epiphan Lecture Recorder X2 User Manual Download

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VGADVI Broadcaster User Guide

PART 4: Stream

Streaming provides powerful and flexible approaches to delivering to your users. Offering an easy to use

interface, users can stream video using multiple formats to multiple users and devices such as web browsers,

media players, set-top-boxes, Smart TVs and Content Distribution Networks. The tool's flexibility is further

enhanced by its ability to support standard codecs used by most sharing destinations and media players.

This section discusses the following topic related to publishing your content:

Stream your video

Samples of stream settings

Summary of Contents for Lecture Recorder X2

Page 1: ...VGADVI Broadcaster User Guide Version 3 12 0 May 20 2014 ...

Page 2: ... TIME OF WRITING BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS LIMITATION OF LIABILITY UNDER NO CIRCUMSTANCES SHALL EPIPHAN BE LIABLE FOR ANY INCIDENTAL SPECIAL CONSEQUENTIAL EXEMPLARY OR OTHER INDIRECT DAMAGES THAT RESULT FROM THE USE OF OR THE INABILITY TO USE THIS PRODUCT OR THE INFORMATION CONTAINED I...

Page 3: ...tion about the VGADVI Broadcaster 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 s products are backed by our professional support team If you are having issues with your product please gather details about your system and contact our team by l Emailing support epiphan com l Live chat via the l...

Page 4: ... CDN you now have a choice between streaming with RTSP announcement or RTMP push Both RTSP and RTMP can be used for live streaming however not all CDNs or media servers support both formats See Stream content using HTTP or RTSP SAP Announce Your allows you to advertise your stream over a local network using SAP Announce To use this feature your stream must be setup to use UDP streaming Local viewe...

Page 5: ...0 Step 6 Record the stream 11 What s Next 11 PART 1 Setup 13 1 1 Connect to the Admin Interface 14 Connect via DNS based Service Discovery 14 Connect via the Epiphan Discovery Utility 16 Connect via Persistent Static IP Address 17 1 2 User Administration 19 Understanding User Privileges 19 Setting and Changing User Passwords 21 Removing User Passwords 22 Overcoming Lost Passwords 23 Changing the l...

Page 6: ...nels 55 Create a DVI channel 55 Create a Video channel 57 Configure picture in picture or picture with picture layout 60 Enable and disable a channel 62 3 2 Fine tune channel configuration 63 Choose a codec to maximize your stream quality 63 Codec and file format compatibility 65 Adjust video quality 66 Upscale or downscale your video image 68 Control the matte black bars in the video output 69 Un...

Page 7: ...USB keyboard or mouse 113 5 2 File Maintenance 115 View the List of Stored Files 115 Rename Stored Files 116 Download Files Manually 117 Delete Files Manually 117 5 3 File and Recording Transfer 119 Configure Automatic File Upload Part 1 of 2 119 Configure Automatic File Upload to an FTP Server Part 2 of 2 121 Configure Automatic File Upload using RSync Part 2 of 2 122 Configure Automatic File Upl...

Page 8: ...e Upgrade 158 Check for Firmware Updates 158 Install firmware 158 7 5 Remote Support 162 Configure Remote Support 162 Disable Remote Support 164 7 6 Storage Disk Maintenance 165 Check disk storage space 165 Schedule disk check 166 Perform disk check 166 7 7 Control with RS 232 Serial Port 169 Connect and Configure the RS 232 cable 169 Control the VGADVI Broadcaster with RS 232 170 RS 232 Serial Po...

Page 9: ... MPEG TS Configuration Keys Publish Types 4 and 5 186 RTMP Push Configuration Keys Publish Type 6 186 Content Metadata Configuration Keys 187 7 10 Troubleshooting 188 PART 8 Releases and Features 190 Release 3 11 Features 190 Software and Documentation License 193 Environmental Information 197 FCC CE Compliance Statement 197 Other Jurisdictional Issues 198 Submissions to Epiphan and Affiliated Ser...

Page 10: ... steps to get a single video and optional audio source configured as a streamable recordable output from the VGADVI Broadcaster Following the quick start section a set of task based procedures help you to tweak the system exactly how you want it These procedures are broken into seven categories Setup Sources Channels Stream Record View and Maintenance About this Guide Warnings are depicted as foll...

Page 11: ...This is a tip Throughout this guide there are situations where more than one solution will complete a task In those cases the guide describes the simplest or most common variation first ...

Page 12: ...uts simultaneously as synchronized time stamped streams or a picture in picture stream The stream can be viewed a number of ways through media players browsers or on mobile devices Recorded files can be downloaded via FTP or set to automatically upload via FTP RSYNC or CIFS The following table describes the storage capacity and types of inputs support by the VGADVI Broadcaster Table 1 Inputs and S...

Page 13: ...ame Description DVI I Dual Link cable Connects a DVI source to the system s DVI port s VGA to DVI cable Connects a VGA source to the system s DVI port s HDMI to DVI adapter Connects an HDMI source to the system s DVI port s Composite to S Video cable Connects a composite output from an analog sources to the system s S Video port s RJ 45 Ethernet cable Connects the system to your network Power over...

Page 14: ...ont panel and LEDs are displayed on the front panel The back panel provides connections for output devices and power Front Panel This section describes the front panel connectors and indicators Table 3 VGADVI Broadcaster Front Panel Descriptions Label Name Description Reset button Resets the VGADVI Broadcaster back to its factory configuration defaults To ensure the device is not accidentally rese...

Page 15: ...ue LED is flashes two intermittent flashes and the green LED flashes See Storage Disk Maintenance for more information USB port Connect to one of the following devices l big red button for recording control l external HDD l USB flash drive l mouse to start and stop recording l RS 232 serial port for remote control Note Using more than one USB device may impact system performance S Video input Conn...

Page 16: ...o DVI output signal To confirm the video stream from an s Video port refer to Configure channels USB Connect to one of the following devices l big red button for recording control l external HDD l USB flash drive l mouse to start and stop recording l RS 232 serial port for remote control Note Using more than one USB device may impact system performance RJ 45 Attach the provided RJ 45 cable and con...

Page 17: ...nd configuring audio Skip these optional steps if you do not want to configure an audio source at this time Step 1 Physical setup and power on Complete the following steps to prepare and power on the system Refer to the Front and Back Panel View section for your system to locate the appropriate ports 1 Turn on your HD source and connect the output cable to the DVI I input port on the front of the ...

Page 18: ...s interface acts as a configuration utility and system monitor The first time you access the web interface you may not know the IP address of the device The steps below use DNS based service discovery a type of zero configuration networking to access the device Depending on the operating system on your admin computer you may need to install some software before you can use DNS based discovery Tabl...

Page 19: ...evice such as a camera or tablet is connected to an input port the VGADVI Broadcaster automatically recognizes the source and adds the source to the Stream Setup menu in the Web Interface 1 From the web interface click on the Info page the info page opens displaying the live stream and the stream URL This is the link you can share with your viewer to view the live broadcast Source setup is complet...

Page 20: ...annel 3 Scroll to the bottom of the Stream Setup page and ensure the Enable audio checkbox is enabled enabled by default for the audio source to which you connected your 3 5 mm audio cable 4 Leave the default PCM 22KHz format and audio bitrate 5 Click Apply Your stream setup is complete Since most of the steps are pre configured you are up and running with a stream very quickly You can share the l...

Page 21: ...inistration When you have completed system tuning make sure to back up the device configuration using the procedure described in l Save and Restore Device Configuration Refer to the table of contents for a complete list of the topics covered ...

Page 22: ...ration and possibly a recording of an input Before you tweak the channel this part of the manual helps you to get your VGADVI Broadcaster properly configured for your network Topics covered l Connect to the Admin Interface l User Administration l Configure Network Settings l Configure Date and Time l Restrict Viewers by IP Address 13 ...

