Apple QuickTime Streaming Server Darwin Streaming Server Administrator's Manual

Text of Apple QuickTime Streaming Server Darwin Streaming Server User Guide:

• Apple QuickTime Streaming Server Darwin Streaming Server, 16 Chapter 1 If you’re upgrading DSS on a non-Mac OS X platform: The new installation overwrites the configuration files. If you want to preserve your old settings, back up your “/etc/streaming/” directory (for Windows, “c:\Program Files\Darwin Streaming Server\” directory) and merge back any customized settings. 2 If you are setting up QTSS or DSS on a remote server or a server with no display attached (a “headless” server such as Xserve), you should already have set up an administrator computer from which you can enable an

• Setup Example 57 m Client computers of various types with QuickTime Player or other MPEG-4 compliant software installed can access the Xserve streaming server via the campus network. Other client computers can access the streaming server via the Internet. m The broadcaster laptop running iMovie is used to produce high-quality on-demand versions of a live presentation after

• Apple QuickTime Streaming Server Darwin Streaming Server, 55 CHAPTER 3 3 Setup Example This chapter describes the key components needed for a generic webcasting setup and how they are connected together. The setup instructions that follow assume an educational setting, such as a university campus. But the example can be easily adapted for varied uses, including m distance learning classes m corporate communications to employees, customers, suppliers, or shareholders m one-time concert or presentation m childcare center broadcasts to parents Streaming Presentations—Live and On Demand This example shows how a university network administrator might set up a streaming server and other needed components to stream classroom presentations, live

• Apple QuickTime Streaming Server Darwin Streaming Server, Getting Started 17 Server Requirements QuickTime Streaming Server You can use the QTSS software on an Xserve, a Macintosh Server G4, a Power Mac G4, a Macintosh Server G3, a Power Macintosh G3, an iMac, or an eMac. Mac OS X Server version 10.2 or later must be installed. QTSS will also run under Mac OS X Desktop version 10.2 and Desktop/Server version 10.1.x, although this configuration is not eligible for AppleCare support. Apple recommends m at least 128 megabytes (MB) of random-access memory (RAM)

• 50 Chapter 2 3 Insert the following lines in the streamingadminserver.conf file: ssl=0 bind=<IP address to bind to> 4 Save the file as a plain text file (not .rtf or other format). 5 For the change to take effect, kill the Streaming Server Admin process and then restart the server. How do I bind QTSS or DSS to a single IP address if my machine is multihomed? The bind_ip_addr

• Apple QuickTime Streaming Server Darwin Streaming Server, 77 Index A access control 40–43 access errors 26 access files 40–41 access history log 26 “Access Log” setting 26 address translation 45 administering streaming servers. See Streaming Server Admin application administrators 18, 25, 40 AirPort base station 57 Announce (Automatic Unicast) 24, 43–44, 64–65 any-user tag 41 Apache web server 15 AppleCare support 13, 14 Apple skip-protection technology 13, 27 archiving live presentations 66–67 audio live 8–9 MP3 audio streaming 12 preparing 28 streaming 8–9 audio metafiles 33 authentication access to streamed media 40–43, 62 basic 25, 42

• Apple QuickTime Streaming Server Darwin Streaming Server, 6 Contents Setting It Up 57 Creating a Web Page for Easy Access 65 Shooting the Live Presentation 66 Archiving the Live Presentation 66 Glossary 69 Index 77 LL0329.book Page 6 Wednesday, November 20, 2002 2:09 PM

• Apple QuickTime Streaming Server Darwin Streaming Server, 38 Chapter 2 “Relay via TCP” sets broadcasts to announce the stream to the destination computer via TCP. The destination computer must support the automatic announcing of broadcasts. For Relay via TCP, the mount point is the path to the destination URL. Like any mount point, it points to a Session Description Protocol (SDP) file and must end in “.sdp” (for example, Keynote_Relay.sdp). If a mount point is not supplied, then the mount point of the source is automatically used. “Relay via UDP” sets broadcasts that don’t require announcing to stream over a UDP port. Use this if streaming media is being relayed directly to a QuickTime client or a multicas

