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PHP GD ͼÏñº¯Êý¿â
Submitted by ×÷Õß: admin
2008-08-26 10:49:07
PHP ²»½öÏÞÓÚÖ»²úÉú HTML µÄÊä³ö¡£»¹¿ÉÒÔ´´½¨¼°²Ù×÷¶àÖÖ²»Í¬Í¼Ïñ¸ñʽµÄͼÏñÎļþ£¬°üÀ¨ gif£¬png£¬jpg£¬wbmp ºÍ xpm¡£¸ü·½±ãµÄÊÇ£¬PHP ¿ÉÒÔÖ±½Ó½«Í¼ÏñÁ÷Êä³öµ½ä¯ÀÀÆ÷¡£Òª´¦ÀíͼÏñ£¬ÐèÒªÔÚ±àÒë PHP ʱ¼ÓÉÏͼÏñº¯ÊýµÄ GD ¿â¡£GD ºÍ PHP »¹¿ÉÄÜÐèÒªÆäËüµÄ¿â£¬ÊÓºõÐèÒªÖ§³ÖÄÄЩͼÏñ¸ñʽ¶ø¶¨¡£
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±í¸ñ 1. ËùÖ§³ÖµÄͼÏñ¸ñʽ
| ͼÏñ¸ñʽ | ÒªÏÂÔØµÄ¿â | ×¢½â |
|---|---|---|
| gif | ½öÔÚµÍÓÚ gd-1.6 µÄ GD °æ±¾ÖÐÖ§³Ö¡£PHP 4.3.0 ÒÔ¼°°ó¶¨µÄ GD ¿âÖÐÖ§³ÖÖ»¶ÁµÄ GIF ¡£ | |
| jpeg-6b | ftp://ftp.uu.net/graphics/jpeg/ | |
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| xpm | ftp://metalab.unc.edu/pub/Linux/libs/X/!INDEX.html | Èç¹ûÄãµÄϵͳÖа²×°ÁË X »·¾³£¬ÔòºÜ¿ÉÄÜÒѾÓÐÁËÕâ¸ö¿â¡£ |
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| FreeType 1.x | http://www.freetype.org/ | |
| FreeType 2 | http://www.freetype.org/ | |
| T1lib | ftp://sunsite.unc.edu/pub/Linux/libs/graphics/) | Ö§³Ö Type 1 ×ÖÌå¡£ |
Èç¹û PHP ±àÒëʱָ¶¨ÁË --enable-exif£¬¾Í¿ÉÒÔ²Ù×÷´æ´¢ÓÚ JPEG ºÍ TIFF ͼÏñÎļþÍ·ÖеÄÐÅÏ¢¡£ÕâÑù¾Í¿ÉÒÔ¶ÁÈ¡ÉÏÃæÌáµ½µÄÊýÂëÏà»úÉú³ÉµÄÕÕÆ¬ÖеÄÔªÊý¾Ý¡£ÕâЩº¯Êý²»ÐèÒª GD ¿â¡£
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| ͼÏñ¸ñʽ | ÅäÖÿª¹Ø |
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| jpeg-6b | Òª¼¤»î jpeg-6b µÄÖ§³Ö£¬¼ÓÉÏ --with-jpeg-dir=DIR. |
| png | Òª¼¤»î png µÄÖ§³Ö£¬¼ÓÉÏ --with-png-dir=DIR¡£×¢Ò⣬libpng ÐèÒª zlib library£¬Òò´ËÅäÖÃÖл¹Òª¼ÓÉÏ --with-zlib-dir[=DIR]¡£ |
| xpm | Òª¼¤»î xpm µÄÖ§³Ö£¬¼ÓÉÏ --with-xpm-dir=DIR¡£Èç¹ûÅäÖÃʱÌáʾÕÒ²»µ½ËùÐèÒªµÄ¿â£¬¿ÉÒÔ¼ÓÉϵ½ X11 ¿âµÄ·¾¶¡£ |
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| FreeType 1.x | Òª¼¤»î FreeType 1.x µÄÖ§³Ö£¬¼ÓÉÏ --with-ttf[=DIR]¡£ |
