BR112019006196A2 - filtros de interpolação melhorados para intrapredição em codificação de vídeo - Google Patents
filtros de interpolação melhorados para intrapredição em codificação de vídeoInfo
- Publication number
- BR112019006196A2 BR112019006196A2 BR112019006196A BR112019006196A BR112019006196A2 BR 112019006196 A2 BR112019006196 A2 BR 112019006196A2 BR 112019006196 A BR112019006196 A BR 112019006196A BR 112019006196 A BR112019006196 A BR 112019006196A BR 112019006196 A2 BR112019006196 A2 BR 112019006196A2
- Authority
- BR
- Brazil
- Prior art keywords
- intraprediction
- video encoding
- interpolation filters
- video encoder
- improved interpolation
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- 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
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662401067P | 2016-09-28 | 2016-09-28 | |
| US15/709,270 US10382781B2 (en) | 2016-09-28 | 2017-09-19 | Interpolation filters for intra prediction in video coding |
| PCT/US2017/052485 WO2018063886A1 (en) | 2016-09-28 | 2017-09-20 | Improved interpolation filters for intra prediction in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112019006196A2 true BR112019006196A2 (pt) | 2019-06-18 |
Family
ID=61687006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112019006196A BR112019006196A2 (pt) | 2016-09-28 | 2017-09-20 | filtros de interpolação melhorados para intrapredição em codificação de vídeo |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10382781B2 (https=) |
| EP (1) | EP3520401A1 (https=) |
| JP (1) | JP7241680B2 (https=) |
| KR (1) | KR102155974B1 (https=) |
| CN (1) | CN109716765B (https=) |
| BR (1) | BR112019006196A2 (https=) |
| WO (1) | WO2018063886A1 (https=) |
Families Citing this family (71)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10841593B2 (en) | 2015-06-18 | 2020-11-17 | Qualcomm Incorporated | Intra prediction and intra mode coding |
| US11463689B2 (en) | 2015-06-18 | 2022-10-04 | Qualcomm Incorporated | Intra prediction and intra mode coding |
| US10873746B2 (en) * | 2016-12-21 | 2020-12-22 | Sharp Kabushiki Kaisha | Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same |
| US10638126B2 (en) * | 2017-05-05 | 2020-04-28 | Qualcomm Incorporated | Intra reference filter for video coding |
| AU2018276649B2 (en) | 2017-05-31 | 2020-12-24 | Lg Electronics Inc. | Method and device for performing image decoding on basis of intra prediction in image coding system |
| MX2020003656A (es) * | 2017-10-02 | 2020-10-12 | Arris Entpr Llc | Sistema y método para reducir artefactos de bloque y proporcionar eficiencia de codificación mejorada. |
| WO2019078686A1 (ko) * | 2017-10-20 | 2019-04-25 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| GB2567862A (en) * | 2017-10-27 | 2019-05-01 | Sony Corp | Image data encoding and decoding |
| JP7005854B2 (ja) * | 2017-11-07 | 2022-01-24 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | ビデオ符号化のためのインター予測装置の補間フィルタ及び方法 |
