HRP20230707T1 - Dimenzionieranje podslike kod kodiranja videa - Google Patents

Dimenzionieranje podslike kod kodiranja videa Download PDF

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HRP20230707T1
HRP20230707T1 HRP20230707TT HRP20230707T HRP20230707T1 HR P20230707 T1 HRP20230707 T1 HR P20230707T1 HR P20230707T T HRP20230707T T HR P20230707TT HR P20230707 T HRP20230707 T HR P20230707T HR P20230707 T1 HRP20230707 T1 HR P20230707T1
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Ye-Kui Wang
Fnu HENDRY
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Huawei Technologies Co., Ltd.
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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
    • H04N19/436—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
    • 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
    • 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
    • H—ELECTRICITY
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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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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    • 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
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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
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    • 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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    • 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
    • H—ELECTRICITY
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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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    • H04N19/184—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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    • H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
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    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/29—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding involving scalability at the object level, e.g. video object layer [VOL]
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    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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    • H04N19/46—Embedding additional information in the video signal during the compression process
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    • 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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    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Television Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Studio Circuits (AREA)
  • Control Of El Displays (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Claims (15)

1. Postupak kojeg provodi dekoder, naznačen time što se postupak sastoji u: primanju, u prijemniku dekodera, bitovnog toka koji sadrži podatke iz jedne ili više podslika razdijeljenih iz slike na takav način da prva podslika sadrži širinu podslike koja nije cjelobrojni višekratnik veličine jedinice kodnog stabla (CTU) kada prva podslika uključuje desnu granicu koja se poklapa s desnom granicom slike; gdje bitovni tok sadrži skup parametara niza (SPS), gdje SPS sadrži potpuni skup svih ID podslika za jednu ili više podslika, te gdje SPS dodatno sadrži veličinu podslike i lokaciju podslike koja se odnosi na svaku od jedne ili više podslika; analiziranju, u procesoru dekodera, SPS kako bi se dobilo ID podslike, veličinu podslike i lokaciju podslike za svaku od jedne ili više podslika; dekodiranju, u procesoru, jedne ili više podslika kako bi se načinilo video niz iz bitovnog toka.
2. Postupak u skladu s patentnim zahtjevom 1, naznačen time što druga podslika sadrži visinu podslike koja je cjelobrojni višekratnik veličine CTU kada druga podslika uključuje donju granicu koja se ne poklapa s donjom granicom slike.
3. Postupak u skladu s bilo kojim od patentnih zahtjeva 1-2, naznačen time što treća podslika sadrži širinu podslike koja je cijeli broj veličina CTU kada treća podslika uključuje desnu granicu koja se ne poklapa s desnom granicom slike.
4. Postupak u skladu s bilo kojim od patentnih zahtjeva 1-3, naznačen time što četvrta podslika sadrži visinu podslike koja nije cjelobrojni višekratnik veličine CTU kada četvrta podslika uključuje donju granicu koja se poklapa s donjom granicom slike.
5. Postupak u skladu s bilo kojim od patentnih zahtjeva 1-4, naznačen time što slika uključuje širinu slike koja nije cjelobrojni višekratnik veličine CTU.
6. Postupak u skladu s bilo kojim od patentnih zahtjeva 1-5, naznačen time što slika uključuje visinu slike koja nije cjelobrojni višekratnik veličine CTU.
