Apple QuickTime Streaming Server Darwin Streaming Server manual Broadcaster

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Such a setup would make it possible for students unable to attend a class in person to view it online. It would also enable students who want to review parts of the lecture later to play an archived version on their computers.

Broadcaster

Clients on

local network

Streaming server

Internet

Clients on Internet

The streaming setup in this example, shown above, has these features:

mA local network with Ethernet connections to classrooms and lecture halls from which live presentations are to be streamed already exists.

mA digital video (DV) camera and microphone are set up in a classroom or lecture hall to convert the live presentation to digital form. The camera makes a high-quality DV recording of the presentation and provides the digital signal that is to be encoded for live streaming.

mThe DV camera is connected through a FireWire port to a laptop running QuickTime Broadcaster, which encodes the digitized live presentation and transmits the signal via an Ethernet connection to the streaming server on the campus network.

mThe streaming server is a rack-mounted Xserve running “headless” (without a monitor and keyboard). The server is running Mac OS X Server with QuickTime Streaming Server (QTSS) configured to reflect the encoded live presentation as a unicast stream to each client computer on the campus network and on the Internet that “tunes in” to the broadcast. The Xserve comes with Mac OS X Server and QTSS preinstalled.

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Contents Administrator’s Guide Apple Computer, Inc Apple Computer, Inc. All rights reservedContents Media Working With Connected UsersPreparing Audio RelaysInstalling SSL Setup ExampleAdding or Deleting Groups Streaming Server Computer Crashes or Is RestartedSetting It Up Creating a Web Page for Easy Access Glossary IndexWhat Is Streaming? About Streaming ServersSimple Setup for Live Video Live Versus On-Demand DeliveryHow Does Streaming Work? Multicast Versus Unicast Total Streaming Solution Relaying Streamed MediaQuickTime Suite More About Qtss and DSSQtss and DSS 4.1 added these features For More InformationPreface Setup Overview Getting StartedHardware and Software Client Computer RequirementsServer Requirements Live Broadcasting RequirementsSetting Up Your Streaming Server Follow these steps to set up your streaming serverTesting Your Setup Streaming server is now active and ready to stream mediaPage Working With Streaming Server Admin User InterfaceWorking With Connected Users Starting or Stopping Streaming ServiceViewing Streaming Status Changing Server Settings Controlling QuickTime Broadcaster RemotelyWorking With General Settings Working With Port Settings Working With Log SettingsDefault file names are as follows Viewing Error Logs and Access HistoryMedia Copy all media files to your streaming serverAbout Instant-On Streaming Preparing Prerecorded MediaStreaming File Formats Like .avi, .text, and .wav Preparing AudioStreaming Media Files With Multiple Sources Exporting a QuickTime Movie as a Hinted Movie Rtsp//qtss.hostname/myfile.movImproving the Performance of Hinted Movies Session Description Protocol SDP FilesViewing Streamed Media From a Client Computer Open QuickTime Player Choose Open URL from the File menuStreaming Live Media Setting Up a Web Page With Streamed Media Pls files using the user’s MP3 player automatically M3U file contains a single line of text in this formatPLS file uses this format Creating Links to MP3 PlaylistsPlaylists Using Playlists to Broadcast Prerecorded MediaWorking With Playlist Settings Creating a Playlist To stop broadcasting a playlist, click the Stop buttonStarting and Stopping Playlists Changing a Playlist Deleting a PlaylistTo see the Relay Settings pane, click Relay Settings Working With Relay SettingsRelays To acquireClick Save Changes to add the source to your relay settings Setting Up RelaysResetting the Streaming Server Admin User Name and Password SecurityStreaming on Port Turning a Relay On or OffControlling Access to Streamed Media Creating an Access FileManaging Your Streaming Server What Clients Need to Access Protected Media Adding User Accounts and PasswordsAdding or Deleting Groups Making Changes to the User or Group FileInstalling SSL Executing a Command With sudo Firewalls and Networks With Address Translation ProblemsStreaming on Port Streaming Server Admin Is Not Responding Server Doesn’t Start Up or Quits UnexpectedlyStreaming Server Computer Crashes or Is Restarted Media Files Do Not Stream ProperlyUsers See Error Messages While Streaming Media Make sure users have the correct URLStreaming Performance Seems Slow Users Can’t Connect to Your BroadcastYou’re Having Problems With Playlists Users Can’t See Live Streamed MediaLog in to the server as an administrator AdvancedTells the server to bind to the local IP address DSS 4 WindowsMeans that all IP addresses are enabled for the server Finally, restart the server by entering the following Text similar to the following should appear950. To kill them, enter the following Streamingadminserver.pl This will produce the following Page Distance learning classes Streaming Presentations-Live and On DemandBroadcaster Setting It Up Prepare the LocationPrepare the Network Set Up Your Streaming Server Can the server computer be dedicated solely to streaming?Example for a one-hour 300-Kbps stream 554, 7070 TCP or 80 TCP 10000-65635 UDPRtsp 7070 TCP or 80 TCP 1220 TCPSet Up for a Live Webcast Keep the Microphone Close Set Up Broadcaster Creating a Web Page for Easy Access Test Your SetupClick Play below the iMovie monitor Shooting the Live PresentationArchiving the Live Presentation Setup Example Page Glossary Page Glossary Glossary Glossary Glossary X, Y, Z Glossary Access to streamed media 40-43, 62 basic 25 Overriding global setting AuthScheme keywordAnnounce Automatic Unicast 24, 43-44, 64-65 any-usertag Avi formatRunning on non-Mac OS X platforms 16 setting up Application BinariesDarwinStreamingServer file 46 data rates Users from user/group file 42 delivery, liveError Log setting 26 errors Streaming Server Admin 22files Http connections 12, 45, 47 Http downloads 48 Http trafficQuickTime movie 26 resetting Media directories Disabling authentication for 40 multipleKilling Qtss processes Looping playlistsName setting NATs Network Address Translators 43 NetSSLeay Passwords Broadcaster user account 25, 62 broadcastsStreaming Server Admin 18, 22, 25, 39 user accounts Network Address Translators NATs 43 network cards NetworksAccess to Broadcasting prerecorded media with 34 creating MPEG-4Port 80, streaming over 18, 25, 45, 61 ports Exporting as hinted movies 29-30sampleRequest incoming stream setting 37 resolution Command execution with sudoMultiple media directories 52-53obtaining Real-time streaming 7Source Hostname or IP Address setting 37 SRC attribute Passwords. See passwords proxiesChanging settings for 23 starting Stopping Streaming serversT1 lines Broadcasts over 24 relay viaWait for announced streams setting Administering server from 21 Internet Explorer 21 MozillaRtsp standard Weighted Random mode 35, 48, 49 WinAmp XLR plugs Xserve server 16, 17

