KR102773139B1 - 비디오 코딩을 위한 위치-의존적인 예측 결합을 이용한 향상된 비디오 인트라-예측 - Google Patents
비디오 코딩을 위한 위치-의존적인 예측 결합을 이용한 향상된 비디오 인트라-예측 Download PDFInfo
- Publication number
- KR102773139B1 KR102773139B1 KR1020187012143A KR20187012143A KR102773139B1 KR 102773139 B1 KR102773139 B1 KR 102773139B1 KR 1020187012143 A KR1020187012143 A KR 1020187012143A KR 20187012143 A KR20187012143 A KR 20187012143A KR 102773139 B1 KR102773139 B1 KR 102773139B1
- Authority
- KR
- South Korea
- Prior art keywords
- values
- prediction
- unfiltered
- filtered
- current block
- 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.)
- Active
Links
- 230000001419 dependent effect Effects 0.000 title abstract description 14
- 230000004927 fusion Effects 0.000 title abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 112
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 claims description 29
- 238000003860 storage Methods 0.000 claims description 27
- 238000012545 processing Methods 0.000 claims description 13
- 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
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000013598 vector Substances 0.000 description 32
- 238000013139 quantization Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 12
- 238000004891 communication Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000000638 solvent extraction Methods 0.000 description 9
- 238000005192 partition Methods 0.000 description 8
- 230000002123 temporal effect Effects 0.000 description 8
- 230000000007 visual effect Effects 0.000 description 7
- 238000013500 data storage Methods 0.000 description 6
- 238000013459 approach Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 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
- 238000012549 training Methods 0.000 description 3
- 230000003044 adaptive 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
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009466 transformation 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
- 230000006399 behavior Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction 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
- 238000013507 mapping Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 239000013074 reference sample Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- H04N19/105—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
- H04N19/103—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
- H04N19/117—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 (5)
| 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 | ||
| PCT/US2016/053126 WO2017058635A1 (en) | 2015-09-29 | 2016-09-22 | Improved video intra-prediction using position-dependent prediction combination for video coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20180063201A KR20180063201A (ko) | 2018-06-11 |
| KR102773139B1 true KR102773139B1 (ko) | 2025-02-25 |
Family
ID=58407611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020187012143A Active KR102773139B1 (ko) | 2015-09-29 | 2016-09-22 | 비디오 코딩을 위한 위치-의존적인 예측 결합을 이용한 향상된 비디오 인트라-예측 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US10425648B2 (enExample) |
| EP (1) | EP3357247B1 (enExample) |
| JP (1) | JP6903644B2 (enExample) |
| KR (1) | KR102773139B1 (enExample) |
| CN (2) | CN108141608B (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 (71)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017142326A1 (ko) * | 2016-02-16 | 2017-08-24 | 삼성전자 주식회사 | 비디오 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| 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 |
| 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 |
| US10547854B2 (en) | 2016-05-13 | 2020-01-28 | Qualcomm Incorporated | Neighbor based signaling of intra prediction modes |
| CN117201776A (zh) * | 2016-09-13 | 2023-12-08 | 韩国电子通信研究院 | 视频编码/解码方法和装置以及存储比特流的记录介质 |
| US20190215521A1 (en) * | 2016-09-22 | 2019-07-11 | 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 |
| 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 |
| US11146795B2 (en) * | 2017-03-10 | 2021-10-12 | Qualcomm Incorporated | Intra filtering flag in 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 |
| US10728548B2 (en) * | 2017-04-04 | 2020-07-28 | Futurewei Technologies, Inc. | Processing reference samples used for intra-prediction of a picture block |
| CN110945849B (zh) | 2017-04-21 | 2021-06-08 | 泽尼马克斯媒体公司 | 基于编码器提示的渲染和预编码负载估计的系统和方法 |
| 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 |
| KR102361010B1 (ko) * | 2017-06-21 | 2022-02-09 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측에 따른 영상 디코딩 방법 및 장치 |
