CN116647674A - 参考样本缺失时改进的帧内预测方法 - Google Patents
参考样本缺失时改进的帧内预测方法 Download PDFInfo
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- CN116647674A CN116647674A CN202310512613.2A CN202310512613A CN116647674A CN 116647674 A CN116647674 A CN 116647674A CN 202310512613 A CN202310512613 A CN 202310512613A CN 116647674 A CN116647674 A CN 116647674A
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- 238000000034 method Methods 0.000 title claims abstract description 63
- 239000013074 reference sample Substances 0.000 title claims abstract description 29
- 230000006835 compression Effects 0.000 claims description 22
- 238000007906 compression Methods 0.000 claims description 22
- 230000000644 propagated effect Effects 0.000 claims description 11
- 230000006870 function Effects 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims 2
- 230000001902 propagating effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 14
- 239000000523 sample Substances 0.000 description 13
- 238000013213 extrapolation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 241000590419 Polygonia interrogationis Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
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 |
|---|---|---|---|
| EP16306238.3 | 2016-09-27 | ||
| EP16306238.3A EP3300362A1 (en) | 2016-09-27 | 2016-09-27 | Method for improved intra prediction when reference samples are missing |
| PCT/EP2017/073494 WO2018059992A1 (en) | 2016-09-27 | 2017-09-18 | Method for improved intra prediction when reference samples are missing |
| CN201780059589.4A CN109804623A (zh) | 2016-09-27 | 2017-09-18 | 参考样本缺失时改进的帧内预测方法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780059589.4A Division CN109804623A (zh) | 2016-09-27 | 2017-09-18 | 参考样本缺失时改进的帧内预测方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116647674A true CN116647674A (zh) | 2023-08-25 |
Family
ID=57130321
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310512613.2A Pending CN116647674A (zh) | 2016-09-27 | 2017-09-18 | 参考样本缺失时改进的帧内预测方法 |
| CN201780059589.4A Pending CN109804623A (zh) | 2016-09-27 | 2017-09-18 | 参考样本缺失时改进的帧内预测方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780059589.4A Pending CN109804623A (zh) | 2016-09-27 | 2017-09-18 | 参考样本缺失时改进的帧内预测方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (4) | US10834387B2 (enExample) |
| EP (2) | EP3300362A1 (enExample) |
| JP (2) | JP7365234B2 (enExample) |
| KR (3) | KR102658747B1 (enExample) |
| CN (2) | CN116647674A (enExample) |
| WO (1) | WO2018059992A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102835516B1 (ko) * | 2017-01-20 | 2025-07-16 | 세종대학교산학협력단 | 비디오 신호의 부호화 또는 복호화 방법 및 장치 |
| US11363279B2 (en) | 2019-04-15 | 2022-06-14 | Tencent America LLC | Method and apparatus in video coding with flexible coding order |
| US20240114148A1 (en) * | 2020-11-16 | 2024-04-04 | Hyundai Motor Company | Video encoding and decoding method for adaptively determining chroma intra directional prediction mode |
| US12335485B2 (en) | 2020-11-23 | 2025-06-17 | Hyundai Motor Company | Video encoding and decoding method using adaptive reference pixel selection |
| WO2025159626A1 (ko) * | 2024-01-23 | 2025-07-31 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030231795A1 (en) * | 2002-06-12 | 2003-12-18 | Nokia Corporation | Spatial prediction based intra-coding |
| US7289674B2 (en) * | 2002-06-11 | 2007-10-30 | Nokia Corporation | Spatial prediction based intra coding |
| CN100464579C (zh) * | 2006-07-13 | 2009-02-25 | 北京中星微电子有限公司 | 一种对数字视频图像中物体边沿的处理方法及装置 |
| PE20170650A1 (es) * | 2010-04-23 | 2017-05-11 | Mandk Holdings Inc | Dispositivo de procesamiento de imagenes digitales para codificar una imagen |
| US9083974B2 (en) * | 2010-05-17 | 2015-07-14 | Lg Electronics Inc. | Intra prediction modes |
| PL3745721T3 (pl) * | 2010-05-25 | 2022-02-21 | Lg Electronics Inc. | Nowy tryb predykcji planarnej |
