ããã«ã¡ã¯ãã¯ã©ã¤ã¢ã³ãåºç¤ãã¼ã ã®ããã§ãã ã¢ãã¿ã¼çã表示ããçºã« PNG ã JPEG ã®ç»åãå
ã« GIF ã¢ãã¡ã¼ã·ã§ã³ãçæããäºãããããã¾ãããGIF 㯠256è²ã¾ã§ããæ±ããªãçºãå
ç»åãæ°ä¸ã¨ãã£ãåä½ã§è²ã使ã£ã¦ããã¨æ¸è²å¦çã«å¤§å¤æéããããã¾ããããã§ãImageMagick ã®æ¸è²å¦çãæ¹é ãã¦é«éåããäºä¾ããç´¹ä»ãã¾ãã å°ãä¸åº¦ã«èªãåéã§ã¯ã¾ã¨ãåããªãçºãåç·¨ã¨å¾ç·¨ã«åãã¾ãããåç·¨ã¯æ¸è²å¦çãå¾ç·¨ã¯ãã®æ¹é ã«ã¤ãã¦èª¬æãã¾ãã ããã°ã©ã æ§æã§ã¯ä¸ã®å³ã® magick/quantize.c ãæ¸è²å¦çã«ç¸å½ãã¾ãã ã¾ããæ¸è²å¦çã®ä¸è¬çãªè©±ããå§ãã¾ãã æ¸è²ã®å©ç¹ Web ã§è¦ãããç»åãã¡ã¤ã«ã®å¤ãã¯ã1ã¤ã®pixel(æç»ã®æå°åä½)ã«å¯¾ãã¦ãRed, Green, Blue ãåã
8bits ã§è¨ 24bits(= 3bytes) ãé
{{#tags}}- {{label}}
{{/tags}}