• Apple QuickTime Streaming Server Darwin Streaming Server, Index 83 QuickTime streaming 7–14 See also streaming QuickTime Streaming course 14 QuickTime Streaming Server (QTSS) See also streaming servers administering. See Streaming Server Admin application binding to IP address 50 described 12 features 12–13 killing processes 51 MP3 files and 28 multiple media directories 52–53 obtaining 15 problems with 46 QuickTime Broadcaster and 9 requirements for 17, 59–60 re-reading preferences 52 restarting processes 51 setting up 15–19, 59–62 support 13, 14 version 4 12–13 version 4.1 13 QuickTimeStreamingServer file 46 QuickTime Streaming Server pro

• Managing Your Streaming Server 33 A reference movie can simply be a text file with a “.mov” filename extension (such as “ref.mov”). The format for the contents of the file is as follows: rtsptext rtsp://my.streamingserver.com/sample.mov Creating Links to MP3 Playlists If you want to put an MP3 playlist on the web, you need to create an audio metafile that directs the web browser to

• Apple QuickTime Streaming Server Darwin Streaming Server, 18 Chapter 1 m 128 MB of RAM (256 MB recommended for professional broadcasting). m QuickTime 6 or later. Setting Up Your Streaming Server Follow these steps to set up your streaming server: 1 From Mac OS X Server, click the Streaming Server Admin icon in the Dock. From a server with QuickTime Streaming Server or Darwin Streaming Server installed, open your web browser. From a remote computer, open Microsoft Internet Explorer version 4.5 or later, Netscape Navigator or Netscape Communicator version 4.x or later, or Mozilla 1.0 or la

• Apple QuickTime Streaming Server Darwin Streaming Server, 22 Chapter 2 2 Enter the URL for your Streaming Server Admin computer. For example: http://hostname:1220 where hostname is the hostname or IP address of your streaming server computer and 1220 is the port number. The first time you run Streaming Server Admin, the Setup Assistant prompts you for a user name and password. To display online help, click the question mark button in the UI. Information about QTSS and DSS is also available at the QuickTime web site (www.apple.com/quicktime/products/qtss/) and the Mac OS X Darwin web site (http://developer.apple.com/darwin/projects/streamin

• Apple QuickTime Streaming Server Darwin Streaming Server, Managing Your Streaming Server 25 For Windows, install the certificate in c:\Program Files\Darwin Streaming Server\streamingadminserver.pem. For other supported platforms, install the certificate in /etc/streaming/ streamingadminserver.pem. “Max. Number of Connections” lets you set the maximum number of connections. When this number is reached, users who try to connect see a message that the server is busy (error 453). “Max. Throughput” lets you set the maximum throughput of the server. If the maximum throughput is reached, no one else can connect. Users who try to connect see a message that the server is busy (error

• Apple QuickTime Streaming Server Darwin Streaming Server, 70 Glossary broadcast user A user who has permission to broadcast to the streaming server. The broadcast user name and password are set in the General Settings pane of Streaming Server Admin and are used in conjunction with announced broadcasts. It is not necessary to create a broadcast user for UDP broadcasts. browser plug-in Software that you attach to a browser to enable it to display specific data formats. byte Eight bits. C client The user-side software or computer used to display streaming media. codec Any technology for compressing and decompressing data. Codecs can be implemented in software, hardware, or a combination of both. CVS Concurrent Vers

• Apple QuickTime Streaming Server Darwin Streaming Server, 36 Chapter 2 12 Click “Log this playlist’s activity” if you want a log of the playlist’s activity. 13 Click “Send this playlist to a broadcast server” if you want to relay the broadcast to another streaming server. Enter the name and password, if required. A password is required only for MP3 playlists. 14 Click Save Changes to save the new playlist. Changing a Playlist You can change a saved playlist of movies or MP3 audio tracks. To edit a playlist: 1 Click Playlists in Streaming Server Admin. 2 Click a playlist name. 3 Click Edit Playlist. 4 Choose a play mode from the pop-up menu. 5 Enter a number in the Repetition field to set how often an item can

