TWI766844B - 針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測 - Google Patents
針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測 Download PDFInfo
- Publication number
- TWI766844B TWI766844B TW105130686A TW105130686A TWI766844B TW I766844 B TWI766844 B TW I766844B TW 105130686 A TW105130686 A TW 105130686A TW 105130686 A TW105130686 A TW 105130686A TW I766844 B TWI766844 B TW I766844B
- Authority
- TW
- Taiwan
- Prior art keywords
- values
- unfiltered
- filtered
- predicted
- current block
- Prior art date
Links
- 230000001419 dependent effect Effects 0.000 title abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 111
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 claims description 29
- 238000004891 communication Methods 0.000 claims description 17
- 238000012545 processing Methods 0.000 claims description 15
- 238000004458 analytical method Methods 0.000 claims description 9
- 230000006870 function Effects 0.000 claims description 8
- 238000010606 normalization Methods 0.000 claims description 4
- 238000007906 compression Methods 0.000 abstract description 12
- 230000006835 compression Effects 0.000 abstract description 12
- 239000013598 vector Substances 0.000 description 32
- 238000013139 quantization Methods 0.000 description 26
- 238000003860 storage Methods 0.000 description 19
- 230000005540 biological transmission Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 230000002123 temporal effect Effects 0.000 description 9
- 238000000638 solvent extraction Methods 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 7
- 238000005192 partition Methods 0.000 description 7
- 230000000007 visual effect Effects 0.000 description 7
- 238000013500 data storage Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 241000023320 Luma <angiosperm> Species 0.000 description 4
- 238000003491 array Methods 0.000 description 4
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012549 training Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004422 calculation algorithm Methods 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 241000985610 Forpus Species 0.000 description 1
- 102100037812 Medium-wave-sensitive opsin 1 Human genes 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 239000013074 reference sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/102—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
- H04N19/10—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
-
- 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
-
- 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
- H04N19/10—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
- H04N19/182—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 a pixel
-
- 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
- H04N19/70—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
-
- 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
- H04N19/172—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 picture, frame or field
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562234645P | 2015-09-29 | 2015-09-29 | |
| US62/234,645 | 2015-09-29 | ||
| US15/272,034 US10425648B2 (en) | 2015-09-29 | 2016-09-21 | Video intra-prediction using position-dependent prediction combination for video coding |
| US15/272,034 | 2016-09-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201729595A TW201729595A (zh) | 2017-08-16 |
| TWI766844B true TWI766844B (zh) | 2022-06-11 |
Family
ID=58407611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW105130686A TWI766844B (zh) | 2015-09-29 | 2016-09-22 | 針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US10425648B2 (enExample) |
| EP (1) | EP3357247B1 (enExample) |
| JP (1) | JP6903644B2 (enExample) |