| EP3646600B1 (en) * | 2017-06-26 | 2025-11-19 | InterDigital Madison Patent Holdings, SAS | Method and apparatus for intra prediction with multiple weighted references |
| 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 |
| EP3652936A1 (en) | 2017-07-05 | 2020-05-20 | Huawei Technologies Co., Ltd. | Devices and methods for video coding |
| KR20250027854A (ko) | 2017-09-15 | 2025-02-27 | 소니그룹주식회사 | 화상 처리 장치 및 방법 |
| EP3661212A4 (en) * | 2017-09-28 | 2020-11-25 | Samsung Electronics Co., Ltd. | IMAGE CODING PROCESS AND APPARATUS, AND IMAGE DECODING PROCESS AND APPARATUS |
| 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 |
| CN112335240B (zh) * | 2018-06-26 | 2024-09-17 | 交互数字Vc控股公司 | 使用可变权重的多参考帧内预测 |
| 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 |
| KR20210028652A (ko) | 2018-07-16 | 2021-03-12 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 광각 인트라 예측 및 위치 의존적 인트라 예측 조합 |
| US11128872B2 (en) * | 2018-07-16 | 2021-09-21 | Qualcomm Incorporated | Position dependent intra prediction combination with wide angle intra prediction |
| 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 |
| JP7578584B2 (ja) * | 2018-09-21 | 2024-11-06 | 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 | イントラ変換コード化及び広角イントラ予測の調和 |
| GB2577337A (en) * | 2018-09-24 | 2020-03-25 | Sony Corp | Image data encoding and decoding |
| KR20210070368A (ko) | 2018-10-12 | 2021-06-14 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 비디오 이미지 요소 예측 방법 및 장치, 컴퓨터 저장 매체 |
| CN111083489B (zh) | 2018-10-22 | 2024-05-14 | 北京字节跳动网络技术有限公司 | 多次迭代运动矢量细化 |
| WO2020084476A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block based prediction |
| CN111436229B (zh) | 2018-11-12 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 帧间预测的带宽控制方法 |
| US11310515B2 (en) * | 2018-11-14 | 2022-04-19 | Tencent America LLC | Methods and apparatus for improvement for intra-inter prediction mode |
| WO2020103872A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Prediction refinement for combined inter intra prediction mode |
| EP3874747A4 (en) | 2018-11-26 | 2021-12-29 | Huawei Technologies Co., Ltd. | Method of intra predicting a block of a picture |
| KR20240161209A (ko) * | 2018-12-21 | 2024-11-12 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 모드 및 크기 의존적 블록 레벨 제한의 방법 및 장치 |
| WO2020125804A1 (en) | 2018-12-21 | 2020-06-25 | Beijing Bytedance Network Technology Co., Ltd. | Inter prediction using polynomial model |
| KR20210114386A (ko) | 2019-02-08 | 2021-09-23 | 주식회사 윌러스표준기술연구소 | 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치 |
| CN118694974A (zh) | 2019-02-28 | 2024-09-24 | 数码士有限公司 | 基于帧内预测的视频信号处理方法和装置 |
| CN113647106B (zh) * | 2019-03-05 | 2024-08-13 | 弗劳恩霍夫应用研究促进协会 | 混合视频编码工具的用例驱动上下文模型选择 |
| CN113545065B (zh) | 2019-03-06 | 2023-12-12 | 北京字节跳动网络技术有限公司 | 转换后的单向预测候选的使用 |
| 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 |
| WO2020185152A1 (en) * | 2019-03-11 | 2020-09-17 | Telefonaktiebolaget Lm Ericsson (Publ) | Video coding involving gop-based temporal filtering |
| US11134251B2 (en) * | 2019-03-15 | 2021-09-28 | Qualcomm Incorporated | Video coding in triangular prediction unit mode using different chroma formats |
| EP4391537A3 (en) * | 2019-03-25 | 2024-09-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Image prediction method, encoder, decoder and storage medium |
| US11445174B2 (en) * | 2019-05-06 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| EP3967037B1 (en) * | 2019-05-10 | 2025-07-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Matrix-based intra prediction |
| 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 |
| MX2021015462A (es) * | 2019-06-14 | 2022-03-11 | Fraunhofer Ges Forschung | Codificacion que utiliza intraprediccion. |
| BR112021026574A2 (pt) | 2019-07-22 | 2022-02-15 | Interdigital Vc Holdings Inc | Método e aparelho para codificação e decodificação de vídeo com intrapredição baseada em matriz |
| EP4005210A1 (en) * | 2019-07-22 | 2022-06-01 | InterDigital VC Holdings, Inc. | Method and apparatus for video encoding and decoding with matrix based intra-prediction |
| 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 |
| WO2021027928A1 (en) | 2019-08-14 | 2021-02-18 | Beijing Bytedance Network Technology Co., Ltd. | Weighting factors for prediction sample filtering in intra mode |
| JP7431847B2 (ja) * | 2019-09-24 | 2024-02-15 | オッポ広東移動通信有限公司 | 予測値の確定方法、エンコーダー、デコーダー及びコンピューター記憶媒体 |
| WO2021068738A1 (en) * | 2019-10-08 | 2021-04-15 | Huawei Technologies Co., Ltd. | Method and apparatus of adaptive adjustment of weighting prediction parameter precision |
