[º¥Ä¡] ¿Âº¸µå »ç¿îµå ÄÚµ¦ÀÇ EAX Áö¿ø
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 Á¶È¸ : 2772 , 2006/11/05 17:31
Sound¸¦ À§ÇÑ EAX´Â ÇöÀç ¹öÀü 2.0±îÁö °ø°³µÇ¾ú°í ´ëºÎºÐÀÇ ¿Âº¸µå »ç¿îµå ÄÚµ¦µµ À̸¦ Áö¿øÇÏ°í ÀÖ½À´Ï´Ù.



ÀϹÝÀûÀ¸·Î ¼ÒÇÁÆ®¿þ¾î ¹æ½ÄÀ¸·Î ±¸ÇöµÇ´Â EAXÀÇ °æ¿ì ÀÏÂ÷ÀûÀ¸·Î CPU Á¡À¯À² ¸é¿¡¼­ ºÒ¸®Çѵ¥,



CPUÀÇ Ã³¸®´É·ÂÀÌ Çâ»óµÊ¿¡ µû¶ó ÀÌ·¯ÇÑ ´ÜÁ¡ÀÌ Á¡Â÷ ±Øº¹µÇ°í ÀÖ´Ù°í Æò°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù.



³²¾ÆÀÖ´Â À̽´´Â µ¿ÀÏÇÑ EAX 2.0 ȯ°æÀ̶ó¸é Çϵå¿þ¾î ¹æ½Ä°ú È¿°ú ¸é¿¡¼­ Å« Â÷ÀÌ°¡ ¾ø´À³ÄÇÏ´Â Á¡ÀÔ´Ï´Ù.





ÃÖ±Ù Analog Devices¿¡¼­ ¿Âº¸µå »ç¿îµå ÄÚµ¦ÀÇ EAX ±â´ÉÀ» Å×½ºÆ®ÇÑ ¹®¼­¸¦ °ø°³Çß½À´Ï´Ù.



ÀÚ»ç Á¦Ç°Àº Á¤»óÀûÀ¸·Î EAX ±â´ÉÀ» Áö¿øÇÏÁö¸¸, °æÀï»çÀÇ Á¦Ç°Àº ±×·¸Áö ¸øÇÑ °ÍÀ¸·Î µå·¯³µ½À´Ï´Ù.





Tech Report¿¡¼­ ÀÌ ³»¿ëÀÇ »ç½Ç ¿©ºÎ¸¦ È®ÀÎÇϱâ À§ÇØ Á÷Á¢ Å×½ºÆ®ÇÑ °á°ú¸¦ ¿Ã·ÁÁÖ¾ú½À´Ï´Ù.



°á·ÐÀº Á¦¸ñ¿¡¼­µµ È®Àΰ¡´ÉÇÕ´Ï´Ù.

Analog Devices' AD1988B - Pass; Á¤»ó ÀÛµ¿

Realtek's ALC882D - Failed; Environmental Effect ¹ÌÀû¿ë


3D Sound¸¦ À§ÇÑ EAX´Â ÇöÀç ¹öÀü 2.0±îÁö °ø°³µÇ¾ú°í ´ëºÎºÐÀÇ ¿Âº¸µå »ç¿îµå ÄÚµ¦µµ À̸¦ Áö¿øÇÏ°í ÀÖ½À´Ï´Ù.



ÀϹÝÀûÀ¸·Î ¼ÒÇÁÆ®¿þ¾î ¹æ½ÄÀ¸·Î ±¸ÇöµÇ´Â EAXÀÇ °æ¿ì ÀÏÂ÷ÀûÀ¸·Î CPU Á¡À¯À² ¸é¿¡¼­ ºÒ¸®Çѵ¥,



CPUÀÇ Ã³¸®´É·ÂÀÌ Çâ»óµÊ¿¡ µû¶ó ÀÌ·¯ÇÑ ´ÜÁ¡ÀÌ Á¡Â÷ ±Øº¹µÇ°í ÀÖ´Ù°í Æò°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù.



³²¾ÆÀÖ´Â À̽´´Â µ¿ÀÏÇÑ EAX 2.0 ȯ°æÀ̶ó¸é Çϵå¿þ¾î ¹æ½Ä°ú È¿°ú ¸é¿¡¼­ Å« Â÷ÀÌ°¡ ¾ø´À³ÄÇÏ´Â Á¡ÀÔ´Ï´Ù.





ÃÖ±Ù Analog Devices¿¡¼­ ¿Âº¸µå »ç¿îµå ÄÚµ¦ÀÇ EAX ±â´ÉÀ» Å×½ºÆ®ÇÑ ¹®¼­¸¦ °ø°³Çß½À´Ï´Ù.



ÀÚ»ç Á¦Ç°Àº Á¤»óÀûÀ¸·Î EAX ±â´ÉÀ» Áö¿øÇÏÁö¸¸, °æÀï»çÀÇ Á¦Ç°Àº ±×·¸Áö ¸øÇÑ °ÍÀ¸·Î µå·¯³µ½À´Ï´Ù.





Tech Report¿¡¼­ ÀÌ ³»¿ëÀÇ »ç½Ç ¿©ºÎ¸¦ È®ÀÎÇϱâ À§ÇØ Á÷Á¢ Å×½ºÆ®ÇÑ °á°ú¸¦ ¿Ã·ÁÁÖ¾ú½À´Ï´Ù.



°á·ÐÀº Á¦¸ñ¿¡¼­µµ È®Àΰ¡´ÉÇÕ´Ï´Ù.







--------------------------------------------------------------------------------






Exploring EAX with onboard audio
A crack in the crab's shell?







