CN118945347A - 对已编码视频比特流进行编解码的方法和设备 - Google Patents
对已编码视频比特流进行编解码的方法和设备 Download PDFInfo
- Publication number
- CN118945347A CN118945347A CN202411330844.2A CN202411330844A CN118945347A CN 118945347 A CN118945347 A CN 118945347A CN 202411330844 A CN202411330844 A CN 202411330844A CN 118945347 A CN118945347 A CN 118945347A
- Authority
- CN
- China
- Prior art keywords
- picture
- sub
- layer
- encoded
- video
- 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 claims abstract description 94
- 238000005192 partition Methods 0.000 claims abstract description 46
- 238000012545 processing Methods 0.000 claims description 10
- 239000010410 layer Substances 0.000 description 237
- 230000033001 locomotion Effects 0.000 description 47
- 230000008569 process Effects 0.000 description 37
- 230000002123 temporal effect Effects 0.000 description 27
- 239000013598 vector Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 25
- 230000006835 compression Effects 0.000 description 22
- 238000007906 compression Methods 0.000 description 22
- 230000011664 signaling Effects 0.000 description 20
- 230000003044 adaptive effect Effects 0.000 description 18
- 238000012952 Resampling Methods 0.000 description 14
- 238000003860 storage Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 10
- 230000008859 change Effects 0.000 description 10
- 238000004891 communication Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 9
- 238000001914 filtration Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 238000005070 sampling Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 7
- 241000023320 Luma <angiosperm> Species 0.000 description 6
- 230000001419 dependent effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000013139 quantization Methods 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000013507 mapping Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 101150114515 CTBS gene Proteins 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000001755 vocal effect 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
- H04N19/10—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
- H04N19/12—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
-
- 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
- H04N19/10—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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/90—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)
- Television Systems (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063003123P | 2020-03-31 | 2020-03-31 | |
| US63/003,123 | 2020-03-31 | ||
| US17/081,392 | 2020-10-27 | ||
| US17/081,392 US12058357B2 (en) | 2020-03-31 | 2020-10-27 | Method for signaling subpicture partitioning in coded video stream |
| CN202180003565.3A CN113924770B (zh) | 2020-03-31 | 2021-02-22 | 视频编解码的方法和设备 |
| PCT/US2021/019020 WO2021202012A1 (en) | 2020-03-31 | 2021-02-22 | Method for signaling subpicture partitioning in coded video stream |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180003565.3A Division CN113924770B (zh) | 2020-03-31 | 2021-02-22 | 视频编解码的方法和设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118945347A true CN118945347A (zh) | 2024-11-12 |
Family
ID=77856747
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411330844.2A Pending CN118945347A (zh) | 2020-03-31 | 2021-02-22 | 对已编码视频比特流进行编解码的方法和设备 |
| CN202180003565.3A Active CN113924770B (zh) | 2020-03-31 | 2021-02-22 | 视频编解码的方法和设备 |
| CN202411331034.9A Pending CN118945348A (zh) | 2020-03-31 | 2021-02-22 | 对已编码视频比特流进行编解码的方法和设备 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180003565.3A Active CN113924770B (zh) | 2020-03-31 | 2021-02-22 | 视频编解码的方法和设备 |
| CN202411331034.9A Pending CN118945348A (zh) | 2020-03-31 | 2021-02-22 | 对已编码视频比特流进行编解码的方法和设备 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US12058357B2 (https=) |
| EP (1) | EP3939257A4 (https=) |
| JP (2) | JP2022532064A (https=) |
| KR (1) | KR102804193B1 (https=) |
| CN (3) | CN118945347A (https=) |
| AU (2) | AU2021246616B2 (https=) |
