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GB2620994B - Encoding and decoding of pre-processing renditions of input videos - Google Patents

Encoding and decoding of pre-processing renditions of input videos Download PDF

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Publication number
GB2620994B
GB2620994B GB2212203.0A GB202212203A GB2620994B GB 2620994 B GB2620994 B GB 2620994B GB 202212203 A GB202212203 A GB 202212203A GB 2620994 B GB2620994 B GB 2620994B
Authority
GB
United Kingdom
Prior art keywords
renditions
decoding
encoding
processing
input videos
Prior art date
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.)
Active
Application number
GB2212203.0A
Other versions
GB2620994A (en
GB202212203D0 (en
Inventor
Ferrara Simone
Marcolongo Pierdavide
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
V Nova International Ltd
Original Assignee
V Nova International Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by V Nova International Ltd filed Critical V Nova International Ltd
Priority to GB2212203.0A priority Critical patent/GB2620994B/en
Publication of GB202212203D0 publication Critical patent/GB202212203D0/en
Priority to PCT/GB2023/052188 priority patent/WO2024042319A1/en
Priority to CN202380073128.8A priority patent/CN120419189A/en
Priority to GB2504196.3A priority patent/GB2638920A/en
Priority to EP23764370.5A priority patent/EP4578186A1/en
Publication of GB2620994A publication Critical patent/GB2620994A/en
Application granted granted Critical
Publication of GB2620994B publication Critical patent/GB2620994B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234309—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440227—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by decomposing into layers, e.g. base layer and one or more enhancement layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/44029—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display for generating different versions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
GB2212203.0A 2022-08-22 2022-08-22 Encoding and decoding of pre-processing renditions of input videos Active GB2620994B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB2212203.0A GB2620994B (en) 2022-08-22 2022-08-22 Encoding and decoding of pre-processing renditions of input videos
PCT/GB2023/052188 WO2024042319A1 (en) 2022-08-22 2023-08-22 Encoding and decoding of pre-processing renditions of input videos
CN202380073128.8A CN120419189A (en) 2022-08-22 2023-08-22 Encoding and decoding of pre-processed reproduction of input video
GB2504196.3A GB2638920A (en) 2022-08-22 2023-08-22 Encoding and decoding of pre-processing renditions of input videos
EP23764370.5A EP4578186A1 (en) 2022-08-22 2023-08-22 Encoding and decoding of pre-processing renditions of input videos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2212203.0A GB2620994B (en) 2022-08-22 2022-08-22 Encoding and decoding of pre-processing renditions of input videos

Publications (3)

Publication Number Publication Date
GB202212203D0 GB202212203D0 (en) 2022-10-05
GB2620994A GB2620994A (en) 2024-01-31
GB2620994B true GB2620994B (en) 2024-07-24

Family

ID=83902289

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2212203.0A Active GB2620994B (en) 2022-08-22 2022-08-22 Encoding and decoding of pre-processing renditions of input videos
GB2504196.3A Pending GB2638920A (en) 2022-08-22 2023-08-22 Encoding and decoding of pre-processing renditions of input videos

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2504196.3A Pending GB2638920A (en) 2022-08-22 2023-08-22 Encoding and decoding of pre-processing renditions of input videos

Country Status (4)

Country Link
EP (1) EP4578186A1 (en)
CN (1) CN120419189A (en)
GB (2) GB2620994B (en)
WO (1) WO2024042319A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119494770A (en) * 2023-08-15 2025-02-21 华为技术有限公司 Image processing method and device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2685738A1 (en) * 2012-07-10 2014-01-15 Broadcom Corporation Real-time video coding system of multiple temporally scaled video and of multiple profile and standards based on shared video coding information
US20170295382A1 (en) * 2016-04-07 2017-10-12 Dolby Laboratories Licensing Corporation Backward-compatible hdr codecs with temporal scalability
WO2022070163A1 (en) * 2020-10-02 2022-04-07 Imax Corporation Enhancing image data for different types of displays

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012004709A1 (en) * 2010-07-06 2012-01-12 Koninklijke Philips Electronics N.V. Generation of high dynamic range images from low dynamic range images
WO2017015397A1 (en) * 2015-07-22 2017-01-26 Dolby Laboratories Licensing Corporation Video coding and delivery with both spatial and dynamic range scalability
US11632560B2 (en) 2017-12-06 2023-04-18 V-Nova International Limited Methods and apparatuses for encoding and decoding a bytestream
CN116668742A (en) * 2018-10-09 2023-08-29 V-诺瓦国际有限公司 Video signal enhancement decoder with multi-level enhancement and scalable coding formats
GB2618720B (en) 2019-03-20 2024-03-13 V Nova Int Ltd Low complexity enhancement video coding
EP3942809A1 (en) 2019-03-20 2022-01-26 V-Nova International Ltd Rate control for a video encoder
GB2599341B (en) 2020-07-28 2024-10-09 V Nova Int Ltd Management system for multilayer encoders and decoders and method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2685738A1 (en) * 2012-07-10 2014-01-15 Broadcom Corporation Real-time video coding system of multiple temporally scaled video and of multiple profile and standards based on shared video coding information
US20170295382A1 (en) * 2016-04-07 2017-10-12 Dolby Laboratories Licensing Corporation Backward-compatible hdr codecs with temporal scalability
WO2022070163A1 (en) * 2020-10-02 2022-04-07 Imax Corporation Enhancing image data for different types of displays

Also Published As

Publication number Publication date
GB2620994A (en) 2024-01-31
GB2638920A (en) 2025-09-03
WO2024042319A1 (en) 2024-02-29
GB202212203D0 (en) 2022-10-05
EP4578186A1 (en) 2025-07-02
GB202504196D0 (en) 2025-05-07
CN120419189A (en) 2025-08-01

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