CA2924397C - Signaling for sub-decoded picture buffer (sub-dpb) based dpb operations in video coding - Google Patents

Signaling for sub-decoded picture buffer (sub-dpb) based dpb operations in video coding Download PDF

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Publication number
CA2924397C
CA2924397C CA2924397A CA2924397A CA2924397C CA 2924397 C CA2924397 C CA 2924397C CA 2924397 A CA2924397 A CA 2924397A CA 2924397 A CA2924397 A CA 2924397A CA 2924397 C CA2924397 C CA 2924397C
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sub
layer
layers
dpb
output layer
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French (fr)
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CA2924397A1 (en
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Adarsh Krishnan RAMASUBRAMONIAN
Ye-Kui Wang
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • 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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CA2924397A 2013-10-10 2014-10-09 Signaling for sub-decoded picture buffer (sub-dpb) based dpb operations in video coding Active CA2924397C (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361889515P 2013-10-10 2013-10-10
US61/889,515 2013-10-10
US201361890841P 2013-10-14 2013-10-14
US61/890,841 2013-10-14
US14/509,797 US9819941B2 (en) 2013-10-10 2014-10-08 Signaling for sub-decoded picture buffer (sub-DPB) based DPB operations in video coding
US14/509,797 2014-10-08
PCT/US2014/059925 WO2015054509A1 (en) 2013-10-10 2014-10-09 Signaling for sub-decoded picture buffer (sub-dpb) based dpb operations in video coding

Publications (2)

Publication Number Publication Date
CA2924397A1 CA2924397A1 (en) 2015-04-16
CA2924397C true CA2924397C (en) 2020-01-28

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CA2924397A Active CA2924397C (en) 2013-10-10 2014-10-09 Signaling for sub-decoded picture buffer (sub-dpb) based dpb operations in video coding

Country Status (11)

Country Link
US (1) US9819941B2 (https=)
EP (1) EP3056003B1 (https=)
JP (1) JP6400691B2 (https=)
KR (1) KR101904625B1 (https=)
CN (1) CN105637878B (https=)
BR (1) BR112016007916B1 (https=)
CA (1) CA2924397C (https=)
ES (1) ES2780688T3 (https=)
HU (1) HUE047141T2 (https=)
TW (1) TWI652940B (https=)
WO (1) WO2015054509A1 (https=)

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WO2020249530A1 (en) * 2019-06-14 2020-12-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Layered video data stream
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WO2021137597A1 (ko) * 2019-12-30 2021-07-08 엘지전자 주식회사 Ols에 대한 dpb 파라미터를 사용하는 영상 디코딩 방법 및 그 장치
WO2021137589A1 (ko) * 2019-12-30 2021-07-08 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
CN115244932B (zh) * 2019-12-30 2025-08-15 Lg电子株式会社 用于对dpb参数进行编码的图像解码方法及其装置
KR102853340B1 (ko) * 2019-12-30 2025-08-29 엘지전자 주식회사 Dpb 관리 프로세스를 포함하는 영상 디코딩 방법 및 그 장치
CN119676439A (zh) 2019-12-30 2025-03-21 Lg电子株式会社 图像解码设备、图像编码设备和比特流发送设备
EP4074024A4 (en) 2020-01-09 2023-04-05 ByteDance Inc. SIGNALING THE PRESENCE OF INTER-LAYER REFERENCE IMAGES
US11272214B2 (en) * 2020-01-27 2022-03-08 Tencent America LLC Method for picture output with output layer set
CN120455693A (zh) * 2020-02-07 2025-08-08 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法及解码方法
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KR20230008795A (ko) * 2020-05-04 2023-01-16 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
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Also Published As

Publication number Publication date
JP6400691B2 (ja) 2018-10-03
HUE047141T2 (hu) 2020-04-28
BR112016007916B1 (pt) 2023-05-02
US20150103884A1 (en) 2015-04-16
EP3056003B1 (en) 2019-12-25
EP3056003A1 (en) 2016-08-17
KR101904625B1 (ko) 2018-10-04
CA2924397A1 (en) 2015-04-16
US9819941B2 (en) 2017-11-14
TW201531096A (zh) 2015-08-01
BR112016007916A2 (https=) 2017-08-01
KR20160068805A (ko) 2016-06-15
CN105637878B (zh) 2019-06-11
CN105637878A (zh) 2016-06-01
JP2016539537A (ja) 2016-12-15
TWI652940B (zh) 2019-03-01
WO2015054509A1 (en) 2015-04-16
ES2780688T3 (es) 2020-08-26

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