doc/index.html (4a1b01f) - Blinker · BlinkenArea

4a1b01f9db57a26a7926a61e2aac92ebbb7589f9

start page of documentation Stefan Schuermans authored 12 years ago	1) <html> 2) <head> 3) <title>Blinker</title> 4) </head> 5) <body> 6) <h1>Blinker</h1> 7) <p> 8) Blinker is a server for LED projects and Blinken-houses that are driven 9) by Blinkenlights network streams. 10) </p> 11) <h2>Overview</h2> 12) <p> 13) Blinker is based on different modules, which can be connected via 14) streams. 15) Several types of modules are available, for example a movie player, 16) a network stream sender, modules to mix and separate streams. 17) </p> 18) <h2>Getting Started</h2> 19) <p> 20) As Blinker uses BlinkenLib to perform the low-level operations 21) on Blinken movies and Blinken streams, BlinkenLib has to be 22) installed first. 23) </p> 24) <p> 25) Go to the <code>src</code> directory and type <code>make</code>. 26) This should compile Blinker and produce a binary <code>Blinker</code> 27) in this directory. 28) </p> 29) <p> 30) Start Blinker using the example configuration directory using 31) <code>./Blinker ../example_cfg</code>. 32) You should see a small test movie appearing on standard output 33) (printed there by a printer module). 34) Other movies are sent as MCUF streams over UDPv4, one stream 35) is sent to <code>127.0.0.1:2323</code>. 36) </p> 37) <h2>Streams</h2> 38) <p> 39) Every stream is identified by a name and works like a TV program. 40) A source creates the content and uses the stream to distribute 41) it to its receivers. 42) A single stream can have any number of receivers, they all receive the 43) same content. 44) Usually, there should be only one provider of content for a single 45) stream. 46) If multiple parties send video frames to the stream, the frames 47) are mixed, which is most likely not what you want. 48) </p> 49) <h2>Configuration Directory</h2> 50) <p> 51) The configuration of blinker is not stored in a single file, but in a 52) directory structure, reflecting the inner structure of Blinker's 53) modules. 54) This way, every module has got its own configuration directory 55) containing single files each containing one simple setting. 56) It the module has some internel structure, those config setting 57) files are organized in a directory structure underneath the module's 58) configuration directory. 59) </p> 60) <p> 61) The main config directory contains a directory for each module 62) class, e.g. <code>players</code> for movie player modules. 63) Inside, there is an arbitrary number of subdirectories, one 64) for each instantance of the player module. 65) E.g. the <code>players/stereoscope</code> directory in the example 66) configuration (<code>example_cfg</code> directory in the top level) 67) contains the configuration of the movie player for Blinkenlights 68) stereoscope movies. 69) </p> 70) <p> 71) Reconfiguration can happen at runtime by just changing the configuration 72) directory. 73) Blinker will detect those changes and adapt its operation to the new 74) configuration without restart. 75) <br> 76) Sometimes, especially after an invalid configuration has been seen by 77) Blinker, changes are not automatically detected by Blinker. 78) In this case, it is neccessary to <code>touch</code> the parent 79) directory containing the setting file to make Blinker aware of 80) the reconfiguration. 81) (Solving this issue is planned.) 82) </p> 83) <h2>Modules</h2> 84) <p> 85) The following module types are available for instantiation: 86) <ul>
more documentation Stefan Schuermans authored 12 years ago	`87) <li><a href="canvas.html">Canvas</a></li> 88) <li><a href="player.html">Player</a></li> 89) <li><a href="printer.html">Printer</a></li>`
implemented resizer module Stefan Schuermans authored 12 years ago	`90) <li><a href="resizer.html">Resizer</a></li>`
implemented scaler module Stefan Schuermans authored 12 years ago	`91) <li><a href="scaler.html">Scaler</a></li>`
more documentation Stefan Schuermans authored 12 years ago	`92) <li><a href="udp4sender.html">UDP4 Sender</a></li>`
start page of documentation Stefan Schuermans authored 12 years ago	`93) </ul> 94) </p> 95) <h2>Copyright / Copyleft</h2> 96) <p> 97) Blinker<br> 98) Copyright 2011 Stefan Schuermans <stefan@blinkenarea.org><br> 99) Copyleft GNU public license - http://www.gnu.org/copyleft/gpl.html<br> 100) a blinkenarea.org project 101) </p> 102) <h2>Links</h2> 103) <ul> 104) <li>`
fixed links Stefan Schuermans authored 12 years ago	`105) <a href="https://git.blinkenarea.org/?p=Blinker">`
start page of documentation Stefan Schuermans authored 12 years ago	`106) Blinker GIT repository 107) </a> 108) </li> 109) <li>`
fixed links Stefan Schuermans authored 12 years ago	`110) <a href="https://git.blinkenarea.org/?p=BlinkenLib">`
start page of documentation Stefan Schuermans authored 12 years ago	`111) BlinkenLib GIT repository 112) </a> 113) </li> 114) <li>`
fixed links Stefan Schuermans authored 12 years ago	`115) <a href="https://wiki.blinkenarea.org/index.php/Protocols">`
start page of documentation Stefan Schuermans authored 12 years ago	`116) Information about Blinken protocols 117) </a> 118) </li> 119) <li>`
fixed links Stefan Schuermans authored 12 years ago	`120) <a href="https://wiki.blinkenarea.org/index.php/DateiformateEnglish">`
start page of documentation Stefan Schuermans authored 12 years ago	`121) Information about Blinken movie file formats 122) </a> 123) </li> 124) <li>`
fixed links Stefan Schuermans authored 12 years ago	`125) <a href="https://www.blinkenarea.org/">`
start page of documentation Stefan Schuermans authored 12 years ago	`126) BlinkenArea is a group of people building and operating Blinken stuff 127) </a> 128) </li> 129) <li>`
fixed links Stefan Schuermans authored 12 years ago	`130) <a href="http://www.blinkenlights.de/">`