Helix Server
Â÷·Ê
I Helix Server ¶õ ¹«¾ùÀΰ¡
II ¼³Ä¡
III ¿î¿ë
I Helix Server ¶õ ¹«¾ùÀΰ¡
1. Ç︯½º¼¹ö´Â ¸ÖƼ Æ÷¸ËÀ» Áö¿øÇÏ´Â À¯/¹«¼± ÀåÄ¡·Î ½ºÆ®¸®¹Ö ¼ºñ½º¸¦ ±¸ÇöÇÏ´Â ¼¹ö
2. Ç︯½º¼¹öÁ¾·ù
»ó¿ë : Helix Server(Universal Server)(www.realnetworks.com)
¿ÀǼҽº : Helix DNA Server(www.helixcommunity.org)
3. Áö¿øÆ÷¸Ë
»ó¿ë : .rm .ra .rv .mpg .mp3 .mov .wmv .wma
¿ÀǼҽº : .rm .ra .rv .mp3
4. Ȱ¿ë¼º
¿ÜºÎÀåÄ¡ÀÇ ½Ç½Ã°£ ¹æ¼Û ¹× ĸÃÄ (Webcam, TV Card...) ¹× ´Ù¾çÇÑ Å¬¶óÀÌ¾ðÆ® Áö¿ø(pda, pmp)
5. Ç︯½º¼¹ö´Â 2002³â ¼Ò½º¸¦ °ø°³ÇÏ¿´À½. Assembly, c,c++ ¾ð¾î·Î ÀÛ¼ºµÊ.
¿¥º£µðµå ¸®´ª½º ±â¹ÝÀ¸·Î ÇÏ¿© Ȱ¿ëµµ°¡ ¸¹À» °ÍÀ¸·Î º¸ÀÓ
6. ¶óÀ̼¾½º Á¾·ù
* RealNetworks Public Source Licence (RPSL) ~ GPL
(free open source licence)© - www.heliexcommuity.org
* RealNetworks Community Source Licence (RCSL)
(commercial licence) – www.realnetworks.com
7. build in 3 packages
* Helix Producer : ÆÄÀÏ È¤Àº ¿ÜºÎÀåÄ¡(webcamµî) ÀÎÄÚµù
* Helix DNA Server : ½ºÆ®¸®¹Ö ¼ºñ½º Á¦°ø
* Helix DNA Client(real media player) : ½ºÆ®¸®¹Ö ÄÁÅÙÃ÷ ¿äû
8. Protocol/Transport
* RTP streaming delivery support for standards compliant clients and proxies
* RTSP : RTP + manipulation of the streaming media
* Media data delivery via TCP, UDP unicast and UDP multicast transports
* HTTP delivery support
9. »ó¿ë Ç︯½º ¼¹ö ¿Í ¿ÀǼҽº Ç︯½º ¼¹ö ºñ±³
±¸ºÐ |
»ó¿ëÇ︯½º¼¹ö(Helix Universal Server) |
¿ÀǼҽº Ç︯½º(Helix DNA Server) |
Áö¿øÆ÷¸Ë |
.rm .ra .rv .mpg .mp3 .mov .wmv .wma |
.rm .ra .rv .mp3 |
Áö¿ø¼ºñ½º |
Ondemand, live broadcast, SLTA |
Ondemand, live broadcast |
10. Ç︯½º ¼¹ö ½ÇÇà
Helix DNA Producer ´Â ÆÄÀÏÀ̳ª ¿ÜºÎÀåÄ¡(webcam, TV card µî)ÀÇ ½ÅÈ£¸¦
helix DNA Server¿¡¼ ±¸µ¿°¡´ÉÇÑ Æ÷¸ËÀ¸·Î ÀÎÄÚµùÇÏ¿©
Helix DNA Server¿¡ ½Ç½Ã°£À¸·Î ȤÀº ÆÄÀÏÇüÅ·Πº¯È¯ÇÏ¿© ÁØ´Ù.
Helix DNA Server´Â ÆÄÀÏÀ̳ª ½Ç½Ã°£À¸·Î ÀÎÄÚµùµÇ´Â ¿ÜºÎÀåÄ¡ÀÇ ½ÅÈ£¸¦
PC ¶Ç´Â PDA·Î Àü´ÞÇÏ¿© ÁØ´Ù.
º¸Åë PC¿¡¼´Â real media player ¸¦ »ç¿ëÇϳª window media player ¸¦ »ç¿ëÇÒ ¼öµµ ÀÖ´Ù.
ÀÎÄÚµùµÇ¾î ÆÄÀÏÆ÷¸ËÀÌ ÀüȯÇÒ ¶§ helix DNA Producer ¸¦ »ç¿ëÇÏÁö¸¸
ÇÁ¸®¹Ì¾î ÇÁ·Î±×·¥µµ ¸®¾ó¹Ìµð¾îÆ÷¸Ë(.rv, .ram, µî)À»
Áö¿øÇϱ⶧¹®¿¡ ÇÁ¸®¹Ì¾î·Îµµ ÆÄÀϺ¯È¯ÀÌ °¡´ÉÇÏ´Ù.