| FreeType 2 | Òª¼¤»î FreeType 2 µÄÖ§³Ö£¬¼ÓÉÏ --with-freetype-dir=DIR¡£ |
| T1lib | Òª¼¤»î T1lib£¨Type 1 ×ÖÌ壩£¬¼ÓÉÏ --with-t1lib[=DIR]¡£ |
| ±¾µØ TrueType ×Ö·û´®º¯Êý | Òª¼¤»î±¾µØ TrueType ×Ö·û´®º¯ÊýµÄÖ§³Ö£¬¼ÓÉÏ --enable-gd-native-ttf¡£ |
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±í¸ñ 5. Exif ÅäÖÃÑ¡Ïî
| Ãû³Æ | ĬÈÏÖµ | ¿É±ä·¶Î§ |
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| exif.encode_unicode | "ISO-8859-15" | PHP_INI_ALL |
| exif.decode_unicode_motorola | "UCS-2BE" | PHP_INI_ALL |
| exif.decode_unicode_intel | "UCS-2LE" | PHP_INI_ALL |
| exif.encode_jis | "" | PHP_INI_ALL |
| exif.decode_jis_motorola | "JIS" | PHP_INI_ALL |
| exif.decode_jis_intel | "JIS" | PHP_INI_ALL |
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- exif.encode_unicode string
-
exif.encode_unicode ¶¨ÒåÁË UNICODE Óû§×¢Êͱ»´¦ÀíµÄ×Ö·û¼¯¡£Ä¬ÈÏΪ ISO-8859-15£¬¿ÉÓÃÓÚ´ó¶àÊý·ÇÑÇÖÞ¹ú¼Ò¡£±¾ÉèÖÿÉÒÔΪ¿Õ»òÕß±ØÐëΪһ¸ö mbstring ËùÖ§³ÖµÄ±àÂë¡£Èç¹ûΪ¿Õ£¬ÔòʹÓõ±Ç° mbstring ÄÚ²¿Ê¹ÓõıàÂë¡£
- exif.decode_unicode_motorola string
-
exif.decode_unicode_motorola ¶¨ÒåÁË Unicode ±àÂëµÄÓû§×¢Ê͵ÄͼÏñÄÚ²¿×Ö·û¼¯£¬Èç¹ûͼÏñÊÇĦÍÐÂÞÀ×Ö½Ú˳Ðò£¨big-endian£©µÄ»°¡£±¾ÉèÖò»ÄÜΪ¿Õµ«¿ÉÒÔÖ¸¶¨Ò»¸ö mbstring Ö§³ÖµÄ±àÂëÁÐ±í¡£Ä¬ÈÏΪ UCS-2BE¡£
- exif.decode_unicode_intel string
-
exif.decode_unicode_intel ¶¨ÒåÁË Unicode ±àÂëµÄÓû§×¢Ê͵ÄͼÏñÄÚ²¿×Ö·û¼¯£¬Èç¹ûͼÏñÊÇÓ¢ÌØ¶û×Ö½Ú˳Ðò£¨little-endian£©µÄ»°¡£±¾ÉèÖò»ÄÜΪ¿Õµ«¿ÉÒÔÖ¸¶¨Ò»¸ö mbstring Ö§³ÖµÄ±àÂëÁÐ±í¡£Ä¬ÈÏΪ UCS-2LE¡£
- exif.encode_jis string
-
exif.encode_jis ¶¨ÒåÁË JIS Óû§×¢Êͱ»´¦ÀíµÄ×Ö·û¼¯¡£Ä¬ÈÏΪ¿ÕÖµ£¬ÆÈʹº¯ÊýʹÓõ±Ç° mbstring ʹÓõÄÄÚ²¿±àÂë¡£
- exif.decode_jis_motorola string
-
exif.decode_jis_motorola ¶¨ÒåÁË JIS ±àÂëµÄÓû§×¢Ê͵ÄͼÏñÄÚ²¿×Ö·û¼¯£¬Èç¹ûͼÏñÊÇĦÍÐÂÞÀ×Ö½Ú˳Ðò£¨big-endian£©µÄ»°¡£±¾ÉèÖò»ÄÜΪ¿Õµ«¿ÉÒÔÖ¸¶¨Ò»¸ö mbstring Ö§³ÖµÄ±àÂëÁÐ±í¡£Ä¬ÈÏΪ JIS¡£
