BR112021025335A2 - Aparelho para decodificar ou codificar um bloco predeterminado de uma imagem com o uso de intraprevisão, métodos e fluxo de dados - Google Patents
Aparelho para decodificar ou codificar um bloco predeterminado de uma imagem com o uso de intraprevisão, métodos e fluxo de dadosInfo
- Publication number
- BR112021025335A2 BR112021025335A2 BR112021025335A BR112021025335A BR112021025335A2 BR 112021025335 A2 BR112021025335 A2 BR 112021025335A2 BR 112021025335 A BR112021025335 A BR 112021025335A BR 112021025335 A BR112021025335 A BR 112021025335A BR 112021025335 A2 BR112021025335 A2 BR 112021025335A2
- Authority
- BR
- Brazil
- Prior art keywords
- modes
- intraprediction
- predetermined
- predetermined block
- intrapredict
- 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
- H04N19/134—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
- H04N19/169—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
- H04N19/46—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
- H04N19/593—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19180383 | 2019-06-14 | ||
| PCT/EP2020/066124 WO2020249633A1 (en) | 2019-06-14 | 2020-06-10 | Coding of intra-prediction modes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021025335A2 true BR112021025335A2 (pt) | 2022-02-01 |
Family
ID=66912587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021025335A BR112021025335A2 (pt) | 2019-06-14 | 2020-06-10 | Aparelho para decodificar ou codificar um bloco predeterminado de uma imagem com o uso de intraprevisão, métodos e fluxo de dados |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US12041228B2 (https=) |
| EP (3) | EP4622268A3 (https=) |
| JP (3) | JP7455869B2 (https=) |
| KR (1) | KR20220020339A (https=) |
| CN (2) | CN121217917A (https=) |
| BR (1) | BR112021025335A2 (https=) |
| MX (2) | MX2021015462A (https=) |
| TW (4) | TWI727826B (https=) |
| WO (1) | WO2020249633A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119277061A (zh) | 2019-04-27 | 2025-01-07 | 数码士有限公司 | 基于帧内预测处理视频信号的方法和设备 |
| WO2020249633A1 (en) * | 2019-06-14 | 2020-12-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Coding of intra-prediction modes |
| JP7401566B2 (ja) * | 2019-06-24 | 2023-12-19 | ヒョンダイ モーター カンパニー | 動画データのイントラ予測コーディングのための方法及び記録媒体 |
| KR20250136435A (ko) * | 2019-06-25 | 2025-09-16 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 이미지 인코딩 방법, 이미지 디코딩 방법, 인코더, 디코더 및 저장 매체 |
| EP3817390A4 (en) | 2019-07-10 | 2021-09-29 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | IMAGE COMPONENT PREDICTION METHOD, CODER, DECODER AND STORAGE MEDIUM |
| CN116095323B (zh) * | 2019-09-24 | 2025-07-15 | 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 |
| CN112616057B (zh) * | 2019-10-04 | 2024-08-23 | 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 |
| US11962784B2 (en) * | 2020-09-23 | 2024-04-16 | Ofinno, Llc | Intra prediction |
| WO2026010358A1 (ko) * | 2024-07-02 | 2026-01-08 | 삼성전자 주식회사 | 인트라 예측을 이용하여 영상을 부호화 및 복호화하는 장치, 및 방법 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9866859B2 (en) * | 2011-06-14 | 2018-01-09 | Texas Instruments Incorporated | Inter-prediction candidate index coding independent of inter-prediction candidate list construction in video coding |
| US9654785B2 (en) * | 2011-06-09 | 2017-05-16 | Qualcomm Incorporated | Enhanced intra-prediction mode signaling for video coding using neighboring mode |
| US20140064359A1 (en) * | 2012-08-31 | 2014-03-06 | Qualcomm Incorporated | Intra prediction most probable mode order improvement for scalable video coding |
| US20160373742A1 (en) * | 2015-06-18 | 2016-12-22 | Qualcomm Incorporated | Intra prediction and intra mode coding |
