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Changing the Configuration from a Third-Party Application  

 
78 

VGA Broadcaster Lite User Guide 

 

 

RTP Unicast Keys  

Table 8 lists the keys available for getting or changing RTP unicast settings. You can 
change these settings when stream type is set to RTP. See 

“

Changing Broadcasting 

Setup”

 for more information about setting the stream type to RTP video.  

Table 8: RTP setting keys 

Key  

Description  

unicast_enabled  Enable RTP unicast. Possible values are 'on' or empty. 

unicast_address  Get or change the unicast address. 

unicast_aport 

 Get or change the unicast  a port. 

unicast_vport 

Get or change the unicast v port. 

 

Recorder Keys  

Table 9 lists the keys available for enabling or disabling recording. See 

“Recording the 

Broadcast

”

 for more information.  

Table 9: Recording keys 

Key  

Description  

rec_enabled  

Enables recording functionality. Possible values are 
'on' or empty.

 

 

Examples  

For a VGA Broadcaster Lite device with IP address 192.30.23.45, and admin 
password of pass123, you can use wget to do the following:  

 

Enter the following command to view the broadcasting stream type and frame 
size:  

wget --http-user=admin --http-passwd=pass123 

Summary of Contents for VGA Broadcaster Lite

Page 1: ...Epiphan Technical Documentation 2009 2011 Epiphan Systems Inc All Rights Reserved June 2011 VGA Broadcaster Lite User Guide www epiphan com ...

Page 2: ... Lite Warranty All Epiphan Systems products are provided with a 100 return to depot warranty for one year from the date of purchase Technical Support Epiphan is staffed by a professional support team If after checking the FAQs for your product on the Epiphan website and re installing the Epiphan driver software where applicable you continue to have outstanding issues email a problem report to supp...

Page 3: ...NFORMATION PACKET OR PRODUCT INSTALLATION SOFTWARE PACKAGE THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY REFERENCE IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY CONTACT YOUR EPIPHAN REPRESENTATIVE FOR A COPY PRODUCT DESCRIPTIONS AND SPECIFICATIONS REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE EPIPHAN PERIODICALLY ADDS OR UPDATES TH...

Page 4: ...ON IS CORRECT ACCURATE RELIABLE OR COMPLETE ii THE FUNCTIONS CONTAINED ON THIS WEB SITE WILL BE UNINTERRUPTED OR ERROR FREE iii DEFECTS WILL BE CORRECTED OR iv THIS WEB SITE OR THE SERVER S THAT MAKES IT AVAILABLE ARE FREE OF VIRUSES OR OTHER HARMFUL COMPNENTS EPIPHAN SPECIFICALLY DISCLAIMS ALL REPRESENTATIONS WARRANTIES AND CONDITIONS EITHER EXPRESS IMPLIED STATUTORY BY USAGE OF TRADE OR OTHERWIS...

Page 5: ...rent Stream Distribution Architecture Methods 45 Configuring Audio 49 Recording the Broadcast 50 Setting the Date and Time 51 Customizing Presentation and Web Content 52 Upgrading the VGA Broadcaster Lite Firmware 53 Using Maintenance Controls 55 Restoring the VGA Broadcaster Lite Default Factory Configuration 55 Rebooting or Restarting VGA Broadcaster Lite 56 Automatic File Upload 57 Testing Auto...

Page 6: ... Applications 85 Customer Support Application 85 Virtual Expert Inbound Video Support Application 86 Assisting Mobility Visual or Hearing Impaired Attendees 86 Providing Simultaneous Translation Channels 87 Education Electronic White Board 88 Audio Video Conference Document Sharing Camera 89 9 List of Figures 91 10 Configuration Worksheet 96 ...

Page 7: ...dware to capture video signals The VGA Broadcaster Lite device can also broadcast audio signal sources Figure 1 Typical VGA Broadcaster Lite Applications The VGA Broadcaster Lite is an Ethernet network device that can be automatically configured onto networks that support DHCP addressing or manually configured to use static IP addressing It supports 100Mbps Ethernet connection For more advanced us...

