Technology Co., Ltd. | High level syntax for video coding tools |
| EP4032290A4 (en) | 2019-10-18 | 2022-11-30 | Beijing Bytedance Network Technology Co., Ltd. | SYNTAX RESTRICTIONS IN PARAMETER SET SIGNALING OF SUBPICTURES |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| CN121173953A (zh) * | 2019-12-30 | 2025-12-19 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器及存储介质 |
| WO2021190464A1 (en) | 2020-03-23 | 2021-09-30 | Beijing Bytedance Network Technology Co., Ltd. | Controlling deblocking filtering at different levels in coded video |
| CN115428444B (zh) | 2020-04-01 | 2025-01-17 | 抖音视界有限公司 | 对自适应参数集语法元素的约束 |
| CN115606183A (zh) | 2020-04-07 | 2023-01-13 | 抖音视界有限公司（Cn） | 参考图片环绕的剪裁操作 |
| EP4118825A4 (en) | 2020-04-09 | 2023-08-09 | Beijing Bytedance Network Technology Co., Ltd. | DEBLOCK SIGNALING IN VIDEO CODING |
| WO2021204251A1 (en) | 2020-04-10 | 2021-10-14 | Beijing Bytedance Network Technology Co., Ltd. | Use of header syntax elements and adaptation parameter set |
| WO2021209061A1 (en) | 2020-04-17 | 2021-10-21 | Beijing Bytedance Network Technology Co., Ltd. | Presence of adaptation parameter set units |
| KR102917555B1 (ko) | 2020-04-26 | 2026-01-23 | 바이트댄스 아이엔씨 | 비디오 코딩 신택스 요소의 조건적 시그널링 |
| US11863774B2 (en) * | 2021-01-15 | 2024-01-02 | Tencent America LLC | Method and apparatus for video coding |
| US12231647B2 (en) * | 2021-11-30 | 2025-02-18 | Tencent America LLC | Scene transition detection based encoding methods for BCW |
| US12568241B2 (en) * | 2023-02-10 | 2026-03-03 | Tencent America LLC | Bi-prediction with CU level weight (BCW) |
| WO2025217039A1 (en) * | 2024-04-08 | 2025-10-16 | Bytedance Inc. | Method, apparatus, and medium for video processing |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8995527B2 (en) * | 2010-02-19 | 2015-03-31 | Qualcomm Incorporated | Block type signalling in video coding |
| US10362327B2 (en) | 2011-01-14 | 2019-07-23 | Sony Corporation | B-picture syntax change for generalized bi-prediction in high efficiency video coding (HEVC) |
| KR101840915B1 (ko) * | 2013-01-07 | 2018-03-21 | 브이아이디 스케일, 인크. | 스케일러블 비디오 코딩을 위한 모션 정보 시그널링 |
| US20150016502A1 (en) | 2013-07-15 | 2015-01-15 | Qualcomm Incorporated | Device and method for scalable coding of video information |
| WO2016200984A1 (en) * | 2015-06-08 | 2016-12-15 | Vid Scale, Inc. | Intra block copy mode for screen content coding |
| KR20180008445A (ko) | 2015-06-10 | 2018-01-24 | 삼성전자주식회사 | 적응적 가중치 예측을 위한 신택스 시그널링을 이용하여 영상을 부호화 또는 복호화하는 방법 및 장치 |
| US10271064B2 (en) | 2015-06-11 | 2019-04-23 | Qualcomm Incorporated | Sub-prediction unit motion vector prediction using spatial and/or temporal motion information |
| CN106331703B (zh) * | 2015-07-03 | 2020-09-08 | 华为技术有限公司 | 视频编码和解码方法、视频编码和解码装置 |
| US10375413B2 (en) * | 2015-09-28 | 2019-08-06 | Qualcomm Incorporated | Bi-directional optical flow for video coding |
| US20170150156A1 (en) * | 2015-11-25 | 2017-05-25 | Qualcomm Incorporated | Illumination compensation with non-square predictive blocks in video coding |
| EP3413563B1 (en) | 2016-02-03 | 2026-02-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Moving image decoding device, moving image encoding device, and prediction image generation device |
| EP4060992B1 (en) * | 2016-05-13 | 2025-07-02 | InterDigital VC Holdings, Inc. | Systems and methods for generalized multi-hypothesis prediction for video coding |
| WO2018037919A1 (ja) | 2016-08-26 | 2018-03-01 | シャープ株式会社 | 画像復号装置、画像符号化装置、画像復号方法、および画像符号化方法 |
| US20180060562A1 (en) | 2016-09-01 | 2018-03-01 | Lenovo (Singapore) Pte. Ltd. | Systems and methods to permit an attempt at authentication using one or more forms of authentication |
| US10674165B2 (en) * | 2016-12-21 | 2020-06-02 | Arris Enterprises Llc | Constrained position dependent intra prediction combination (PDPC) |