• Apple QuickTime Streaming Server Darwin Streaming Server, Index 79 QuickTime Broadcaster and 64 streaming presentations 56 E eMac 17 EMBED tag 32 Error.log file 26 error code 401 42 error code 404 47 error code 415 48 error code 453 48 error code 454 48 error code –5420 48 error log 26 “Error Log” setting 26 errors See also troubleshooting access 26 listed 47–48 server busy 25 while streaming media 47–48 Ethernet cards 60 Ethernet connections 58, 60 events, live 8 exporting items files as movies 29 QuickTime movies 28 Quic

• 86 Index capture 17 streaming 8–9 video cameras 11 video files 59 W “Wait for announced stream(s)” setting 37 .wav format 28–29 web browsers administering server from 21 Internet Explorer 21 Mozilla 21 Netscape Communicator 21 Netscape Navigator 21 QuickTime plug-in 9 remote management of QTSS 59 viewing streamed media through 32 webcasting setup 55–67 web pa

• Apple QuickTime Streaming Server Darwin Streaming Server, QuickTime Streaming 9 A PowerBook G4 with QuickTime Broadcaster software captures and encodes video and audio. The encoded signal is sent over an Internet Protocol (IP) network to a server computer running QTSS or DSS software. QTSS or DSS on the server computer sends the signal over the Internet or a local network to client computers that tune in using QuickTime Player. You can also run QuickTime Broadcaster and QTSS or DSS on the same computer. If you are broadcasting to a large audience (more than, say, 100), however, Apple recommends that you run QuickTime Broadcaster and QTSS or DSS on separate computers. Ho

• Apple QuickTime Streaming Server Darwin Streaming Server, 15 CHAPTER 1 1 Getting Started Welcome to QuickTime Streaming Server (QTSS) and Darwin Streaming Server (DSS). Mac OS X Server includes QTSS in its suite of services. QTSS comes preinstalled on Apple server hardware and is optimized for the Power Mac G4. It is also installed if you purchase and install the Mac OS X Server software package. DSS, based on the same code as QTSS and supported by the open source community, runs on non-Mac OS X Server platforms. You can download the source code and compiled binaries free of charge from the Apple Darwin Streaming Server web site (http://developer.apple.com/darwin/projects/streaming/). QTSS and DSS are similar in

• Apple QuickTime Streaming Server Darwin Streaming Server, QuickTime Streaming 11 Relaying Streamed Media QuickTime Streaming Server or Darwin Streaming Server can be configured as a relay. A relay listens to an incoming stream and then forwards that stream to one or more destinations. A relay can reduce Internet bandwidth consumption. Relays can be useful in special broadcast situations, especially if numerous viewers in different locations want to tune in. Large organizations can often make good use of relays. For example, if a company regularly broadcasts a quart

• Apple QuickTime Streaming Server Darwin Streaming Server, 66 Chapter 3 From within an embedded “reference movie,” you can direct client players to on-demand presentations encoded for different connection speeds to give users the best possible viewing experience. For instructions on creating a web page with links to streamed media, see “Setting Up a Web Page With Streamed Media” on page 32. Shooting the Live Presentation If all the preparatory work has been done, as outlined above, and the equipment and connections have been thoroughly tested, shooting the live pr

• Apple QuickTime Streaming Server Darwin Streaming Server, Setup Example 65 3 Click Broadcast and, if necessary, start QTSS using Streaming Server Admin from the laptop’s browser by typing in the browser window http://streamingserverip:1220 where streamingserverip is the IP address of the streaming server. Then enter the user name and password and click Start Server. To find out if the live stream can be seen from a client, open QuickTime Player on one of the client computers and do the following: 1 Choose Open URL in New Player from the File menu. 2 Enter the Real-Time Streaming Protocol (RTSP) URL d

• Glossary 73 N, O NAT (Network Address Translation) A technique sometimes used so that multiple computers can share a single IP address. open source A term for the cooperative development of software by the Internet community. The basic principle is to involve as many people as possible in writing and debugging code by publishing the source code and encouraging the formation of a larg

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