Streaming TV via the Internet - TELE
Contents
1. Capture lt Zur ck nae Bo l d 1 E Either a direct connection is created or the stream is sent to a server 4 Properties gJ arti 3 Qo W q ST x Broadcast Connection f Se adi DAAN Select the port through which players and Windows Media servers can access the sy CROWNED THE MOTHER OF ALL PAGENTS stream What port do you want to use HTTP port 4001 Find Free Port B General Statistics Server Connections Event Log URL for intemet conection ftp 771001 2240017 _ S ae i Hauppauge winTY HYR 713x BDA Analog Capt URL for LAN connections http 27TS1 40017 Decklink Audio Capture Src 4001 0 client s i i ae Multiple bit rates audio CBR Multiple bit rates lapse 00 00 00 22 dd hh mm ss 3 amp You can copy the URL and provide it to users so they can access the stream A are aga i fi ad 32 19 Kbps 273 00 Kbps aS E 29 97 Dac 119 38 GB 499 2 7 lt Zur ck Fertig stelen _ Abbrechen A e z j D f i Encoder broadcasting Tu00g E The desired port is user selectable E it s ready to go 14 TELE satellite Global Digital TV Magazine 06 07 2010 www TELE satellite com as a laptop and would allow you to view on your laptop the desktop key board and mouse entries of your PC at home via the Internet In this way you could for example be in a hotel room in Thailand and control all of the func tions of your PC at home as if you were sitting in your livi2. DDNS service details Register your domain and point it to an IP address or URL e Easy to use web interface with powerful expert tools e Secondary and primary DNS servers around the globe Add example com more about Custom DNS hosting E A Host name is selected using the free dyndns org service How WOL works is quickly explained First you have to understand that every network card every WLAN stick every router in other words any device that in some way can be connected to a net work operates using a so called MAC Media Access Control address This MAC address is a 48 bit hexadecimal character string that uniquely identifies each individual network device For the WOL feature this address is especially important since we really only want to remotely turn on one particu lar PC and not for example the PC in the work room or the Playstation in the living room To turn on only one PC you would need both its IP address and its MAC address Finding the MAC address is relatively easy using the command ipconfig all The IP address on the other hand is a little more difficult to figure out A Host Address from One IP Address If you happen to have a dedicated Internet connection you merely have to identify the IP address in use to get things going If like most users your Internet provider gives you a dynamic IP address it doesn t help to know the IP address since it will change the next time
3. Verbindungsspezifisches DNS Suffix chello at Beschreibung Physikalische Adresse DHCP aktiviert Autokonfiguration aktiviert Ja gt fe8 252d 209d 89bc 32bcx 8 CBevorzugt D gt 16 0 1 13 Bevorzugt gt PASE AEP AL Donnerstag 11 M rz 2618 12 34 29 fg a 12 Marz 2616 12 34 29 ee Verbindungslokale IPv6 Adresse IPv4 Adresse Subnetzmaske Lease erhalten Lease l uft ab Standardgateway DHCP Server DNS Server NetBIOS ber TCP IP Tunneladapter LAN Verbindung 6 Parallels Ethernet Adapter 66 1C 42 BF B3 41 Ja 10 0 1 1 z Aktiviert Medium getrennt Verbindungsspezifisches DNS Suffix chello at EThe MAC address can easily be found using Windows built in resources www TEL satellite com O6 07 201I0 TELE satellite Global Digital TV Magazine 11 aA Streaming Transcoding Wizard Streaming This page allows to select how the input stream will be sent Streaming method UDP Unicast UDP Multicast O MMS O RTP Unicast O RTP Multicast HTTP Use this to stream to a single computer Destination Address of the computer to stream to r C O E Multiple streaming protocols are available in the VLC Player an Streaming Transcoding Wizard Transcode This page allows to change the compression format of the audio or video tracks To change only the container format proceed to next page Video M Transcode video Codec _ MPEG 4 Video B Bitrate k
4. PC anywhere in the world ps Pa Jie Pe but it s also possible through the TOT VTP E We used a Hauppauge video capture card E The stream is clearly identified for our tests receiver s web interface to control the receiver and turn on your PC remotel J Properties lt startencodng stop Q reuse y y problems with the streaming soft USING WOL This can be done either by Her Session wizard a xi i ware and how do you turn off the PC ol sending the WOL signal via a command Broadcast Method l l l remotely Toucan koader oriant by puting iioa Widore Madi servar or by aioaro line request to your PC at home or by doing it through the website http haf E EOT g g p A number of Remote Access Tools are www dslreports com wakeup available to handle this These would have to be installed on the PC at home as well as on a portable receiver such igl Push to a Windows Media server the connection is initiated by the encoder C Pull from the encoder the server or player initiates the connection This leaves us with only one unre solved scenario how do you handle Untitled Windows Media Encoder Oj x File View Control Tools Help Tip Q For information about setting up a push distribution session see Help QJ New Session gt Ly Properties _ ir liai zhane Ostop Q Pause teem Zoom 100 v Display N Preview 282 Kbps 320 x 240