II ¼³Ä¡
1. Helix DNA Server¼³Ä¡(¸®´ª½º)
www.helixcommunity.org¿¡¼ ´Ù¿î¹ÞÀº helix server ÀÇ bin ÆÄÀÏÀ» ½ÇÇàÇÑ´Ù

Ç︯½º¼¹ö°¡ ¼³Ä¡µÉ µð·ºÅ丮¸¦ ÀÔ·ÂÇÑ´Ù. /usr/local/helix ¶ó°í ÀÔ·ÂÇÑ´Ù¸é ÀÌ µð·ºÅ丮 ¾Æ·¡·Î ÇÊ¿ä µð·ºÅ丮¿Í ÆÄÀÏÀÌ ¼³Ä¡µÈ´Ù.

Ç︯½º ¼¹ö °ü¸®ÀÚ °èÁ¤À» ÀÔ·ÂÇÑ´Ù.

PNA connection À» À§ÇÑ Æ÷Æ®, http, rtsp ÇÁ·ÎÅäÄÝ Æ÷Æ® , ±×¸®°í °ü¸®ÀÚÆäÀÌÁö¸¦ À§ÇÑ Á¢±Ù Æ÷Æ®¸¦ ÁöÁ¤ÇÑ´Ù.
°ü¸®ÀÚ ÆäÀÌÁö´Â ·£´ýÀ¸·Î Æ÷Æ®°¡ ÁöÁ¤µÈ´Ù. ¹°·Ð Æ÷Æ®¸¦ ÀÓÀÇ·Î ÁöÁ¤ÇÒ ¼ö µµ ÀÖ´Ù.




¸¶Áö¸·À¸·Î ¼³Á¤µÈ »çÇ×À» º¸¿© ÁÖ¸ç ³¡À̶ó¸é F ¸¦ ¾Æ´Ï¸é Àü´Ü°è·Î ´Ù½Ã °¡±â À§Çؼ´Â P¸¦ ÀÔ·ÂÇÑ´Ù.


III ¿î¿ë
1. Helix DNA Server ½ÇÇà(¸®´ª½º)
/usr/local/helix ¶ó´Â µð·ºÅ丮¿¡ ¼¹ö¸¦ ¼³Ä¡ÇÏ¿´´Ù¸é /usr/local/helix/bin µð·ºÅ丮¿¡
hlxserver ¶ó´Â ½ÇÇàÆÄÀÏÀÌ Á¸ÀçÇÑ´Ù. ÀÌ ½ÇÇàÆÄÀÏÀº hlxserver.cfg ¶ó´Â ¼³Á¤ÆÄÀÏÀÇ ¼³Á¤À» ÀÐ¾î ¿Í¼
½ÇÇàÀ» ÇÏ°Ô µÈ´Ù.
±×·¯¸é real producer ȤÀº ÇÁ¸®¹Ì¾î·Î º¯È¯µÈ ÆÄÀÏ(.rv)À̳ª mp3 ÆÄÀÏÀº ¾îµð·Î ¾÷·ÎµåÇØ¾ß µÇ´ÂÁö°¡
±Ã±ÝÇÒ °ÍÀÌ´Ù. ¼³Ä¡¸¦ ÇÏ°Ô µÇ¸é µðÆúÆ®´Â ¼³Ä¡µÈ °æ·ÎÀÇ Contents ¶ó´Â µð·ºÅ丮·Î ÁöÁ¤µÇ°Ô µÈ´Ù.
±×·¯³ª ÀÌ°Í ¶ÇÇÑ ¾îµå¹Î ÆäÀÌÁö·Î Á¢¼ÓÇÏ¿© mounts points ºÎºÐ¿¡¼ ¼öÁ¤ÇÒ ¼ö ÀÖ´Ù.

