CA3131692A1 - Determination of block vector for a block in a region of a coding tree block - Google Patents
Determination of block vector for a block in a region of a coding tree block Download PDFInfo
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- CA3131692A1 CA3131692A1 CA3131692A CA3131692A CA3131692A1 CA 3131692 A1 CA3131692 A1 CA 3131692A1 CA 3131692 A CA3131692 A CA 3131692A CA 3131692 A CA3131692 A CA 3131692A CA 3131692 A1 CA3131692 A1 CA 3131692A1
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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
- H04N19/134—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
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- 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
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- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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- 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
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- 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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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- 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
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- 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
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- H04N19/51—Motion estimation or motion compensation
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- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962816125P | 2019-03-09 | 2019-03-09 | |
US62/816,125 | 2019-03-09 | ||
US16/528,148 US11172236B2 (en) | 2018-09-21 | 2019-07-31 | Method and apparatus for video decoding that defines a search range for a reference block indicated by a block vector |
US16/528,148 | 2019-07-31 | ||
PCT/US2020/020999 WO2020185466A1 (en) | 2019-03-09 | 2020-03-04 | Method and apparatus for video coding |
Publications (1)
Publication Number | Publication Date |
---|---|
CA3131692A1 true CA3131692A1 (en) | 2020-09-17 |
Family
ID=72427099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA3131692A Pending CA3131692A1 (en) | 2019-03-09 | 2020-03-04 | Determination of block vector for a block in a region of a coding tree block |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP3769534A4 (zh) |
JP (1) | JP7267404B2 (zh) |
KR (1) | KR102603451B1 (zh) |
CN (3) | CN114666602B (zh) |
AU (1) | AU2020238668B2 (zh) |
CA (1) | CA3131692A1 (zh) |
SG (1) | SG11202109622QA (zh) |
WO (1) | WO2020185466A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11722658B2 (en) * | 2021-06-25 | 2023-08-08 | Tencent America LLC | Method and apparatus for video coding |
KR20230175110A (ko) * | 2022-06-22 | 2023-12-29 | 현대자동차주식회사 | 메타 정보를 이용하는 비디오 코딩방법 및 장치 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9838692B2 (en) * | 2011-10-18 | 2017-12-05 | Qualcomm Incorporated | Detecting availabilities of neighboring video units for video coding |
CN105659602B (zh) * | 2013-10-14 | 2019-10-08 | 微软技术许可有限责任公司 | 用于视频和图像编码的帧内块复制预测模式的编码器侧选项 |
KR102170169B1 (ko) * | 2013-10-14 | 2020-10-26 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐 |
US11284103B2 (en) * | 2014-01-17 | 2022-03-22 | Microsoft Technology Licensing, Llc | Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning |
US9621917B2 (en) * | 2014-03-10 | 2017-04-11 | Euclid Discoveries, Llc | Continuous block tracking for temporal prediction in video encoding |
US10477232B2 (en) * | 2014-03-21 | 2019-11-12 | Qualcomm Incorporated | Search region determination for intra block copy in video coding |
US10327001B2 (en) * | 2014-06-19 | 2019-06-18 | Qualcomm Incorporated | Systems and methods for intra-block copy |
CN111432220B (zh) * | 2014-06-19 | 2022-05-06 | Vid拓展公司 | 采用块向量导出的帧内块复制编码的方法和系统 |
EP3152906B1 (en) * | 2014-07-07 | 2021-06-16 | HFI Innovation Inc. | Method of intra block copy search and compensation range |
EP3180916A4 (en) * | 2014-09-03 | 2018-02-28 | MediaTek Inc. | Method for color index coding using a generalized copy previous mode |
US10212445B2 (en) * | 2014-10-09 | 2019-02-19 | Qualcomm Incorporated | Intra block copy prediction restrictions for parallel processing |
US9955185B2 (en) * | 2015-02-12 | 2018-04-24 | Mediatek Inc. | Method and apparatus of constrained intra block copy for coding video |
US10834419B2 (en) * | 2016-04-13 | 2020-11-10 | Qualcomm Incorporated | Conformance constraint for collocated reference index in video coding |
US10582209B2 (en) * | 2017-03-30 | 2020-03-03 | Mediatek Inc. | Sub-prediction unit temporal motion vector prediction (sub-PU TMVP) for video coding |
US10904559B2 (en) * | 2018-07-13 | 2021-01-26 | Tencent America LLC | Block vector prediction in intra block copy mode |
US10701385B1 (en) * | 2019-01-13 | 2020-06-30 | Tencent America LLC | Method and apparatus for reference sample memory reuse for intra picture block compensation |
-
2020
- 2020-03-04 SG SG11202109622Q patent/SG11202109622QA/en unknown
- 2020-03-04 JP JP2021512374A patent/JP7267404B2/ja active Active
- 2020-03-04 CN CN202210399294.4A patent/CN114666602B/zh active Active
- 2020-03-04 AU AU2020238668A patent/AU2020238668B2/en active Active
- 2020-03-04 CN CN202210399292.5A patent/CN114666607A/zh active Pending
- 2020-03-04 KR KR1020207028693A patent/KR102603451B1/ko active IP Right Grant
- 2020-03-04 CA CA3131692A patent/CA3131692A1/en active Pending
- 2020-03-04 WO PCT/US2020/020999 patent/WO2020185466A1/en active Application Filing
- 2020-03-04 CN CN202080002122.8A patent/CN111989929B/zh active Active
- 2020-03-04 EP EP20769471.2A patent/EP3769534A4/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2021521757A (ja) | 2021-08-26 |
CN114666607A (zh) | 2022-06-24 |
KR102603451B1 (ko) | 2023-11-20 |
CN114666602A (zh) | 2022-06-24 |
AU2020238668A1 (en) | 2021-09-30 |
AU2020238668B2 (en) | 2023-02-23 |
WO2020185466A1 (en) | 2020-09-17 |
CN111989929B (zh) | 2022-03-22 |
SG11202109622QA (en) | 2021-10-28 |
KR20200121369A (ko) | 2020-10-23 |
EP3769534A1 (en) | 2021-01-27 |
EP3769534A4 (en) | 2021-12-15 |
CN111989929A (zh) | 2020-11-24 |
JP7267404B2 (ja) | 2023-05-01 |
CN114666602B (zh) | 2024-06-14 |
CN114666608A (zh) | 2022-06-24 |
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