| KR (1) | KR102773139B1 (enExample) |
| CN (2) | CN113612997B (enExample) |
| BR (1) | BR112018006408B1 (enExample) |
| CA (1) | CA3000373C (enExample) |
| ES (1) | ES2779461T3 (enExample) |
| TW (1) | TWI766844B (enExample) |
| WO (1) | WO2017058635A1 (enExample) |
Families Citing this family (72)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3396960A4 (en) * | 2016-02-16 | 2019-04-10 | Samsung Electronics Co., Ltd. | METHOD AND DEVICE FOR VIDEO CODING AND METHOD AND DEVICE FOR VIDEO DECODING |
| US10455228B2 (en) | 2016-03-21 | 2019-10-22 | Qualcomm Incorporated | Determining prediction parameters for non-square blocks in video coding |
| US10623774B2 (en) | 2016-03-22 | 2020-04-14 | Qualcomm Incorporated | Constrained block-level optimization and signaling for video coding tools |
| US10547854B2 (en) | 2016-05-13 | 2020-01-28 | Qualcomm Incorporated | Neighbor based signaling of intra prediction modes |
| EP3244614A1 (en) * | 2016-05-13 | 2017-11-15 | Thomson Licensing | A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device |
| JP6956471B2 (ja) * | 2016-05-13 | 2021-11-02 | 日本放送協会 | 符号化装置、復号装置及びプログラム |
| US11128862B2 (en) * | 2016-09-13 | 2021-09-21 | Research and Telecommunications Research Insitute | Video encoding/decoding method and device, and recording medium having bitstream stored therein |
| WO2018054269A1 (en) * | 2016-09-22 | 2018-03-29 | Mediatek Inc. | Method and apparatus for video coding using decoder side intra prediction derivation |
| US10506228B2 (en) | 2016-10-04 | 2019-12-10 | Qualcomm Incorporated | Variable number of intra modes for video coding |
| JP7036628B2 (ja) * | 2017-03-10 | 2022-03-15 | 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 | 符号化装置、復号装置、符号化方法及び復号方法 |
| US11146795B2 (en) | 2017-03-10 | 2021-10-12 | Qualcomm Incorporated | Intra filtering flag in video coding |
| CA3055804C (en) * | 2017-03-10 | 2022-10-18 | Mediatek, Inc. | Method and apparatus of implicit intra coding tool settings with intra directional prediction modes for video coding |
| US10728548B2 (en) * | 2017-04-04 | 2020-07-28 | Futurewei Technologies, Inc. | Processing reference samples used for intra-prediction of a picture block |
| JP7145203B2 (ja) | 2017-04-21 | 2022-09-30 | ゼニマックス メディア インク． | レンダリングおよびプレエンコードされたロード推定基盤のエンコーダヒンティングのためのシステムおよび方法 |
| US10638126B2 (en) | 2017-05-05 | 2020-04-28 | Qualcomm Incorporated | Intra reference filter for video coding |
| US10805641B2 (en) * | 2017-06-15 | 2020-10-13 | Qualcomm Incorporated | Intra filtering applied together with transform processing in video coding |
| CN117041540A (zh) * | 2017-06-21 | 2023-11-10 | Lg 电子株式会社 | 在图像编译系统中根据帧内预测用于解码图像的方法和设备 |
| CN110832864B (zh) * | 2017-06-26 | 2024-03-29 | 交互数字麦迪逊专利控股公司 | 利用多个加权参考进行帧内预测的方法和装置 |
| CN110720216B (zh) | 2017-07-05 | 2022-05-10 | 华为技术有限公司 | 用于视频编码的设备和方法 |
| CN110771166B (zh) | 2017-07-05 | 2022-01-14 | 华为技术有限公司 | 帧内预测装置和方法、编码、解码装置、存储介质 |
| KR102772028B1 (ko) * | 2017-09-15 | 2025-02-26 | 소니그룹주식회사 | 화상 처리 장치 및 방법 |
| JP7170718B2 (ja) * | 2017-09-28 | 2022-11-14 | サムスン エレクトロニクス カンパニー リミテッド | 映像復号方法、映像符号化方法及び映像復号装置 |
| US10965941B2 (en) * | 2017-10-09 | 2021-03-30 | Qualcomm Incorporated | Position-dependent prediction combinations in video coding |
| EP3487177A1 (en) * | 2017-11-21 | 2019-05-22 | Thomson Licensing | Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding |
| US11611757B2 (en) | 2018-04-02 | 2023-03-21 | Qualcomm Incorproated | Position dependent intra prediction combination extended with angular modes |
| EP3554071A1 (en) * | 2018-04-12 | 2019-10-16 | InterDigital VC Holdings, Inc. | Method and apparatus for intra prediction using a composite reference array |