| 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 (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012102929A1 (en) * | 2011-01-28 | 2012-08-02 | Qualcomm Incorporated | Pixel level adaptive intra-smoothing |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0120009D0 (en) * | 2001-08-15 | 2001-10-10 | Uws Ventures Ltd | Cause and effect diagnosis |
| WO2011047542A1 (zh) * | 2009-10-22 | 2011-04-28 | 浙江大学 | 基于空域预测的视频和图像编解码系统 |
| US9154807B2 (en) * | 2010-06-25 | 2015-10-06 | Qualcomm Incorporated | Inclusion of switched interpolation filter coefficients in a compressed bit-stream |
| CA2834249C (en) * | 2011-04-25 | 2017-08-22 | Lg Electronics Inc. | Intra-prediction method, and encoder and decoder using same |
| 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 |
| US10129542B2 (en) * | 2013-10-17 | 2018-11-13 | Futurewei Technologies, Inc. | Reference pixel selection and filtering for intra coding of depth map |
| CN108141609A (zh) * | 2015-10-21 | 2018-06-08 | 夏普株式会社 | 预测图像生成装置、图像解码装置以及图像编码装置 |
| 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 KR KR1020187012143A patent/KR102773139B1/ko active Active
- 2016-09-22 CN CN201680055903.7A patent/CN108141608B/zh active Active
- 2016-09-22 BR BR112018006408-4A patent/BR112018006408B1/pt active IP Right Grant
- 2016-09-22 JP JP2018515932A patent/JP6903644B2/ja active Active
- 2016-09-22 CN CN202110923036.7A patent/CN113612997B/zh active Active
- 2016-09-22 CA CA3000373A patent/CA3000373C/en active Active
- 2016-09-22 ES ES16775947T patent/ES2779461T3/es active Active
- 2016-09-22 WO PCT/US2016/053126 patent/WO2017058635A1/en not_active Ceased
- 2016-09-22 EP EP16775947.1A patent/EP3357247B1/en active Active
- 2016-09-22 TW TW105130686A patent/TWI766844B/zh active
-
2019
- 2019-08-13 US US16/539,875 patent/US20190373267A1/en not_active Abandoned
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012102929A1 (en) * | 2011-01-28 | 2012-08-02 | Qualcomm Incorporated | Pixel level adaptive intra-smoothing |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017058635A1 (en) | 2017-04-06 |
| JP6903644B2 (ja) | 2021-07-14 |
| TWI766844B (zh) | 2022-06-11 |
| CA3000373A1 (en) | 2017-04-06 |
| US20190373267A1 (en) | 2019-12-05 |
| TW201729595A (zh) | 2017-08-16 |
| JP2018530246A (ja) | 2018-10-11 |
| CA3000373C (en) | 2024-01-16 |
| CN108141608B (zh) | 2021-08-24 |
| ES2779461T3 (es) | 2020-08-17 |
| EP3357247B1 (en) | 2019-12-18 |
| US20170094285A1 (en) | 2017-03-30 |
| CN108141608A (zh) | 2018-06-08 |
| CN113612997B (zh) | 2024-06-21 |
| US10425648B2 (en) | 2019-09-24 |
| KR20180063201A (ko) | 2018-06-11 |
| BR112018006408B1 (pt) | 2023-12-26 |
| EP3357247A1 (en) | 2018-08-08 |
| BR112018006408A2 (pt) | 2018-10-09 |
| CN113612997A (zh) | 2021-11-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102773139B1 (ko) | 비디오 코딩을 위한 위치-의존적인 예측 결합을 이용한 향상된 비디오 인트라-예측 | |
| KR102334126B1 (ko) | 인트라 블록 복사를 위한 레지듀얼 예측 | |
| US9584805B2 (en) | Prediction mode information downsampling in enhanced layer coding | |
| US9596463B2 (en) | Coding of loop filter parameters using a codebook in video coding | |
| KR102182441B1 (ko) | 비디오 코딩에서 ｈｅｖｃ 확장들을 위한 다중 계층들의 저복잡도 지원 | |
| US10194158B2 (en) | Transform basis adjustment in scalable video coding | |
| US20130070855A1 (en) | Hybrid motion vector coding modes for video coding | |
| US9843801B2 (en) | Generalized residual prediction for scalable video coding and 3D video coding | |
| US9854259B2 (en) | Smoothing of difference reference picture | |
| US20140064359A1 (en) | Intra prediction most probable mode order improvement for scalable video coding | |
| US9641836B2 (en) | Weighted difference prediction under the framework of generalized residual prediction | |
| US9392274B2 (en) | Inter layer texture prediction for video coding | |
| US20130329806A1 (en) | Bi-layer texture prediction for video coding | |
| US20130128971A1 (en) | Transforms in video coding | |
| US9338452B2 (en) | Motion vector difference coding extension for enhancement layer | |
| US9392268B2 (en) | Using base layer motion information | |
| US9762921B2 (en) | Deblocking filter with reduced line buffer | |
| US20140050261A1 (en) | Enhancement layer scan order derivation for scalable video coding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20180427 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20210906 Comment text: Request for Examination of Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20240508 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20241125 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20250221 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20250221 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration |