KR20220091371A - 수정된 비디오의 인코딩 - Google Patents

수정된 비디오의 인코딩 Download PDF

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Publication number
KR20220091371A
KR20220091371A KR1020210166131A KR20210166131A KR20220091371A KR 20220091371 A KR20220091371 A KR 20220091371A KR 1020210166131 A KR1020210166131 A KR 1020210166131A KR 20210166131 A KR20210166131 A KR 20210166131A KR 20220091371 A KR20220091371 A KR 20220091371A
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South Korea
Prior art keywords
image frames
encoded image
encoded
input image
source
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KR1020210166131A
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English (en)
Korean (ko)
Inventor
위안 송
에드팜 빅터
브란젠 라스
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엑시스 에이비
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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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
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    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
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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
    • H04N19/172—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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    • H04N19/42—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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    • H04N21/23424—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for inserting or substituting an advertisement
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    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
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    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
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    • H—ELECTRICITY
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    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
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    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H04N21/4353—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream involving decryption of additional data
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    • 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
    • H04N21/44016—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 splicing one content stream with another content stream, e.g. for substituting a video clip
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    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management e.g. creating a master electronic programme guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
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    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
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    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
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    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9262—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using predictive coding

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Marketing (AREA)
  • Business, Economics & Management (AREA)
  • Computing Systems (AREA)
  • Astronomy & Astrophysics (AREA)
  • Technology Law (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
KR1020210166131A 2020-12-23 2021-11-26 수정된 비디오의 인코딩 Ceased KR20220091371A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20216915.7A EP4020998A1 (en) 2020-12-23 2020-12-23 Encoding of modified video
EP20216915.7 2020-12-23

Publications (1)

Publication Number Publication Date
KR20220091371A true KR20220091371A (ko) 2022-06-30

Family

ID=73857052

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020210166131A Ceased KR20220091371A (ko) 2020-12-23 2021-11-26 수정된 비디오의 인코딩

Country Status (6)

Country Link
US (1) US12010320B2 (enExample)
EP (1) EP4020998A1 (enExample)
JP (1) JP7641215B2 (enExample)
KR (1) KR20220091371A (enExample)
CN (1) CN114666589B (enExample)
TW (1) TWI874738B (enExample)

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* Cited by examiner, † Cited by third party
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US11790694B1 (en) * 2021-02-17 2023-10-17 Bank Of America Corporation Video player for secured video stream
EP4270940B1 (en) * 2022-04-26 2024-10-30 Axis AB Ptz masking control
US20240004968A1 (en) * 2022-06-30 2024-01-04 Bank Of America Corporation Audio and/or Physical Electronic Privacy System
EP4387247B1 (en) * 2022-12-15 2025-11-26 Axis AB Editable video data signed on decompressed data
EP4407981B1 (en) * 2023-01-30 2025-04-16 Axis AB A transmitter, a receiver and methods therein for validation of a video sequence
SE548244C2 (en) 2024-01-31 2026-04-30 Livearena Tech Ab Method and device for producing a video stream with user authentication
EP4622261A1 (en) * 2024-03-21 2025-09-24 Axis AB Method for signing an encoded video stream using a plurality of devices, and a corresponding authentication method
US20260155992A1 (en) * 2024-11-29 2026-06-04 American Express Travel Related Services Company, Inc. Content integrity verification
US20260172642A1 (en) * 2024-12-17 2026-06-18 Livearena Technologies Inc. System, computer program product and method for transferring a video stream

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
US9532001B2 (en) 2008-07-10 2016-12-27 Avaya Inc. Systems, methods, and media for providing selectable video using scalable video coding
JP6242916B2 (ja) * 2013-01-21 2017-12-06 ドルビー ラボラトリーズ ライセンシング コーポレイション メタデータのトランスコード
US9589543B2 (en) * 2015-03-18 2017-03-07 Intel Corporation Static frame image quality improvement for sink displays
WO2016180486A1 (en) 2015-05-12 2016-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Composite scalable video streaming
US10297126B2 (en) * 2015-09-16 2019-05-21 Sensormatic Electronics, LLC Privacy masking video content of alarm exceptions and mask verification
US10122781B2 (en) * 2016-01-29 2018-11-06 Roku Inc. Selection of video segments for adaptive streaming
GB2551199B (en) * 2016-06-10 2019-12-18 Advanced Risc Mach Ltd Video data processing system
US10652594B2 (en) * 2016-07-07 2020-05-12 Time Warner Cable Enterprises Llc Apparatus and methods for presentation of key frames in encrypted content
EP3591972A1 (en) 2018-07-02 2020-01-08 Axis AB Method and system for encoding video with overlay
EP3672244B1 (en) * 2018-12-20 2020-10-28 Axis AB Methods and devices for encoding and decoding a sequence of image frames in which the privacy of an object is protected

Also Published As

Publication number Publication date
CN114666589A (zh) 2022-06-24
JP2022100261A (ja) 2022-07-05
US20220201312A1 (en) 2022-06-23
CN114666589B (zh) 2026-07-17
EP4020998A1 (en) 2022-06-29
TW202226841A (zh) 2022-07-01
JP7641215B2 (ja) 2025-03-06
TWI874738B (zh) 2025-03-01
US12010320B2 (en) 2024-06-11

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