5. screen For Windows XP Microsoft with its XP Powertoys offers a tiny TweakUI program http www Microsoft com windowsxp downloads powertoys Xppowertoys mspx that will automatically logon for you For Win dows Vista and Windows 7 Microsoft has already integrated this capability in its operating system If for secu rity reasons you can t use automatic logon you can configure RealVNC such that it will start before the Login screen appears so that you can login remotely just as you would if you were sitting in front of your PC at home Capture Card Thanks to WOL the first hurdle has been jumped letting you remotely start your PC at home The next step involves figuring out how the audio and video data will get from the receiver to your PC This can be done with an inexpen sive video capture card available from a PC shop starting at around 25 Installing and connecting the card should typically not be a problem every well known manufacturer provides the necessary drivers and setup tools that should make installation a snap Most capture cards come with not only an analog or even digital terrestrial tuner but also provide CVBS and S Video jacks The S Video jack can be used but it isn t necessary since although it does deliver a better video signal compared cx C Windows system32 command com I P Routing aktiviert WINS Proxy aktiviert DNS Suffixsuchliste Ethernet Adapter LAN Verbindung z chello at
6. the Internet is accessed Fortunately there are free services such aS www dyndns org that can tackle this problem It s a small tool that operates in the background and moni tors the current IP address It sends this information to the dyndns org server where it is combined with a fixed host address This host address is set only once and could for example be tele satellite dyndns org Once everything is correctly set up you can use this address from any Internet access point around the world to connect to those IP addresses that are linked with your Internet access at home Here s a little tip for you if you connect to the Internet using a router or a DSL modem you should check to see if the dyndns org service isn t already directly supported In such a case the necessary data would be forwarded by the modem to the provider maybe you don t even need that little Windows tool This is the case with most routers and DSL modems If you know the IP address and the MAC address of your PC at home the WOL inquiry can be sent via the Inter net It consists of the hexadecimal value FF six times followed by the MAC address of the desired PC If the PC at home receives this data and if the MAC address is correct the PC is turned on via the ACPI Advanced Configuration and Power Interface It is the central interface for turning your PC on off and for power saving Now you need to be able to get past the Login
7. with the help of the video cap 8 fee ture card Even during an active trans mission the load on our test PC was not _ owt pen Fertig stelen Abbr a enough to prevent us from performing other operations on the PC quickly and at the same time m The Windows Media Encoder main window E The compression bitrate x Properties 3 Start Encoding stop GQ Pause lt Properties 3 0 J LT x On the reception side of things the x Device Options widely used Windows Media Player a ren A EEES a i Select the devices to use for encoding audio and video in this session Only currently f ul aa Spacey Doonan auoes you content optanee he bivemarcie Glwved Saig installed devices are isted basic feature included with every MS ac Gist devices dou oak es Windows installation can be used for Title TELE Satelite TEST Author EE mi i y IV Video Hauppauge WinTV HVR 713x BDA Analog Captur v Configure reception The stream IS accessed Via ee C O O A uv nr s Vado M Configure the menu item Open URL using an ue nt address such as tele satellite dyndns Description org 4001 where tele satellite dyndns i org is the host address and 4001 rep MJ S Tip Tip E ae g ick Conk th SAL proneiins fou lhe selected davies resents the streaming port 8 Users must enable captione in Windows Media Player to view Ihis Now we can not only watch A V con l tent on any
8. Internet stream or simply watch your favorite TV channels while on vacation Disable Server Server is Running OI NAVIGATION BAR PANE Up Time DNS Name default Connected Users Relay Status Server Version Server API Version General Settings Port Settings Relay Settings Log Settings CPU Load Current of Connections Error Log Access History Log Out E Darwin Streaming Server Interface Current Throughput Total Bytes Served Total Connections Served 10 TELE s tellite Global Digital TV Magazine 06 07 2010 www TELE satellite com yourdomain co The necessary settings however are typically buried deep within the BIOS yourdomain com TOP BAR PANE 3 min 46 sec yourdomain com 5 5 4 4 0 1 00 0 0 bps 0 Bytes MAIN BODY PANE DynDNS I d like to Remotely access my home computer Protect and speed up my Internet mam P r y Username assword Log in Lost Password Create Account An all new format to help you get the absolute most out of DynDNS com and help others do the same e Community voting on Questions Answers Reputation Points and Service Badges e Single Sign on for DynDNS com Users Point a hostname to a dynamic or static IP address or URL e Host your own website at home for free e Connect to your workstation DVR webcam from anywhere tele satellite dyndns org 4 Add