2. Helix Client(realmedia player : PC ¿ë) ½ÇÇà
http ÇÁ·ÎÅäÄÝÀ» ÀÌ¿ëÇÑ ÄÁÅÙÃ÷ ¿äû
¼¹ö¸¦ ¼³Ä¡ÇÒ ¶§ http´Â 8080 Æ÷Æ®·Î ÁöÁ¤ÇÏ¿´À¸¹Ç·Î ¿äûÇÒ ¶§ 8080 Æ÷Æ®·Î ÄÁÅÙÃ÷¸¦ ¿äûÇÑ´Ù.
/ramgen À̶ó´Â µð·ºÅ丮´Â °¡»óÀÇ µð·ºÅ丮ÀÌ´Ù. http¸¦ »ç¿ëÇÒ ¶§ /ramgen/ À̶ó´Â °¡»ó µð·ºÅ丮¸¦ °æ·Î¿¡
Ãß°¡ÇØ ÁÖ¾î¾ß ÇÑ´Ù. ÀÌ °¡»ó µð·ºÅ丮´Â httpÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÒ ¶§ Çã¿ëµÇ´Â °¡»óÀÇ µð·ºÅ丮·Î admin ÆäÀÌÁö¸¦
Á¢±ÙÇÒ ¶§µµ ÀÌ °¡»óÀÇ µð·ºÅ丮(admin ÆäÀÌÁöÀÏ °æ¿ì /admin)¸¦ »ç¿ëÇÏ°Ô µÈ´Ù.

rtsp ÇÁ·ÎÅäÄÝÀ» ÀÌ¿ëÇÑ ÄÁÅÙÃ÷ ¿äû

2. Helix DNS Server admin ÆäÀÌÁö
¾îµå¹ÎÆäÀÌÁö¸¦ Á¢±ÙÇÒ ¶§ Æ÷Æ®¸¦ 18815·Î ¼³Ä¡½Ã ÁöÁ¤ÇØ ÁÖ¾úÀ¸¹Ç·Î ÀÌ Æ÷Æ®¸¦ ÀÌ¿ëÇÑ´Ù. °ü¸®ÀÚ °èÁ¤°ú ÆÐ½º¿öµå¸¦ ÀÔ·ÂÇÑ´Ù.

¾îµå¹ÎÆäÀÌÁö¸¦ ÅëÇØ ÄÁÅÙÃ÷°¡ ¾÷·ÎµåµÇ´Â °æ·Î¸¦ ¼³Á¤ÇÒ ¼öµµ ÀÖ°í Æ÷Æ®¸¦ º¯°æÇÒ ¼öµµ ÀÖ´Ù.

3. SLTA¼ºñ½º(¿ÀǼҽº¿¡¼´Â ¹ÌÁö¿ø)
The Simulated Live Transfer agent : Simulated live broadcasting À» À§ÇÑ À¯Æ¿¸®Æ¼
ondemand ÀÇ ¾àÁ¡À» º¸¿ÏÇÏ¿© °¢°¢ÀÇ µ¿¿µ»óŬ¸³À» live broadcast ¹æ¼Û°ú °°ÀÌ ½ºÆ®¸®¹ÖÀ» ÇÒ ¼ö ÀÖ´Â utility
½ÇÇà¹ý(À©µµ¿ì¿¡¼ÀÇ ½ÇÇà½Ã)
3.1. playlist ÀÛ¼º
ÀÛ¼º¿¹

3.2. ½ÇÇà : slta.bat 127.0.0.1 8080 helix_admin passwd live.rm playlist_sample.txt -f -r
Ç÷¹À̸®½ºÆ® playlist_samle.txt ¿¡ ÀÖ´Â ¸ñ·ÏÀ¸·Î ¹æ¼ÛÀ» Ç쵂 live.rm À̶ó´Â ½ºÆ®¸®¹ÖÆÄÀÏÀ̸§À¸·Î slta ¸¦ ½ÇÇà½ÃŰ´Â ¿¹ÀÌ´Ù.
-f ¿É¼ÇÀº °Á¦ ½ÇÇàÀ̸ç -r Àº random ÇÏ°Ô ¸ñ·Ï¿¡ ÀÖ´Â ÆÄÀÏÀ» ½ÇÇà½ÃŰ´Â ÀǹÌÀÌ´Ù.
3.3. ÁßÁö : crtl + c
3.4 pc¿¡¼ ½ÇÇà
real media ¸¦ ÀÌ¿ëÇÑ ÄÁÅÙÃ÷ ¿äû

À¥¼¹ö¸¦ ±¸ÃàÇÏ¿© À¥ÆäÀÌÁö¸¦ ÅëÇÑ ÄÁÅÙÃ÷ ¿äû