Page 8: ...A Broadcaster Lite device can be configured to broadcast the video source DVI VGA HDMI unencrypted HDMI and audio output over of the following Ethernet connections a wired Ethernet cable connected to the network or a wireless Ethernet connection using a USB wireless network adapter available separately as VGA2WiFi Please refer to the VGA2WiFi User Guide to know more about this optional functionali...

Page 9: ...d or otherwise communicated to authorized viewers of the broadcast URLs or DNS address names are supported once DNS is correctly configured for your network by your Ethernet network administrator The VGA Broadcaster Lite supports multiple streaming types and configurations VGA Broadcaster Lite supports stream over HTTP RSTP unicast RTP multicast RTP and content distribution network CDN broadcast n...

Page 10: ... Broadcaster Lite is installed RTP streaming RTP streaming is performed using the UDP protocol However unlike previous streaming methods it does not require a request from the viewer to start sending data The multimedia stream is always sent to the specified destination IP address If the destination IP address is a workstation s address then only specified workstation receives the stream and this ...

Page 11: ...rent clients while reducing the load on the uplink internet connection This architecture would typically be used between a Broadcaster Lite inside the LAN and multiple clients outside of the LAN Administrators who log in using the administrator password can also access the Web ...

Page 12: ... Lite can also be integrated into a custom management system or web infrastructure This topic is discussed further in this document or you can contact Epiphan for custom integration details The VGA Broadcaster Lite is part of Epiphan s complete line of video signal capture broadcasting and recording products For more information about all of Epiphan s broadcasting products please see the Broadcast...

Page 13: ...aster Lite lets you broadcast to remote client displays one of the following supported video sources VGA DVI mini DVI micro DVI HDMI2 Other compatible sources with appropriate adapters and or converters Simply connect the input source of DVI or VGA signal for VGA connect with a VGA to DVI cable provided Once VGA Broadcaster Lite is correctly configured and connected to a local Ethernet network you...

Page 14: ...Introduction 10 VGA Broadcaster Lite User Guide Figure 2 Wired Ethernet Network diagrams Figure 3 Wireless Ethernet Network diagram Figure 4 DVI and Audio ports on the VGA Broadcaster Lite s front panel ...

Page 15: ...ible with the format being transmitted The video stream format is selected by the VGA Broadcaster Lite administrator Audio is available for all formats except from Motion JPEG For your convenience below is a list of browsers operating systems and video format support which is believed to be accurate at time of writing For additional media browser platform support compatibilities and capabilities p...

Page 16: ... operating systems and video format support which is believed to be accurate at time of writing For additional media player support compatibilities and capabilities please visit our website and or the media player documentation Table 2 Media Players and Streams Media Player Motion JPEG ASF RTSP Flash Video H 264 Windows Media Player v 12 MPlayer Windows Mac OS Linux QuickTime Mac OS VLC Windows Ma...

Page 17: ...l information to viewers Participants can connect to the URL or IP address of the VGA Broadcaster Lite to view the broadcast VGA Broadcaster Lite Hardware Features The VGA Broadcaster Lite device is a 202mm x105mm x35mm 7 95 x4 13 x 1 38 unit The front panel includes power and capture activity LEDs Reset button DVI In and Out audio In and Out ports The back panel includes Ethernet port 2 USB ports...

Page 18: ...Installation 14 VGA Broadcaster Lite User Guide Figure 6 VGA Broadcaster Lite Video Audio connectors and LEDs front view Figure 7 VGA to DVI Cable included ...

Page 19: ...ctor and to a power outlet 5 LEDs Red LED during operation the red LED blinks each time the VGA Broadcaster Lite captures an image You can use the red LED as an indicator that the VGA Broadcaster Lite is capturing images Green and blue LEDs when the VGA Broadcaster Lite device first starts up the blue LED lights up A few seconds later the green LED lights up After about another 20 seconds the blue...

Page 20: ...want to connect an HDMI unencrypted source use an HDMI to DVI cable not included To identify this cable please see Figure 8 HDMI to DVI cable When VGA Broadcaster Lite acts as a converter use this port for the signal input 8 DVI Out This port allows you to check the presence of the signal As VGA Broadcaster Lite features an active splitter for the incoming video source you can check the presence o...

Page 21: ...the network from a DHCP server if the network has one If the network does not have a DHCP server see the If the Network Does Not Have a DHCP Server section Web admin interface Use the VGA Broadcaster Lite Web admin interface for changing the VGA Broadcaster Lite IP address making Frame Grabber Adjustments and installing new firmware You can log into the Web admin interface by selecting Web config ...

Page 22: ...ble provided A 100Mbps Ethernet connection between the VGA Broadcaster Lite device and a network Figure 9 Connecting the VGA Broadcaster Lite device to a network To connect and turn on the VGA Broadcaster Lite device 1 Use a DVI cable to connect the DVI source to the VGA Broadcaster Lite DVI IN port on the front panel of the device If connecting a VGA source you will also need a VGA to DVI cable t...

Page 23: ... IP protocol 4 Connect the power cable to the VGA Broadcaster Lite device 5 Press the Power button on the VGA Broadcaster Lite front panel to turn on the device The VGA Broadcaster Lite device powers on and the power and image capture activity LEDs light up as the device starts up 6 Start up the DVI VGA source To confirm that the VGA Broadcaster Lite is receiving images from the DVI VGA source Che...

Page 24: ... view that information It can get an IP address from a DHCP server if there is one on the network If the network does not have a DHCP server see the see the If the Network Does Not Have a DHCP Server section This section assumes that the network has a DHCP server and that the DHCP server gives the VGA Broadcaster Lite device an IP address on the network To install the Network Discovery Utility 1 F...

Page 25: ...ind the Epiphan devices on the same network as the Windows PC If the VGA Broadcaster Lite device is operating has received an IP address from a DHCP server and is connected to the network the Network Discovery Utility should find it and it should appear on the Network Discovery Utility display ...

Page 26: ...ind IP Address of VGA Broadcaster Lite or by contacting your network administrator in order to determine the address assigned to your VGA Broadcaster Lite by your network and or DHCP server Note You can also log into the Web admin interface by browsing to the default VGA Broadcaster Lite IP address which is http 192 168 255 250 assuming DHCP is off or the network has not assigned a new IP To log i...

Page 27: ...in interface password see Adding or Changing the Web admin interface Password 5 Press Enter The Web admin interface opens To log into the Web admin interface using a web browser Note The web browser can be running on Windows Mac OS X Linux or any other operating system 1 Start a web browser on any workstation connected to the same network as the VGA Broadcaster Lite device 2 Browse to http VGA Bro...

Page 28: ...4 VGA Broadcaster Lite User Guide To add a Web admin interface password see Adding or Changing the Web admin interface Password 4 Press Enter The Web admin interface opens Figure 10 VGA Broadcaster Lite Web admin interface ...

Page 29: ...me rate bitrate stream port refresh rate and ASF stream information See Changing Broadcasting Setup Audio Change and adjust the audio input and headphone output See Configuring Audio Archive Record the broadcast on the internal memory card See Recording the Broadcast Date and Time Change VGA Broadcaster Lite date and time settings See Setting the Date and Time Web Content Customize design of the b...

Page 30: ...ed to temporarily change the network configuration of the workstation You must also establish an Ethernet connection between the VGA Broadcaster Lite device and your workstation You can do this using one of the following methods Connect the VGA Broadcaster Lite Ethernet port to the same Ethernet network as the workstation Connect the VGA Broadcaster Lite Ethernet port to an Ethernet network switch...

Page 31: ...ve completed your administration of VGA Broadcaster Lite Adding or Changing the Web admin Interface Password Initial factory settings are such that no password is set in the Web admin interface For security reasons you should add a password to control access to the administration interface functions You can add a password or change the password at any time Note If you lose or forget the admin pass...

Page 32: ...GA Broadcaster Lite configuration 1 Log into the Web admin interface 2 Select Admin Access The password fields should be blank 3 Select Apply without adding characters to the password fields The password is deleted and after a pause you can log into the Web admin interface with the user name admin and no password Adding or Changing the Viewer Password Add a password to control viewer access to the...

Page 33: ...me for all viewers until it is changed Any viewer that knows the password will continue to have access until the password is changed It is good practice to change the password each time there is a change in the users that should be authorized to access the broadcast Please contact your network security administrator with respect to password management required for your applications Figure 12 Chang...