Page 23: ...via DNS based Service Discovery l Connect via the Epiphan Discovery Utility For networks without DHCP use the following procedure l Connect via Persistent Static IP Address You can also connect to a reduced Operator tablet interface See Connect to the tablet interface Connect via DNS based Service Discovery The VGADVI Broadcaster uses DNS based messages to advertise details about itself including ...

Page 24: ...via DNS service discovery 1 Find the system s serial number It is printed on a sticker on the back of the unit 2 Type the following string into the address bar of your web browser on your admin computer where serial is the serial number of your VGADVI Broadcaster http serial local admin For example http 95dd40d5 local admin 3 Enter the user name and password then click OK The administrative user i...

Page 25: ...very utility 2 Click Search to find all the Epiphan devices on the network a list similar to the following appears 3 If more than one device appears select the one you wish to configure by matching the serial number listed with the serial number marked on the back of the device 4 Optionally note the IP Address shown in the stream properties Use this for quicker access to the device on future confi...

Page 26: ...e network settings of the workstation being used to connect to the VGADVI Broadcaster so that they can be restored later 2 Temporarily change the network configuration on the workstation to the following a Use Static IP assignment b IP address 192 168 255 249 c Subnet mask 255 255 255 252 3 Establish an Ethernet connection between the VGADVI Broadcaster and the workstation by one of the following ...

Page 27: ...on to use a static address and configure the device with a static IP address and network settings relevant to the network being used For specific details about the settings presented see Configure Network Settings 8 Restore the previously saved network configurations on the workstation 18 ...

Page 28: ...s cannot be changed and the accounts cannot be disabled By default none of the accounts have passwords Admin The admin account is the main operator used for all device configuration This user has access to all options in the web interface Operator The operator account is a subclass of the admin account The operator can log in and view all configuration items but may only make changes to a small nu...

Page 29: ...nu Option viewer operator admin View channel output ü ü ü Channel Operations View Channel Configuration ü ü Configure Stream Channel ü Publish a Stream ü Configure Stream Branding ü Start the Stream Recorder ü ü Stop the Stream Recorder ü ü View Recorded Files List ü ü Download Recorded Files ü ü Delete Recorded Files ü ü System Configuration Operations View System Configuration ü ü Configure Auto...

Page 30: ...vice Configuration ü Restore Factory Configuration ü Reboot Device via Web Interface ü Configure Time Until Next Disk Check ü Perform Disk Check ü View Disk Information ü ü Upgrade Firmware ü View System Information ü ü Setting and Changing User Passwords The VGADVI Broadcaster s three static users are admin operator and viewer None of the accounts have passwords assigned by default but since both...

Page 31: ...assword is currently masked as dots For security reasons the current password appears as eight dots regardless of password length and even if there is no password set 5 Highlight and delete the confirmation password for the selected user 6 Select the user s password field and type a new password for the user The new password must have between 1 255 alpha numeric characters or special characters wi...

Page 32: ...e selected user 6 Click Apply 7 If you were logged in as the user whose password you just cleared you are logged out and must log back in without a password If you cleared the viewer s password all viewers stream will pause until they log in without a password Overcoming Lost Passwords If you have lost the password for the operator or viewer account you can log in to the web interface as admin and...

Page 33: ...versa To change the logged in user 1 Exit your browser completely or open a different browser i e Internet Explorer Chrome and Safari are different browsers 2 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 3 You are prompted for a username and password 24 ...

Page 34: ...erface shows you the device s MAC address and current IP Address via the Network configuration page To view settings on network configuration page 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the Network link in the Configuration menu the network configuration page opens 4 Note the MAC address and Current IP...

Page 35: ...ay require you to use a static IP address for your VGADVI Broadcaster Pro To configure a static IP address 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the Network link in the Configuration menu the network configuration page opens 4 Select the radio button use static address if not already selected 5 Enter ...

Page 36: ...f the page 12 Wait for the system to reboot 13 Open the Web interface using the new IP address 14 Log as admin and reload the Networking page to verify all changes were applied The following table describes applicable fields when setting a static IP address Table 9 Static IP Address Fields Label Description Options Use DHCP Select this radio button to dynamically obtain an IP address at boot up Us...

Page 37: ...fferent value Configure DHCP Occasionally such as when moving your system to a new network your VGADVI Broadcaster must switch from static IP address allocation to dynamic allocation via DHCP You can accomplish this three ways l Use the factory reset button to clear all your settings See Restoring Factory Configuration l Load a configuration file that uses DHCP networking See Load a saved device c...

Page 38: ...d by Ethernet at the network layer It s best if all nodes in your network use the same value so only change this value if you know other nodes use a different value Tether to a Mobile Network The VGADVI Broadcaster supports tethering to a mobile device via USB This can work side by side with Ethernet routing where one can be a back up system for the other When the system falls over to the backup n...

Page 39: ...chosen the system tries to use the mobile network tethering first It switches to use the Ethernet hard wired when the mobile network is no longer available To prevent viewer interruptions Ethernet data will continue to be used until the Ethernet network is down or publishing is restarted Select this setting if you only have a mobile network 7 Select your choice based on the table above 8 Click App...

Page 40: ...rk Settings 4 Click ping or traceroute an animation appears to the left of the address to indicate processing is underway 5 Upon completion of the command read the results from the console like display is shown below the Network Diagnostics setting 31 ...

Page 41: ...pics l Verify Date and Time Settings l Change the Time Zone l Configure Synchronized Time NTP PTP v1 and RDATE l Manually Configure the Date and Time Verify Date and Time Settings The current date time time zone and synchronized time protocol settings are shown when the Date and Time configuration page is loaded in the VGADVI Broadcaster web interface To view settings on date and time configuratio...

Page 42: ...me configuration fields Table 12 Date and Time Options Label Description Options Time Zone The currently selected time zone Enable time synchronization Whether or not a time synchronization protocol is being used for setting time If not selected time is set manually Protocol The time synchronization protocol Service IP Address The time synchronization server address Set time manually Whether or no...

Page 43: ... configuration page opens 4 Select the new time zone from the Time Zone drop down box 5 Click Apply Configure Synchronized Time NTP PTP v1 and RDATE By default the VGADVI Broadcaster uses the network time protocol server NTP server protocol and the time server from National Research Council Canada You can continue to use this time server or configure a new server that is more appropriate for your ...

Page 44: ...he required parameters as described below 7 If NTP is selected a Enter the IP address or server name for the NTP server in the Server IP Address field NTP uses UDP packets and port 123 If the device is behind a firewall and accessing an external NTP server UDP packets must be permitted on port 123 8 If RDATE is selected a Enter the IP address or server name for the RDATE server in the Server IP Ad...

Page 45: ...ne you can choose to manually set the date and time To manually set the date and time 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the Date and Time link in the Configuration menu the date and time configuration page opens 4 Type the desired date in the Date field Use the format yyyy mm dd 5 Type the desired...

Page 46: ...P addresses or range of addresses for your viewers By default all IP addresses are allowed to connect to the broadcast If you re not familiar with creating allow deny lists refer to the examples below this procedure for assistance with crafting your lists To restrict viewers by IP address 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface ...

Page 47: ...t by itself or in conjunction with the Allow IP s list as an exception to a rule in the allow list Examples Allow List with Distinct IP Addresses The simplest allow deny list is to use the list of known IP addresses to craft a list of allowed IP addresses All other addresses are denied access to the broadcast For example if your device is accessible on your local area network LAN and you want to m...

Page 48: ...Addresses Another simple allow deny list is to use the list of known IP addresses to list specific denied IP addresses All other addresses are allowed access to the broadcast For example imagine your device is accessible on your local area network LAN and you want to allow any computer on the LAN can access the stream except your publicly accessible boardroom with IP address 192 168 1 211 You can ...

Page 49: ...adcast with the exception of the CEO s desktop laptop and tablet computers Additionally boardroom computers should not be permitted with the exception of the cafeteria computer IP address 192 168 1 222 The deny list is an exception list for the allow list So to craft the rule described above we need to allow all the computers in the local subnet then deny specific sub ranges including two groups o...

