BR112017027269A2 - codificação de intrapredição e intramodo - Google Patents
codificação de intrapredição e intramodoInfo
- Publication number
- BR112017027269A2 BR112017027269A2 BR112017027269A BR112017027269A BR112017027269A2 BR 112017027269 A2 BR112017027269 A2 BR 112017027269A2 BR 112017027269 A BR112017027269 A BR 112017027269A BR 112017027269 A BR112017027269 A BR 112017027269A BR 112017027269 A2 BR112017027269 A2 BR 112017027269A2
- Authority
- BR
- Brazil
- Prior art keywords
- intra
- video data
- prediction modes
- intraprediction
- intraprecision
- 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
- H04N19/103—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
- H04N19/124—Quantisation
-
- 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
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/46—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
- H04N19/513—Processing of motion vectors
-
- 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
-
- 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
Abstract
um dispositivo para decodificar dados de vídeo inclui um ou mais processadores configurados para decodificar informações de sintaxe que indicam um modo intra-predição selecionado para um bloco de dados de vídeo dentre uma pluralidade de modos intra-predição. a pluralidade de modos intra-predição inclui mais de 33 modos de predição intra-predição angular. os modos de intra-predição angular definidos de tal forma que a interpolação é realizada em precisão de 1/32 de pel. o um ou mais processadores reconstruir o bloco de dados de vídeo com base no modo intra-predição selecionado.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562181744P | 2015-06-18 | 2015-06-18 | |
US201562192310P | 2015-07-14 | 2015-07-14 | |
US15/184,103 US20160373770A1 (en) | 2015-06-18 | 2016-06-16 | Intra prediction and intra mode coding |
PCT/US2016/038182 WO2016205712A1 (en) | 2015-06-18 | 2016-06-17 | Intra prediction and intra mode coding |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112017027269A2 true BR112017027269A2 (pt) | 2018-09-04 |
Family
ID=56345224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112017027269A BR112017027269A2 (pt) | 2015-06-18 | 2016-06-17 | codificação de intrapredição e intramodo |
Country Status (10)
Country | Link |
---|---|
US (1) | US20160373770A1 (pt) |
EP (1) | EP3311569B1 (pt) |
JP (2) | JP6885883B2 (pt) |
KR (1) | KR102430839B1 (pt) |
CN (1) | CN107743705B (pt) |
AU (1) | AU2016278991A1 (pt) |
BR (1) | BR112017027269A2 (pt) |
ES (1) | ES2895717T3 (pt) |
TW (1) | TW201717626A (pt) |
WO (1) | WO2016205712A1 (pt) |
Families Citing this family (50)
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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 |
US10142627B2 (en) | 2015-06-18 | 2018-11-27 | Qualcomm Incorporated | Intra prediction and intra mode coding |
US20160373770A1 (en) * | 2015-06-18 | 2016-12-22 | Qualcomm Incorporated | Intra prediction and intra mode coding |
EP3414906A4 (en) * | 2016-02-08 | 2019-10-02 | Sharp Kabushiki Kaisha | SYSTEMS AND METHOD FOR INTRAPRADICATION CODING |
CN113810708A (zh) * | 2016-04-29 | 2021-12-17 | 世宗大学校产学协力团 | 用于对图像信号进行编码和解码的方法和装置 |
US10440391B2 (en) * | 2016-08-05 | 2019-10-08 | Mediatek Inc. | Method and apparatus of video coding |
PT3552393T (pt) * | 2016-12-23 | 2023-05-30 | Huawei Tech Co Ltd | Um aparelho de codificação para sinalizar um modo de intra-predição direcional de extensão dentro de um conjunto de modos de intra-predição direcional |
TWI616090B (zh) * | 2017-06-26 | 2018-02-21 | 元智大學 | 使用運算資料共用的高效率視訊編碼畫面內預測方法及其架構 |
JP7147145B2 (ja) * | 2017-09-26 | 2022-10-05 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム |
JP7165192B2 (ja) * | 2017-11-17 | 2022-11-02 | 鴻穎創新有限公司 | 調整済みイントラモードリストに基づいてビデオデータを符号化するための装置および方法 |
