Datavideo NVS-25, Quick Start Manual

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Page 2: ...Front Panel ________________________________________ 9 Rear Panel________________________________________ 10 System Diagram ___________________________________ 11 NVS 25 Network Video Streaming Server...

Page 3: ..._______ 18 Input Source Selection__________________________________18 Video Tuning _________________________________________19 Image Size ___________________________________________19 H 264 Encode ___...

Page 4: ..._33 Real Time Streaming Protocol RTSP ______________________34 Real Time Messaging Protocol RTMP _____________________35 NVS25 USTREAM Connection Configuration _____________________36 NVS25 WOWZA Serv...

Page 5: ...this unit make sure that the total of the ampere ratings on the products plugged into the extension cord do not exceed the extension cord s rating 10 Make sure that the total amperes of all the units...

Page 6: ...orized Distributors Certain parts with limited lifetime expectancy such as LCD Panels DVD Drives Hard Drives are only covered for the first 10 000 hours or 1 year whichever comes first Any second year...

Page 7: ...the applicable take back scheme for the recycling of Waste Electrical and Electronic Equipment For more detailed information about the recycling of this product please contact your local Datavideo of...

Page 8: ...rowser Users are allowed to configure real time audio and video streaming on the web based graphical user interface The encoded video stream can be delivered to a single browser a group of clients on...

Page 9: ...atus STM Displays the stream server status PWR Displays the power status See the section on LED Status Button Behaviour Restore factory defaults from the front panel From power off Press and hold in t...

Page 10: ...mixer connect the audio mixer s line level output to this unbalanced audio input HDMI IN HDMI digital signal input connector CVBS IN Composite video input takes a BNC connector from the composite outp...

Page 11: ...H 264 Network Video Streaming Server NVS 25 11 System Diagram...

Page 12: ...a normal wall power outlet The device can also receive power from Datavideo s PD 2 power distribution unit PWR LED indicator on the front panel of the NVS 25 should be flashing red after being switch...

Page 13: ...deo provides a free Windows based utility called NVS 2X IP Finder You need to make sure that IP Finder Utility will not be blocked by computer firewall or anti virus software the first time the utilit...

Page 14: ...addresses with the same network prefix we should be able to use any web browser to login and configure NVS 25 Compatible browsers such as Google Chrome Firefox Opera or even Safari can be used Please...

Page 15: ...is can be changed at a later stage to suit your needs Username admin Password 000000 Six Zeros Please refer to Account Setup section for instructions on how to change the default login information Onc...

Page 16: ...twork and protocol before streaming video via NVS 25 HLS Protocol Use NVS 25 to feed IP video stream to several Apple computer clients or tablet computers such as iPad iPhone or MacBook running Safari...

Page 17: ...select one of three transmission protocols HLS RTSP TCP HTTP RTMP Local Publish or switch off the current video stream The default is stream off NOTE All settings applied will not be in effect unless...

Page 18: ...20x576 720x480 H 264 Encode Main 3 0 Main 3 1 High 4 0 GOP Structure IBBP IPPP IBP GOP Size 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 Video Bitrate Kbps 800 900 1000 1500 2000 2500 3000 3...

Page 19: ...5 allows you to downscale the output image and set the SD aspect ratio at the input The Scale Down function as the name suggests allows the user to shrink the image size The table below shows all poss...

Page 20: ...formation within a frame known as intraframe compression as well as over a period of time known as interframe compression The two compression techniques are described as follows Intraframe compression...

Page 21: ...frames The relationship between I frame P frame and B frame is illustrated diagrammatically below The GOP structure is often referred by the GOP size which is defined as a distance between two full i...

Page 22: ...SD video may appear acceptable at 1000 Kbps but HD video is unacceptable at 1000 Kbps The NVS 25 converts video into data which are sent across an IP network High bitrates consume more bandwidth acros...

Page 23: ...ent across an IP network Audio Setup Audio Source can be fed into the NVS 25 in two ways One way is to embed audio into digital video stream such as HDMI and SDI DIGITAL and another way is to feed aud...

Page 24: ...264 Network Video Streaming Server NVS 25 24 NOTE All settings applied will not be in effect unless the Apply button has been clicked and the NVS 25 configuration progress bar displays 100 completion...

