JPWO2020256105A1 - - Google Patents
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- Publication number
- JPWO2020256105A1 JPWO2020256105A1 JP2021526918A JP2021526918A JPWO2020256105A1 JP WO2020256105 A1 JPWO2020256105 A1 JP WO2020256105A1 JP 2021526918 A JP2021526918 A JP 2021526918A JP 2021526918 A JP2021526918 A JP 2021526918A JP WO2020256105 A1 JPWO2020256105 A1 JP WO2020256105A1
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- 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.)
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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
- H04N19/10—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
- H04N19/169—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
- H04N19/10—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
- H04N19/102—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
- 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
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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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
- 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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
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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
- H04N19/172—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
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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
- H04N19/42—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
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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
- H04N19/42—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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- 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
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
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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
- H04N19/70—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)
- Cleaning And Drying Hair (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019115418 | 2019-06-21 | ||
| JP2019115418 | 2019-06-21 | ||
| PCT/JP2020/024141 WO2020256105A1 (ja) | 2019-06-21 | 2020-06-19 | 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2020256105A1 true JPWO2020256105A1 (https=) | 2020-12-24 |
| JPWO2020256105A5 JPWO2020256105A5 (https=) | 2022-02-03 |
| JP7063416B2 JP7063416B2 (ja) | 2022-05-09 |
Family
ID=74040855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021526918A Active JP7063416B2 (ja) | 2019-06-21 | 2020-06-19 | 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20220116657A1 (https=) |
| JP (1) | JP7063416B2 (https=) |
| CN (1) | CN114128279B (https=) |
| WO (1) | WO2020256105A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20250038829A (ko) * | 2019-06-20 | 2025-03-19 | 가부시키가이샤 제이브이씨 켄우드 | 화상 부호화 장치, 화상 부호화 방법, 컴퓨터 판독가능 기록 매체, 화상 복호 장치, 화상 복호 방법, 격납 방법 및 전송 방법 |
| CN115643413A (zh) * | 2019-06-25 | 2023-01-24 | Jvc建伍株式会社 | 动图像编码装置和方法、以及动图像解码装置和方法 |
| WO2021045071A1 (ja) * | 2019-09-03 | 2021-03-11 | 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 |
| CN114079788B (zh) * | 2020-08-20 | 2024-09-20 | 腾讯科技（深圳）有限公司 | 视频编解码中的运动信息列表构建方法、装置及设备 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017130938A (ja) * | 2014-07-07 | 2017-07-27 | 寰發股▲ふん▼有限公司ＨＦＩ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃ． | イントラブロックコピー検索と補償範囲の方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HUE067847T2 (hu) * | 2011-05-31 | 2024-11-28 | Jvckenwood Corp | Mozgókép kódoló eszköz, mozgókép kódolási eljárás és mozgókép kódoló program, valamint mozgókép dekódoló eszköz, mozgókép dekódoló eljárás és mozgókép dekódoló program |
| WO2016055001A1 (en) * | 2014-10-08 | 2016-04-14 | Mediatek Inc. | Method of block vector clipping and coding for screen content coding and video coding |
| US10812822B2 (en) * | 2015-10-02 | 2020-10-20 | Qualcomm Incorporated | Intra block copy merge mode and padding of unavailable IBC reference region |
| KR102431537B1 (ko) * | 2019-05-16 | 2022-08-12 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 루마 및 크로마 성분에 대한 ibc 전용 버퍼 및 디폴트 값 리프레싱을 사용하는 인코더, 디코더 및 대응하는 방법들 |
| CN113950838B (zh) * | 2019-06-06 | 2026-03-17 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制 |
| US20230007273A1 (en) * | 2019-06-13 | 2023-01-05 | Huawei Technologies Co., Ltd. | Encoder, a decoder and corresponding methods using intra block copy (ibc) dedicated buffer and default value refreshing for luma and chroma component |
| US11070816B2 (en) * | 2019-06-18 | 2021-07-20 | Tencent America LLC | Conversion of decoded block vector for intra picture block compensation |
| KR20250038829A (ko) * | 2019-06-20 | 2025-03-19 | 가부시키가이샤 제이브이씨 켄우드 | 화상 부호화 장치, 화상 부호화 방법, 컴퓨터 판독가능 기록 매체, 화상 복호 장치, 화상 복호 방법, 격납 방법 및 전송 방법 |
| CN114009037B (zh) * | 2019-06-22 | 2025-01-10 | 北京字节跳动网络技术有限公司 | 帧内块复制模式的运动候选列表构建 |
| CN115643413A (zh) * | 2019-06-25 | 2023-01-24 | Jvc建伍株式会社 | 动图像编码装置和方法、以及动图像解码装置和方法 |
-
2020
- 2020-06-19 JP JP2021526918A patent/JP7063416B2/ja active Active
- 2020-06-19 WO PCT/JP2020/024141 patent/WO2020256105A1/ja not_active Ceased
- 2020-06-19 CN CN202080045295.8A patent/CN114128279B/zh active Active
-
2021
- 2021-12-21 US US17/557,201 patent/US20220116657A1/en not_active Abandoned
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017130938A (ja) * | 2014-07-07 | 2017-07-27 | 寰發股▲ふん▼有限公司ＨＦＩ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃ． | イントラブロックコピー検索と補償範囲の方法 |
Non-Patent Citations (2)
| Title |
|---|
| PANG, CHAO ET AL.: "Non-CE2: Zero merging candidates derivation for Intra BC/Inter signalling unification", JOINT COLLABORATIVE TEAM ON VIDEO CODING (JCT-VC) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JCTVC-T0098 (version 2), JPN6020032922, 7 February 2015 (2015-02-07), ISSN: 0004732296 * |
| XU, JUN ET AL.: "On intra block copying in RExt", JOINT COLLABORATIVE TEAM ON VIDEO CODING (JCT-VC) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11, vol. JCTVC-O0232 (version 3), JPN6020032924, 24 October 2013 (2013-10-24), ISSN: 0004732297 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US20220116657A1 (en) | 2022-04-14 |
| WO2020256105A1 (ja) | 2020-12-24 |
| CN114128279A (zh) | 2022-03-01 |
| JP7063416B2 (ja) | 2022-05-09 |
| CN114128279B (zh) | 2025-06-10 |
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