Page 34: ...2 168 23 45 Enter the following User Name viewer Password enter the viewer password Press Enter If the VGA Broadcaster Lite device is capturing images and is broadcasting images over the network the viewer can see the visual information as it is transmitted If the administrator changes user password during the broadcast the broadcast will be interrupted Users that are already logged in will need t...

Page 35: ... your applications Normally you would not have to make manual image adjustments However you may have special requirements or for other reasons have image quality problems that may only be fixed by making image adjustments The Web admin interface contains most of the information that you need to make image adjustments including a brief description of the effect of each adjustment and the adjustment...

Page 36: ...erface 32 VGA Broadcaster Lite User Guide Figure 13 VGA Broadcaster Lite Frame Grabber Adjustments Note Because Frame Grabber adjustments are made automatically there are no default Frame Grabber adjustment settings ...

Page 37: ...horizontal shift settings Increasing or decreasing the value entered in the Horizontal Shift field shifts the image to the right or left Phase Configure phase also called sampling phase to adjust the horizontal resolution of the image Improperly adjusted phase will result in a fuzzy image You can adjust the sampling phase in small steps until a sharper image is displayed PLL adjustment Configure P...

Page 38: ... the aspect ratio of the captured image The default aspect ratio is 4 3 You can change the aspect ratio to wide mode so that the VGA Broadcaster Lite device can accurately capture wide aspect ratio modes It s not always possible for the Epiphan device driver to distinguish between video modes when they have the same number of rows for example 1024x768 and 1280x768 You can change the aspect ratio t...

Page 39: ...hanges See Rebooting or Restarting VGA Broadcaster Lite Note If you change the IP address you will need to remove the VGA Broadcaster Lite device from the Network Discovery Utility and then select Search to find it again Note You can also see the VGA Broadcaster Lite MAC address on the Network Configuration page Providing the MAC address to your network administrator may be helpful for managing yo...

Page 40: ...Select Maintenance 7 Select Reboot Now 8 It takes a few minutes for the VGA Broadcaster Lite device to reboot 9 After a few minutes log into the Web admin interface by browsing to its new IP address For the example above browse to http 192 168 1 20 admin 10 Enter the Web admin interface user name and password to login To reset network settings to use DHCP By default if you connect the VGA Broadcas...

Page 41: ...ttings that have been disabled 1 Log into the Web admin interface 2 Select Network 3 Select Use DHCP 4 Select Apply to save these changes 5 Select Maintenance 6 Select Reboot Now It takes a few minutes for the VGA Broadcaster Lite device to reboot 7 After a few minutes log into the Web admin interface by browsing to its new IP address For example browse to http 192 168 23 107 admin 8 Enter the Web...

Page 42: ...fault communication with the Epiphan maintenance server uses TCP port 30 The default address of the Epiphan maintenance server is epiphany epiphan com The VGA Broadcaster Lite device must be able to find a DNS server to resolve the default address and then must be able to connect to this address on the Internet using TCP port 30 If the VGA Broadcaster Lite network settings are set to use DHCP it g...

Page 43: ...ce establishes an outgoing TCP connection to the Epiphan maintenance server using TCP port 30 Using this connection the device sends information to the Epiphan maintenance server and Epiphan Support can use this connection to remotely log into the device Server Address The address of the Epiphan maintenance server This address is usually epiphany epiphan com However you can change this address if ...

Page 44: ...nnect to the Web admin interface with the same access privileges as an administrator Yes No The VGA Broadcaster Lite device does not connect to the Epiphan maintenance server If required Epiphan Support can remotely connect to the device with special access privileges If you provide remote access to your network in some other way for example using port forwarding Contact Epiphan Support for assist...

Page 45: ...ed System Format ASF file type also called advanced streaming format can be viewed with the Windows Media Player or the VLC Media Player You may need to install a codec to view ASF files This file type supports H 264 and MPEG4 standards The Motion JPEG file type records each frame in the video in JPEG format and can be viewed using most web browsers The RTSP type supports many media players includ...

Page 46: ...specific classes of applications 1 Baseline for applications requiring additional data loss robustness e g videoconferencing 2 Main for standard definition broadcasts 3 High for broadcast and disc storage applications Frame size You can select a Frame size from the drop down list to limit the width and height of the video image If the video source is sending resolutions larger than the resolution ...