| KR102643115B1 (ko) * | 2017-11-29 | 2024-03-04 | 한국전자통신연구원 | 루프내 필터링을 이용한 영상 부호화/복호화 방법 및 장치 |
| EP4443878A3 (en) * | 2018-04-01 | 2024-12-18 | B1 Institute of Image Technology, Inc. | Method and apparatus for encoding/decoding image |
| US11611757B2 (en) * | 2018-04-02 | 2023-03-21 | Qualcomm Incorproated | Position dependent intra prediction combination extended with angular modes |
| WO2019221465A1 (ko) * | 2018-05-14 | 2019-11-21 | 인텔렉추얼디스커버리 주식회사 | 영상 복호화 방법/장치, 영상 부호화 방법/장치 및 비트스트림을 저장한 기록 매체 |
| US11025946B2 (en) * | 2018-06-14 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| AU2019292266B2 (en) | 2018-06-25 | 2023-02-09 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Intra-frame prediction method and device |
| CN119583794A (zh) * | 2018-06-29 | 2025-03-07 | 弗劳恩霍夫应用研究促进协会 | 扩展参考图像内预测 |
| KR102519380B1 (ko) * | 2018-06-29 | 2023-04-06 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 이미지의 예측 블록의 인트라 예측을 위한 장치 및 방법 |
| MY201936A (en) * | 2018-06-29 | 2024-03-25 | Huawei Tech Co Ltd | Device and method for intra-prediction |
| US11277644B2 (en) | 2018-07-02 | 2022-03-15 | Qualcomm Incorporated | Combining mode dependent intra smoothing (MDIS) with intra interpolation filter switching |
| SI3815377T1 (sl) | 2018-07-16 | 2023-05-31 | Huawei Technologies Co., Ltd. | Kodirnik videa, dekodirnik videa in pripadajoča kodirni in dekodirni postopek |
| JP7410149B2 (ja) | 2018-08-24 | 2024-01-09 | 中興通訊股▲ふん▼有限公司 | 視覚メディアエンコードおよびデコードのための平面予測モード |
| US10834393B2 (en) * | 2018-09-10 | 2020-11-10 | Tencent America LLC | Intra interpolation filter for multi-line intra prediction |
| WO2020055208A1 (ko) | 2018-09-14 | 2020-03-19 | 엘지전자 주식회사 | 인트라 예측을 수행하는 영상 예측 방법 및 장치 |
| CN111543061B (zh) * | 2018-09-16 | 2024-08-20 | 华为技术有限公司 | 用于预测的方法和装置 |
| CN119496891B (zh) * | 2018-09-23 | 2025-10-28 | 华为技术有限公司 | 用于帧内参考样本插值滤波器切换的方法和装置 |
| JP7250917B2 (ja) * | 2018-10-06 | 2023-04-03 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | 補間フィルタを使用するイントラ予測のための方法および装置 |
| US11303885B2 (en) | 2018-10-25 | 2022-04-12 | Qualcomm Incorporated | Wide-angle intra prediction smoothing and interpolation |
| EP3878178A1 (en) * | 2018-11-05 | 2021-09-15 | InterDigital VC Holdings, Inc. | Video encoding or decoding using block extension for overlapped block motion compensation |
| CN117640955A (zh) | 2018-11-06 | 2024-03-01 | 北京字节跳动网络技术有限公司 | 帧内预测的简化参数推导 |
| US11438583B2 (en) * | 2018-11-27 | 2022-09-06 | Tencent America LLC | Reference sample filter selection in intra prediction |
| WO2020108591A1 (en) | 2018-12-01 | 2020-06-04 | Beijing Bytedance Network Technology Co., Ltd. | Parameter derivation for intra prediction |
| KR102676917B1 (ko) | 2018-12-07 | 2024-06-19 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 컨텍스트 기반 인트라 예측 |
| US11095921B2 (en) * | 2018-12-18 | 2021-08-17 | Tencent America LLC | Method and apparatus for video encoding or decoding |
| ES2983321T3 (es) * | 2018-12-21 | 2024-10-22 | Huawei Tech Co Ltd | Método y aparato de filtrado de interpolación para la codificación predictiva |