| WO2019199142A1 (ko) * | 2018-04-13 | 2019-10-17 | 엘지전자 주식회사 | 인트라 예측 방법을 결정하기 위한 영상 코딩 방법 및 장치 |
| WO2019222042A1 (en) * | 2018-05-14 | 2019-11-21 | Interdigital Vc Holdings, Inc. | Block shape adaptive intra prediction directions for quadtree-binary tree |
| JP7654407B2 (ja) | 2018-06-26 | 2025-04-01 | インターデジタル ヴイシー ホールディングス， インコーポレイテッド | 可変重みを使用する複数参照イントラ予測 |
| US10567752B2 (en) | 2018-07-02 | 2020-02-18 | Tencent America LLC | Method and apparatus for intra prediction for non-square blocks in video compression |
| US11277644B2 (en) * | 2018-07-02 | 2022-03-15 | Qualcomm Incorporated | Combining mode dependent intra smoothing (MDIS) with intra interpolation filter switching |
| US11128872B2 (en) * | 2018-07-16 | 2021-09-21 | Qualcomm Incorporated | Position dependent intra prediction combination with wide angle intra prediction |
| CN112425162B (zh) | 2018-07-16 | 2024-12-13 | 交互数字Vc控股公司 | 宽角帧内预测和位置依赖性帧内预测组合 |
| US10911765B2 (en) * | 2018-08-01 | 2021-02-02 | Tencent America LLC | Method and apparatus for video coding |
| US10491893B1 (en) * | 2018-08-29 | 2019-11-26 | Tencent America LLC | Method and apparatus for multi-line intra prediction |
| WO2020061319A1 (en) * | 2018-09-21 | 2020-03-26 | Interdigital Vc Holdings, Inc. | Harmonization of intra transform coding and wide angle intra prediction |
| GB2577337A (en) * | 2018-09-24 | 2020-03-25 | Sony Corp | Image data encoding and decoding |
| JP7518065B2 (ja) * | 2018-10-12 | 2024-07-17 | オッポ広東移動通信有限公司 | ビデオ画像成分予測方法および装置、コンピュータ記憶媒体 |
| WO2020084476A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block based prediction |
| CN111083492B (zh) | 2018-10-22 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 双向光流中的梯度计算 |
| WO2020098648A1 (en) | 2018-11-12 | 2020-05-22 | Beijing Bytedance Network Technology Co., Ltd. | Using combined inter intra prediction in video processing |
| US11310515B2 (en) * | 2018-11-14 | 2022-04-19 | Tencent America LLC | Methods and apparatus for improvement for intra-inter prediction mode |
| WO2020103877A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Coding and decoding of video coding modes |
| MX2021006089A (es) | 2018-11-26 | 2021-09-10 | Huawei Tech Co Ltd | Método para intrapredicción de un bloque de una imagen. |
| WO2020125803A1 (en) * | 2018-12-21 | 2020-06-25 | Beijing Bytedance Network Technology Co., Ltd. | Intra prediction using polynomial model |
| BR112021011723A2 (pt) * | 2018-12-21 | 2021-08-31 | Huawei Technologies Co., Ltd. | Método e aparelho de predição intra e codificador, decodificador, programa de computador, mídia de armazenamento não transitória, e fluxo de bits |
| KR102811925B1 (ko) * | 2019-01-02 | 2025-05-23 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 예측 디코딩 방법, 장치 및 컴퓨터 저장 매체 |
| WO2020162737A1 (ko) | 2019-02-08 | 2020-08-13 | 주식회사 윌러스표준기술연구소 | 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치 |
| KR20210122797A (ko) | 2019-02-28 | 2021-10-12 | 주식회사 윌러스표준기술연구소 | 인트라 예측 기반 비디오 신호 처리 방법 및 장치 |
| BR112021017154A2 (pt) * | 2019-03-05 | 2021-11-09 | Fraunhofer Ges Forschung | Aparelho que compreende um codificador ou decodificador, método para codificar ou decodificar dados de imagem ou de vídeo e produto de programa de computador |
| WO2020177755A1 (en) | 2019-03-06 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Usage of converted uni-prediction candidate |
| JP7416450B2 (ja) * | 2019-03-11 | 2024-01-17 | テンセント・アメリカ・エルエルシー | インターｐｄｐｃモードの改善 |
| US12113969B2 (en) * | 2019-03-11 | 2024-10-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Video coding involving GOP-based temporal filtering |
| US12022095B2 (en) * | 2019-03-15 | 2024-06-25 | Qualcomm Incorporated | Video coding with unfiltered reference samples using different chroma formats |