Page 47: ...umber for the internal streaming server The default streaming port is 1881 You might want to change the stream port if port 1881 is used by other services on your network or if you do not want to add a port forwarding configuration for a port other than port 1881 to your router or firewall You can change the stream port to any port between 1000 and 65535 except 5557 or any port used by another Int...

Page 48: ...er i e how often the page is refreshed Quality parameter available if Motion JPEG stream type is selected This parameter is similar to bitrate Use bigger values to provide better quality of the broadcast Title available if ASF or Flash video stream type is selected Specify the stream s title to be displayed on the media player interface Author available if ASF or Flash video stream type is selecte...

Page 49: ...figure audio port for the stream Different Stream Distribution Architecture Methods Broadcaster Lite can support stream over HTTP RSTP unicast RTP multicast RTP and content distribution network CDN broadcast network streaming architectures A unicast stream is used for a one to one node connection In this scenario a logical connection is established with a single client node It does not require a r...

Page 50: ...uter distributes the packets to client nodes using a multi cast protocol Sending multicast stream requires equipment that supports multi casting configuring your network and special Broadcaster settings Multicast architectures are used predominantly within a high bandwidth corporate LAN and not on Internet based architectures Multicast RTP stream is not usually propagated outside the LAN though it...

Page 51: ...ettings If you would like to send a stream to multiple users it is necessary to configure VGA Broadcaster Lite to the special type of client called Content Distribution Network CDN It is recommended to use CDN provider StreamZilla www streamzillacdn com CDN then redistributes the stream for multiple viewers Serving viewer trough the CDN significantly increases the maximum number of concurrent clie...

Page 52: ...ss provided by CDN provider 3 Fill in other fields as required To set the Video Stream type 1 Log into the Web admin interface 2 Select Flash H 264 ASF MPEG4 or H 264 codecs Motion JPEG or RTSP MPEG4 or H 264 codecs 3 If you have set Stream type to Flash Video H 264 or Motion JPEG you can enter a value for Page refresh time 4 If you have set Stream type to Flash Video H 264 RTSP or ASF stream ...

Page 53: ...ach format you want to support Configuring Audio Configure audio settings to control audio inputs All available formats support audio except Motion JPEG Figure 16 VGA Broadcaster Lite audio configuration Input Amplifier Volume Reduce the input volume if the line in signal volume is too high for the VGA Broadcaster Lite line in amplifier The default input amplifier volume setting is 100 If the inpu...

Page 54: ...e in audio input to the Line in port on the back of the device Recording the Broadcast You can record the broadcast using the internal solid state memory The system will perform recording to one or more files according to the time and file size limit parameters It will automatically create and start recording to a new file whenever the earlier of a limit is reached Broadcaster enabled Select this ...

Page 55: ...t date and time manually or you can enable Time synchronization Enable Time Synchronization to update the date and time by using a time server You can select NTP to get date and time updates from a public network time protocol NTP server by connecting to the server over the Internet NTP uses UDP port 123 The default NTP server is time nrc ca You should change this to an NTP server recommended for ...

Page 56: ...ake sure you get the correct time from an NTP server you should select the correct Time Zone for the location of your VGA Broadcaster Lite device If the VGA Broadcaster Lite device cannot connect to the Internet and if there is an RDATE server on the network you can set time synchronization to use RDATE defined by RFC 868 Contact your network administrator for the address of the RDATE server and e...

Page 57: ...ton near its name Then click Apply Other files Files that were uploaded and used during template creation are displayed Upload files templates Browse to the template or file you need to upload and click Upload Figure 18 Web Presentation and Content options Upgrading the VGA Broadcaster Lite Firmware You can obtain new firmware versions from Epiphan Support New firmware is released to fix known pro...

Page 58: ...you use to connect to the Web admin interface 3 Log into the Web admin interface 4 Select Firmware Upgrade 5 Select Browse and then select the firmware file 6 Select Apply The firmware uploads to the VGA Broadcaster Lite device The device unpacks the firmware update file verifies the contents and then upgrades the firmware 7 To complete the firmware upgrade you must reboot the VGA Broadcaster Lite...