| WO2020168508A1 (zh) * | 2019-02-21 | 2020-08-27 | 富士通株式会社 | 参考像素的自适应滤波方法及装置、电子设备 |
| EP3903482A4 (en) * | 2019-02-22 | 2022-06-01 | Beijing Bytedance Network Technology Co., Ltd. | SELECTING ADJACENT SAMPLES FOR INTRA PREDICTION |
| CN113491121B (zh) | 2019-02-24 | 2022-12-06 | 北京字节跳动网络技术有限公司 | 对视频数据进行编解码的方法、设备及计算机可读介质 |
| JP7485689B2 (ja) | 2019-03-11 | 2024-05-16 | 華為技術有限公司 | エンコーダ、デコーダ及び対応する方法 |
| CN118921461A (zh) * | 2019-03-12 | 2024-11-08 | Lg 电子株式会社 | 图像编码/解码方法和装置，以及发送比特流的方法 |
| CN113767631B (zh) | 2019-03-24 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 用于帧内预测的参数推导中的条件 |
| CN113678437A (zh) | 2019-03-28 | 2021-11-19 | 华为技术有限公司 | 用于帧内平滑的方法和装置 |
| AU2020250609B2 (en) | 2019-04-01 | 2023-09-07 | Beijing Bytedance Network Technology Co., Ltd. | Using interpolation filters for history based motion vector prediction |
| KR20220002904A (ko) * | 2019-05-02 | 2022-01-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 다중 레퍼런스 필터를 사용한 인트라 비디오 코딩 |
| WO2020228761A1 (en) * | 2019-05-14 | 2020-11-19 | Beijing Bytedance Network Technology Co., Ltd. | Filter selection for intra video coding |
| CN118138754A (zh) | 2019-06-14 | 2024-06-04 | 北京字节跳动网络技术有限公司 | 处理视频单元边界和虚拟边界 |
| WO2020256483A1 (ko) * | 2019-06-21 | 2020-12-24 | 삼성전자 주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| WO2020259263A1 (en) * | 2019-06-25 | 2020-12-30 | Zhejiang Dahua Technology Co., Ltd. | Systems and methods for image coding |
| GB2585039A (en) * | 2019-06-25 | 2020-12-30 | Sony Corp | Image data encoding and decoding |
| KR102707854B1 (ko) | 2019-07-15 | 2024-09-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 분류 |
| WO2021013240A1 (en) | 2019-07-25 | 2021-01-28 | Beijing Bytedance Network Technology Co., Ltd. | Mapping restriction for intra-block copy virtual buffer |
| JP7670680B2 (ja) | 2019-07-25 | 2025-04-30 | 北京字節跳動網絡技術有限公司 | イントラブロックコピー仮想バッファに対するサイズ制限 |
| CN114270856B (zh) | 2019-08-20 | 2025-11-14 | 北京字节跳动网络技术有限公司 | 视频处理中的备选插值滤波器的选择性使用 |
| JP7309046B2 (ja) | 2019-09-02 | 2023-07-14 | 北京字節跳動網絡技術有限公司 | カラーフォーマットに基づいたビデオ領域のパーティション |
| WO2021043299A1 (en) | 2019-09-05 | 2021-03-11 | Beijing Bytedance Network Technology Co., Ltd. | Range constrains for block vector in intra-block copy mode |
| WO2021055836A1 (en) * | 2019-09-18 | 2021-03-25 | Vid Scale, Inc. | Adaptive interpolation filter for motion compensation |
| CN117615155A (zh) | 2019-09-19 | 2024-02-27 | 北京字节跳动网络技术有限公司 | 视频编解码中的参考样点位置推导 |
| JP7332795B2 (ja) | 2019-09-21 | 2023-08-23 | 北京字節跳動網絡技術有限公司 | クロマ・イントラモードのベースとなるサイズ制約 |
| CN117278747A (zh) | 2019-09-22 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 自适应环路滤波中的填充过程 |
| KR102735189B1 (ko) | 2019-09-23 | 2024-11-28 | 두인 비전 컴퍼니 리미티드 | 가상 파이프라인 데이터 유닛에 기초한 인트라 블록 복사 가상 버퍼의 설정 |
| CN117376557A (zh) | 2019-10-13 | 2024-01-09 | 北京字节跳动网络技术有限公司 | 参考图片重采样与视频编解码工具之间的相互作用 |
| US11463688B2 (en) * | 2019-12-09 | 2022-10-04 | Qualcomm Incorporated | Joint chroma residual video coding |
| KR102922307B1 (ko) | 2019-12-27 | 2026-02-05 | 두인 비전 컴퍼니 리미티드 | 비디오 픽처 헤더의 슬라이스 유형의 시그널링 |