Page 50: ... ready to configure your input sources The following sections provide an overview of the types of sources you can connect to your VGADVI Broadcaster and how to configure each source The following topics are covered l Identify sources l Configure a video source l Configure an audio source l Fine tune source configuration 41 ...

Page 51: ...Vl dual or single link depending on your device DVI port connect composite or S video source S Video port connect audio Audio Input port The web interface automatically discovers all input sources and displays them in the Stream Setup section of the web admin interface When a source is connected the system automatically detects and adjusts the image capture settings at start up and continues to ad...

Page 52: ...vailable l VGA DVI signal RGB this is the default setting l Component signal YCrCb Interval between VGA signal and autoadjustments sec When a source is setup the system automatically detects and adjusts the image capture settings at start up and continues to adjust every 60 seconds during operation To change the number of seconds between update enter a value or 0 to disable the feature otherwise t...

Page 53: ...fset to a high value set a high value for the gain to balance the two Gain The Gain and Offset parameters function as contrast control for an image The Gain controls the bright parts of the image and Offset controls the darker parts of the image Adjust both values to optimize image quality Adjust the values using small increments until the image is sharper If you set Offset to a high value set a h...

Page 54: ...e to a channel Configure audio settings Set audio volume View audio signal strength Add an audio source to a channel To add an audio source to a channel 1 Ensure an audio input source is connected to the device 2 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 3 Login as admin 4 From the web interface click Stream Setup the Stream setup p...

Page 55: ...e channel configuration for help choosing one of the supported audio codecs 8 Click on the Audio channels drop down menu to choose mono 1 channel or stereo 2 channels 9 Click on the Audio bitrate drop down menu to choose the audio transmission speed Increasing this value produces better sound quality but uses more system processing power and bandwidth 10 Click Apply Set audio volume To set audio v...

Page 56: ... if the output volume is not loud enough Adjusting the Input Amplifier volume adjusts the output audio as well 8 Enable Microphone 20dB boost to provide additional amplification for the microphone inputs 9 Click Apply View audio signal strength An audio meter indicates the signal strength of an audio source If the signal is weak you may experience volume quality issues You can adjust the output vo...

Page 57: ...caster User Guide 2 3 Configure an audio source 5 Scroll to the Input section The Audio meter is displayed 6 View the strength of the audio signal The following example shows an audio input with a strong signal 48 ...

Page 58: ...n if the changes that you made are not desirable See Save and Restore Device Configuration Video is not centered on the screen The image from the source is displayed too high or low or too far to the left or right 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface click Frame Grabber from the Confi...

Page 59: ... the gain amplifies weak signals but also increases noise you must balance offset and gain values to achieve the best quality image Adjust these settings by the smallest values possible compensate for a large change to one by making a large change to the other Setting both offset and gain to high values can result in poor video quality 1 Connect to the admin interface using your preferred connecti...

Page 60: ... the Admin Interface 2 Login as admin 3 From the web interface click Info the info window opens 4 Compare the aspect ratio from the source with the aspect ratio from theVGADVI Broadcaster info window Confirm if there is a mismatch 5 If there is a mismatch go to the stream setup for the channel and change the frame size to match the frame size that is sent from the source See Configure channels 6 I...

Page 61: ...xtended display identification data EDID is data provided by a video display device usually a monitor to describe its capabilities to a video source The video source uses the EDID to determine the capabilities of the monitor to determine the resolution color depth and other settings that the monitor can support EDID is crucial for DVI sources but mostly ignored by VGA sources When you connect the ...

Page 62: ... The file is saved to your downloads folder on your C drive 6 From the web interface click Frame Grabber from the Configuration menu the Frame Grabber Adjustments page opens 7 Scroll to EDID upload 8 Click Choose File A browser page opens 9 Browse to the location where the custom EDID file was saved and select the file 10 Click open The EDID is uploaded An information dialog box appears 11 Click O...

Page 63: ...es You can identify your channel by adding a corporate logo company information corporate color and time stamps Through channel configuration and fine tuning you can maximize your stream quality minimize your processing requirements and bandwidth and specify how the video is presented and streamed to a sharing destination viewer This section discusses the following topics related to channel config...

Page 64: ... new tab to start the preview Create a DVI channel A single source channel displays the output from one source in one viewing screen Follow the steps below to create a DVI channel In this section you can choose settings that maximize your stream quality while minimizing your processing requirements and bandwidth by adjusting frame rate resolution and bit rate Procedures to select a codec for compr...

Page 65: ...elds to change the frame size Changing the input signal resolution may lead to interrupted streaming and recording Enabling this feature may not be suitable for systems where input resolution is changed frequently b Change the frame size follow the steps below 11 Set the Frame size to reflect the same dimensions as your source or as sharing destination Default values cover popular resolutions of c...

Page 66: ...you may need to test different values to balance video smoothness and processing power 15 Increase or decrease image quality by increasing or decreasing the target Bitrate value when H 264 and MPEG4 codecs are used Video with a high level of motion and high resolution such as a sporting event requires a high bitrate Raising this value uses more system processing power and bandwidth 16 Set the Qual...

Page 67: ...configured you can combine both sources into one channel See Configure picture in picture or picture with picture layout b If a single source is configured for the channel go to the next step 8 Specify the type of video signal coming from the S Video source The options are S Video or Composite 9 Perform one of the following a Check the Use current signal resolution as the frame size check box Typi...

Page 68: ...me a frame that contains all the pixels is used when streaming the video The longer the key frame interval the smaller the video file size and vice versa The higher the value the faster a user moves through the frames of the video when using the search function of their media player For multiple source channels the key frame interval is configured in the DVI section 13 Change the frame rate limit ...

Page 69: ... different URL Video source signals and the audio source signal are recorded as separate tracks in a multi track file To create a picture in picture or picture with picture layout 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Ensure two video input sources are connected to the device 4 From the web interface click S...

Page 70: ...ure beside picture follow the steps below When independent streams are published audio is streamed with the DVI stream 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin or operator 3 From the web interface scroll to the Channels menu option 4 Click on the link for the channel you want to configure the menu expands 5 Click...

Page 71: ...ale your video image 12 To add a timestamp to your streaming video go to Add a time stamp to your channel 13 Click Apply Enable and disable a channel When channels are configured as two independent streams you can re configure it to stream one of the channels depending on the content you want to capture record and stream To enable or disable one of the independent streams DVI channel or Video chan...

Page 72: ... that will be used to compress the channel s video and audio content Deciding on which codec to use depends on how you prioritize the following criteria l Compatibility with streaming formats and file playback options l Size of the compressed file l Compression speed l Image quality For example if you require a high quality image the trade off might be a larger file size or slower compression spee...

Page 73: ...udio codec 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface click the Stream Setup menu option the Stream setup configuration page opens 4 Click on the drop down menu next to Audio format 5 Choose one of the following codec options from the Audio format drop down menu Value Description MP3 MP3 is...

Page 74: ...eo audio codecs and formats supported for streaming Video Codec selec ted Audio Codec selected RTSP FLV ASF MPEG TS MJPEG H 264 No audio codec ü ü ü ü H 264 LPCM ü ü ü H 264 G 711 ü ü H 264 MP3 ü ü ü ü H 264 AAC ü ü ü ü MPEG 4 No audio codec ü ü MPEG 4 LPCM ü ü MPEG 4 G 711 ü ü MPEG 4 MP3 ü ü MPEG 4 AAC ü ü MJPEG No audio codec ü The following table displays the compatibility between the video aud...

Page 75: ...nts Default values have been carefully selected to provide maximum performance in most environments In most cases it is not necessary to change the encoding settings To encode your video stream 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface click Stream Setup a Stream setup page opens 4 Click V...

