AU2020238668B2 - Method and apparatus for video coding - Google Patents
Method and apparatus for video coding Download PDFInfo
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- AU2020238668B2 AU2020238668B2 AU2020238668A AU2020238668A AU2020238668B2 AU 2020238668 B2 AU2020238668 B2 AU 2020238668B2 AU 2020238668 A AU2020238668 A AU 2020238668A AU 2020238668 A AU2020238668 A AU 2020238668A AU 2020238668 B2 AU2020238668 B2 AU 2020238668B2
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Classifications
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- 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
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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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- H04N19/134—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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- H04N19/102—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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- H04N19/169—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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- 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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- H04N19/90—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
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- 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 (2)
| Publication Number | Publication Date |
|---|---|
| AU2020238668A1 AU2020238668A1 (en) | 2021-09-30 |
| AU2020238668B2 true AU2020238668B2 (en) | 2023-02-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2020238668A Active AU2020238668B2 (en) | 2019-03-09 | 2020-03-04 | Method and apparatus for video coding |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3769534A4 (zh) |
| JP (1) | JP7267404B2 (zh) |
| KR (1) | KR102603451B1 (zh) |
| CN (4) | CN111989929B (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 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150373366A1 (en) * | 2014-06-19 | 2015-12-24 | Vid Scale Inc. | Methods and systems for intra block copy coding with block vector derivation |
Family Cites Families (18)
| 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 |
| US9503715B2 (en) * | 2013-08-30 | 2016-11-22 | Qualcomm Incorporated | Constrained intra prediction in video coding |
| WO2015054813A1 (en) * | 2013-10-14 | 2015-04-23 | Microsoft Technology Licensing, Llc | Encoder-side options for intra block copy prediction mode for video and image coding |
| WO2015054811A1 (en) * | 2013-10-14 | 2015-04-23 | Microsoft Corporation | Features of intra block copy prediction mode for video and image coding and decoding |
| 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 |
| CA2942336A1 (en) * | 2014-03-10 | 2015-09-17 | 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 |
| CN111147846B (zh) * | 2014-07-07 | 2022-03-11 | 寰发股份有限公司 | 利用帧内区块复制模式编码的视频编码方法 |
| CN106797471B (zh) * | 2014-09-03 | 2020-03-10 | 联发科技股份有限公司 | 一种对图像内区块使用调色板预测模式的颜色索引图解码方法 |
| 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 |
| US20170099490A1 (en) * | 2015-10-02 | 2017-04-06 | Qualcomm Incorporated | Constrained intra-prediction for block copy mode |
| 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 |
| WO2020177520A1 (en) | 2019-03-04 | 2020-09-10 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods using ibc search range optimization for abitrary ctu size |
-
2020
- 2020-03-04 SG SG11202109622Q patent/SG11202109622QA/en unknown
- 2020-03-04 CN CN202080002122.8A patent/CN111989929B/zh active Active
- 2020-03-04 AU AU2020238668A patent/AU2020238668B2/en active Active
- 2020-03-04 CA CA3131692A patent/CA3131692A1/en active Pending
- 2020-03-04 KR KR1020207028693A patent/KR102603451B1/ko active IP Right Grant
- 2020-03-04 CN CN202210399313.3A patent/CN114666608B/zh active Active
- 2020-03-04 CN CN202210399294.4A patent/CN114666602B/zh active Active
- 2020-03-04 EP EP20769471.2A patent/EP3769534A4/en active Pending
- 2020-03-04 WO PCT/US2020/020999 patent/WO2020185466A1/en active Application Filing
- 2020-03-04 JP JP2021512374A patent/JP7267404B2/ja active Active
- 2020-03-04 CN CN202210399292.5A patent/CN114666607A/zh active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150373366A1 (en) * | 2014-06-19 | 2015-12-24 | Vid Scale Inc. | Methods and systems for intra block copy coding with block vector derivation |
Non-Patent Citations (1)
| Title |
|---|
| X. XU (TENCENT), X. LI (TENCENT), S. LIU (TENCENT), E. CHAI (UBILINX): "CE8: CPR reference memory reuse without increasing memory requirement (CE8.1.2a and CE8.1.2d)", 13. JVET MEETING; 20190109 - 20190118; MARRAKECH; (THE JOINT VIDEO EXPLORATION TEAM OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ), 17 January 2019 (2019-01-17), XP030202426 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114666607A (zh) | 2022-06-24 |
| EP3769534A1 (en) | 2021-01-27 |
| JP2021521757A (ja) | 2021-08-26 |
| JP7267404B2 (ja) | 2023-05-01 |
| SG11202109622QA (en) | 2021-10-28 |
| KR20200121369A (ko) | 2020-10-23 |
| CN111989929A (zh) | 2020-11-24 |
| CN111989929B (zh) | 2022-03-22 |
| CN114666608B (zh) | 2024-06-21 |
| WO2020185466A1 (en) | 2020-09-17 |
| CN114666602B (zh) | 2024-06-14 |
| CN114666602A (zh) | 2022-06-24 |
| AU2020238668A1 (en) | 2021-09-30 |
| EP3769534A4 (en) | 2021-12-15 |
| CN114666608A (zh) | 2022-06-24 |
| CA3131692A1 (en) | 2020-09-17 |
| KR102603451B1 (ko) | 2023-11-20 |
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