7. Postupak u skladu s bilo kojim od patentnih zahtjeva 1-6, naznačen time što se veličinu CTU mjeri u jedinicama uzoraka luminantnosti.
8. Postupak kojeg provodi koder, naznačen time što se postupak sastoji u: razdjeljivanju, u procesoru kodera, slike u više podslika na takav način da prva podslika sadrži širinu podslike koja nije cjelobrojni višekratnik veličine jedinice kodnog stabla (CTU) kada prva podslika uključuje desnu granicu koja se poklapa s desnom granicom slike; gdje bitovni tok sadrži skup parametara niza (SPS); kodiranju, u procesoru, jedne ili više podslika u bitovni tok; kodiranju, u procesoru, skupa parametara niza (SPS) u bitovni tok, gdje SPS sadrži popis ID podslika za svaku od jedne ili više podslika, te gdje SPS dodatno sadrži veličinu podslike i lokaciju podslike koja se odnosi na svaku od jedne ili više podslika.
9. Postupak u skladu s patentnim zahtjevom 8, naznačen time što postupak dodatno uključuje: pohranjivanje, u memoriju kodera, bitovnog toka radi komuniciranja prema dekoderu.
10. Trajni računalo čitljivi medij koji sadrži računalni programski proizvod namijenjen upotrebi u uređaju za kodiranje videa, naznačen time što računalni programski proizvod sadrži upute koje može izvršiti računalo spremljene na trajnom računalo čitljivom mediju, tako da kada ih izvršava procesor uzrokuju da uređaj za kodiranje videa provede postupak u skladu s bilo kojim od patentnih zahtjeva 1-9.
11. Dekoder, naznačen time što sadrži: jedinicu za primanje, konfiguriranu za primanje bitovnog toka koji sadrži podatke iz jedne ili više podslika razdijeljenih iz slike na takav način da prva podslika sadrži širinu podslike koja nije cjelobrojni višekratnik veličine jedinice kodnog stabla (CTU) kada prva podslika uključuje desnu granicu koja se poklapa s desnom granicom slike; gdje bitovni tok sadrži skup parametara niza (SPS), gdje SPS sadrži popis ID podslika za svaku od jedne ili više podslika, te gdje SPS dodatno sadrži veličinu podslike i lokaciju podslike koja se odnosi na svaku od jedne ili više podslika; jedinica za analiziranje, konfigurirana za analiziranje SPS kako bi se dobilo ID podslike, veličinu podslike i lokaciju podslike, za svaku od jedne ili više podslika; jedinicu za generiranje, konfiguriranu za generiranje jedne ili više podslika kako bi se načinilo video niz iz bitovnog toka.
12. Koder, naznačen time što sadrži: jedinicu za razdjeljivanje, konfiguriranu za razdjeljivanje slike u više podslika na takav način da prva podslika sadrži širinu podslike koja nije cjelobrojni višekratnik veličine jedinice kodnog stabla (CTU) kada prva podslika uključuje desnu granicu koja se poklapa s desnom granicom slike; gdje bitovni tok sadrži skup parametara niza (SPS); jedinicu za kodiranje, konfiguriranu za kodiranje jedne ili više podslika u bitovni tok; jedinicu za kodiranje, konfiguriranu za kodiranje skupa parametara niza (SPS) u bitovni tok, gdje SPS sadrži popis ID podslika za svaku od jedne ili više podslika, te gdje SPS dodatno sadrži veličinu podslike i lokaciju podslike koja se odnosi na svaku od jedne ili više podslika.
13. Koder u skladu s patentnim zahtjevom 12, naznačen time što koder dodatno sadrži: jedinica za pohranu, konfigurirana za pohranjivanje bitovnog toka radi komuniciranja prema dekoderu.
14. Bitovni tok, naznačen time što sadrži jednu ili više podslika razdijeljenih iz slike na takav način da prva podslika sadrži širinu podslike koja nije cjelobrojni višekratnik veličine jedinice kodnog stabla (CTU) kada prva podslika uključuje desnu granicu koja se poklapa s desnom granicom slike; gdje bitovni tok dodatno sadrži skup parametara niza (SPS), gdje SPS sadrži popis ID podslika za svaku od jedne ili više podslika, te gdje SPS dodatno sadrži veličinu podslike i lokaciju podslike koja se odnosi na svaku od jedne ili više podslika.
15. Računalni programski proizvod, naznačen time što sadrži programski kod koji služi za provođenje postupka u skladu s bilo kojim od patentnih zahtjeva 1 do 9 kada ga se izvršava na računalu ili procesoru.
HRP20230707TT 2019-01-09 2020-01-09 Dimenzionieranje podslike kod kodiranja videa HRP20230707T1 (hr)

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US201962790207P 2019-01-09 2019-01-09
EP20738971.9A EP3906665B1 (en) 2019-01-09 2020-01-09 Sub-picture sizing in video coding
PCT/US2020/012910 WO2020146616A1 (en) 2019-01-09 2020-01-09 Sub-picture sizing in video coding

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HRP20230702TT HRP20230702T1 (hr) 2019-01-09 2020-01-09 Signaliziranje identifikatora podslike kod kodiranja videa
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