| Independent JPEG Group's JPEG software release 6b |
| with x86 SIMD extension for IJG JPEG library version 1.02 |
| == CDJPEG == |
| ----------------------------------------------------------- |
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| ¢£ SIMD Æ°ºî¥â¡¼¥É¾ðÊó (-v ¥ª¥×¥·¥ç¥ó) |
| ¢£ ÆÃÄê¤Î SIMD ±é»»¤ò»ÈÍѤ·¤Ê¤¤¤è¤¦¤Ë¤¹¤ë (-noXXX ¥ª¥×¥·¥ç¥ó) |
| ¢£ GIF ·Á¼°¤ÎÆɤ߹þ¤ß¡¿½ñ¤½Ð¤· (djpeg ¤Î -gif ¥ª¥×¥·¥ç¥ó) |
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| ¢£ SIMD Æ°ºî¥â¡¼¥É¾ðÊó (-v ¥ª¥×¥·¥ç¥ó) |
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| ¤³¤Î SIMD ÈÇ cjpeg / djpeg ¤Ç¤Ï¡¢-v ¥ª¥×¥·¥ç¥ó¤ò¤Ä¤±¤Æµ¯Æ°¤¹¤ë¤È¡¢°Ê²¼ |
| ¤Î¤è¤¦¤Ê SIMD Æ°ºî¥â¡¼¥É¾ðÊ󤬥С¼¥¸¥ç¥ó¾ðÊó¤È¶¦¤Ëɽ¼¨¤µ¤ì¤Þ¤¹¡£ |
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| Independent JPEG Group's DJPEG, version 6b 27-Mar-1998 |
| Copyright (C) 1998, Thomas G. Lane |
| |
| x86 SIMD extension for IJG JPEG library, version 1.02 |
| |
| SIMD instructions supported by the system : MMX 3DNow! SSE SSE2 |
| |
| === SIMD Operation Modes === |
| Accurate integer DCT (-dct int) : SSE2 |
| Fast integer DCT (-dct fast) : SSE2 |
| Floating-point DCT (-dct float) : SSE |
| Reduced-size DCT (-scale M/N) : SSE2 |
| High-quality upsampling (default) : SSE2 |
| Low-quality upsampling (-nosmooth) : SSE2 |
| Colorspace conversion (YCbCr->RGB) : SSE2 |
| |
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| ¥½¥Õ¥È¤Ç¤Ï SSE3 ¤Ï»ÈÍѤµ¤ì¤Æ¤¤¤Þ¤»¤ó¤· SSE3 ¤Î¥µ¥Ý¡¼¥È¤Î¸¡½Ð¤â¹Ô¤Ê¤ï¤ì |
| ¤Þ¤»¤ó¤Î¤Ç¡¢SSE3 ¤¬¥µ¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Æ¤â¤³¤Î¹àÌܤˤϸ½¤ì¤Þ¤»¤ó¡£ |
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| ¤½¤Î²¼¤Î "SIMD Operation Modes" ¤Ï¡¢³Æ½èÍýÃʳ¬¤Ç»ÈÍѤµ¤ì¤ë SIMD ±é»»¤Î |
| ¼ïÎà¤Ç¤¹¡£Floating-point DCT ¤Ç¤Ï 3DNow! ¤« SSE ¡¢¤½¤ì°Ê³°¤Î¤È¤³¤í¤Ç¤Ï |
| MMX ¤« SSE2 ¤¬ÁªÂò¤µ¤ì¤Þ¤¹¡£°ìÈ̤ˡ¢SSE/SSE2 ¤ÎÊý¤¬ MMX/3DNow! ¤è¤ê¤â |
| ¹âÀǽ¤È¤µ¤ì¤ë¤Î¤Ç¡¢¤³¤ÎÁÐÊý¤¬ÍøÍѲÄǽ¤Ê¾ì¹ç¤Ï SSE/SSE2 ¤¬Í¥ÀèŪ¤ËÁªÂò |
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| ¢£ ÆÃÄê¤Î SIMD ±é»»¤ò»ÈÍѤ·¤Ê¤¤¤è¤¦¤Ë¤¹¤ë (-noXXX ¥ª¥×¥·¥ç¥ó) |
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| ¤³¤Î SIMD ÈÇ cjpeg / djpeg ¤Ç¤Ï¡¢°Ê²¼¤Î¤è¤¦¤Ê¥ª¥×¥·¥ç¥ó¤ò»ØÄꤹ¤ë¤³¤È¤Ç¡¢ |
| ÆÃÄê¤Î SIMD ±é»»¤ò»ÈÍѤ·¤Ê¤¤¤è¤¦¤Ë¤Ç¤¤Þ¤¹¡£ |
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| -nommx MMX ¤ò»ÈÍѤ·¤Ê¤¤ |
| -no3dnow 3DNow! ¤ò»ÈÍѤ·¤Ê¤¤ |
| -nosse SSE ¤ò»ÈÍѤ·¤Ê¤¤ |
| -nosse2 SSE2 ¤ò»ÈÍѤ·¤Ê¤¤ |
| -nosimd ¤¹¤Ù¤Æ¤Î SIMD ±é»»¤ò»ÈÍѤ·¤Ê¤¤ |
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| ¤³¤ì¤é¤Î¥ª¥×¥·¥ç¥ó¤Ï¡¢cjpeg/djpeg ¤Î¥³¥Þ¥ó¥É¥é¥¤¥ó¤ÎÀèƬ¤Ë»ØÄꤹ¤ë¤è¤¦ |
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| ¢£ GIF ·Á¼°¤ÎÆɤ߹þ¤ß¡¿½ñ¤½Ð¤· (djpeg ¤Î -gif ¥ª¥×¥·¥ç¥ó) |
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| ¥ª¥ê¥¸¥Ê¥ëÈÇ cjpeg/djpeg ¤Î version 6b ¤Ç¤Ï¡¢Æõö¾å¤ÎÌäÂ꤫¤é¡¢GIF ·Á¼° |
| ²èÁü¤ÎÆɤ߹þ¤ß¡¿½ñ¤½Ð¤·¤¬¥µ¥Ý¡¼¥È¤µ¤ì¤Ê¤¯¤Ê¤Ã¤Æ¤¤¤Þ¤·¤¿¡£¤Ç¤¹¤¬¡¢ |
| GIF ¤Ë´Ø¤¹¤ëÆõö¤¬ 2003¡Á2004 ǯ¤Ë¤«¤±¤ÆÀ¤³¦Åª¤Ë´ü¸ÂÀÚ¤ì¤Ë¤Ê¤Ã¤¿¤¿¤á¡¢ |
| Åö SIMD ÈÇ¤Ç¤Ï GIF ·Á¼°¤ÎÆɤ߹þ¤ß¡¿½ñ¤½Ð¤·¤òÉü³è¤µ¤»¤Æ¤¢¤ê¤Þ¤¹¡£ |
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| ;Ã̤Ǥ¹¤¬¡¢Åö SIMD ÈÇ¤Ç GIF ·Á¼°¤ÎÆɤ߹þ¤ß¡¿½ñ¤½Ð¤·¤Ë»ÈÍѤ·¤Æ¤¤¤ë |
| ¥â¥¸¥å¡¼¥ë¤Ï¡¢µìÈǤǤ¢¤ë version 6a ¤Î¤â¤Î¤òήÍѤ·¤Æ¤¤¤Þ¤¹¡£ |
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| [EOF] |