Page 59: ...t the VGA Broadcaster Lite device had when you received it from Epiphan It can be useful to return the VGA Broadcaster Lite device to this configuration if you have made a number of configuration changes that you want to reverse Restoring the factory configuration can also help with troubleshooting If after making a number of configuration changes you notice problems and you are not sure which cha...

Page 60: ...rt time to reboot and resume operation Shutting Down the VGA Broadcaster Lite Device Shut down VGA Broadcaster Lite to take the device off the network without disconnecting the power To shut down the VGA Broadcaster Lite device 1 Log into the Web admin interface 2 Select Maintenance and 3 Beside Shut down select Shut down now The VGA Broadcaster Lite device shuts down Now you cannot log into the W...

Page 61: ...configured automatic file upload you can temporarily disable it by clearing the Enable Automatic File Upload checkbox and selecting Apply Enable Automatic File Upload Select this checkbox to enable automatic file upload functionality Protocol Select a client for upload How often Select how often video files are uploaded If you select On file rotation the VGA Broadcaster Lite device uploads each vi...

Page 62: ...configuring automatic file upload you need to select the server that you are going to use To configure automatic video file uploads 1 Log into the Web admin interface as an administrator 2 Select Automatic File Upload 3 Configure the VGA Broadcaster Lite device to communicate with the upload server o If the upload server is a CIFS server for example a Windows shared folder select and configure CIF...

Page 63: ...elect the Mark file as downloaded checkbox to keep the files on the VGA Broadcaster Lite device after uploading copies to the server On the Web admin interface the download icons for the uploaded files change to 10 Select Apply The automatic file upload configuration changes The VGA Broadcaster Lite device starts copying video files to a configured server The first copy is made after the time peri...

Page 64: ...ic File Upload configuration settings are correct For example you may have added the wrong path user name password or other setting to the client configuration It is also possible that the server is not functioning or has a configuration error If the Remove after upload checkbox is selected the most recently saved video file should have been deleted from the archive If the Mark file as downloaded ...

Page 65: ...ave to add any information to this field If your server uses non standard ports or looks for a non standard port first enter the port number in this field 6 Enter the Server address This can be the numeric IP address or fully qualified domain name of the CIFS server 7 Enter Server share which is the CIFS share name or the name of the Windows shared folder on the CIFS server 8 If required enter the...

Page 66: ...ync server to upload video files Note Different networks may have different rsync server configurations If required contact your network administrator for assistance with getting the VGA Broadcaster to connect to the server To configure the RSync client 1 Log into the Web admin interface as an administrator 2 Select the Automatic File Upload section 3 Select RSync Client 4 Select Enable Automatic ...

Page 67: ...configurations If required contact your network administrator for assistance with getting the VGA Broadcaster Lite to connect to the server To configure the FTP client 1 Log into the Web admin interface as an administrator 2 Select the Automatic File Upload section 3 Select FTP Client 4 Select Enable Automatic File Upload to enable connecting to an FTP server 5 Enter a Server Port if the FTP serve...

Page 68: ...e information This information is also displayed when you first log into the Web admin interface Figure 21 VGA Broadcaster Lite system information Disk Check You can setup disk maintenance schedule for checking the Broadcaster hard disk for errors The hard disk maintenance schedule includes running a disk check after a configured number of device restarts and after a configured number of months of...

Page 69: ...the device Selecting Check disk now causes the device to stop recording and to check the disk immediately The disk check can take a few minutes The device automatically resumes recording after the disk check is complete Results of the disk check are not displayed unless an error is found that cannot be corrected Disk Status In Disk status section under Disk check you can view the total amount of s...

Page 70: ...Web admin interface 66 VGA Broadcaster Lite User Guide ...

Page 71: ... browse to http 192 168 23 45 3 Enter the following User Name viewer Password enter the viewer password 4 Press Enter How Participants Log In With a Viewer Password If the administrator has configured a Viewer password participants must obtain the current viewer user name and password in order to log in User name is always the same viewer It cannot be changed To log in to view the broadcast Start ...

Page 72: ...t will be interrupted Users that are already logged in will need to click their Refresh button in the browser or click the Play button in media player After successfully entering a new password the broadcast will resume Figure 22 A Browser with URL in an Address Bar Remote Viewing Enabling Access from the Internet This section is mostly intended for network administrators on the viewer s side In c...

