CA2925130C - High precision explicit weighted prediction for video coding - Google Patents
High precision explicit weighted prediction for video coding Download PDFInfo
- Publication number
- CA2925130C CA2925130C CA2925130A CA2925130A CA2925130C CA 2925130 C CA2925130 C CA 2925130C CA 2925130 A CA2925130 A CA 2925130A CA 2925130 A CA2925130 A CA 2925130A CA 2925130 C CA2925130 C CA 2925130C
- Authority
- CA
- Canada
- Prior art keywords
- value
- offset
- bit depth
- parameter
- luma
- 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
- 238000000034 method Methods 0.000 claims description 146
- 241000023320 Luma <angiosperm> Species 0.000 claims description 100
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 100
- 230000008569 process Effects 0.000 claims description 60
- 238000003860 storage Methods 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 14
- 239000013598 vector Substances 0.000 description 34
- 238000013139 quantization Methods 0.000 description 22
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 19
- 230000005540 biological transmission Effects 0.000 description 13
- 239000000523 sample Substances 0.000 description 10
- 238000012545 processing 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 7
- 238000013500 data storage Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000003044 adaptive effect Effects 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 238000003491 array Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 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
- 230000007423 decrease Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 102100037812 Medium-wave-sensitive opsin 1 Human genes 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005286 illumination 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
- 238000005457 optimization Methods 0.000 description 1
- 239000013074 reference sample Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000001052 transient effect Effects 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
-
- 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
- H04N19/134—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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
-
- 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 (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361886230P | 2013-10-03 | 2013-10-03 | |
| US61/886,230 | 2013-10-03 | ||
| US201361892198P | 2013-10-17 | 2013-10-17 | |
| US61/892,198 | 2013-10-17 | ||
| US14/504,097 | 2014-10-01 | ||
| US14/504,097 US9497473B2 (en) | 2013-10-03 | 2014-10-01 | High precision explicit weighted prediction for video coding |
| PCT/US2014/058822 WO2015051118A1 (en) | 2013-10-03 | 2014-10-02 | High precision explicit weighted prediction for video coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2925130A1 CA2925130A1 (en) | 2015-04-09 |
| CA2925130C true CA2925130C (en) | 2019-02-12 |
Family
ID=52776930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2925130A Active CA2925130C (en) | 2013-10-03 | 2014-10-02 | High precision explicit weighted prediction for video coding |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US9497473B2 (enExample) |
| EP (1) | EP3053340B1 (enExample) |
| JP (1) | JP6151446B2 (enExample) |
| KR (1) | KR101772350B1 (enExample) |
| CN (1) | CN105659603B (enExample) |
| BR (1) | BR112016007360B1 (enExample) |
| CA (1) | CA2925130C (enExample) |
| ES (1) | ES2649532T3 (enExample) |
| HU (1) | HUE036681T2 (enExample) |
| WO (1) | WO2015051118A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104079941B (zh) * | 2013-03-27 | 2017-08-25 | 中兴通讯股份有限公司 | 一种深度信息编解码方法、装置及视频处理播放设备 |
| US10999574B2 (en) | 2013-11-05 | 2021-05-04 | Arris Enterprises Llc | Simplified processing of weighted prediction syntax and semantics using a bit depth variable for high precision data |
| WO2015069734A1 (en) * | 2013-11-05 | 2015-05-14 | Arris Enterprises, Inc. | Bit depth variable for high precision data in weighted prediction syntax and semantics |
| US10250904B2 (en) * | 2015-05-05 | 2019-04-02 | Avago Technologies International Sales Pte. Limited | Apparatus and method for overlapped motion compensation for video coding |
| GB2557809B (en) | 2015-08-28 | 2021-12-01 | Kt Corp | Method and device for processing video signal |
| US10602187B2 (en) * | 2015-11-30 | 2020-03-24 | Intel Corporation | Efficient, compatible, and scalable intra video/image coding using wavelets and HEVC coding |
| EP3854079A1 (en) * | 2018-09-21 | 2021-07-28 | InterDigital VC Holdings, Inc. | Method and apparatus for video encoding and decoding using bi-prediction |