- exif.decode_jis_intel string
-
exif.decode_jis_intel ¶¨ÒåÁË JIS ±àÂëµÄÓû§×¢Ê͵ÄͼÏñÄÚ²¿×Ö·û¼¯£¬Èç¹ûͼÏñÊÇÓ¢ÌØ¶û×Ö½Ú˳Ðò£¨litle-endian£©µÄ»°¡£±¾ÉèÖò»ÄÜΪ¿Õµ«¿ÉÒÔÖ¸¶¨Ò»¸ö mbstring Ö§³ÖµÄ±àÂëÁÐ±í¡£Ä¬ÈÏΪ JIS¡£
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- IMG_GIF (integer)
-
- IMG_JPG (integer)
-
- IMG_JPEG (integer)
-
- IMG_PNG (integer)
-
- IMG_WBMP (integer)
-
- IMG_XPM (integer)
-
- IMG_COLOR_TILED (integer)
-
- IMG_COLOR_STYLED (integer)
-
- IMG_COLOR_BRUSHED (integer)
-
- IMG_COLOR_STYLEDBRUSHED (integer)
-
- IMG_COLOR_TRANSPARENT (integer)
-
- IMG_ARC_ROUNDED (integer)
-
- IMG_ARC_PIE (integer)
-
- IMG_ARC_CHORD (integer)
-
- IMG_ARC_NOFILL (integer)
-
- IMG_ARC_EDGED (integer)
-
- IMAGETYPE_GIF (integer)
-
- IMAGETYPE_JPEG (integer)
-
- IMAGETYPE_PNG (integer)
-
- IMAGETYPE_SWF (integer)
-
- IMAGETYPE_PSD (integer)
-
- IMAGETYPE_BMP (integer)
-
- IMAGETYPE_WBMP (integer)
-
- IMAGETYPE_XBM (integer)
-
- IMAGETYPE_TIFF_II (integer)
-
- IMAGETYPE_TIFF_MM (integer)
-
- IMAGETYPE_IFF (integer)
-
- IMAGETYPE_JB2 (integer)
-
- IMAGETYPE_JPC (integer)
-
- IMAGETYPE_JP2 (integer)
-
- IMAGETYPE_JPX (integer)
-
- IMAGETYPE_SWC (integer)
|
Àý×Ó 1. Óà PHP ´´½¨ PNG ͼÏñ
|
- Ŀ¼
- gd_info -- È¡µÃµ±Ç°°²×°µÄ GD ¿âµÄÐÅÏ¢
- getimagesize -- È¡µÃͼÏñ´óС
- image_type_to_extension -- Get file extension for image type
- image_type_to_mime_type -- È¡µÃ getimagesize£¬exif_read_data£¬exif_thumbnail£¬exif_imagetype Ëù·µ»ØµÄͼÏñÀàÐ굀 MIME ÀàÐÍ
- image2wbmp -- ÒÔ WBMP ¸ñʽ½«Í¼ÏñÊä³öµ½ä¯ÀÀÆ÷»òÎļþ
- imagealphablending -- É趨ͼÏñµÄ»ìɫģʽ
- imageantialias -- ÊÇ·ñʹÓà antialias ¹¦ÄÜ
- imagearc -- »ÍÖÔ²»¡
- imagechar -- ˮƽµØ»Ò»¸ö×Ö·û
- imagecharup -- ´¹Ö±µØ»Ò»¸ö×Ö·û
- imagecolorallocate -- Ϊһ·ùͼÏñ·ÖÅäÑÕÉ«
- imagecolorallocatealpha -- Ϊһ·ùͼÏñ·ÖÅäÑÕÉ« + alpha