| CN113766233B (zh) * | 2019-03-25 | 2023-05-23 | Oppo广东移动通信有限公司 | 图像预测方法、编码器、解码器以及存储介质 |
| US11445174B2 (en) * | 2019-05-06 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| KR20260042306A (ko) * | 2019-05-10 | 2026-03-30 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 행렬 기반 인트라 예측 |
| US11202070B2 (en) | 2019-05-30 | 2021-12-14 | Hulu, LLC | Parallel bi-directional intra-coding of sub-partitions |
| US11197009B2 (en) * | 2019-05-30 | 2021-12-07 | Hulu, LLC | Processing sub-partitions in parallel using reference pixels |
| US11134275B2 (en) * | 2019-06-04 | 2021-09-28 | Tencent America LLC | Method and apparatus for performing primary transform based on filtering of blocks |
| US11039156B2 (en) | 2019-06-11 | 2021-06-15 | Tencent America LLC | Unified position dependent prediction combination process |
| EP4376407B1 (en) * | 2019-06-14 | 2025-08-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Coding of intra-prediction modes |
| US11985306B2 (en) * | 2019-07-22 | 2024-05-14 | Interdigital Madison Patent Holdings, Sas | Method and apparatus for video encoding and decoding with matrix based intra-prediction |
| EP4005211A1 (en) * | 2019-07-22 | 2022-06-01 | InterDigital VC Holdings, Inc. | Method and apparatus for video encoding and decoding with matrix based intra-prediction |
| CN114287133B (zh) | 2019-08-14 | 2024-09-10 | 北京字节跳动网络技术有限公司 | 帧内模式中的预测样点滤波的加权因子 |
| CN114223200B (zh) | 2019-08-14 | 2023-11-17 | 北京字节跳动网络技术有限公司 | 位置相关帧内预测样点滤波 |
| CN116916043B (zh) * | 2019-09-24 | 2026-01-02 | Oppo广东移动通信有限公司 | 预测值的确定方法、编码器、解码器以及计算机存储介质 |
| EP4029251A4 (en) * | 2019-10-08 | 2022-11-16 | Huawei Technologies Co., Ltd. | METHOD AND APPARATUS FOR ADAPTIVE ADJUSTMENT OF PRECISION OF WEIGHTING PREDICTION PARAMETERS |
| US11671592B2 (en) * | 2019-12-09 | 2023-06-06 | Qualcomm Incorporated | Position-dependent intra-prediction combination for angular intra-prediction modes for video coding |
| CN111193934A (zh) * | 2020-04-10 | 2020-05-22 | 杭州雄迈集成电路技术股份有限公司 | 一种帧内预测方法、系统、计算机设备及可读存储介质 |
| CN113965764B (zh) * | 2020-07-21 | 2023-04-07 | Oppo广东移动通信有限公司 | 图像编码方法、图像解码方法及相关装置 |
| US11743459B2 (en) * | 2020-09-29 | 2023-08-29 | Qualcomm Incorporated | Filtering process for video coding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120195378A1 (en) * | 2011-01-28 | 2012-08-02 | Qualcomm Incorporated | Pixel level adaptive intra-smoothing |
| US20120207216A1 (en) * | 2009-10-22 | 2012-08-16 | Zhejiang Uiniversity | Video and image encoding/decoding system based on spatial domain prediction |
| US20150110174A1 (en) * | 2013-10-17 | 2015-04-23 | Futurewei Technologies, Inc. | Reference Pixel Selection and Filtering for Intra Coding of Depth Map |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0120009D0 (en) * | 2001-08-15 | 2001-10-10 | Uws Ventures Ltd | Cause and effect diagnosis |
| US9154807B2 (en) * | 2010-06-25 | 2015-10-06 | Qualcomm Incorporated | Inclusion of switched interpolation filter coefficients in a compressed bit-stream |
| PT3471412T (pt) * | 2011-04-25 | 2021-01-27 | Lg Electronics Inc | Processo de intra-predição para descodificação de vídeo e codificação de vídeo |
| US9288500B2 (en) * | 2011-05-12 | 2016-03-15 | Texas Instruments Incorporated | Luma-based chroma intra-prediction for video coding |
| US9282344B2 (en) * | 2011-11-04 | 2016-03-08 | Qualcomm Incorporated | Secondary boundary filtering for video coding |
| US9020294B2 (en) * | 2012-01-18 | 2015-04-28 | Dolby Laboratories Licensing Corporation | Spatiotemporal metrics for rate distortion optimization |
