[go: up one dir, main page]

Wong et al., 2020 - Google Patents

Lightweight authentication for MP4 format container using subtitle track

Wong et al., 2020

View PDF
Document ID
4575257139988273716
Author
Wong K
Chan C
Maungmaung A
Publication year
Publication venue
IEICE TRANSACTIONS on Information and Systems

External Links

Snippet

With massive utilization of video in every aspect of our daily lives, managing videos is crucial and demanding. The rich literature of data embedding has proven its viability in managing as well as enriching videos and other multimedia contents, but conventional methods are …
Continue reading at www.jstage.jst.go.jp (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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 content streams, manipulating MPEG-4 scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of content streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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 content streams, manipulating MPEG-4 scene graphs
    • H04N21/23412—Processing of video elementary streams, e.g. splicing of content streams, manipulating MPEG-4 scene graphs for generating or manipulating the scene composition of objects, e.g. MPEG-4 objects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content Authoring
    • H04N21/8547—Content Authoring involving timestamps for synchronizing content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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, synchronizing 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, rendering scenes according to MPEG-4 scene graphs
    • H04N21/44012—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving rendering scenes according to scene graphs, e.g. MPEG-4 scene graphs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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, synchronizing decoder's clock; Client middleware
    • H04N21/4302—Content synchronization processes, e.g. decoder synchronization
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data, processing content descriptors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television, VOD [Video On Demand]
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic or multiview television systems; Details thereof
    • H04N13/0003—Stereoscopic image signal coding, multiplexing, processing, recording or transmission
    • H04N13/0062—Stereoscopic image signal coding, multiplexing, processing, recording or transmission the image signal comprising non-image signal components, e.g. metadata, headers, format information or subtitles
    • H04N13/0066—Stereoscopic image signal coding, multiplexing, processing, recording or transmission the image signal comprising non-image signal components, e.g. metadata, headers, format information or subtitles metadata
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic or multiview television systems; Details thereof
    • H04N13/0003—Stereoscopic image signal coding, multiplexing, processing, recording or transmission
    • H04N13/0048—Encoding, multiplexing or demultiplexing different image signal components in stereoscopic image signals

Similar Documents

Publication Publication Date Title
KR101107815B1 (en) Media stream recording into a reception hint track of a multimedia container file
CN105103540B (en) Document generating method, file creating apparatus and recording medium
US9113178B2 (en) Streaming distributing device and method, streaming receiving device and method, streaming system, program, and recording medium
AU2007205046B2 (en) Dynamic media serving infrastructure
US20080252719A1 (en) Apparatus, method, and system for generating stereo-scopic image file based on media standards
US11985344B2 (en) Method and apparatus for providing a sign language video along with a primary video on different channels
EP2474114A1 (en) Method and system for simultaneous recording of multiple programs on a dvr
EP2145471A1 (en) Storage/playback method and apparatus for mpeg-2 transport stream based on iso base media file format
KR101257386B1 (en) System and Method for 3D Multimedia Contents Service using Multimedia Application File Format
CN103069812A (en) Method and device for providing segment-based multimedia streaming service, method and device for receiving segment-based multimedia streaming service
Wong et al. Lightweight authentication for MP4 format container using subtitle track
CN113099282B (en) Data processing method, device and equipment
US7778526B2 (en) System and method for maintaining DVD-subpicture streams upon conversion to higher compressed data format
KR101343527B1 (en) Method for Producing and playing Digital Cinema Contents and Apparatus for producing and playing digital cinema contents using the method
WO2011159602A1 (en) Method and apparatus for encapsulating coded multi-component video
Maung et al. Authentication of mp4 file by perceptual hash and data hiding
CN102123327B (en) Method for embedding and extracting digital watermark based on streaming media non-key frame
EP3821614A1 (en) An apparatus, a method and a computer program for video coding and decoding
CN1846439B (en) Method and device for distributing AV content in downloadable file format
Lin et al. Universal MPEG content access using compressed-domain system stream editing techniques
MaungMaung et al. Reversible data hiding methods based on audio and video synchronization in mp4 container
KR101995270B1 (en) Method and apparatus for playing video data
KR20080064399A (en) MP4 demultiplexer and its operation method
Chan et al. Data hiding in MP4 video container based on subtitle track
WO2014033504A1 (en) Method and system for segmenting and separately package audio, video, subtitle and metadata