| CA (1) | CA3137816A1 (https=) |
| SG (1) | SG11202111829RA (https=) |
| WO (1) | WO2021202012A1 (https=) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10244246B2 (en) | 2012-02-02 | 2019-03-26 | Texas Instruments Incorporated | Sub-pictures for pixel rate balancing on multi-core platforms |
| US9565431B2 (en) | 2012-04-04 | 2017-02-07 | Qualcomm Incorporated | Low-delay video buffering in video coding |
| IN2015DN02130A (https=) | 2012-09-27 | 2015-08-14 | Dolby Lab Licensing Corp | |
| WO2015056158A1 (en) | 2013-10-14 | 2015-04-23 | Nokia Technologies Oy | Multi-layer hypothetical reference decoder |
| US20190373245A1 (en) | 2017-03-29 | 2019-12-05 | Lg Electronics Inc. | 360 video transmission method, 360 video reception method, 360 video transmission device, and 360 video reception device |
| PL4221213T3 (pl) * | 2019-01-09 | 2024-11-18 | Huawei Technologies Co., Ltd. | Koder wideo, dekoder wideo i stosowne sposoby |
| US11190793B2 (en) * | 2019-07-09 | 2021-11-30 | Qualcomm Incorporated | Memory constraint for adaptation parameter sets for video coding |
| US12149696B2 (en) * | 2019-12-12 | 2024-11-19 | Lg Electronics Inc. | Apparatus and method for coding image on basis of signaling of information for filtering |
| US11490099B2 (en) * | 2019-12-23 | 2022-11-01 | Qualcomm Incorporated | Reference subpicture scaling ratios for subpictures in video coding |
-
2020
- 2020-10-27 US US17/081,392 patent/US12058357B2/en active Active
-
2021
- 2021-02-22 CN CN202411330844.2A patent/CN118945347A/zh active Pending
- 2021-02-22 CN CN202180003565.3A patent/CN113924770B/zh active Active
- 2021-02-22 CA CA3137816A patent/CA3137816A1/en active Pending
- 2021-02-22 SG SG11202111829RA patent/SG11202111829RA/en unknown
- 2021-02-22 CN CN202411331034.9A patent/CN118945348A/zh active Pending
- 2021-02-22 AU AU2021246616A patent/AU2021246616B2/en active Active
- 2021-02-22 JP JP2021565813A patent/JP2022532064A/ja active Pending
- 2021-02-22 KR KR1020217035633A patent/KR102804193B1/ko active Active
- 2021-02-22 EP EP21781557.0A patent/EP3939257A4/en active Pending
- 2021-02-22 WO PCT/US2021/019020 patent/WO2021202012A1/en not_active Ceased
-
2023
- 2023-06-23 AU AU2023204004A patent/AU2023204004B2/en active Active
-
2024
- 2024-01-12 JP JP2024003601A patent/JP2024026749A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2024026749A (ja) | 2024-02-28 |
| SG11202111829RA (en) | 2021-11-29 |
| AU2021246616A1 (en) | 2021-11-25 |
| AU2023204004A1 (en) | 2023-07-13 |
| CA3137816A1 (en) | 2021-10-07 |
| CN118945348A (zh) | 2024-11-12 |
| AU2023204004B2 (en) | 2025-01-30 |
| CN113924770A (zh) | 2022-01-11 |
| CN113924770B (zh) | 2024-08-16 |
| KR102804193B1 (ko) | 2025-05-09 |
| WO2021202012A1 (en) | 2021-10-07 |
| EP3939257A4 (en) | 2022-06-01 |
| KR20210141745A (ko) | 2021-11-23 |
| EP3939257A1 (en) | 2022-01-19 |
| US12058357B2 (en) | 2024-08-06 |
| US20210306650A1 (en) | 2021-09-30 |
| JP2022532064A (ja) | 2022-07-13 |
| AU2021246616B2 (en) | 2023-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US12262037B2 (en) | Method for adaptation parameter set reference and constraints in coded video stream | |
| CN114270819B (zh) | 对已编码视频码流进行解码的方法、设备和电子设备 | |
| CN113678432B (zh) | 视频编解码的方法和设备 | |
| CN114127800B (zh) | 视频解码的方法和装置 | |
| CN119743611A (zh) | 视频编解码方法、装置和介质 | |
| CN114514742B (zh) | 用于编码视频数据的方法、计算机系统及计算机可读介质 | |
| CN113875229B (zh) | 视频编解码的方法、装置和电子设备 | |
| CN113826401B (zh) | 视频编码或解码方法、装置以及电子设备 | |
| CN113924770B (zh) | 视频编解码的方法和设备 | |
| CN113453011B (zh) | 解码已编码视频比特流的方法和设备 | |
| CN113055668B (zh) | 从已编码视频比特流中提取子比特流的方法和设备 | |
| HK40046002B (en) | Method and apparatus for extracting sub-bit stream from encoded video bit stream | |
| HK40052232A (en) | Method and device for decoding coded video bit stream | |
| HK40065121A (en) | Video encoding and decoding method and device | |
| HK40070679A (en) | Method and device for decoding encoded video bitstream and electronic device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |