BR112022002154A2 - Sinalização implícita de gerenciamento de resolução adaptativa com base no tipo de quadro - Google Patents
Sinalização implícita de gerenciamento de resolução adaptativa com base no tipo de quadroInfo
- Publication number
- BR112022002154A2 BR112022002154A2 BR112022002154A BR112022002154A BR112022002154A2 BR 112022002154 A2 BR112022002154 A2 BR 112022002154A2 BR 112022002154 A BR112022002154 A BR 112022002154A BR 112022002154 A BR112022002154 A BR 112022002154A BR 112022002154 A2 BR112022002154 A2 BR 112022002154A2
- Authority
- BR
- Brazil
- Prior art keywords
- adaptive resolution
- resolution management
- frame type
- management based
- current frame
- Prior art date
Links
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
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- H—ELECTRICITY
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- 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
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- 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
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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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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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
- H04N19/124—Quantisation
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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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
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
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- 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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- H04N19/169—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
- H04N19/184—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 bits, e.g. of the compressed video stream
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- 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
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- 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
- H04N19/426—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 using memory downsizing methods
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
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- 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
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
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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
- H04N19/90—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)
Abstract
sinalização implícita de gerenciamento de resolução adaptativa com base no tipo de quadro. trata-se de um método que inclui receber um fluxo de bits; determinar, com o uso do fluxo de bits e para um quadro atual, se o quadro atual está disponível para ser usado como um quadro de referência; definir, em resposta à determinação de que o quadro atual está disponível para ser usado como um quadro de referência, uma variável que caracteriza que um modo de gerenciamento de resolução adaptativa está não permitido; e reconstruir dados de pixel do quadro atual, em que o modo de gerenciamento de resolução adaptativa está não permitido. são descritos, também, um aparelho, sistemas, técnicas e artigos relacionados.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US201962883484P | 2019-08-06 | 2019-08-06 | |
PCT/US2020/045220 WO2021026363A1 (en) | 2019-08-06 | 2020-08-06 | Implicit signaling of adaptive resolution management based on frame type |
Publications (1)
Publication Number | Publication Date |
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BR112022002154A2 true BR112022002154A2 (pt) | 2022-04-19 |
Family
ID=74498809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112022002154A BR112022002154A2 (pt) | 2019-08-06 | 2020-08-06 | Sinalização implícita de gerenciamento de resolução adaptativa com base no tipo de quadro |
Country Status (7)
Country | Link |
---|---|
US (2) | US11611768B2 (pt) |
EP (1) | EP4011068A4 (pt) |
JP (1) | JP2022544164A (pt) |
KR (1) | KR20220088680A (pt) |
CN (1) | CN114616826A (pt) |
BR (1) | BR112022002154A2 (pt) |
MX (1) | MX2022001595A (pt) |
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WO2021121418A1 (en) | 2019-12-19 | 2021-06-24 | Beijing Bytedance Network Technology Co., Ltd. | Joint use of adaptive colour transform and differential coding of video |
JP7436680B2 (ja) | 2020-01-05 | 2024-02-22 | 北京字節跳動網絡技術有限公司 | 映像コーディングのための一般制約情報 |
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CN114616826A (zh) * | 2019-08-06 | 2022-06-10 | Op方案有限责任公司 | 基于帧类型的自适应分辨率管理的隐式标识 |
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2020
- 2020-08-06 CN CN202080068707.XA patent/CN114616826A/zh active Pending
- 2020-08-06 BR BR112022002154A patent/BR112022002154A2/pt unknown
- 2020-08-06 JP JP2022507682A patent/JP2022544164A/ja active Pending
- 2020-08-06 EP EP20849511.9A patent/EP4011068A4/en active Pending
- 2020-08-06 MX MX2022001595A patent/MX2022001595A/es unknown
- 2020-08-06 KR KR1020227007475A patent/KR20220088680A/ko unknown
- 2020-09-03 US US16/948,123 patent/US11611768B2/en active Active
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2023
- 2023-03-06 US US18/117,703 patent/US20230209077A1/en active Pending
Also Published As
Publication number | Publication date |
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US20230209077A1 (en) | 2023-06-29 |
US20210044820A1 (en) | 2021-02-11 |
KR20220088680A (ko) | 2022-06-28 |
JP2022544164A (ja) | 2022-10-17 |
EP4011068A4 (en) | 2023-08-09 |
US11611768B2 (en) | 2023-03-21 |
MX2022001595A (es) | 2022-03-11 |
CN114616826A (zh) | 2022-06-10 |
EP4011068A1 (en) | 2022-06-15 |
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