HRP20231270T1 - Postupak i uređaj za enkodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika - Google Patents
Postupak i uređaj za enkodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika Download PDFInfo
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- HRP20231270T1 HRP20231270T1 HRP20231270TT HRP20231270T HRP20231270T1 HR P20231270 T1 HRP20231270 T1 HR P20231270T1 HR P20231270T T HRP20231270T T HR P20231270TT HR P20231270 T HRP20231270 T HR P20231270T HR P20231270 T1 HRP20231270 T1 HR P20231270T1
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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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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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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- H04N19/10—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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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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
- H04N19/103—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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- H04N19/50—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
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- 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
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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
- H04N19/176—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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- H04N19/42—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
- H04N19/436—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 using parallelised computational arrangements
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- 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
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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
- H04N19/50—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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Claims (3)
1. Računalni primijenjen postupak izvođenja najmanje jednog prediktora informacije o pokretu, za enkodiranje i dekodiranje slikovnog dijela slike kompenzacijom pokreta u odnosu na najmanje jedan referentni dio slike, naznačen time što, za navedeni dio slike koji se enkodira ili dekodira, postupak obuhvaća: osiguravanje za obradu:
jednog ili više prvih kandidata za prediktore informacija o pokretu koji sadrže najmanje jednog kandidata za vremenske prediktore informacija o pokretu; i
drugih kandidata za prediktore informacija o pokretu koji sadrže najmanje jednog kandidata za prostorne prediktore informacija o pokretu i isključuju bilo kojeg kandidata za vremenske prediktore informacija o pokretu, pri čemu najmanje jedan od navedenih drugih kandidata za prediktore informacija o pokretu sadrži informaciju o pokretu lijevog bloka u odnosu na dio slike koji se enkodira ili dekodira, u slučaju da su dostupne informacije o pokretu lijevog bloka;
obradu (808, 809) jednog ili više prvih kandidata za prediktore informacija o pokretu, pri čemu navedena obrada obuhvaća skaliranje navedenog jednog ili više prvih kandidata za prediktore informacija o pokretu;
obradu (808, 815, 817) drugih kandidata za prediktore informacija o pokretu; i
dobivanje (819), na osnovu kandidata (818, 814) za prediktore informacija o pokretu koji su rezultat obrade jednog ili više prvih kandidata za prediktore informacija o pokretu i obrade drugih kandidata za prediktore informacija o pokretu, skupa (820) kandidata za prediktore informacija o pokretu koji se mogu koristiti za predikciju navedenog dijela slike iz referentnog dijela slike, pri čemu navedeno dobivanje obuhvaća supresiju duplikata kandidata za prediktore informacija o pokretu;
pri čemu obrada drugih kandidata za prediktore informacija o pokretu obuhvaća isključivanje jednog ili više duplikata iz redova drugih kandidata za prediktore informacija o pokretu, u slučaju kada su jedan ili više drugih kandidata za prediktore informacija o pokretu isti (816), i generiranje (717, 817) jednog ili više dodatnih kandidata za prediktore informacija o pokretu na osnovu jednog ili više drugih kandidata za prediktore informacija o pokretu iz kojih je isključen jedan ili više duplikata.
2. Uređaj za izvođenje najmanje jednog kandidata za prediktore informacija o pokretu, za enkodiranje ili dekodiranje slikovnog dijela slike kompenzacijom pokreta u odnosu na najmanje jedan referentni dio slike, pri čemu uređaj sadrži:
sredstva za dobivanje, konfigurirana za dobivanje:
jednog ili više prvih kandidata za prediktore informacija o pokretu koji sadrže najmanje jednog kandidata za vremenske prediktore informacija o pokretu; i
drugih kandidata za prediktore informacija o pokretu koji sadrže najmanje jednog kandidata za prostorne prediktore informacija o pokretu i isključuju bilo kojeg kandidata za vremenske prediktore informacija o pokretu, pri čemu najmanje jedan od navedenih drugih kandidata za prediktore informacija o pokretu sadrži informaciju o pokretu lijevog bloka u odnosu na dio slike koji se enkodira ili dekodira, u slučaju da su dostupne informacije o pokretu lijevog bloka;
prvo sredstvo (808, 809) za obradu konfigurirano za obradu jednog ili više prvih kandidata za prediktore informacija o pokretu, pri čemu navedena obrada obuhvaća skaliranje navedenog jednog ili više prvih kandidata za prediktore informacija o pokretu;
i
drugo sredstvo (808, 815, 817) za obradu, konfigurirano za obradu drugih kandidata za prediktore informacija o pokretu; i
sredstvo (819) za dobivanje skupa, konfigurirano za dobivanje, na osnovu kandidata (818, 814) za prediktore informacija o pokretu koji su rezultat obrade jednog ili više prvih kandidata za prediktore informacija o pokretu i obrade drugih kandidata za prediktore informacija o pokretu, skupa (820) kandidata za prediktore informacija o pokretu koji se mogu koristiti za predikciju navedenog dijela slike iz referentnog dijela slike, pri čemu navedeno dobivanje skupa obuhvaća supresiju duplikata kandidata za prediktore informacija o pokretu;
pri čemu je drugo sredstvo za obradu funkcionalno za isključivanje jednog ili više duplikata iz redova drugih kandidata za prediktore informacija o pokretu, u slučaju kada su jedan ili više drugih kandidata za prediktore informacija o pokretu isti, i generiranje jednog ili više dodatnih kandidata za prediktore informacija o pokretu na osnovu jednog ili više drugih kandidata za prediktore informacija o pokretu iz kojih je isključen jedan ili više duplikata.