9. Server is an excellent open source software alter native that can be downloaded from http dss macosforge org Even here it s possible in both cases to easily gen erate a stream that can then via RTP Protocol be compressed using various techniques for example MPEG 4 Using the detailed documentation all of the required settings are quickly taken care of thus making the system ready to use in just a very short time Conclusion It doesn t matter if it s Windows or Mac the transmission of A V streams via the Internet has for the most part become part of our everyday lives thanks to highly efficient and readily available Internet access Older PCs can be converted to a streaming server with just a few mouse clicks and you won t have to shell out a single dime for any new software You only need to get a video capture card if you don t already have one One final note regarding security every open port with a direct link to your PC poses a security risk If possible set up password protection and choose a secure password If the streaming ser vice won t be used for a period of time it might be a good idea to close the port in your firewall configuration Software to Stream Via PC or Mac Windows Media Encoder http www microsoft com downloads details aspx disp laylang en amp FamilyID 5691ba02 e496 465a bba9 b2f1182cdf24 RealVNC http www realvnc com LogMein http www logmein com VLC Player http www
10. a774i TV via Internet Streaming TV via the internet Quick Setup and Free This wouldn t be the first time that we reported in TELE satellite on streaming solutions that would let you receive TV and radio content via the Internet In this way you could be on vacation in your hotel on the other side of the world and playback your favorite programs In this issue of TELE satellite we are Once again introducing a solution that requires nothing more than a PC that most users already have anyway For our report we used an Intel Core2Duo PC not really used anymore today but perfect for our purposes Microsoft Win dows was already installed But wait We forgot to mention one little thing To be able to process the video signal and transmit it via the Internet our PC would have to be always turned on and connected to the Inter net In the end we wouldn t really know when we would need access to this PC and keeping this PC running 24 7 would have quite an ugly affect on our next electric bill Since efficiency is the name of our game we need a different solu tion WOL Wake On LAN Thankfully the two US companies AMD and Hewlett Packard decided to agree on the WOL Wake on LAN stan dard back in 1995 with which PCs can be turned on through a network con nection Since this standard has found numerous uses nearly every modern PC or Mac is outfitted with this feature from your living room via an
11. b s 1024 m B MPEG 4 Video codec useable with MPEG PS MPEG TS MPEG1 ASF MP4 OGG and RAW Audio M Transcode audio Codec MPEG Audio Bitrate kb s 192 Select your audio codec Click one to get more information LE E E E cancel C Back E Even the compression is user selectable QON Streaming Transcoding Wizard Additional streaming options In this page a few additional streaming parameters can be set Time To Live TT 1 B More Info C SAP Announce C Local playback _ Add Subtitles to transcoded video Rint tack E Some additional streaming parameters to CVBS you can t really tell the differ ence when transmitted via the Internet Choosing the Right Receiver Thanks to the capture card we can view audio video signals from an exter nal receiver on a PC but at the moment it s not possible to control the receiver via the Internet When selecting the set top box to be used you should choose a model that comes with an integrated web server that will at a minimum let you control the basic functions of the box through an Internet browser Such a receiver could for example be the AzBox Premium HD Plus that we just recently introduced in TELE satellite issue 04 05 2010 Ports Our test PC is just about ready to go the only thing missing is the necessary software to compress and process the audio video data And let s not forget this if your PC is not direct
12. dentify the desired A V source in our case the video capture card enter the selected router port and select the operating bandwidth This of course would depend on your Internet upload speed which in most cases is slower than your down load speed You can start off small by selecting 50 or 100 kb s You can always increase this value at a later time if your Internet connection can support it Once all the settings are correct sion ce ai W Properties A arc cncocing Q pP W Pause Properties D tart Encoding OQ pP QJ Pause Pew Session Blew Session Wizard xj Wizards Quick Starts Encoding Options Select encoding settings for your content Your selections determine settings such as Description bit rate frame rate and buffer size Custom session Er ESEESE Capture audio or video Broadcast a live eve How tre en PA naling dices cone they are saved in a configuration file so Video Muliple bit rates video CBR lt xl E that it can be recalled for the Windows f ase mapemaaa Convert a file Gii screen Media Encoder at a later time Bit rate Frame Rate _Dutput Size V Show this dialog box at startup O 148 Kbps 15 fps 320 x 240 E Pa 109Kbps 15 fps 240 x 180 i In our test the preparation and ini C 58 Kbps 15 fps 160 x 120 xj tialization of the A V stream functioned Te 4 You can adjust settings on the Session Properties panel after you complete perfectly