US20190268611A1 (en) * | 2018-02-26 | 2019-08-29 | Mediatek Inc. | Intelligent Mode Assignment In Video Coding |
US11611757B2 (en) * | 2018-04-02 | 2023-03-21 | Qualcomm Incorproated | Position dependent intra prediction combination extended with angular modes |
WO2019199149A1 (ko) * | 2018-04-14 | 2019-10-17 | 엘지전자 주식회사 | 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
US10645381B2 (en) * | 2018-04-30 | 2020-05-05 | Google Llc | Intra-prediction for smooth blocks in image/video |
CN110213576B (zh) * | 2018-05-03 | 2023-02-28 | 腾讯科技(深圳)有限公司 | 视频编码方法、视频编码装置、电子设备及存储介质 |
KR102519380B1 (ko) * | 2018-06-29 | 2023-04-06 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 이미지의 예측 블록의 인트라 예측을 위한 장치 및 방법 |
US11277644B2 (en) | 2018-07-02 | 2022-03-15 | Qualcomm Incorporated | Combining mode dependent intra smoothing (MDIS) with intra interpolation filter switching |
US10638161B2 (en) * | 2018-07-13 | 2020-04-28 | Tencent America LLC | Methods and apparatus for most probable mode derivation |
US10630979B2 (en) | 2018-07-16 | 2020-04-21 | Tencent America LLC | Reference sample padding and filtering for intra prediction in video compression |
WO2020055291A1 (en) * | 2018-09-13 | 2020-03-19 | Huawei Technologies Co., Ltd. | Method and apparatus for wide-angle intra-prediction |
KR20230105003A (ko) * | 2018-09-16 | 2023-07-11 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 예측 방법 및 장치 |
US10469845B1 (en) | 2018-09-21 | 2019-11-05 | Tencent America, Llc | Method and apparatus for intra mode coding |
WO2020061784A1 (zh) * | 2018-09-25 | 2020-04-02 | 北京大学 | 编码方法、解码方法、编码设备和解码设备 |
CN112823515B (zh) * | 2018-10-07 | 2024-03-19 | 三星电子株式会社 | 使用用于多参考线的mpm配置方法处理视频信号的方法和设备 |
US11303885B2 (en) | 2018-10-25 | 2022-04-12 | Qualcomm Incorporated | Wide-angle intra prediction smoothing and interpolation |
US20200162737A1 (en) * | 2018-11-16 | 2020-05-21 | Qualcomm Incorporated | Position-dependent intra-inter prediction combination in video coding |
US11438583B2 (en) * | 2018-11-27 | 2022-09-06 | Tencent America LLC | Reference sample filter selection in intra prediction |
CN113170098B (zh) | 2018-12-07 | 2023-02-14 | 华为技术有限公司 | 视频译码的约束预测模式 |
CN111435993B (zh) * | 2019-01-14 | 2022-08-26 | 华为技术有限公司 | 视频编码器、视频解码器及相应方法 |
WO2020171647A1 (ko) * | 2019-02-21 | 2020-08-27 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측을 사용하는 영상 디코딩 방법 및 그 장치 |
US11496748B2 (en) * | 2019-03-21 | 2022-11-08 | Tencent America LLC | Method and apparatus for improved planar and DC modes for non-zero reference lines |
SG11202109026SA (en) | 2019-03-21 | 2021-09-29 | Beijing Bytedance Network Technology Co Ltd | Improved weighting processing of combined intra-inter prediction |
MX2021011384A (es) * | 2019-03-22 | 2021-11-04 | Lg Electronics Inc | Metodo y dispositivo de decodificacion de imagenes y metodo y dispositivo de codificacion de imagenes en sistema de codificacion de imagenes. |
CA3134410A1 (en) * | 2019-03-23 | 2020-10-01 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods for intra prediction |
KR20210094057A (ko) * | 2019-03-24 | 2021-07-28 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 코딩에서 크로마 인트라 예측을 위한 방법 및 장치 |
WO2020207491A1 (en) | 2019-04-12 | 2020-10-15 | Beijing Bytedance Network Technology Co., Ltd. | Calculation in matrix-based intra prediction |
EP3939270A4 (en) * | 2019-04-16 | 2022-05-11 | Beijing Bytedance Network Technology Co., Ltd. | MATRIX DERIVATION IN AN INTRA CODING MODE |
CN113796086B (zh) * | 2019-04-25 | 2023-06-06 | 寰发股份有限公司 | 编码或解码视频数据的方法和装置 |
CN113841410B (zh) * | 2019-05-12 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 多种帧内预测方法的编解码 |
CN113812152B (zh) * | 2019-05-14 | 2023-10-03 | 北京字节跳动网络技术有限公司 | 帧内视频编解码的滤波器选择 |