| CA3144792A1 (en) | 2019-06-24 | 2020-12-30 | Huawei Technologies Co., Ltd. | Sample distance calculation for geometric partition mode |
| US11496774B2 (en) * | 2019-08-27 | 2022-11-08 | Tencent America LLC | Header syntax for QT/BT/TT size |
| CN114402591B (zh) * | 2019-09-13 | 2024-08-02 | 北京字节跳动网络技术有限公司 | 并置运动矢量的推导 |
| EP4029261A4 (en) | 2019-10-07 | 2022-11-23 | Huawei Technologies Co., Ltd. | ADAPTING THE ACCURACY OF WEIGHT PREDICTION PARAMETERS |
| KR20250114452A (ko) * | 2019-12-20 | 2025-07-29 | 엘지전자 주식회사 | 영상/비디오 인코딩/디코딩 방법 및 이를 이용하는 장치 |
| CN114930836B (zh) * | 2020-01-12 | 2023-12-15 | 华为技术有限公司 | 使用非矩形融合模式协调加权预测的方法和装置 |
| CN121126004A (zh) | 2020-01-13 | 2025-12-12 | Lg电子株式会社 | 解码设备、编码设备和数据发送设备 |
| EP4091328A4 (en) * | 2020-02-19 | 2023-05-03 | ByteDance Inc. | SIGNALING WEIGHTS OF A REFERENCE IMAGE LIST |
| EP4272446A4 (en) * | 2020-12-29 | 2024-12-04 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | METHOD AND APPARATUS FOR INCREASING ACCURACY OF WEIGHTED PREDICTION FOR HIGH BIT DEPTH VVC CODING |
| CA3224370A1 (en) * | 2021-07-09 | 2023-01-12 | Hong-Jheng Jhu | Residual and coefficients coding for video coding |
| CN118633282A (zh) * | 2022-02-13 | 2024-09-10 | Lg 电子株式会社 | 图像编码/解码方法和设备以及存储比特流的记录介质 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100612849B1 (ko) * | 2003-07-18 | 2006-08-14 | 삼성전자주식회사 | 영상 부호화 및 복호화 장치 및 방법 |
| JP4561508B2 (ja) * | 2005-07-08 | 2010-10-13 | ソニー株式会社 | 画像処理装置、画像処理方法およびそのプログラム |
| US7956930B2 (en) * | 2006-01-06 | 2011-06-07 | Microsoft Corporation | Resampling and picture resizing operations for multi-resolution video coding and decoding |
| WO2009051692A2 (en) * | 2007-10-15 | 2009-04-23 | Thomson Licensing | Methods and apparatus for inter-layer residue prediction for scalable video |
| KR101740741B1 (ko) * | 2009-02-11 | 2017-06-08 | 톰슨 라이센싱 | 톤 매핑 및 톤 역매핑을 이용하는 비트 심도 스케일링 가능 비디오 인코딩 및 디코딩을 위한 방법 및 장치 |
| US8711930B2 (en) * | 2009-07-09 | 2014-04-29 | Qualcomm Incorporated | Non-zero rounding and prediction mode selection techniques in video encoding |
| US9154796B2 (en) * | 2011-11-04 | 2015-10-06 | Qualcomm Incorporated | Intra-mode video coding |
| TWI521946B (zh) * | 2012-12-21 | 2016-02-11 | 杜比實驗室特許公司 | 在高位元深度視訊的可適性編碼中，高精度升取樣 |
-
2014
- 2014-10-01 US US14/504,097 patent/US9497473B2/en active Active
- 2014-10-02 BR BR112016007360-6A patent/BR112016007360B1/pt active IP Right Grant
- 2014-10-02 JP JP2016519886A patent/JP6151446B2/ja active Active
- 2014-10-02 CA CA2925130A patent/CA2925130C/en active Active
- 2014-10-02 ES ES14793352.7T patent/ES2649532T3/es active Active
- 2014-10-02 EP EP14793352.7A patent/EP3053340B1/en active Active
- 2014-10-02 CN CN201480054053.XA patent/CN105659603B/zh active Active
- 2014-10-02 WO PCT/US2014/058822 patent/WO2015051118A1/en not_active Ceased
- 2014-10-02 HU HUE14793352A patent/HUE036681T2/hu unknown
- 2014-10-02 KR KR1020167010802A patent/KR101772350B1/ko active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015051118A1 (en) | 2015-04-09 |
| BR112016007360A2 (pt) | 2017-08-01 |
| CA2925130A1 (en) | 2015-04-09 |
| ES2649532T3 (es) | 2018-01-12 |
| EP3053340A1 (en) | 2016-08-10 |
| US9497473B2 (en) | 2016-11-15 |
| CN105659603B (zh) | 2018-09-14 |
| JP6151446B2 (ja) | 2017-06-21 |
| KR20160068808A (ko) | 2016-06-15 |
| HUE036681T2 (hu) | 2018-07-30 |
| KR101772350B1 (ko) | 2017-08-28 |
| BR112016007360B1 (pt) | 2023-04-11 |
| EP3053340B1 (en) | 2017-09-13 |
| US20150098503A1 (en) | 2015-04-09 |
| JP2016538749A (ja) | 2016-12-08 |
| CN105659603A (zh) | 2016-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2925130C (en) | High precision explicit weighted prediction for video coding | |
| US10440399B2 (en) | Coding sign information of video data | |
| US9277212B2 (en) | Intra mode extensions for difference domain intra prediction | |
| CA2875713C (en) | Signaling long-term reference pictures for video coding | |
| US20130070855A1 (en) | Hybrid motion vector coding modes for video coding | |
| EP3357247A1 (en) | Improved video intra-prediction using position-dependent prediction combination for video coding | |
| US9532046B2 (en) | Reference picture set prediction for video coding | |
| US20130329806A1 (en) | Bi-layer texture prediction for video coding | |
| WO2013184949A1 (en) | Prediction mode information downsampling in enhancement layer coding | |
| US9338452B2 (en) | Motion vector difference coding extension for enhancement layer | |
| CA2884881A1 (en) | Improved signaling of layer identifiers for operation points of a video coder | |
| HK1204185B (en) | Signaling long-term reference pictures for video coding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20170123 |