| US10425648B2 (en) * | 2015-09-29 | 2019-09-24 | Qualcomm Incorporated | Video intra-prediction using position-dependent prediction combination for video coding |
| ES2688624R1 (es) * | 2016-04-06 | 2018-12-04 | Kt Corporation | Método y aparato para procesar señales de vídeo |
| US10547854B2 (en) * | 2016-05-13 | 2020-01-28 | Qualcomm Incorporated | Neighbor based signaling of intra prediction modes |
| US20180199062A1 (en) * | 2017-01-11 | 2018-07-12 | Qualcomm Incorporated | Intra prediction techniques for video coding |
| US20190089952A1 (en) * | 2017-09-19 | 2019-03-21 | Futurewei Technologies, Inc. | Bidirectional Weighted Intra Prediction |
| WO2020091213A1 (ko) * | 2018-11-04 | 2020-05-07 | 엘지전자 주식회사 | 영상 코딩 시스템에서 인트라 예측 방법 및 장치 |
| WO2020171660A1 (ko) * | 2019-02-21 | 2020-08-27 | 엘지전자 주식회사 | 인트라 예측을 위한 비디오 신호의 처리 방법 및 장치 |
| WO2020175918A1 (ko) * | 2019-02-26 | 2020-09-03 | 엘지전자 주식회사 | 단일화된 mpm 리스트를 사용하는 인트라 예측 기반 영상 코딩 방법 및 장치 |
| MX2021012229A (es) * | 2019-04-12 | 2021-11-03 | Beijing Bytedance Network Tech Co Ltd | Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz. |
| CN120281903A (zh) * | 2019-06-13 | 2025-07-08 | Lg 电子株式会社 | 图像编码/解码方法以及发送比特流的方法 |
| WO2020249633A1 (en) * | 2019-06-14 | 2020-12-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Coding of intra-prediction modes |
-
2020
- 2020-06-10 WO PCT/EP2020/066124 patent/WO2020249633A1/en not_active Ceased
- 2020-06-10 JP JP2021574164A patent/JP7455869B2/ja active Active
- 2020-06-10 KR KR1020227000599A patent/KR20220020339A/ko active Pending
- 2020-06-10 EP EP25194723.0A patent/EP4622268A3/en active Pending
- 2020-06-10 MX MX2021015462A patent/MX2021015462A/es unknown
- 2020-06-10 EP EP23211632.7A patent/EP4376407B1/en active Active
- 2020-06-10 EP EP20731478.2A patent/EP3984217B1/en active Active
- 2020-06-10 CN CN202511246285.1A patent/CN121217917A/zh active Pending
- 2020-06-10 CN CN202080050899.1A patent/CN114128269B/zh active Active
- 2020-06-10 BR BR112021025335A patent/BR112021025335A2/pt unknown
- 2020-06-12 TW TW109119957A patent/TWI727826B/zh active
- 2020-06-12 TW TW110112119A patent/TWI833073B/zh active
- 2020-06-12 TW TW113103598A patent/TWI892437B/zh active
- 2020-06-12 TW TW114131888A patent/TW202549345A/zh unknown
-
2021
- 2021-12-13 MX MX2025003566A patent/MX2025003566A/es unknown
- 2021-12-13 US US17/549,376 patent/US12041228B2/en active Active
-
2024
- 2024-03-13 JP JP2024039409A patent/JP7665822B2/ja active Active
- 2024-05-23 US US18/672,854 patent/US20240314305A1/en active Pending
-
2025
- 2025-04-09 JP JP2025064240A patent/JP2025106466A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20240314305A1 (en) | 2024-09-19 |
| JP2024069438A (ja) | 2024-05-21 |
| EP4622268A3 (en) | 2025-12-17 |
| JP7665822B2 (ja) | 2025-04-21 |
| WO2020249633A1 (en) | 2020-12-17 |
| EP3984217A1 (en) | 2022-04-20 |
| KR20220020339A (ko) | 2022-02-18 |
| TW202143730A (zh) | 2021-11-16 |
| JP2022536181A (ja) | 2022-08-12 |
| TWI892437B (zh) | 2025-08-01 |
| EP3984217B1 (en) | 2023-12-27 |
| CN121217917A (zh) | 2025-12-26 |
| EP4376407A1 (en) | 2024-05-29 |
| US12041228B2 (en) | 2024-07-16 |
| EP4376407B1 (en) | 2025-08-27 |
| TW202549345A (zh) | 2025-12-16 |
| EP4622268A2 (en) | 2025-09-24 |
| CN114128269B (zh) | 2025-09-23 |
| JP2025106466A (ja) | 2025-07-15 |
| TWI833073B (zh) | 2024-02-21 |
| TW202423121A (zh) | 2024-06-01 |
| MX2025003566A (es) | 2025-05-02 |
| TWI727826B (zh) | 2021-05-11 |
| TW202107893A (zh) | 2021-02-16 |
| CN114128269A (zh) | 2022-03-01 |
| US20220103813A1 (en) | 2022-03-31 |
| MX2021015462A (es) | 2022-03-11 |
| JP7455869B2 (ja) | 2024-03-26 |
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