Page 76: ... divided into one or more slices Each slice is self contained all information for decoding is available within the slice This is valuable when packet size exceeds the maximum allowable amount Therefore losing a slice will not impact the entire frame Packet slicing adds to overhead and impacts compression efficiency A value can be set when H 264 codec is selected 7 Set the Rate Control mode when H ...

Page 77: ...t is not the same aspect ratio as your source the result is one of having a matte bars appear around the image or the image is stretched See Control the matte black bars in the video output for details Resizing a video can be more resource intensive rather than leaving the video at a native resolution Although you can change the resolution at the VGADVI Broadcaster level it is less of a burden on ...

Page 78: ...en the output is streamed If an input video signal doesn t match the encoded frame aspect ratio bars are added to the sides or top and bottom of the encoded stream when the output is streamed and recorded The color of the bars is defined by the Background color selected on the Stream Setup page See Select the background color for your channel For example l Input signal resolution is 720 480 a 3 2 ...

Page 79: ...ize to match the aspect ratio of the input 2 Stretch the image to fit the output frame size aspect ratio These two options are described below Match the output frame size to the aspect ratio of the source signal To change the output frame size to match the aspect ratio of the source 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Logi...

Page 80: ...ion is not on the list use a calculator to get a factor of the source resolution and enter it in the Frame size fields 7 Click Apply Stretch the image To remove the matte black bars by stretching the image to fit your output frame size 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface click Stream...

Page 81: ...admin 3 From the web interface click Stream Setup the stream setup page opens 4 Select Keep aspect ratio 5 Click Apply Unstretching the image causes a matte black bars to appear on the sides or top and bottom of the output To remove these see Control the matte black bars in the video output Limit the frame rate Limiting the frame rate sets a frame rate value that is lower than the maximum frame ra...

Page 82: ...streaming the video This setting also impacts how quickly a video moves through the frames when a viewer uses the search function of their media player Increasing the number of seconds between key frames can significantly reduce your bandwidth and system resource usage with minor impact to your video quality A good rule of thumb is to keep the interval between 2 to 3 seconds and decrease the key f...

Page 83: ...VGADVI Broadcaster User Guide 3 2 Fine tune channel configuration Choosing Key frames only option increases bandwidth and system resource usage 74 ...

Page 84: ...company information to your channel This section describes the following topics for uploading the logo file applying the file to a channel and adding presentation and company related information To upload a logo to a channel To apply company information and logo to a channel To add a no signal image to a channel To remove a logo or no signal image from a channel To remove metadata from a channel T...

Page 85: ... the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface select a channel the menu expands 4 Click on the Branding menu option the configuration page opens 5 From the web interface click on the Branding menu option the configuration page opens 6 Click Choose File a browser page opens 7 Navigate to the folder on your...

Page 86: ...s presentation title presenter s name and other corporate information To apply company information and logo to a channel 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface select a channel the menu expands 4 From the web interface click on the Stream Branding menu option the Stream Branding configu...

Page 87: ...players scroll the text horizontally from right to left along the bottom of the media player window similar to a ticker message bar 6 Perform the following steps for each broadcast channel VGADVI or Video If your broadcast layout is picture in picture you may choose to add the logo to the VGADVI one stream only or create a pared down version for the video stream 7 Click on the Image drop down menu...

Page 88: ...isplays the whole image 10 Click Apply To add a no signal image to a channel This image is displayed for the channel when a signal is not detected Setting this feature lets you communicate broadcast information to your viewers For example if a viewer logs in early or if you are experiencing delays 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin I...

Page 89: ...the configuration page opens 4 From the web interface click on the Branding menu option the configuration page opens 5 Click Remove a confirmation dialog box opens 6 Click OK the dialog box closes and the image file is removed from the configuration page To remove metadata from a channel 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2...

Page 90: ...sm See Connect to the Admin Interface 2 Login as admin 3 From the web interface click Stream Setup a Stream setup page opens 4 Scroll to Show time label 5 Choose one of the following a Type a date or time in the field or b Click Show substitutions a list of options appears from the list choose the format you want to date to appear on the recording and type in the specific date and time The followi...

Page 91: ...or scheme To add a background color 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface click on the Stream Setup menu option the stream setup window opens 4 Scroll to Video channel Picture in picture layout options are available when both VGADVI and Video channels are enabled 5 Choose a layout with...

Page 92: ...ltiple formats to multiple users and devices such as web browsers media players set top boxes Smart TVs and Content Distribution Networks The tool s flexibility is further enhanced by its ability to support standard codecs used by most sharing destinations and media players This section discusses the following topic related to publishing your content l Stream your video l Samples of stream setting...

Page 93: ... using HTTP or RTSP o Stream your video o Stream content using a Content Distribution Network o Stream content using multicast streaming o Stream content using UPnP View available video formats When you select video and audio codecs for streaming the system generates and displays a list of available video formats and standards specific to the selected codec To view the video formats and standards ...

Page 94: ...fy the number of viewers and how viewers will access your content Are you streaming live video or recorded video Do you need to stream the content to one client peer to peer deliver a single stream to multiple clients multicast or provide web based streaming where multiple clients can access the broadcast Content Distribution Network The following table gives you a brief outline of the distributio...

Page 95: ...l for a small number of viewers since streaming uses your system resources and bandwidth However a small amount of overhead is used for each viewer For more information about using a HTTP streaming refer to Stream content using HTTP or RTSP RTSP Quickly stream content to viewers No set up is required The VGADVI Broadcaster is ready to stream content as soon as it has power and an input signal No o...

Page 96: ...e audience and because CDNs perform format conversion the stream is platform independent For more information about streaming to a CDN see Stream content using a Content Distribution Network The following options are available to stream video to a CDN Epiphan TV test your video stream using Epiphan s portal using RTSP announce stream live video to a content delivery network using RTMP push stream ...

Page 97: ...player For multicast the destination address is l MPEG TS UDP transport standard is used to stream MPEG 4 video when unicast or multicast streaming is used Each viewer retrieves a UDP address to add to their media player l MPEG TS RTP UDP transport standard is used to stream video when a single port is used to stream video and audio via unicast or multicast Each viewer retrieves a RTP address to a...

Page 98: ...RL and the port number used to stream the broadcast Ensure each channel has a unique HTTP and RTSP port number and that the port number is not already being used When a channel layout is configured as independent streams the following values are used for both streams To set the HTTP and RTSP streaming ports follow the steps below 1 From the web interface click Stream Setup a Stream setup page open...

Page 99: ... Info page for the device opens 6 Jot down the URL address This is the address you can send to viewers or to create a link to your broadcast Users must install Bonjour Print Services on their Windows or Mac computer to access the live Preview using the serial number Log into the admin interface by IP address to see the URL with the IP address instead of the serial number Stream content using a Con...

Page 100: ...rformance limits and viewer limits are applied To upgrade to a full service select one of Epiphan s preferred CDN provider at http epiphan tv cdn partners php To hear audio content from Epiphan TV ensure audio is set to MP3 in stream setup configuration 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web inte...

Page 101: ...han TV To view content from Epiphan TV ensure you have l a current browser l a current flash player l set H 264 codec in stream setup configuration and l set stream bitrate lower than 500 kbits s in steam setup configuration 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface scroll to the Publish S...

Page 102: ... To on the bottom of the screen the following options appear 2 Choose a plug in from the list the stream is displayed using the selected multimedia player Add a link to your website to stream your Epiphan TV broadcast Follow the steps below to embed code for the broadcast in a web page 1 Go to the Epiphan TV portal 2 Click Embed on the bottom of the screen a dialog box opens displaying the code 93...

Page 103: ...be used for live streaming however not all CDNs or media servers support both formats From this window choose the streaming format that your CDN or media server supports Epiphan has tested with the CDN providers listed here http epiphan tv cdn partners php Contact your CDN for a list of supported audio codecs and update the stream setup configuration To publish content to a CDN provider ensure you...