13. ly connected to the Internet and instead connects using a router or DSL modem these devices also typically function as a fire wall and block all incoming connections including the WOL packet as well as the access to the receiver s web interface and the ports with the streaming audio video content Before we use the necessary software to process the audio video content we first have to properly set up the router AOO m The VLC Player streams live and also receives 12 TELE satellite Global Digital TV Magazine O6 07 201I0 www TELE satellite com For that we want to set up pass through of the corresponding ports for the WOL signal for streaming for receiver con trol and for the remote access of our PC All incoming data from the Internet will now be forwarded by the router or DSL modem directly to the PC The ports are freely selectable so you should make sure that there are no conflicts with ports that are already in use For that reason ports between 4000 and 4100 can be used The Matching Software If you search for video streaming using one of the larger Internet soft ware portals you ll be bombarded with hundreds of entries with corresponding software But thanks to Microsoft it will also work with their Windows Media Encoder If for some reason it isn t already installed on your PC you can download it from Microsoft s website http download microsoft com Once started you simply i
14. ng room right in front of it This will let you not only correct any problems that might pop up with the streaming software but with just a few mouse clicks you can also put your PC at home in standby mode or shut it down completely he software to do this could be for example RealVNC http www realvnc com or LogMeIn http www logmein com Please note that a cor responding port in your router or DSL modem configuration must be opened More information on which port or ports should be opened can be found in the user manual of the software you use Why Not Use the Streaming Function of a Digital Receiver Most modern PVR receivers come with not only the ability to remotely operate it using the web interface but they also offer direct A V streaming It sounds like this would be a much better solution than using a PC and video capture card don t you think Well our response to that is this in a PC the compression of the video signal can be set to your requirements and above all should be based on the speed of your Internet connection This isn t possible with the receivers integrated streaming solution and could lead to significant problems with a slow Internet connection While the bandwidth can simply be reduced in the PC solution resulting in lower resolu tion and higher compression you d still receive an uninterruptible signal digital receivers stream with a fixed bandwidth that might not be easy to transmit via a t
15. videolan org Darwin Streaming Server http dss macosforge org CG windows Media Player AMuelle Wiedergabe D3 Medienbibliothek TELE Satellite TEST Von Medium kKopieren Brennen Synchronisieren Media Guide E The stream is received using the Windows Media Player 16 TELE satellite Global Digital TV Magazine O06 07 201I0 www TELE satellite com
16. ypical DSL connection that isn t all too fast to begin with This is especially true if it involves high resolution content Playing Back Videos on a Hard Drive In addition to the ability to playback audio video from external devices wouldn t it be nice to also be able to stream video clips stored on a receiver s hard drive via the Internet The Win dows Media Encoder is not really meant for that purpose The VideoLan Project of the engineering school Ecole Central Paris has exactly what you need to solve this problem Some of you probably are already familiar with the VLC Player it can play back all of the well known audio video formats on your PC But it s this same video player that comes integrated with a streaming server that can easily be activated and then simi lar to the Windows Media Encoder can transmit all of your desired content via the Internet Setting it up is a piece of cake it s almost impossible to do any thing wrong You can download the VLC Player for free from www videolan org and it s compatible with numerous oper ating systems Windows Mac and Linux to name a few Mac What about video streaming using a Mac computer Not a problem If you use the Mac OSX Server you already have the Quicktime Streaming Server installed and it can be used in much the same way as the Windows Media Encoder If you re only using the work station version of Mac OSX don t worry the Darwin Streaming
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