Page 73: ...rding on the router or firewall for the two ports before users will be able to access the broadcast from outside your firewall Port 80 is used for HTTP by both admin and viewers Port 1881 is used for accessing the broadcast streams If you need to view the broadcast from outside the network note that the URL IP displayed in the Info section of the Web interface can be used for local broadcast only ...

Page 74: ... broadcasted Make sure that port 80 and RTSP port usually 554 are setup as outgoing ports When a RTSP connection is established VGA Broadcaster Lite sends packets to the router s UDP ports Enable forwarding for these ports to the viewers Important It is recommended that your network administrator properly configures port forwarding and other security settings before viewer accesses the broadcast f...

Page 75: ...Viewing the Broadcast 71 VGA Broadcaster Lite User Guide Figure 23 Broadcaster Lite Remote Viewing ...

Page 76: ...cent updates to the API This chapter describes RS 232 commands Syntax for HTTP API Commands Keys for HTTP API Commands Examples RS 232 Commands In addition to the On Screen and Web interfaces VGA Broadcaster Lite implements an RS 232 interface allowing easy integration with existing control room and board room equipment Table 4 Serial interface commands and status reports command description START...

Page 77: ...uts down VGA Broadcaster Lite If any of the START commands is given while a recording is already in progress the current recording will be stopped and a recording with the new settings will be started VGA Broadcaster Lite periodically reports its status back using the following messages Status Line Value RECTL STATUS UP time DOWN time UNKNOWN Status of the recording RECTL MICVOLUME 0 100 Level of ...

Page 78: ...ion to view or change See Keys for HTTP API Commands for more information Value is the value to change the configuration setting to Some values include spaces for example the frame size can be 1024 x 768 Use 20 for spaces for example framesize 1024 20x 201068 You can include multiple key or key value statements in one URL Separate the statements with For example To get the product name and firmwar...

Page 79: ...able for getting information about the device Table 5 Information keys Key Description vendor Name of a vendor The value is always Epiphan Systems Inc product name Name of a product firmware_version Firmware version mac_address MAC address Broadcasting Setup Keys Table 6 lists the keys available for getting or changing the broadcasting setup See Changing Broadcasting Setup for more information abo...

Page 80: ...network discovery streamtype Get or change the stream type 0 Flash 1 Flash H 264 2 ASF 3 ASF H 264 4 MJPEG 5 RTSP vbitrate Get or change the video bit rate in kbit s for example vbitrate 65536 You can use short forms such as vbitrate 64K and vbitrate 1M bcast_disabled Possible values are on or empty Broadcasting will be disabled if the value is on audio Possible values are on or empty Enables broa...

Page 81: ...7 lists the keys available for getting or changing ASF encoder settings You can change ASF encoder settings when stream type is set to ASF stream See Changing Broadcasting Setup for more information about setting the stream type to ASF Table 7 ASF encoder setting keys Key Description title Add a title for the video being broadcast Use 20 for spaces author Add the name of the author of the video be...

Page 82: ...y unicast_address Get or change the unicast address unicast_aport Get or change the unicast a port unicast_vport Get or change the unicast v port Recorder Keys Table 9 lists the keys available for enabling or disabling recording See Recording the Broadcast for more information Table 9 Recording keys Key Description rec_enabled Enables recording functionality Possible values are on or empty Example...

Page 83: ...in get_params cgi streamtype framesize Enter the following command to set the broadcasting stream type to ASF add the title VGA Broadcaster Lite Stream and enable recording audio wget http user admin http passwd pass123 http 192 30 23 45 admin set_params cgi streamtype 2 title VGA Broadcaster Lite 20Stream audio on ...

Page 84: ...t LAN The adaptor should be within a range of approximately 100 meters 110 yards Once configured correctly VGA Broadcaster Lite can transfer VGA DVI output using the 802 11 b g wireless standard instead of the Ethernet port and cable To enable wireless connectivity plug the USB wireless Ethernet adapter into the USB port of the VGA Broadcaster Lite turn on the VGA Broadcaster Lite and configure th...