Page 104: ...me The path is provided by the CDN provider 9 Check the Use TCP for RTP stream checkbox Verify which transport protocols your CDN provider supports 10 Enter a user name and password 11 The CDN provider assigns a user name and password to authenticate the publisher Contact the CDN provider for your log in credentials 12 Click Apply To stream content to a CDN using RTMP push 1 Connect to the admin i...

Page 105: ...value is 1935 5 Enter a value in the Mount Point field This is the full path to the location of the live steam or the media server The path starts with the application name The path is provided by the CDN provider The RTMP publish stream is displayed as rtmp publish in the Connections window 3 Enter a user name and password The CDN provider assigns a user name and password to authenticate the publ...

Page 106: ...s outline the steps to distribute your content using multicast streaming When Independent Stream layout is configured the DVI Channel supports multicast streaming The Video channel is not streamed Multicast streaming using RTP UDP 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface scroll to the Pub...

Page 107: ...iewers Multicast streaming for MPEG TS file format using UDP push To configure the MPEG TS stream ensure the following codecs are configured l Video H 264 l Audio MP3 or AAC if audio is configured 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 From the web interface click the Publish Stream menu option the Publish St...

Page 108: ... may need to contact your system administrator for a specific multicast IP address 11 Enter a channel number in the Channel number field to identify your stream in the media player When a channel number value is not specified viewers cannot select a channel from the set top box or Smart TV 12 Enter a name for a group of streams in the text box next to Group name Since media players simply present ...

Page 109: ...and a multicast IP address is configured your stream is displayed in the playlist of local media player 10 Enter a multicast IP address in the SAP announcement IP field If your media player is configured to receive multicast streams from an IP address that is different from the default address 224 2 127 254 you may need to contact your system administrator for a specific multicast IP address 11 En...

Page 110: ...r security reasons the default behavior prevents UPnP access to live streams and recorded files This section covers the following topics l Enable UPnP l Disable UPnP l Stream your video l Auto restart playback to a UPnP Device l Change UPnP device name Some players will not be able to access the stream or saved recordings if a view password is set If needed see Removing User Passwords to clear the...

Page 111: ...he Server name field If no name is provided the server name will be the device s serial number 5 Select whether you want to share live video and recorded files 6 Click Apply 7 If no live stream is available that meets the criteria for UPnP a message is displayed in the Play on service start section of the page 8 Otherwise the Play on service start section shows a drop down list of what can be stre...

Page 112: ...out browsing through menus in the player Recorded files must be in MPEG TS format and use the supported codecs H 264 with MP3 or AAC audio Having a viewer password could prevent the ability to use UPnP To play directly to a media player 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Ensure Share recorded files throug...

Page 113: ...and player combination can be configured for auto play Change UPnP device name You can configure the UPnP server name that appears for your VGADVI Broadcaster By default if you left the server name field blank when enabling UPnP the server name is the device s serial number To change the UPnP server name 1 Connect to the admin interface using your preferred connection mechanism See Connect to the ...

Page 114: ...ecommended settings when streaming video and slide content from a PC Mac or tablet Streaming video content The table below provides suggested settings to maximize your video quality while minimizing system resource usage when streaming video content from a PC Mac or tablet Setting PC and Mac Tablet Codec H 264 Motion JPEG Video encoding preset High Speed High Speed Video encoding profile Main Enha...

Page 115: ...etting PC and Mac Tablet Codec H 264 Motion JPEG Video encoding preset High Quality High Quality Video encoding profile High Enhanced compatibility mode h 264 slicing for RTP Disable for PC Enable for Mac Key frame interval 2 sec Limit frame rate 15 15 Bitrate 500 Kbits for SD 1000 Kbits for HD 2000 Kbits for Full HD Quality Parameter available when Motion JPEG is selected 80 Rate control mode Bal...

Page 116: ...ou choose to record the resulting streams it stores the recorded files on the device and provides a variety of automatic or manual mechanisms to download the files This section discusses the following topics related to recording l Create Recordings l File Maintenance l File and Recording Transfer l Use the Local FTP Server 107 ...

Page 117: ...ng can also be controlled via the tablet interface See Control recording via the tablet interface Recording basics While recording a channel a new file is created each time the maximum time or size limit is met When configuring these limits you can choose to have recording stop when there is no signal present in the sources See Configure the type and length of recording files This can be very usef...

Page 118: ... it useful to have recordings divided this way for ease of download but you may also want to change the recording limits to be larger or smaller to meet your individual situation Additionally you can configure the prefix for all recordings the suffix is the date and time of the recording and you can exclude a channel or recorder s recordings from automatic upload To change the recording configurat...

Page 119: ...ilable for recording file configuration Table 19 Recording File Configuration Fields Label Description Options Time limit Specifies the length of time the device waits before the recording file is saved and a new one is started assuming the size limit has not yet been reached Values range from 5 minutes to six hours Size limit Specifies the file size a recording can become before it is saved and a...

Page 120: ...n mechanism See Connect to the Admin Interface 2 Login as admin 3 Click the Reset button next to the stop button the current file is stopped and a new one begins Control recording with a mouse You can physically control recording start stop by connecting a USB mouse to your VGADVI Broadcaster To control recordings with a mouse 1 Power on the device 2 Connect a USB mouse to a USB port on the device...

Page 121: ...idental control of the recording 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select Button Actionsin the Configuration section the button action configuration page is displayed 4 Pick No Action from the drop down lists for Down Up and Long Press for Right Button 5 Pick No Action from the drop down lists for Down U...

Page 122: ...control recordings By default the left mouse button or the keyboard Enter key toggles recording in the same way as the default on device button behaves Press and release the button or key once to start recording and again to stop The device supports keyboards with media buttons such as Play Pause and Volume Up Down or a mouse with up to three buttons When configuring the mouse or keyboard for reco...

Page 123: ...om the Down drop down list for the desired mouse button or keyboard key from Enter Play Pause Volume Up or Volume Down 5 Pick Stop Recording from the Down drop down list for the desired mouse button or keyboard key from Enter Play Pause Volume Up or Volume Down 6 Click Apply 114 ...

Page 124: ...ist of Stored Files l Rename Stored Files l Download Files Manually l Delete Files Manually For information on automatic file transfers see File and Recording Transfer View the List of Stored Files To view the recordings on the device 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin or operator 3 Click Recorded Files but...

Page 125: ... recordings 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Go to the list of recorded files See View the List of Stored Files 4 Select the pencil and paper icon next to the filename you wish to change 5 Type the new file name and press enter when finished The web interface keeps track of the filename extension i e av...

Page 126: ...connection mechanism See Connect to the Admin Interface 2 Login as admin or operator 3 Find the recordings by channel or by recorder See View the List of Stored Files 4 To download an individual file a Click the name of a recording file to download it 5 To download multiple files a Select the check box next to the recordings you wish to download from this channel or recorder b Click Download Selec...

Page 127: ...letion a confirmation dialog appears b Click OK on the confirmation dialog 5 To delete multiple files a Select the check box next to the recordings you wish to delete b Click Delete Selected a confirmation dialog appears c Click OK on the confirmation dialog The list may not update immediately You can refresh the list by reloading the Files Archive page 6 To delete all files a Click Delete All a c...

Page 128: ...Upload Part 1 of 2 The VGADVI Broadcaster can automatically upload files to an accessible off device storage location Four types of off device storage are supported FTP CIFS RSync only one can be used at once Files are uploaded once i e are automatically not re uploaded during future sessions and a log is kept showing the file transfers The first transfer occurs after the configured amount of time...

Page 129: ...ons Name Description On file rotation The device uploads each file after it stops recording it You can control file size and length to determine when files are done recording You can also use the reset button to close the current file and open a new one See Create Recordings Every hour The device uploads completed recordings every hour Every 6 hours The device uploads completed recordings every si...