| US10750203B2 (en) | 2016-12-22 | 2020-08-18 | Mediatek Inc. | Method and apparatus of adaptive bi-prediction for video coding |
| US20180184101A1 (en) * | 2016-12-23 | 2018-06-28 | Apple Inc. | Coding Mode Selection For Predictive Video Coder/Decoder Systems In Low-Latency Communication Environments |
| US10931969B2 (en) * | 2017-01-04 | 2021-02-23 | Qualcomm Incorporated | Motion vector reconstructions for bi-directional optical flow (BIO) |
| US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
| WO2018173895A1 (ja) | 2017-03-21 | 2018-09-27 | シャープ株式会社 | 予測画像生成装置、動画像復号装置、および動画像符号化装置 |
| US10904565B2 (en) * | 2017-06-23 | 2021-01-26 | Qualcomm Incorporated | Memory-bandwidth-efficient design for bi-directional optical flow (BIO) |
| EP3744102B1 (en) | 2018-01-24 | 2026-03-04 | InterDigital VC Holdings, Inc. | Generalized bi-prediction for video coding with reduced coding complexity |
| BR112020023571A8 (pt) * | 2018-05-23 | 2023-02-07 | Mediatek Inc | Método e aparelho de codificação de vídeo usando ponderação de cu bidirecional |
| WO2019234578A1 (en) * | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Asymmetric weighted bi-predictive merges |
-
2019
- 2019-09-25 TW TW108134563A patent/TW202029755A/zh unknown
- 2019-09-25 TW TW114108514A patent/TW202533573A/zh unknown
- 2019-09-26 KR KR1020217009221A patent/KR102901209B1/ko active Active
- 2019-09-26 SG SG11202103016RA patent/SG11202103016RA/en unknown
- 2019-09-26 US US17/280,175 patent/US11553206B2/en active Active
- 2019-09-26 EP EP23207616.6A patent/EP4294009A3/en active Pending
- 2019-09-26 CN CN202410417345.0A patent/CN118354078A/zh active Pending
- 2019-09-26 JP JP2021516970A patent/JP7398442B2/ja active Active
- 2019-09-26 PL PL19783923.6T patent/PL3857886T3/pl unknown
- 2019-09-26 KR KR1020257038399A patent/KR20250167129A/ko active Pending
- 2019-09-26 CA CA3114103A patent/CA3114103A1/en active Pending
- 2019-09-26 CN CN201980063042.0A patent/CN112806005B/zh active Active
- 2019-09-26 WO PCT/US2019/053088 patent/WO2020069076A1/en not_active Ceased
- 2019-09-26 EP EP19783923.6A patent/EP3857886B1/en active Active
- 2019-09-26 CN CN202410417176.0A patent/CN118368426A/zh active Pending
-
2021
- 2021-03-24 ZA ZA2021/01992A patent/ZA202101992B/en unknown
-
2023
- 2023-01-09 US US18/094,515 patent/US12526450B2/en active Active
- 2023-12-04 JP JP2023204572A patent/JP2024023521A/ja not_active Ceased
-
2024
- 2024-12-19 JP JP2024224112A patent/JP7758840B2/ja active Active
-
2025
- 2025-10-09 JP JP2025171170A patent/JP2026004579A/ja active Pending
- 2025-12-11 US US19/416,143 patent/US20260101062A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2025038173A (ja) | 2025-03-18 |
| JP2026004579A (ja) | 2026-01-14 |
| JP7398442B2 (ja) | 2023-12-14 |
| US20260101062A1 (en) | 2026-04-09 |
| EP4294009A2 (en) | 2023-12-20 |
| EP3857886B1 (en) | 2024-04-03 |
| KR20210077671A (ko) | 2021-06-25 |
| EP4294009A3 (en) | 2024-02-28 |
| EP3857886A1 (en) | 2021-08-04 |
| US20230179795A1 (en) | 2023-06-08 |
| TW202533573A (zh) | 2025-08-16 |
| CN118354078A (zh) | 2024-07-16 |
| KR20250167129A (ko) | 2025-11-28 |
| ZA202101992B (en) | 2023-10-25 |
| JP2024023521A (ja) | 2024-02-21 |
| CN112806005A (zh) | 2021-05-14 |
| US12526450B2 (en) | 2026-01-13 |
| US11553206B2 (en) | 2023-01-10 |
| KR102901209B1 (ko) | 2025-12-16 |
| JP2022502924A (ja) | 2022-01-11 |
| CA3114103A1 (en) | 2020-04-02 |
| WO2020069076A1 (en) | 2020-04-02 |
| JP7758840B2 (ja) | 2025-10-22 |
| TW202029755A (zh) | 2020-08-01 |
| CN118368426A (zh) | 2024-07-19 |
| CN112806005B (zh) | 2024-04-23 |
| US20220007048A1 (en) | 2022-01-06 |
| PL3857886T3 (pl) | 2024-07-01 |
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