Page 85: ... cables and adapters This chapter describes a subset of connectors cables and adapters that can be used with the VGA Broadcaster Lite device 3 5 mm Mini jack A 3 5mm mini jack connector is used to carry audio signals It can be connected to VGA Broadcaster Lite via Audio IN and OUT ports DVI A DVI cable can be connected to VGA Broadcaster Lite via DVI IN and OUT ports ...

Page 86: ...A Broadcaster Lite User Guide VGA A VGA Cable can be connected to VGA Broadcaster Lite via DVI IN and OUT ports with the help of the DVI to VGA adapter shown below DVI to VGA cable Connects VGA sources to a VGA Broadcaster Lite s DVI port ...

Page 87: ... the Ethernet network USB Connector Used by a wireless network adapter to connect to WiFi The VGA Broadcaster Lite device can connect over wireless Ethernet to broadcast the video audio sources unencrypted through the wireless network adapter not included Please refer to the VGA2WiFi User Guide to know more about this optional functionality ...

Page 88: ...Cables Connectors and Adapters 84 VGA Broadcaster Lite User Guide HDMI to DVI Cable Used to connect VGA Broadcaster Lite to unencrypted HDMI sources ...

Page 89: ...e video and audio is being used to broadcast live announcement events engage educate and communicate with employees customers and investors in a timely way Customer Support Application During a customer support call the customer service representative can direct a single customer or multiple distributed customer individuals to a URL in order to observe a demonstration of a product in action The cu...

Page 90: ...ment and transmits medical data information to a remote expert through the Ethernet connection This application enables immediate consultations with the medical device s product specialist or another specially skilled remote medical professional without the need to be present with the equipment or patients Assisting Mobility Visual or Hearing Impaired Attendees VGA Broadcaster Lite allows conferen...

Page 91: ...emote viewers In this application two VGA Broadcaster devices are daisy chained as shown in the diagram below The audio on the first device is connected to the presenter audio source while the audio of the second VGA Broadcaster Lite stream is provided by a simultaneous translator Viewers are then provided with the URL for the presentation in the language of their choice ...

Page 92: ...n Electronic White Board In this application the teacher in a classroom using an electronic white board can also broadcast the white board content to local and remote students The school can also use other Epiphan products to record the session for later play back ...

Page 93: ...eal time during a video conference This application ideal for online collaboration or for situations when you want real time multi media you do not want to send material in advance or via third party hosted services or email The real time broadcast also enables you to make changes locally to your presentation or document and share them in real time with the remote participants ...

Page 94: ...Sample Applications 90 VGA Broadcaster Lite User Guide ...

Page 95: ...ing the VGA Broadcaster Lite device to a network 18 Figure 10 VGA Broadcaster Lite Web admin interface 24 Figure 11 Change Administrator s Password 28 Figure 12 Change Viewer s Password 29 Figure 13 VGA Broadcaster Lite Frame Grabber Adjustments 32 Figure 14 Change the VGA Broadcaster Lite IP address 36 Figure 15 Remote Support Configuration 39 Figure 16 VGA Broadcaster Lite audio configuration 49...

Page 96: ... those systems If you need more information about collection reuse and recycling systems please contact your local or regional waste administration You can also contact us for more information on the environmental performance of our products FCC CE Compliance Statement This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not caus...

Page 97: ...ng the submission The user acknowledges the originality of any submission communicated to Epiphan and accepts responsibility for its accuracy appropriateness and legality Third Parties and Links to Third Party Web Sites Mention of non Epiphan Systems Inc products or services on their website or this document site is for informational purposes and does not constitute an endorsement or recommendatio...

Page 98: ...tired judge who presided in the province of Ontario The parties shall bear equally the cost of the arbitration except that the prevailing party shall be entitled to an award of reasonable attorneys fees incurred in connection with the arbitration in such an amount as may be determined by the arbitrator All decisions of the arbitrator shall be final and binding on both parties and enforceable in an...

Page 99: ...List of Figures 95 VGA Broadcaster Lite User Guide ...

Page 100: ...te User Guide 10 Configuration Worksheet Use this worksheet to keep necessary information about VGA Broadcaster Lite installation settings etc Parameter IP address DNS server SSID Value Notes Copyright 2011 Epiphan Systems Inc All Rights Reserved ...

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