Page 130: ...ing RSync to copy the file CIFS Client The device uploads to a network location using CIFS also known as SMB or samba such as a shared folder on a Windows machine 10 Follow the procedure below for configuring your selected protocol Configure Automatic File Upload to an FTP Server Part 2 of 2 This procedure assumes you have completed the steps in Configure Automatic File Upload Part 1 of 2 and wish...

Page 131: ... 22 FTP Automatic Upload Configuration Options Name Description Options Server address The IP address or fully qualified domain name of the FTP server Server port The port used by the target FTP server Standard port is 21 Login Username for the FTP server Password Password for the FTP user Use temp file Causes files to be named with part extension on the server during active upload When the upload...

Page 132: ...esired select the Checksum check box to add a checksum validation to the transfer between the device and the recipient server 7 Click Apply if there are any problems the system notifies you with a message One or more parameter values are not valid and those were not applied The following table describes the options applicable to configuring upload to an RSync server Table 23 RSync Automatic File U...

Page 133: ...ed the server to use something non standard Leave this value blank to use the default port 4 Specify the Server share This is the CIFS share name or the name of the shared folder on the server If needed request this value from the network administrator 5 If the device is in a different domain than the server or if it is part of Active Directory enter the Domain name of the CIFS server 6 Specify a ...

Page 134: ... is renamed to the appropriate extension mov or avi Upload to an External USB Drive The device is equipped with USB ports that can be used to copy files from internal storage to external USB flash drives or hard drives An example use of this feature is to provide speakers with a copy of their presentation before they leave the presentation venue The external drive must be formatted with one of the...

Page 135: ... only USB drives with visible activity indicators should be used If your USB drive has no activity indicator you can check the greed LED on your VGADVI Broadcaster It blinks during copy move operations To configure a one time copy of all recorded files to a USB drive 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Sel...

Page 136: ...load go to the Automatic File Upload configuration page and disable automatic file upload or switch it to a non USB based upload type Repeat the steps above 7 Insert the properly formatted USB drive into one of the device s USB ports the drive is recognized and the transfer begins If the drive has an activity indicator light it flashes during the transfer Additionally the VGADVI Broadcaster s gree...

Page 137: ...saved If a conflict is reported regarding the Automatic file upload go to the Automatic File Upload configuration page and disable automatic file upload or switch it to a non USB based upload type Repeat the steps above 6 Click the Recorded Files button from the menu the recorded files list opens 7 Select the check box next to the files you wish to download In the example below the topmost file is...

Page 138: ... see the available USB storage space 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Insert your USB drive in an available USB port on the device It is recommended you only use one USB drive at a time 4 Scroll to the bottom of the Web Interface page external USB storage is displayed under internal storage space Safely...

Page 139: ...ding Transfer 2 Login as admin 3 Scroll to the bottom of the Web Interface page click the eject link below external storage space 4 When prompted click OK to confirm that you want to eject the USB drive 5 Disconnect the USB drive from the device 130 ...

Page 140: ...pics l Configure the Local FTP Server l Downloading Files from the Local FTP Server Configure the Local FTP Server To configure the FTP server 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the FTP Server link in the Configuration menu the FTP Server configuration page opens 4 To enable the FTP server a Select...

Page 141: ... log in again The following table summarizes the options for configuring the local FTP server Table 26 FTP Server Configuration Options Name Description Options Enable FTP access The check box controls whether or not the device acts as an FTP server By default this is disabled FTP user name Select one of the device users admin operator or viewer The ftp password will be the access password for the...

Page 142: ...a terminal window on Linux Mac or open your FTP utility of choice 2 Establish an ftp connection using the command ftp 192 168 1 210 3 Provide the username admin provide the username of your FTP user 4 Provide the password provide the correct password for your FTP user the connection is opened 5 Use the dir command to see the file structure the recordings are in the video folder Figure 4 1 Login to...

Page 143: ...VGADVI Broadcaster User Guide 5 4 Use the Local FTP Server If the delete command is not enabled attempting to delete a file will result in an Unknown Command error 134 ...

Page 144: ... Now that you have perfected your stream identified the medium to publish your stream it s time to view the video stream from a media player or a web browser This section discusses the following topic related to viewing your content l View your video 135 ...

Page 145: ...with Session Announcement Protocol SAP View the live broadcast and retrieve stream URLs There are two methods to view the current broadcast and to retrieve the stream URLs l Live View button on the main menu or l Live broadcast link on the web admin Info window View your broadcast using the Live View button on the main menu 1 Connect to the admin interface using your preferred connection mechanism...

Page 146: ... your broadcast using the Live View button on the Info menu 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin or operator 3 From the web interface click Info the info page opens displaying the live broadcast and stream URL 3 Click on the Live broadcast link a window opens displaying the live broadcast and stream URL 137 ...

Page 147: ...m each channel or one URL that includes streams from both channels 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin When the single channel stream mode is enabled this URL is used to view video from both DVI and S Video inputs 3 Copy the URL and provide to viewers Based on their media player viewers can access the broadc...

Page 148: ...the prompt User Name viewer Password enter the viewer password 4 Press Enter The stream is played in the browser window Viewing with a media player If a viewer password is configured provide participants with the password to log in along with the IP address or the URL to be copied to the media player For example purposes the following procedure describes the steps using a VLC media player 1 Launch...

Page 149: ...streams or recordings that meet these requirements For security reasons the default behavior prevents UPnP access to live streams and recorded files To enable UPnP see Stream content using UPnP Some players cannot access the stream or saved recordings if a viewer password is set If needed see Removing User Passwords to clear the viewer password When browsing via UPnP your VGADVI Broadcaster is dis...

Page 150: ... recorded Windows Media Player shows the recorder files side by side with the channels and other digital media players show the recorded files in a file tree format see below UPnP can also be used to directly play a recording to the digital media player or to set a media player to automatically play a particular live stream after reboot of the VGADVI Broadcaster See Stream content using UPnP and A...

Page 151: ...t is not advertised in the media player s playlist 2 Ensure the SAP announcement IP is a multicast IP address 3 Some media players for example Exterity receivers listen for SAP announcements on a specific multicast address 239 255 255 255 If your audience is using Exterity to view your stream you must change the SAP announcement IP address to 239 255 255 255 4 Launch a media player The following s...

Page 152: ...VGADVI Broadcaster User Guide 6 1 View your video 8 Click on a live stream the stream plays in the media player window 143 ...

Page 153: ...figure and operate your device using third party tools via HTTP or RS 232 Specific topics covered are l Mobile Tablet Operator Interface l Power Down and System Restart l Save and Restore Device Configuration l Restoring Factory Configuration l Firmware Upgrade l Remote Support l Storage Disk Maintenance l Control with RS 232 Serial Port l Control with HTTP Commands l Configuration Keys for Third ...

Page 154: ... to the tablet interface To get started with the tablet interface you can connect to it in one of the following ways The device connecting to the tablet interface must be on the same network as the VGADVI Broadcaster or must be physically connected to it via USB l Use the browser over Ethernet l Use tethering on your device l Use the mobile version of Epiphan Connect Use the browser over Ethernet ...

Page 155: ...for descriptions of the options 5 Click Apply To use you mobile device or tablet via tethering 1 Turn on tethering on your device See device user manual for instructions 2 Connect the device to your VGADVI Broadcaster via USB 3 Use the Epiphan Connect utility to find the device and open the tablet admin interface Use the mobile version of Epiphan Connect Epiphan has iOS and Android versions of the...

Page 156: ...prompt is presented 5 Login as admin or operator the tablet interface appears Confidence monitoring using the tablet interface When connected to the tablet interface you can use the INPUTS section to monitor the inputs to your device An auto updating snapshot of video inputs and an audio level meter is provided The top of the tablet interface gives you a warning if there are video inputs with no s...

Page 157: ...o the name says NO SIGNAL 7 If the source has a signal it is displayed under the source name Verify disk space via the tablet interface The INFO section of the tablet interface lets you know the firmware version serial number and IP Address of your device It also shows you the currently available disk space To monitor inputs 1 Connect to the tablet interface See Connect to the tablet interface 2 L...

