JP7648761B2 - イントラモード符号化のためのハードウェアフレンドリーな設計 - Google Patents
イントラモード符号化のためのハードウェアフレンドリーな設計 Download PDFInfo
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- JP7648761B2 JP7648761B2 JP2023530738A JP2023530738A JP7648761B2 JP 7648761 B2 JP7648761 B2 JP 7648761B2 JP 2023530738 A JP2023530738 A JP 2023530738A JP 2023530738 A JP2023530738 A JP 2023530738A JP 7648761 B2 JP7648761 B2 JP 7648761B2
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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
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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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
- H04N19/10—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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- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
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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
- H04N19/10—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
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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
- H04N19/169—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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- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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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
- H04N19/70—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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- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
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- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025035794A JP2025087846A (ja) | 2021-08-24 | 2025-03-06 | イントラモード符号化のためのハードウェアフレンドリーな設計 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202163236542P | 2021-08-24 | 2021-08-24 | |
| US63/236,542 | 2021-08-24 | ||
| US17/573,856 | 2022-01-12 | ||
| US17/573,856 US12120335B2 (en) | 2021-08-24 | 2022-01-12 | Hardware friendly design for intra mode coding |
| PCT/US2022/014145 WO2023027763A1 (en) | 2021-08-24 | 2022-01-27 | Hardware friendly design for intra mode coding |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025035794A Division JP2025087846A (ja) | 2021-08-24 | 2025-03-06 | イントラモード符号化のためのハードウェアフレンドリーな設計 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023550139A JP2023550139A (ja) | 2023-11-30 |
| JP7648761B2 true JP7648761B2 (ja) | 2025-03-18 |
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| JP2023530738A Active JP7648761B2 (ja) | 2021-08-24 | 2022-01-27 | イントラモード符号化のためのハードウェアフレンドリーな設計 |
| JP2025035794A Pending JP2025087846A (ja) | 2021-08-24 | 2025-03-06 | イントラモード符号化のためのハードウェアフレンドリーな設計 |
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| JP2025035794A Pending JP2025087846A (ja) | 2021-08-24 | 2025-03-06 | イントラモード符号化のためのハードウェアフレンドリーな設計 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US12120335B2 (https=) |
| EP (1) | EP4393153A4 (https=) |
| JP (2) | JP7648761B2 (https=) |
| KR (1) | KR20230117613A (https=) |
| CN (1) | CN120602658A (https=) |
| WO (1) | WO2023027763A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112514384B (zh) * | 2019-01-28 | 2024-12-24 | 苹果公司 | 视频信号编码/解码方法及其装置 |
| WO2023163374A1 (ko) * | 2022-02-22 | 2023-08-31 | 현대자동차주식회사 | 인트라 예측에서 mpm 리스트 구성하기 위한 방법 |
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| US20210160539A1 (en) | 2019-11-27 | 2021-05-27 | Tencent America LLC | Method and system of video coding |
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- 2022-01-27 WO PCT/US2022/014145 patent/WO2023027763A1/en not_active Ceased
- 2022-01-27 EP EP22861836.9A patent/EP4393153A4/en active Pending
- 2022-01-27 CN CN202511043769.6A patent/CN120602658A/zh active Pending
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20190373268A1 (en) | 2010-05-30 | 2019-12-05 | Lg Electronics Inc. | Enhanced intra prediction mode signaling |
| JP2019520743A (ja) | 2016-05-23 | 2019-07-18 | ソニー株式会社 | 画像データ符号化及び復号化 |
| JP2019530367A (ja) | 2016-10-04 | 2019-10-17 | クアルコム,インコーポレイテッド | ビデオコーディングのための可変数のイントラモード |
| US20200169752A1 (en) | 2017-05-04 | 2020-05-28 | Interdigital Vc Holdings, Inc. | Method and apparatus for most probable mode (mpm) reordering for intra prediction |
| US20210160539A1 (en) | 2019-11-27 | 2021-05-27 | Tencent America LLC | Method and system of video coding |
Also Published As
| Publication number | Publication date |
|---|---|
| US20250039419A1 (en) | 2025-01-30 |
| JP2023550139A (ja) | 2023-11-30 |
| CN120602658A (zh) | 2025-09-05 |
| JP2025087846A (ja) | 2025-06-10 |
| EP4393153A1 (en) | 2024-07-03 |
| EP4393153A4 (en) | 2024-12-25 |
| US20230069984A1 (en) | 2023-03-09 |
| KR20230117613A (ko) | 2023-08-08 |
| WO2023027763A1 (en) | 2023-03-02 |
| US12120335B2 (en) | 2024-10-15 |
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