Test Configuration








Realtek's ALC882D audio codec



Analog Devices' AD1988B audio codec






RightMark 3D Sound




1. occlusion test






Analog Devices' AD1988B - Pass; Á¤»ó ÀÛµ¿

Realtek's ALC882D - Failed; Environmental Effect ¹ÌÀû¿ë





2. obstruction test






Analog Devices' AD1988B - Pass; Á¤»ó ÀÛµ¿

Realtek's ALC882D - Failed; Environmental Effect ¹ÌÀû¿ë

Battlefield 2





Analog Devices' AD1988B - Pass; ÀÌ»ó ¾øÀ½

Realtek's ALC882D - Failed; Distance, Occlusion, Obstruction Effects ¹ÌÀû¿ë, Á¤»óÀûÀÎ °ÔÀÓ ÁøÇà ºÒ°¡






F.E.A.R.






Analog Devices' AD1988B - Pass; ÀÌ»ó ¾øÀ½

Realtek's ALC882D - (nearly) Failed; Occlusion, Obstruction Effect ¹ÌÀû¿ë







Conclusion



Realtek HD ¿Àµð¿À ÄÚµ¦ÀÇ EAX ±â´É°ú µå¶óÀ̹ö¿¡´Â Ʋ¸²¾øÀÌ ¹®Á¦°¡ ÀÖ´Ù. RealtekÀÌ EAX 2.0À» Áö¿øÇÑ´Ù°í ÁÖÀåÇÏ°í ÀÖÁö¸¸, obstruction°ú occlusionÀº ÀûÀýÇÏ°Ô ÀÛµ¿ÇÏÁö ¾Ê¾Ò´Ù. ¸î¸î °ÔÀÓ¿¡¼­´Â ÀÌ Á¡ÀÌ Å« ¹®Á¦°¡ ¾Æ´Ò ¼öµµ ÀÖ´Ù. ¿¹¸¦ µé¾î, FEAR¿¡¼­´Â »ç¿îµå°¡ Á¤È®ÇÏÁö´Â ¾Ê¾ÒÁö¸¸ °ÔÀÓ Ç÷¹ÀÌ´Â ÇÒ¸¸ Çß´Ù. ÇÏÁö¸¸, Battlefield 2¿¡¼­´Â EAX¸¦ È°¼ºÈ­ÇÑ »óÅ·δ »ç½Ç»ó Á¤»óÀûÀÎ °ÔÀÓ Ç÷¹ÀÌ°¡ ºÒ°¡´ÉÇß´Ù.



ALC882D ÄÚµ¦ÀÌ µé¾î°£ Foxconn ¸ÞÀκ¸µå¿¡¼­ ÀÌ·¯ÇÑ ¹®Á¦°¡ ¹ß°ßµÇ¾úÁö¸¸, Realtek HD ¿Àµð¿À ÄÚµ¦À» ä¿ëÇÑ ¸ÞÀκ¸µå¶ó¸é °°Àº °á°ú¸¦ º¸¿©ÁÙ °ÍÀÌ´Ù. RealtekÀº 3D ¿Àµð¿À¸¦ ¸ðµç ÄÚµ¦¿¡¼­ °øÅëÀûÀ¸·Î »ç¿ëÇÏ´Â µå¶óÀ̹ö¸¦ ÅëÇØ Á¦¾îÇÑ´Ù. (Realtek AC97 ¿Àµð¿À ÄÚµ¦µµ À¯»çÇÑ ¹®Á¦¸¦ °¡Áö°í ÀÖÀ» °Í °°Áö¸¸ Á÷Á¢ Å×½ºÆ®Çغ¸Áö´Â ¾Ê¾Ò´Ù.) ¿î ÁÁ°Ôµµ, Analog Devices´Â EAX¸¦ Á¦´ë·Î Áö¿øÇÏ´Â °Í °°Áö¸¸, ÀÌ¹Ì Realtek ÄÚµ¦ÀÌ µé¾î°£ ¸ÞÀκ¸µå¸¦ °¡Áö°í ÀÖ´Ù¸é ¹«½¼ ¼Ò¿ëÀÌ°Ú³ª.



ºÐ¸í ¹®Á¦°¡ ÀÖ´Ù. RealtekÀÌ EAX 2.0 Áö¿øÀ» ¼±ÀüÇϱ⠿øÇÑ´Ù¸é, ±× ±â´ÉÀÌ ¿ÏÀüÇÏ°í Á¤»óÀûÀ¸·Î ÀÛµ¿Çؾ߸¸ ÇÑ´Ù. °ÔÀÓ °³¹ßÀÚµéÀÌ EAX Áö¿øÀ» À§ÇØ ³ë·ÂÇß´Ù¸é, ÀǵµÇÑ ´ë·ÎÀÇ »ç¿îµå¸¦ °ÔÀ̸ӵéÀÌ °æÇèÇÒ ¼ö ÀÖÀ»Áö ¿©ºÎ¸¦ È®ÀÎÇغ¼ ÇÊ¿ä°¡ ÀÖ´Ù. ¹®Á¦ ÇØ°áÀº ¼ÒÇÁÆ®¿þ¾î ¾÷µ¥ÀÌÆ®¸¦ ÅëÇØ °¡´ÉÇÒ °ÍÀÌ°í, RealtekÀÌ EAX 2.0 Áö¿ø ÁÖÀåÀ» °è¼ÓÇÏ°Ú´Ù¸é °¡´ÉÇÑ »¡¸® °³¼±ÀÌ ÀÌ·ç¾îÁ®¾ß¸¸ ÇÑ´Ù.






 
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