Page 158: ...ce See Connect to the tablet interface 2 Login as admin or operator 3 Scroll to the CHANNELS section 4 Click the down arrow in the row for the recorder 5 Use the START STOP and RESET buttons to control recording Switch to the full admin interface To switch from the tablet interface to the full admin interface 1 Connect to the tablet interface See Connect to the tablet interface 2 Login as admin or...

Page 159: ...VGADVI Broadcaster User Guide 7 0 Mobile Tablet Operator Interface 150 ...

Page 160: ...Restarting the Device via the Web Interface The VGADVI Broadcaster web interface allows you to reboot the device To restart the device 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the Maintenance link in the Configuration menu the maintenance page opens 4 Click the Reboot Now button a confirmation dialog app...

Page 161: ...rent device configuration to your admin computer s hard drive It s good practice to do this before making any major changes to a working configuration and before doing a firmware update The resulting backup file includes all non default configuration settings for the device except the user passwords which are reset when a configuration is restored To save the current device configuration 1 Connect...

Page 162: ...configuration file and know where it is accessible from your local computer before starting this procedure The resulting backup file includes all non default configuration settings for the device except the user passwords All passwords are reset to blank after the configuration is loaded To load a saved device configuration 1 Connect to the admin interface using your preferred connection mechanism...

Page 163: ...Reboot the device by clicking the link in the message on the web page or by using the power button on the device when the system comes back up the restoration is complete 8 Login as admin with no password 9 Reset your user passwords See Setting and Changing User Passwords 154 ...

Page 164: ...tore the factory configuration to return your VGADVI Broadcaster back to the original settings it had when you purchased it Restoring the factory settings erases everything on the device This includes all your source settings channels network settings and all saved files Only proceed if you know this is what you want to do To restore the factory configuration via the web interface 1 Connect to the...

Page 165: ...ctory configuration to the device you can follow the steps described below Restoring the factory settings erases all configuration items on the device This includes all your source settings channels and network settings Recorded files are not erased Only proceed if you know this is what you want to do The VGADVI Broadcaster has a factory reset button located on the front of the device Refer to the...

Page 166: ... Reset button on the front of the device while you restore power to the device the blue LED illuminates 4 Continue to hold the reset button until the blue light is extinguished and the green LED illuminates 5 Release the reset button 6 Wait for the system to reboot and begin re configuration 157 ...

Page 167: ...I Broadcaster has internet access you can check for updates directly by following the procedure below To check for new firmware 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the Firmware Upgrade link in the Configuration menu the firmware upgrade page opens 4 Click the check for updates link next to your curr...

Page 168: ...configuration if desired A recent configuration file is needed for the slim case of a power failure or other problem during firmware upgrade See Save and Restore Device Configuration 4 Select the Firmware Upgrade link in the Configuration menu the firmware upgrade page opens 5 Click the check for updates link next to your current firmware version the system connect to Epiphan servers to look for u...

Page 169: ...r To install new firmware from a file 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Save a copy of the current device configuration if desired A recent configuration file is needed in the unlikely event of a power failure or other problem during firmware upgrade See Save and Restore Device Configuration 4 Select the...

Page 170: ...in Interface 11 Login as admin 12 Select the Firmware Upgrade link in the Configuration menu the firmware upgrade page opens 13 Verify that the firmware version is the expected new version If the firmware upgrade failed restore to the default factory settings before trying again See Restoring Factory Configuration Once the upgrade is complete load your saved configuration file 161 ...

Page 171: ...nfigure Remote Support Remote support is configured by default to connect to the Epiphan maintenance server with the domain name epiphany epiphan com The device must be able to resolve this domain name to connect to the server and permit remote support Remote support uses port 30 therefore this port must be available for communication If your device is protected from the Internet by a firewall spe...

Page 172: ...the maintenance server a Select the Network link under Configuration b Type epiphany epiphan com Network Diagnostics box c Click ping d Ensure the result shows an IP address for epiphany epiphan com and report any packet loss to Epiphan support 10 If the device cannot reach the maintenance server check the network settings see Configure Network Settings to ensure DHCP is selected or a DNS server i...

Page 173: ...admin password To disable remote support 1 Connect to the admin interface using your preferred connection mechanism See Connect to the Admin Interface 2 Login as admin 3 Select the Maintenance link in the Configuration menu the maintenance page opens 4 Click Enable remote support check box to deselect it This prevents incoming links from Epiphan 5 Click Enable connection to maintenance server to d...

Page 174: ... If available storage is low consider removing some unneeded recordings or setting up an automatic file transfer with deletion after transfer See File Maintenance and File and Recording Transfer Disk space can also be checked via the tablet interface See Verify disk space via the tablet interface To check disk storage space 1 Connect to the admin interface using your preferred connection mechanism...

Page 175: ... as admin 3 Select the Disk Check link in the Configuration menu the disk maintenance page opens 4 Set the number of restarts to occur before the next check Set to 0 if you don t want to force a disk check after a specific number of restarts 5 Set the number of months to pass before the next check Set to 0 if you don t want to force a disk check after a specific number of months 6 Click Save Perfo...

Page 176: ... complete the main page returns and a summary is shown 6 If any unrecoverable errors are detected contact Epiphan support b If two or more drives are detected you are prompted to select a type of RAID array 1 Scroll to the Internal Storage section at the bottom of the menus on the left side of the page 2 If the RAID configuration is sound the internal storage section reports statistics for the sto...

Page 177: ...VGADVI Broadcaster User Guide 7 6 Storage Disk Maintenance 4 If using RAID 1 and one of the disks is down the following warning is displayed 168 ...

Page 178: ... Attach the null modem cable to the control interface The only configuration available for the serial port is flow control Flow control changes the rate of data transfer over the cable Some communication settings are static and cannot be changed The static settings are l Baud rate set at 19200 l Parity set to none l Stop bits set to one To configure serial port flow control 1 Connect to the admin ...

Page 179: ...us settings Note A line feed ASCII code 10 is needed at the end of each command The table describes the RS 232 commands supported by the VGADVI Broadcaster Table 28 Supported RS 232 Commands Command Name Description Recording Commands START Starts recording If already recording the current recording file is closed and a new file is started STOP Stops recording SNAPSHOT Takes a snapshot image suppo...

Page 180: ...tus Changed Messages Command Name Description STATUS status Provides the status of the recording serviceas one of l Running l Stopped l Uninitialized The Uninitialized status is sent when there is an internal error Check the device for more details RS 232 Serial Port Command Examples The following examples demonstrate how to use some of the RS 232 commands supported by the device The list of suppo...

Page 181: ...e value of the frame size resolution GET framesize 4 To set the frame size resolution enclose the parameter in quotes to preserve the spaces SET framesize 640 x 480 SAVECFG 5 To enable broadcasting audio SET audio on SAVECFG 6 To disable broadcasting audio SET audio SAVECFG 172 ...

Page 182: ... Set configuration settings http address admin set_params cgi key value Where address is the IP address of the device key is the key for the configuration item being checked or changed see the list in Configuration Keys for Third Party APIs and value is the value to set for the configuration item Multiple Requests at Once You can include multiple key value pairs in a single command by separating t...

Page 183: ...get http user admin http passwd password http address admin set_ params cgi key value key value HTTP Command Examples Some configuration of the VGADVI Broadcaster Pro can be done by non interactive http commands The following examples demonstrate how to use wget to exercise some of the HTTP commands supported by the device For values with spaces encode space as 20 i e set_params cgi framesize 640 ...

Page 184: ...ntrol with HTTP Commands wget http user admin http passwd pass123 http 192 30 23 45 admin set_params cgi rec_ enabled on 4 To stop recording wget http user admin http passwd pass123 http 192 30 23 45 admin set_params cgi rec_ enabled 175 ...

