JPWO2021049642A1 - - Google Patents
Info
- Publication number
- JPWO2021049642A1 JPWO2021049642A1 JP2021545631A JP2021545631A JPWO2021049642A1 JP WO2021049642 A1 JPWO2021049642 A1 JP WO2021049642A1 JP 2021545631 A JP2021545631 A JP 2021545631A JP 2021545631 A JP2021545631 A JP 2021545631A JP WO2021049642 A1 JPWO2021049642 A1 JP WO2021049642A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
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
- H04N19/44—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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
- H04N19/105—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
-
- 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
- H04N19/42—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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025008472A JP7764641B2 (ja) | 2019-09-11 | 2025-01-21 | 符号化装置、復号装置、符号化方法及び復号方法 |
| JP2025178673A JP2026009212A (ja) | 2019-09-11 | 2025-10-23 | 符号化装置、復号装置、符号化方法及び復号方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962898785P | 2019-09-11 | 2019-09-11 | |
| US62/898,785 | 2019-09-11 | ||
| PCT/JP2020/034570 WO2021049642A1 (ja) | 2019-09-11 | 2020-09-11 | 符号化装置、復号装置、符号化方法、および復号方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025008472A Division JP7764641B2 (ja) | 2019-09-11 | 2025-01-21 | 符号化装置、復号装置、符号化方法及び復号方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021049642A1 true JPWO2021049642A1 (https=) | 2021-03-18 |
| JPWO2021049642A5 JPWO2021049642A5 (ja) | 2022-05-24 |
| JP7624926B2 JP7624926B2 (ja) | 2025-01-31 |
Family
ID=74865768
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021545631A Active JP7624926B2 (ja) | 2019-09-11 | 2020-09-11 | 符号化装置、復号装置、符号化方法及び復号方法 |
| JP2025008472A Active JP7764641B2 (ja) | 2019-09-11 | 2025-01-21 | 符号化装置、復号装置、符号化方法及び復号方法 |
| JP2025178673A Pending JP2026009212A (ja) | 2019-09-11 | 2025-10-23 | 符号化装置、復号装置、符号化方法及び復号方法 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025008472A Active JP7764641B2 (ja) | 2019-09-11 | 2025-01-21 | 符号化装置、復号装置、符号化方法及び復号方法 |
| JP2025178673A Pending JP2026009212A (ja) | 2019-09-11 | 2025-10-23 | 符号化装置、復号装置、符号化方法及び復号方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US12477138B2 (https=) |
| EP (1) | EP4030763A4 (https=) |
| JP (3) | JP7624926B2 (https=) |
| CN (5) | CN121217937A (https=) |
| WO (1) | WO2021049642A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021049642A1 (ja) * | 2019-09-11 | 2021-03-18 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法、および復号方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020182815A1 (en) * | 2019-03-11 | 2020-09-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder and decoder, encoding method and decoding method with profile and level dependent coding options |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5234368B2 (ja) * | 2009-09-30 | 2013-07-10 | ソニー株式会社 | 画像処理装置および方法 |
| WO2017143467A1 (en) * | 2016-02-22 | 2017-08-31 | Mediatek Singapore Pte. Ltd. | Localized luma mode prediction inheritance for chroma coding |
| WO2021049642A1 (ja) * | 2019-09-11 | 2021-03-18 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法、および復号方法 |
-
2020
- 2020-09-11 WO PCT/JP2020/034570 patent/WO2021049642A1/ja not_active Ceased
- 2020-09-11 JP JP2021545631A patent/JP7624926B2/ja active Active
- 2020-09-11 CN CN202511319107.7A patent/CN121217937A/zh active Pending
- 2020-09-11 CN CN202511319115.1A patent/CN121217939A/zh active Pending
- 2020-09-11 EP EP20863303.2A patent/EP4030763A4/en active Pending
- 2020-09-11 CN CN202511319112.8A patent/CN121217938A/zh active Pending
- 2020-09-11 CN CN202511319119.XA patent/CN121239866A/zh active Pending
- 2020-09-11 CN CN202080059896.4A patent/CN114731441B/zh active Active
-
2022
- 2022-02-08 US US17/666,932 patent/US12477138B2/en active Active
-
2025
- 2025-01-21 JP JP2025008472A patent/JP7764641B2/ja active Active
- 2025-10-23 JP JP2025178673A patent/JP2026009212A/ja active Pending
- 2025-10-28 US US19/371,133 patent/US20260052266A1/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020182815A1 (en) * | 2019-03-11 | 2020-09-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder and decoder, encoding method and decoding method with profile and level dependent coding options |
| JP2022524110A (ja) * | 2019-03-11 | 2022-04-27 | フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | プロファイルおよびレベル依存コーディングオプションによる符号化器および復号器、符号化方法および復号方法 |
Non-Patent Citations (2)
| Title |
|---|
| BENJAMIN BROSS, ET AL.: ""Versatile Video Coding (Draft 6)"", DOCUMENT: JVET-O2001-VE, [ONLINE], vol. JVET-O2001 (version 14), JPN6024019782, 31 July 2019 (2019-07-31), pages 3 - 10, ISSN: 0005333175 * |
| BENJAMIN BROSS, ET AL.: ""Versatile Video Coding (Draft 6)"", DOCUMENT: JVET-O2001-VE, [ONLINE], vol. JVET-P0203 (version 2), JPN6024051404, 24 September 2019 (2019-09-24), pages 37 - 40, ISSN: 0005491680 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114731441B (zh) | 2025-09-30 |
| WO2021049642A1 (ja) | 2021-03-18 |
| CN121217937A (zh) | 2025-12-26 |
| CN121239866A (zh) | 2025-12-30 |
| CN121217938A (zh) | 2025-12-26 |
| US20220166995A1 (en) | 2022-05-26 |
| JP7624926B2 (ja) | 2025-01-31 |
| CN114731441A (zh) | 2022-07-08 |
| US20260052266A1 (en) | 2026-02-19 |
| CN121217939A (zh) | 2025-12-26 |
| JP7764641B2 (ja) | 2025-11-05 |
| EP4030763A4 (en) | 2022-12-21 |
| JP2025061542A (ja) | 2025-04-10 |
| US12477138B2 (en) | 2025-11-18 |
| EP4030763A1 (en) | 2022-07-20 |
| JP2026009212A (ja) | 2026-01-19 |
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