| WO2012078001A2 (ko) * | 2010-12-08 | 2012-06-14 | 엘지전자 주식회사 | 인트라 예측 방법과 이를 이용한 부호화 장치 및 복호화 장치 |
| CN102595118B (zh) | 2011-01-14 | 2015-04-08 | 华为技术有限公司 | 一种编解码中的预测方法和预测器 |
| WO2012134046A2 (ko) | 2011-04-01 | 2012-10-04 | 주식회사 아이벡스피티홀딩스 | 동영상의 부호화 방법 |
| WO2013067942A1 (zh) * | 2011-11-08 | 2013-05-16 | 华为技术有限公司 | 一种帧内预测方法和装置 |
| CN104380730B (zh) * | 2012-01-19 | 2017-12-22 | 华为技术有限公司 | 模式依赖帧内平滑的简化 |
| US20130271565A1 (en) * | 2012-04-16 | 2013-10-17 | Qualcomm Incorporated | View synthesis based on asymmetric texture and depth resolutions |
| CN106464894B (zh) * | 2014-02-12 | 2019-10-18 | 明达半导体股份有限公司 | 视频处理方法及装置 |
| EP3114842A4 (en) * | 2014-03-04 | 2017-02-22 | Microsoft Technology Licensing, LLC | Block flipping and skip mode in intra block copy prediction |
| AU2014216056A1 (en) * | 2014-08-25 | 2016-03-10 | Canon Kabushiki Kaisha | Method, apparatus and system for predicting a block of video samples |
| CN107005694B (zh) * | 2014-09-30 | 2020-05-19 | 瑞典爱立信有限公司 | 在独立处理单元中编码和解码视频帧的方法、装置和计算机可读介质 |
| CN107148778A (zh) * | 2014-10-31 | 2017-09-08 | 联发科技股份有限公司 | 用于视频编码的改进的定向帧内预测方法 |
| CN117221579A (zh) * | 2016-06-22 | 2023-12-12 | Lx 半导体科技有限公司 | 图像编码/解码设备以及传输图像数据的设备 |
| US10460513B2 (en) * | 2016-09-22 | 2019-10-29 | Advanced Micro Devices, Inc. | Combined world-space pipeline shader stages |
| EP3301915A1 (en) * | 2016-09-30 | 2018-04-04 | Thomson Licensing | Method and apparatus for omnidirectional video coding with adaptive intra most probable modes |
| US10554977B2 (en) * | 2017-02-10 | 2020-02-04 | Intel Corporation | Method and system of high throughput arithmetic entropy coding for video coding |
| US10742975B2 (en) * | 2017-05-09 | 2020-08-11 | Futurewei Technologies, Inc. | Intra-prediction with multiple reference lines |
| EP3410722A1 (en) * | 2017-05-31 | 2018-12-05 | Thomson Licensing | Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding |
| 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 |
| WO2020017987A1 (en) * | 2018-06-29 | 2020-01-23 | Huawei Technologies Co., Ltd | Intra-prediction apparatus, encoding apparatus, decoding apparatus and methods |
-
2016
- 2016-09-27 EP EP16306238.3A patent/EP3300362A1/en not_active Withdrawn
-
2017
- 2017-09-18 KR KR1020227039000A patent/KR102658747B1/ko active Active
- 2017-09-18 KR KR1020247012428A patent/KR20240052895A/ko not_active Withdrawn
- 2017-09-18 CN CN202310512613.2A patent/CN116647674A/zh active Pending
- 2017-09-18 KR KR1020197011869A patent/KR20190053257A/ko not_active Withdrawn
- 2017-09-18 JP JP2019515624A patent/JP7365234B2/ja active Active
- 2017-09-18 CN CN201780059589.4A patent/CN109804623A/zh active Pending
- 2017-09-18 US US16/336,228 patent/US10834387B2/en active Active
- 2017-09-18 EP EP17768462.8A patent/EP3520398A1/en not_active Withdrawn
- 2017-09-18 WO PCT/EP2017/073494 patent/WO2018059992A1/en not_active Ceased
-
2020
- 2020-09-09 US US17/015,456 patent/US11363254B2/en active Active
-
2022
- 2022-06-13 US US17/838,693 patent/US11863739B2/en active Active
-
2023
- 2023-10-06 JP JP2023174089A patent/JP2023175946A/ja active Pending
- 2023-11-27 US US18/519,573 patent/US20240163424A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240052895A (ko) | 2024-04-23 |
| US20240163424A1 (en) | 2024-05-16 |
| JP2019533348A (ja) | 2019-11-14 |
| KR20220155402A (ko) | 2022-11-22 |
| US20200413041A1 (en) | 2020-12-31 |
| US10834387B2 (en) | 2020-11-10 |
| JP7365234B2 (ja) | 2023-10-19 |
| WO2018059992A1 (en) | 2018-04-05 |
| US20220312000A1 (en) | 2022-09-29 |
| CN109804623A (zh) | 2019-05-24 |
| US11363254B2 (en) | 2022-06-14 |
| JP2023175946A (ja) | 2023-12-12 |
| EP3300362A1 (en) | 2018-03-28 |
| US20190273918A1 (en) | 2019-09-05 |
| EP3520398A1 (en) | 2019-08-07 |
| KR102658747B1 (ko) | 2024-04-19 |
| US11863739B2 (en) | 2024-01-02 |
| KR20190053257A (ko) | 2019-05-17 |
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