[go: up one dir, main page]

Brock et al., 2010 - Google Patents

Audio-video synchronization for post-production over managed wide-area networks

Brock et al., 2010

Document ID
10809415262798565306
Author
Brock N
Daniels M
Morris S
Otto P
Publication year
Publication venue
Audio Engineering Society Convention 128

External Links

Snippet

ABSTRACT A persistent challenge with enabling remote collaboration for cinema post- production is synchronizing audio and video assets. This paper details efforts to guarantee that the sound quality and audio-video synchronization over networked collaborative …
Continue reading at www.aes.org (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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements or protocols for real-time communications
    • H04L65/60—Media handling, encoding, streaming or conversion
    • H04L65/601—Media manipulation, adaptation or conversion
    • H04L65/605—Media manipulation, adaptation or conversion intermediate
    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a Uniform Resource Locator [URL] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetized elementary stream
    • H04N21/2368—Multiplexing of audio and video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements or protocols for real-time communications
    • H04L65/60—Media handling, encoding, streaming or conversion
    • H04L65/601—Media manipulation, adaptation or conversion
    • H04L65/604—Media manipulation, adaptation or conversion at the destination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements or protocols for real-time communications
    • H04L65/40—Services or applications
    • H04L65/4007—Services involving a main real-time session and one or more additional parallel sessions
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements or protocols for real-time communications
    • H04L65/40—Services or applications
    • H04L65/4069—Services related to one way streaming
    • H04L65/4076—Multicast or broadcast
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements or protocols for real-time communications
    • H04L65/40—Services or applications
    • H04L65/403—Arrangements for multiparty communication, e.g. conference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements or protocols for real-time communications
    • H04L65/60—Media handling, encoding, streaming or conversion
    • H04L65/608—Streaming protocols, e.g. RTP or RTCP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L29/00—Arrangements, apparatus, circuits or systems, not covered by a single one of groups H04L1/00 - H04L27/00 contains provisionally no documents
    • H04L29/02—Communication control; Communication processing contains provisionally no documents
    • H04L29/06—Communication control; Communication processing contains provisionally no documents characterised by a protocol
    • H04L29/0602—Protocols characterised by their application
    • H04L29/06027—Protocols for multimedia communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems

Similar Documents

Publication Publication Date Title
Sawchuk et al. From remote media immersion to distributed immersive performance
US10911501B2 (en) Collaborative session over a network
US20080065925A1 (en) System and methods for synchronizing performances of geographically-disparate performers
US20120050456A1 (en) System and method for producing a performance via video conferencing in a network environment
US8918541B2 (en) Synchronization of audio and video signals from remote sources over the internet
US8301790B2 (en) Synchronization of audio and video signals from remote sources over the internet
JP4559050B2 (en) Synchronous playback of media data packets
US7434154B2 (en) Systems and methods for synchronizing media rendering
Shimizu et al. International real-time streaming of 4K digital cinema
Van Deventer et al. Standards for multi-stream and multi-device media synchronization
Ubik et al. Ultra-low-latency video transmissions for delay sensitive collaboration
Chew et al. Musical interaction at a distance: Distributed immersive performance
Moir et al. Real-Time, Remote, Interactive Recording Sessions: Music Production Without Boundaries
JP2020198510A (en) Synchronous control device, synchronous control method, and synchronous control program
Ubik et al. Cyber performances, technical and artistic collaboration across continents
Stickland et al. A framework for real-time online collaboration in music production
Genovese et al. Holodeck: A Research Framework for Distributed Multimedia Concert Performances
Luzuriaga et al. Software-based video–audio production mixer via an IP network
Brock et al. Audio-video synchronization for post-production over managed wide-area networks
US20240267312A1 (en) Method and system for providing a virtual studio environment over the internet
Chew et al. Distributed immersive performance
Brock et al. A collaborative computing model for audio post-production
Brock et al. Long-Distance Uncompressed Audio Transmission Over IP for Postproduction
Huang et al. Evolution of temporal multimedia synchronization principles
Frank A framework for recording and replaying IDN (ILDA digital network) streams on PCAP basis