Page 185: ...ions describe the API keys supported by the device in each of these categories l System level Settings Keys Read only l System level Settings Key Read Write l Recording Configuration Keys l Configuration Keys for Third Party APIs l IP Based Access Control Configuration Keys l UPnP Configuration Keys l Frame Grabber Configuration Keys l Broadcast Configuration Keys l Channel Encoder Configuration K...

Page 186: ...s read only mac_address String The device s mac address Useful for debugging The value is read only product_name String The product s name Useful to confirm you are communicating with the right product or for debugging purposes The value is read only vendor Epiphan Systems Inc Name of the vendor The value is always Epiphan Systems Inc The value is read only System level Settings Key Read Write The...

Page 187: ...ec_stop_if_no_ signal on empty string Specifies whether the recording should stop if no signal is detected To auto stop when no signal set to on To continue recording even if there is no signal set to an empty string rec_timelimit integer Specifies the time limit in seconds before a new recording file is created HTTP Server Configuration Keys The following settings are supported for configuration ...

Page 188: ...resses to deny access To restrict access provide a list of denied IP addresses To clear denied IP restriction set to an empty string UPnP Configuration Keys The following settings are supported for UPnP streaming Table 35 Supported UPnP Streaming Configuration Keys Key Values Description share_archive on empty string Enables sharing of recorded files via UPnP To enable sharing files over UPnP set ...

Page 189: ...terval 0 9999 Specifies the number of auto adjustments in the interval To disable auto adjustments set to 0 vshift 20 20 Specifies vertical shift For shifts up use positive values For shifts down use negative values Broadcast Configuration Keys The following broadcast configuration settings are supported Table 37 Supported Broadcast Configuration Keys Key Values Description bcast_disabled on empty...

Page 190: ...ze directly set to empty string codec h 264 mpeg4 mjpeg Specifies the stream codec fpslimit 1 30 Specifies the frame per second limit Set to your desired limit framesize 640 x 480 720 x 400 720 x 480 720 x 576 768 x 576 1024 x 768 1152 x 864 1280 x 720 1280 x 768 1280 x 960 1280 x 1024 1360 x 768 1360 x 1024 1600 x 1200 1920 x 1200 Specifies the frame size in pixels Set to desired size refer to de...

Page 191: ... or 1M can be used vbufmode 1 low delay 2 storage Specifies the broadcast compression level For low delay when streaming specify 1 For best results or recording set to 2 vencpreset 0 default 1 High quality 2 High speed Specifies a video encoding preset For the default balanced setting set to 0 To prioritize quality over speed set to 1 To prioritize speed over quality set to 2 videosource string Vi...

Page 192: ...ttom set to lb To have the logo at the right top set to rt To have the logo at the right bottom set to rb logo_src string Specifies the logo source file name The file must already be uploaded to the device Channel Layout Configuration Keys The following settings are supported to configure multi source streams For more information see Configure picture in picture or picture with picture layout Tabl...

Page 193: ...am To enable audio set to on To disable audio set to an empty string audiochannels 1 mono 2 stereo Specifies the number of audio channels For mono set to 1 For stereo set to 2 audiopreset CODECS pcm_s161e PCM pcm_alaw G 711 a law pcm_mulaw G 711 u law libmp3lame MP3 libfacc AAC RATES 32 64 96 112 128 160 192 Specifies an audio code preset in the format CODEC RATE i e libfaac 128 Stream Publishing ...

Page 194: ...ngs see Stream your video Table 43 Supported RTSP Announce Configuration Keys Key Values Description announce_by_tcp on empty string Enables or disable RTSP over TCP To enable TCP transport set to on Otherwise set to empty string announce_host string Specifies the RTSP server address Set to the appropriate IP address announce_name string Specifies the RTSP resource name announce_ password string S...

Page 195: ...scovery and cannot be used for streaming MPEG TS Configuration Keys Publish Types 4 and 5 The following settings are supported when the publish type is set to MPEG TS For more information on MPEG TS and these settings see Stream your video Table 45 Supported MPEG TS Configuration Keys Key Values Description unicast_address string IP address Specifies the unicast multicast address unicast_mport 100...

Page 196: ...e for configuration of the content s metadata Table 47 Supported Content Metadata Configuration Keys Key Values Description author string Specifies the name of the author for the broadcast video Refer to description above on handling white space spaces in the string comment string Specifies a comment for the broadcast video Refer to description above on handling white space spaces in the string co...

Page 197: ...e noise is no longer present See Set audio volume for details on this setting Image quality is poor or insufficient The following tips can help improve image quality 1 Ensure the source resolution is used as the output or recorded resolution Up scaling and down scaling can affect picture quality See Upscale or downscale your video image 2 Increase the Bitrate value and or decrease the Limit frame ...

Page 198: ... at support epiphan com The stream interrupts or the image breaks up The following tips can help diagnose image problems 1 Ensure the source resolution is used as the output or recorded resolution Up scaling and down scaling can affect picture quality See Upscale or downscale your video image 2 Increase the Bitrate value and or decrease the Limit frame rate value in the Stream Setup menu See Adjus...

Page 199: ...system shows you a read only list of the recordings on the USB drive Automatic file upload to a USB drive As of 3 11 0 you can configure the device to automatically upload recorded files to an attached USB drive Choose to either have it work the same way as uploading via FTP CIFS or RSYNC or as a one time download of all the recordings on the device Wider support for USB flash drives Previously so...

Page 200: ... streamed If an input video signal doesn t match the encoding ratio a matte is applied and bars are visible at the sides or top and bottom of the encoded stream The color of the matte is customizable Universal Plug and Play UPnP Device as a media controller Enjoy the new live stream resume feature to ensure a digital media player automatically gets the stream when it becomes available after the VG...

Page 201: ...and length of recording files l Customize the buttons on your VGADVI Broadcaster Select the action for the two buttons on the front of the device and for attached USB mouse or keyboards l Inputs that have an incoming signal and are part of a configured channel can be previewed on the Stream Setup page A static screenshot is shown and can be updated manually by clicking reload screenshot l Encode S...

Page 202: ... means this Epiphan Software License Documentation means the technical publications delivered to You with the Software relating to the installation and operation of the Software such as reference user installation and technical guides and release notes Epiphan means Epiphan Systems Inc Software means the Licensor binary and or bytecode software programs that i are made available to You for downloa...

Page 203: ...n hardware You shall not distribute lease rent grant a security interest in assign or otherwise transfer the Software except as expressly provided in this Agreement You shall not modify or create any derivatives works of the Software or merge all or any part of the Software with another program You shall not use the Software or make the Software available to any third parties as part of any servic...

Page 204: ...DITIONS AND LIMITATION OF LIABILITY NEITHER LICENSOR NOR ANY OF ITS LICENSORS OR SUPPLIERS WOULD GRANT THE RIGHTS GRANTED IN THIS AGREEMENT 7 Term and Termination This Agreement shall continue for as long as You use the Software however it may be terminated sooner as provided in this Section 7 You may terminate this Agreement by destroying all copies of the Software and Documentation under Your co...

Page 205: ...ntation and or related information You are representing and warranting that You are not located in are not under the control of and are not a national or resident of any country to which the export of the Software Documentation and or related information would be prohibited by the laws and or regulations of Canada or the United States You are also representing and warranting that You are not an in...

Page 206: ...equest a jury trial with respect to any action brought by You in connection with this Agreement the Software or any services provided in respect to the Software The application of the United Nations Convention on Contracts for the International Sale of Goods to this Agreement is expressly excluded March 28 2014 Environmental Information The equipment that you bought has required the extraction and...

Page 207: ...d 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 recommendation This document may contain links to non Epiphan web sites These links are provided to you as a convenience and Epiphan is not responsible for the content of an...

Page 208: ...d 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 any court of competent jurisdiction Notwithstanding this application may be made to any court for a judicial acceptance of the award or order of enforcement Notwi...

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epiphan Lecture Recorder X2, User Manual

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