QuickTime Streaming Server Darwin Streaming Server specifications

Apple QuickTime Streaming Server, also known as Darwin Streaming Server, is a pivotal technology in the realm of multimedia streaming. Developed by Apple Inc., this open-source server software is designed specifically for the efficient delivery of video and audio content over the internet. One of the standout features of Darwin Streaming Server is its capability to stream content using the QuickTime file format, which is widely adopted for rich media applications.

A core characteristic of Darwin Streaming Server is its support for the Real-Time Streaming Protocol (RTSP). This protocol enables the server to communicate effectively with user clients, ensuring smooth playback of multimedia content. RTSP also allows for advanced streaming capabilities, such as pause, rewind, and fast forward, providing users with a versatile viewing experience.

Darwin Streaming Server is built on a highly modular architecture that enhances its scalability and flexibility. It can easily handle multiple simultaneous streams, making it suitable for both small-scale projects and large-scale broadcast environments. The server can efficiently manage bandwidth, optimizing the delivery of content even during peak usage times.

Another notable feature of Darwin Streaming Server is its robust integration with Apple’s QuickTime technology. This compatibility enables the seamless distribution of interactive media, which is crucial for applications in education, entertainment, and corporate training. The server can stream both live and on-demand audio and video content, catering to a diverse audience.

Additionally, Darwin Streaming Server supports various streaming formats, including MP3 and AAC for audio and H.264 for video. This flexibility allows content creators to deliver high-quality media while maintaining compatibility with various devices and platforms, from desktop computers to mobile devices.

Security is another important aspect of Darwin Streaming Server. It supports encryption protocols, ensuring that sensitive content is protected during transmission. This is particularly valuable for organizations that need to secure proprietary content or deliver private media to specific audiences.

In conclusion, Apple QuickTime Streaming Server, or Darwin Streaming Server, stands out as a powerful tool for multimedia streaming. Its integration of RTSP, compatibility with QuickTime, modular architecture, and robust security features make it an ideal choice for businesses and content creators looking to deliver high-quality streaming experiences. Whether used for live broadcasts or on-demand content, Darwin Streaming Server remains a significant contributor to the evolution of online media delivery.
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