3. Računalni program koji sadrži instrukcije koje, kada se program izvodi od strane računala, dovode do toga da računalo izvodi postupak prema patentnom zahtjevu 1.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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GB1114184.3A GB2493755B (en) | 2011-08-17 | 2011-08-17 | Method and device for encoding a sequence of images and method and device for decoding a sequence of images |
EP20205749.3A EP3806468B1 (en) | 2011-08-17 | 2012-08-16 | Method and device for encoding a sequence of images and method and device for decoding a sequence of images |
Publications (1)
Publication Number | Publication Date |
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HRP20231270T1 true HRP20231270T1 (hr) | 2024-02-02 |
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Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
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HRP20231726TT HRP20231726T1 (hr) | 2011-08-17 | 2012-08-16 | Postupak i uređaj za kodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika |
HRP20231270TT HRP20231270T1 (hr) | 2011-08-17 | 2012-08-16 | Postupak i uređaj za enkodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika |
HRP20240008TT HRP20240008T1 (hr) | 2011-08-17 | 2012-08-16 | Postupak i uređaj za kodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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HRP20231726TT HRP20231726T1 (hr) | 2011-08-17 | 2012-08-16 | Postupak i uređaj za kodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika |
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HRP20240008TT HRP20240008T1 (hr) | 2011-08-17 | 2012-08-16 | Postupak i uređaj za kodiranje sekvence slika i postupak i uređaj za dekodiranje sekvence slika |
Country Status (16)
Country | Link |
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US (7) | US10306256B2 (hr) |
EP (5) | EP3806468B1 (hr) |
JP (5) | JP6109170B2 (hr) |
KR (6) | KR101617740B1 (hr) |
CN (7) | CN103748880B (hr) |
BR (2) | BR122020002131B8 (hr) |
ES (5) | ES2954263T3 (hr) |
GB (1) | GB2493755B (hr) |
HR (3) | HRP20231726T1 (hr) |
HU (5) | HUE054992T2 (hr) |
PL (5) | PL3806470T3 (hr) |
PT (3) | PT3806469T (hr) |
RS (3) | RS64982B1 (hr) |
RU (5) | RU2589402C2 (hr) |
TR (1) | TR201908328T4 (hr) |
WO (1) | WO2013023785A2 (hr) |
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US10368083B2 (en) * | 2016-02-15 | 2019-07-30 | Qualcomm Incorporated | Picture order count based motion vector pruning |
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EP3811613A2 (en) | 2018-06-21 | 2021-04-28 | Telefonaktiebolaget LM Ericsson (publ) | Flexible tile partitions |
US11711530B2 (en) | 2018-06-21 | 2023-07-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Tile shuffling for 360 degree video decoding |
EP3791588A1 (en) | 2018-06-29 | 2021-03-17 | Beijing Bytedance Network Technology Co. Ltd. | Checking order of motion candidates in lut |
CN110662052B (zh) | 2018-06-29 | 2022-07-08 | 北京字节跳动网络技术有限公司 | 更新查找表(lut)的条件 |
AU2019293670B2 (en) | 2018-06-29 | 2023-06-08 | Beijing Bytedance Network Technology Co., Ltd. | Update of look up table: FIFO, constrained FIFO |
EP3791585A1 (en) | 2018-06-29 | 2021-03-17 | Beijing Bytedance Network Technology Co. Ltd. | Partial/full pruning when adding a hmvp candidate to merge/amvp |
CN114900694A (zh) | 2018-06-29 | 2022-08-12 | 抖音视界(北京)有限公司 | 哪个查找表需要更新或不更新 |
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CN110677667B (zh) | 2018-07-02 | 2022-06-07 | 北京字节跳动网络技术有限公司 | 查找表的使用 |
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TWI829386B (zh) * | 2018-12-28 | 2024-01-11 | 日商Jvc建伍股份有限公司 | 影像編碼裝置、影像編碼方法、影像編碼程式、影像解碼裝置、影像解碼方法及影像解碼程式 |
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