EP4022925A4 - CABAC CODING ENCODER, DECODER AND RELATED METHODS FOR INDICES OF A GEOMETRIC PARTITION INDICATOR - Google Patents
CABAC CODING ENCODER, DECODER AND RELATED METHODS FOR INDICES OF A GEOMETRIC PARTITION INDICATOR Download PDFInfo
- Publication number
- EP4022925A4 EP4022925A4 EP20858732.9A EP20858732A EP4022925A4 EP 4022925 A4 EP4022925 A4 EP 4022925A4 EP 20858732 A EP20858732 A EP 20858732A EP 4022925 A4 EP4022925 A4 EP 4022925A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- indices
- decoder
- encoder
- corresponding methods
- cabac coding
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title 1
- 238000005192 partition Methods 0.000 title 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
- H04N19/70—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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/102—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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
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 |
---|---|---|---|
EP2019072797 | 2019-08-27 | ||
PCT/CN2020/111338 WO2021037053A1 (en) | 2019-08-27 | 2020-08-26 | An encoder, a decoder and corresponding methods of cabac coding for the indices of geometric partition flag |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4022925A1 EP4022925A1 (en) | 2022-07-06 |
EP4022925A4 true EP4022925A4 (en) | 2022-11-16 |
Family
ID=74684252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20858732.9A Pending EP4022925A4 (en) | 2019-08-27 | 2020-08-26 | CABAC CODING ENCODER, DECODER AND RELATED METHODS FOR INDICES OF A GEOMETRIC PARTITION INDICATOR |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4022925A4 (zh) |
CN (1) | CN114303380B (zh) |
WO (1) | WO2021037053A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230008488A1 (en) * | 2021-07-07 | 2023-01-12 | Tencent America LLC | Entropy coding for intra prediction modes |
WO2023239879A1 (en) * | 2022-06-09 | 2023-12-14 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices for geometric partitioning mode with adaptive blending |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019009503A1 (ko) * | 2017-07-07 | 2019-01-10 | 삼성전자 주식회사 | 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
WO2019138998A1 (ja) * | 2018-01-12 | 2019-07-18 | 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 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8879632B2 (en) * | 2010-02-18 | 2014-11-04 | Qualcomm Incorporated | Fixed point implementation for geometric motion partitioning |
CN102724493B (zh) * | 2011-01-18 | 2014-06-25 | 清华大学 | 基于图像块的帧内预测模式的编解码方法和编解码器 |
CA2870529C (en) * | 2012-04-15 | 2018-09-18 | Tammy Lee | Method and apparatus for determining reference images for inter prediction |
US10721489B2 (en) * | 2016-09-06 | 2020-07-21 | Qualcomm Incorporated | Geometry-based priority for the construction of candidate lists |
WO2019004364A1 (en) * | 2017-06-30 | 2019-01-03 | Sharp Kabushiki Kaisha | SYSTEMS AND METHODS FOR GEOMETRICALLY ADAPTIVE PARTITIONING OF A VIDEO BLOCK IMAGE FOR VIDEO CODING |
US11477492B2 (en) * | 2017-08-04 | 2022-10-18 | Google Inc. | Adaptation for entropy coding of blocks of image data |
CN118214853A (zh) * | 2017-10-26 | 2024-06-18 | 英迪股份有限公司 | 用于基于非对称子块的图像编码/解码的方法及装置 |
CN118301337A (zh) * | 2017-11-16 | 2024-07-05 | 英迪股份有限公司 | 图像编码/解码方法以及存储比特流的记录介质 |
GB2585019A (en) * | 2019-06-24 | 2020-12-30 | Canon Kk | Residual signalling |
-
2020
- 2020-08-26 WO PCT/CN2020/111338 patent/WO2021037053A1/en unknown
- 2020-08-26 CN CN202080060441.4A patent/CN114303380B/zh active Active
- 2020-08-26 EP EP20858732.9A patent/EP4022925A4/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019009503A1 (ko) * | 2017-07-07 | 2019-01-10 | 삼성전자 주식회사 | 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
EP3621305A1 (en) * | 2017-07-07 | 2020-03-11 | Samsung Electronics Co., Ltd. | Video coding method and device, video decoding method and device |
WO2019138998A1 (ja) * | 2018-01-12 | 2019-07-18 | 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 |
Non-Patent Citations (2)
Title |
---|
ESENLIK (HUAWEI) S ET AL: "Non-CE4: Geometrical partitioning for inter blocks", no. JVET-O0489 ; m48614, 3 July 2019 (2019-07-03), XP030219719, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0489-v3.zip JVET-O0489_v2.docx> [retrieved on 20190703] * |
See also references of WO2021037053A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP4022925A1 (en) | 2022-07-06 |
CN114303380A (zh) | 2022-04-08 |
CN114303380B (zh) | 2024-04-09 |
WO2021037053A1 (en) | 2021-03-04 |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20221014 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04N 19/70 20140101ALI20221010BHEP Ipc: H04N 19/176 20140101ALI20221010BHEP Ipc: H04N 19/13 20140101ALI20221010BHEP Ipc: H04N 19/119 20140101AFI20221010BHEP |
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