SG11202112517QA (en) * | 2019-05-22 | 2021-12-30 | Beijing Bytedance Network Technology Co Ltd | Matrix-based intra prediction using upsampling |
JP2022535726A (ja) | 2019-05-31 | 2022-08-10 | 北京字節跳動網絡技術有限公司 | 行列ベースイントラ予測における制約されたアップサンプリングプロセス |
JP2022534320A (ja) | 2019-06-05 | 2022-07-28 | 北京字節跳動網絡技術有限公司 | マトリクスベースイントラ予測のためのコンテキスト決定 |
SG11202102562WA (en) | 2019-06-25 | 2021-04-29 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Image encoding method, image decoding method, encoder, decoder and storage medium |
WO2021027925A1 (en) * | 2019-08-14 | 2021-02-18 | Beijing Bytedance Network Technology Co., Ltd. | Position-dependent intra prediction sample filtering |
WO2021032112A1 (en) * | 2019-08-19 | 2021-02-25 | Beijing Bytedance Network Technology Co., Ltd. | Initialization for counter-based intra prediction mode |
WO2021110568A1 (en) * | 2019-12-05 | 2021-06-10 | Interdigital Vc Holdings France, Sas | Intra sub partitions for video encoding and decoding combined with multiple transform selection, matrix weighted intra prediction or multi-reference-line intra prediction |
US11375231B2 (en) * | 2020-01-14 | 2022-06-28 | Tencent America LLC | Method and apparatus for video coding |
CN117221535A (zh) * | 2021-03-11 | 2023-12-12 | Oppo广东移动通信有限公司 | 帧内预测方法、编码器、解码器以及存储介质 |
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JP5351021B2 (ja) * | 2007-06-29 | 2013-11-27 | シャープ株式会社 | 画像符号化装置、および画像復号装置 |
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WO2012057528A2 (ko) * | 2010-10-26 | 2012-05-03 | ㈜휴맥스 | 적응적 화면내 예측 부호화 및 복호화 방법 |
KR101383775B1 (ko) * | 2011-05-20 | 2014-04-14 | 주식회사 케이티 | 화면 내 예측 방법 및 장치 |
MX2014000171A (es) * | 2011-06-28 | 2014-02-19 | Samsung Electronics Co Ltd | Metodo y aparato para codificar y decodificar imagenes utilizando intra-prediccion. |
JP2013058939A (ja) * | 2011-09-08 | 2013-03-28 | Sharp Corp | 画像復号装置、および画像符号化装置 |
KR20140129423A (ko) * | 2013-04-29 | 2014-11-07 | 인텔렉추얼디스커버리 주식회사 | 인트라 예측 방법 및 장치 |
CN103248892A (zh) * | 2013-05-07 | 2013-08-14 | 北京大学 | 一种帧内预测方法及装置 |
WO2015000168A1 (en) * | 2013-07-05 | 2015-01-08 | Mediatek Singapore Pte. Ltd. | A simplified dc prediction method in intra prediction |
KR101700410B1 (ko) * | 2015-02-10 | 2017-01-26 | 주식회사 아리스케일 | 인트라 모드를 이용한 쿼터 픽셀 해상도를 갖는 영상 보간 방법 및 장치 |
CN104702962B (zh) * | 2015-03-03 | 2019-04-16 | 华为技术有限公司 | 帧内编解码方法、编码器和解码器 |
US20160373770A1 (en) * | 2015-06-18 | 2016-12-22 | Qualcomm Incorporated | Intra prediction and intra mode coding |
-
2016
- 2016-06-16 US US15/184,103 patent/US20160373770A1/en not_active Abandoned
- 2016-06-17 AU AU2016278991A patent/AU2016278991A1/en not_active Abandoned
- 2016-06-17 ES ES16734804T patent/ES2895717T3/es active Active
- 2016-06-17 WO PCT/US2016/038182 patent/WO2016205712A1/en active Application Filing
- 2016-06-17 EP EP16734804.4A patent/EP3311569B1/en active Active
- 2016-06-17 JP JP2017564705A patent/JP6885883B2/ja active Active
- 2016-06-17 TW TW105119249A patent/TW201717626A/zh unknown
- 2016-06-17 BR BR112017027269A patent/BR112017027269A2/pt not_active Application Discontinuation
- 2016-06-17 CN CN201680034751.2A patent/CN107743705B/zh active Active
- 2016-06-17 KR KR1020177036161A patent/KR102430839B1/ko active IP Right Grant
-
2021
- 2021-03-02 JP JP2021032518A patent/JP2021083122A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU2016278991A1 (en) | 2017-11-30 |
TW201717626A (zh) | 2017-05-16 |
US20160373770A1 (en) | 2016-12-22 |
JP2018523372A (ja) | 2018-08-16 |
JP2021083122A (ja) | 2021-05-27 |
CN107743705A (zh) | 2018-02-27 |
ES2895717T3 (es) | 2022-02-22 |
KR20180019565A (ko) | 2018-02-26 |
EP3311569B1 (en) | 2021-10-06 |
EP3311569A1 (en) | 2018-04-25 |
CN107743705B (zh) | 2021-03-19 |
KR102430839B1 (ko) | 2022-08-08 |
JP6885883B2 (ja) | 2021-06-16 |
WO2016205712A1 (en) | 2016-12-22 |
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