| US11425420B2 (en) * | 2019-12-27 | 2022-08-23 | Qualcomm Incorporated | Wraparound offsets for reference picture resampling in video coding |
| WO2021185306A1 (en) | 2020-03-18 | 2021-09-23 | Beijing Bytedance Network Technology Co., Ltd. | Intra block copy buffer and palette predictor update |
| CN115362681B (zh) | 2020-04-10 | 2025-02-25 | 抖音视界有限公司 | 视频编解码中的变换跳过块的最小允许量化 |
| US11611770B2 (en) * | 2020-10-14 | 2023-03-21 | Tencent America LLC | Method and apparatus for video coding |
| CN116636217A (zh) * | 2020-12-18 | 2023-08-22 | 华为技术有限公司 | 使用神经网络编码图像和解码码流的方法和装置 |
| EP4268459A1 (en) * | 2020-12-22 | 2023-11-01 | Qualcomm Incorporated | Intra prediction using enhanced interpolation filters |
| US11924415B2 (en) * | 2021-05-11 | 2024-03-05 | Tencent America LLC | Method and apparatus for boundary handling in video coding |
| JP7755043B2 (ja) * | 2021-08-18 | 2025-10-15 | エルジー エレクトロニクス インコーポレイティド | イントラ予測モードに基づいて参照サンプルフィルタリングを行う画像符号化／復号化方法及び装置、並びにビットストリームを伝送する方法 |
| WO2023205409A1 (en) * | 2022-04-21 | 2023-10-26 | Innopeak Technology, Inc. | Reference picture resampling for video coding |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8831086B2 (en) * | 2008-04-10 | 2014-09-09 | Qualcomm Incorporated | Prediction techniques for interpolation in video coding |
| JP2011050001A (ja) * | 2009-08-28 | 2011-03-10 | Sony Corp | 画像処理装置および方法 |
| US20120183041A1 (en) | 2011-01-14 | 2012-07-19 | Sony Corporation | Interpolation filter for intra prediction of hevc |
| JP2013090120A (ja) | 2011-10-18 | 2013-05-13 | Nippon Telegr & Teleph Corp <Ntt> | 画像符号化方法，画像復号方法，画像符号化装置，画像復号装置およびそれらのプログラム |
| JP5711098B2 (ja) * | 2011-11-07 | 2015-04-30 | 日本電信電話株式会社 | 画像符号化方法，画像復号方法，画像符号化装置，画像復号装置およびそれらのプログラム |
| CN110225360A (zh) * | 2014-04-01 | 2019-09-10 | 联发科技股份有限公司 | 视频编码中自适应内插滤波的方法 |
| ES2736374B1 (es) * | 2015-09-11 | 2021-03-05 | Kt Corp | Procedimiento y dispositivo para realizar intrapredicción durante la codificación o decodificación de un vídeo |
-
2017
- 2017-09-19 US US15/709,270 patent/US10382781B2/en active Active
- 2017-09-20 EP EP17777755.4A patent/EP3520401A1/en active Pending
- 2017-09-20 KR KR1020197008613A patent/KR102155974B1/ko active Active
- 2017-09-20 JP JP2019516387A patent/JP7241680B2/ja active Active
- 2017-09-20 WO PCT/US2017/052485 patent/WO2018063886A1/en not_active Ceased
- 2017-09-20 CN CN201780058131.7A patent/CN109716765B/zh active Active
- 2017-09-20 BR BR112019006196A patent/BR112019006196A2/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019530351A (ja) | 2019-10-17 |
| KR20190049755A (ko) | 2019-05-09 |
| EP3520401A1 (en) | 2019-08-07 |
| JP7241680B2 (ja) | 2023-03-17 |
| CN109716765A (zh) | 2019-05-03 |
| WO2018063886A9 (en) | 2019-03-21 |
| CN109716765B (zh) | 2021-05-25 |
| US20180091825A1 (en) | 2018-03-29 |
| US10382781B2 (en) | 2019-08-13 |
| WO2018063886A1 (en) | 2018-04-05 |
| KR102155974B1 (ko) | 2020-09-14 |
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