Page 25: ...is power cycled The IP address assigned to NVS 25 has the same network prefix as the office network or the router Please refer to the IP finder section for more information on how to locate NVS 25 on...

Page 26: ...uccessful firmware upgrade on NVS 25 requires The latest firmware file which can be obtained from your local Datavideo dealer or office A computer with web browser on the same IP network as the NVS 25...

Page 27: ...ential 1 Log into the NVS 25 server on the computer web browser 2 Click on Settings Tab and turn Stream OFF under Stream Server Option click on apply 3 Click on Account Setup and enter the current use...

Page 28: ...d admin 000000 1 Log into the NVS 25 server on the computer web browser 2 Click on Settings Tab and select Restore Default 3 Click on the Reset All button to proceed 4 Reboot the unit after all settin...

Page 29: ...tton NVS 25 can also be restored to the factory defaults using the MODE button located on the front panel Power off the unit and then press and hold the MODE button while turning on the NVS 25 power k...

Page 30: ...ble not FAT32 or unformatted the error message will show USB storage partition incorrect The user may choose to format the connected USB drive by clicking on the Format USB Storage button Pen Drive Vi...

Page 31: ...check on the box located on the right of MP4 Recording before clicking on the Start Record button 6 After the recording is started the recorded file name will be displayed above the Stop Record butto...

Page 32: ...ormation such as USB storage information and stream information USB Storage Information If no USB drive is connected the message NO USB Storage plugged will be displayed as shown below Stream Informat...

Page 33: ...to configure HLS protocol the user should first find the NVS 25 IP address on the network using the IP finder that Datavideo provides Once the NVS 25 IP address is known enter the IP address into the...

Page 34: ...ddress on the network using the IP finder that Datavideo provides Once the NVS 25 IP address is known enter the IP address into the web browser address bar on the computer or other devices Please refe...

Page 35: ...feel of the delivery network plus the video stream itself Again it is best to do your homework beforehand Connect your NVS 25 to a server and use the IP finder to search for the device on the network...

Page 36: ...onfiguration 1 Login USTREAM http www ustream tv and create a channel under function list 2 Click on the remote option the page will generate two parameters RTMP URL and a stream name as shown in the...

Page 37: ...H 264 Network Video Streaming Server NVS 25 37 RTMP URL and Stream Name NVS 25 Live Stream Setup USTREAM Stream Name Click to view...

Page 38: ...s depicted in the diagram below where 61 220 30 5 is the WOWZA server computer IP RTMP URL and NVS 25 RTMP Stream is the custom streaming location on the WOWZA server 4 Go to the website http www wowz...

Page 39: ...www youtube com and click on My Channel to enter a page on which you will find a Video Manager tab 2 For first time user the Youtube account must be verified before creating a live event Click on Ena...

Page 40: ...stream Click on the blue Create live event button to enter the event settings page 4 There are two tabs on the event settings page basic info and advanced settings as shown in the diagram below a To b...

Page 41: ...ead your video highly and watch it more frequently if it is placed in the relevant category f Next to the basic info tab is the Advanced settings task where you can allow and disallow comments g You c...

Page 42: ...spectively If your CDN service provider requires you to enter the RTMP stream credentials please enter in the RTMP Username and RTMP Password text bars 7 After completing Step 6 click on the Live Cont...

Page 43: ...H 264 Network Video Streaming Server NVS 25 43...

Page 44: ...tion must be enabled i e set aside one port number on the gateway for the exclusive use of communicating with a service in the private network Contact your local network administrator or IT support fo...

Page 45: ...inking Red Blinking while no source input Blinking while invalid source input Mode Button Behaviour Function Behavior Description LED Stream On Off Hold for 3 seconds until Stream LED Start Stop Strea...

Page 46: ...solutions If problem still exists please contact your distributor or the service center No Problems Solutions 1 Mode buttons on the front panel is not sensitive It takes quite a while for the system...

Page 47: ...deo Resolution 1080 50P 59 94P 60P 50P 59 94P 60P input 25P 30P record output 1080 50i 59 94i 60i 720 50P 59 94P 60P 576 50i 480 59 94i Audio Encoding AAC LC audio CODEC Sample rate 48KHz 16bit Config...

Page 48: ...H 264 Network Video Streaming Server NVS 25 48 Service Support...