| US9813709B2 (en) * | 2012-09-28 | 2017-11-07 | Nippon Telegraph And Telephone Corporation | Intra-prediction encoding method, intra-prediction decoding method, intra-prediction encoding apparatus, intra-prediction decoding apparatus, program therefor and recording medium having program recorded thereon |
| US9451254B2 (en) * | 2013-07-19 | 2016-09-20 | Qualcomm Incorporated | Disabling intra prediction filtering |
| EP3367688A4 (en) * | 2015-10-21 | 2018-10-24 | Sharp Kabushiki Kaisha | Predictive image generation device, image decoding device, and image encoding device |
| US10230961B2 (en) * | 2016-06-03 | 2019-03-12 | Mediatek Inc. | Method and apparatus for template-based intra prediction in image and video coding |
| US10674165B2 (en) * | 2016-12-21 | 2020-06-02 | Arris Enterprises Llc | Constrained position dependent intra prediction combination (PDPC) |
| US20190089952A1 (en) * | 2017-09-19 | 2019-03-21 | Futurewei Technologies, Inc. | Bidirectional Weighted Intra Prediction |
-
2016
- 2016-09-21 US US15/272,034 patent/US10425648B2/en active Active
- 2016-09-22 CN CN202110923036.7A patent/CN113612997B/zh active Active
- 2016-09-22 JP JP2018515932A patent/JP6903644B2/ja active Active
- 2016-09-22 KR KR1020187012143A patent/KR102773139B1/ko active Active
- 2016-09-22 TW TW105130686A patent/TWI766844B/zh active
- 2016-09-22 CA CA3000373A patent/CA3000373C/en active Active
- 2016-09-22 ES ES16775947T patent/ES2779461T3/es active Active
- 2016-09-22 EP EP16775947.1A patent/EP3357247B1/en active Active
- 2016-09-22 WO PCT/US2016/053126 patent/WO2017058635A1/en not_active Ceased
- 2016-09-22 BR BR112018006408-4A patent/BR112018006408B1/pt active IP Right Grant
- 2016-09-22 CN CN201680055903.7A patent/CN108141608B/zh active Active
-
2019
- 2019-08-13 US US16/539,875 patent/US20190373267A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120207216A1 (en) * | 2009-10-22 | 2012-08-16 | Zhejiang Uiniversity | Video and image encoding/decoding system based on spatial domain prediction |
| US20120195378A1 (en) * | 2011-01-28 | 2012-08-02 | Qualcomm Incorporated | Pixel level adaptive intra-smoothing |
| US20150110174A1 (en) * | 2013-10-17 | 2015-04-23 | Futurewei Technologies, Inc. | Reference Pixel Selection and Filtering for Intra Coding of Depth Map |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3357247B1 (en) | 2019-12-18 |
| CN108141608A (zh) | 2018-06-08 |
| EP3357247A1 (en) | 2018-08-08 |
| US20190373267A1 (en) | 2019-12-05 |
| CN113612997A (zh) | 2021-11-05 |
| CA3000373C (en) | 2024-01-16 |
| CN108141608B (zh) | 2021-08-24 |
| TW201729595A (zh) | 2017-08-16 |
| BR112018006408A2 (pt) | 2018-10-09 |
| US10425648B2 (en) | 2019-09-24 |
| US20170094285A1 (en) | 2017-03-30 |
| KR20180063201A (ko) | 2018-06-11 |
| ES2779461T3 (es) | 2020-08-17 |
| BR112018006408B1 (pt) | 2023-12-26 |
| WO2017058635A1 (en) | 2017-04-06 |
| CN113612997B (zh) | 2024-06-21 |
| CA3000373A1 (en) | 2017-04-06 |
| KR102773139B1 (ko) | 2025-02-25 |
| JP6903644B2 (ja) | 2021-07-14 |
| JP2018530246A (ja) | 2018-10-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3357247B1 (en) | Improved video intra-prediction using position-dependent prediction combination for video coding | |
| CN103959785B (zh) | 在视频译码中用于色度分量的变换单位分割 | |
| KR102276777B1 (ko) | 상이한 종횡비를 갖는 공간 스케일러빌리티를 위한 계층간 참조 화상 구성 | |
| KR102182441B1 (ko) | 비디오 코딩에서 ｈｅｖｃ 확장들을 위한 다중 계층들의 저복잡도 지원 | |
| JP6293756B2 (ja) | スケーラブルビデオ符号化における変換基準の調整 | |
| CN104255027B (zh) | 用于视频译码的层间纹理预测 | |
| CN104704833A (zh) | 多视图或3维视频译码中的高级视图间残差预测 | |
| CN104412591A (zh) | 用于差域帧内预测的帧内模式扩展 | |
| CN104429072A (zh) | 自适应差域空间和时间参考重构及平滑 | |
| CN104429076A (zh) | 用于可缩放视频译码和3d视频译码的一般化残差预测 | |
| WO2013184810A1 (en) | Bi-layer texture prediction for video coding | |
| CN104620577A (zh) | 在一般化残差预测的框架下的经加权差预测 | |
| KR20150138308A (ko) | Shvc 를 위한 다수의 기초 계층 참조 화상 |