- imagecolorat -- È¡µÃijÏñËØµÄÑÕÉ«Ë÷ÒýÖµ
- imagecolorclosest -- È¡µÃÓëÖ¸¶¨µÄÑÕÉ«×î½Ó½üµÄÑÕÉ«µÄË÷ÒýÖµ
- imagecolorclosestalpha -- È¡µÃÓëÖ¸¶¨µÄÑÕÉ« + alpha ×î½Ó½üµÄÑÕÉ«
- imagecolorclosesthwb -- È¡µÃÓë¸ø¶¨ÑÕÉ«×î½Ó½üµÄÉ«¶ÈµÄºÚ°×É«µÄË÷Òý
- imagecolordeallocate -- È¡ÏûͼÏñÑÕÉ«µÄ·ÖÅä
- imagecolorexact -- È¡µÃÖ¸¶¨ÑÕÉ«µÄË÷ÒýÖµ
- imagecolorexactalpha -- È¡µÃÖ¸¶¨µÄÑÕÉ« + alpha µÄË÷ÒýÖµ
- imagecolormatch -- ʹһ¸öͼÏñÖе÷É«°å°æ±¾µÄÑÕÉ«ÓëÕæ²ÊÉ«°æ±¾¸üÄÜÆ¥Åä
- imagecolorresolve -- È¡µÃÖ¸¶¨ÑÕÉ«µÄË÷ÒýÖµ»òÓпÉÄܵõ½µÄ×î½Ó½üµÄÌæ´úÖµ
- imagecolorresolvealpha -- È¡µÃÖ¸¶¨ÑÕÉ« + alpha µÄË÷ÒýÖµ»òÓпÉÄܵõ½µÄ×î½Ó½üµÄÌæ´úÖµ
- imagecolorset -- ¸øÖ¸¶¨µ÷É«°åË÷ÒýÉ趨ÑÕÉ«
- imagecolorsforindex -- È¡µÃijË÷ÒýµÄÑÕÉ«
- imagecolorstotal -- È¡µÃÒ»·ùͼÏñµÄµ÷É«°åÖÐÑÕÉ«µÄÊýÄ¿
- imagecolortransparent -- ½«Ä³¸öÑÕÉ«¶¨ÒåΪ͸Ã÷É«
- imagecopy -- ¿½±´Í¼ÏñµÄÒ»²¿·Ö
- imagecopymerge -- ¿½±´²¢ºÏ²¢Í¼ÏñµÄÒ»²¿·Ö
- imagecopymergegray -- ÓûҶȿ½±´²¢ºÏ²¢Í¼ÏñµÄÒ»²¿·Ö
- imagecopyresampled -- ÖØ²ÉÑù¿½±´²¿·ÖͼÏñ²¢µ÷Õû´óС
- imagecopyresized -- ¿½±´²¿·ÖͼÏñ²¢µ÷Õû´óС
- imagecreate -- н¨Ò»¸ö»ùÓÚµ÷É«°åµÄͼÏñ
- imagecreatefromgd2 -- ´Ó GD2 Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefromgd2part -- ´Ó¸ø¶¨µÄ GD2 Îļþ»ò URL ÖеIJ¿·Öн¨Ò»Í¼Ïñ
- imagecreatefromgd -- ´Ó GD Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefromgif -- ´Ó GIF Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefromjpeg -- ´Ó JPEG Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefrompng -- ´Ó PNG Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefromstring -- ´Ó×Ö·û´®ÖеÄͼÏñÁ÷н¨Ò»Í¼Ïñ
- imagecreatefromwbmp -- ´Ó WBMP Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefromxbm -- ´Ó XBM Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatefromxpm -- ´Ó XPM Îļþ»ò URL н¨Ò»Í¼Ïñ
- imagecreatetruecolor -- н¨Ò»¸öÕæ²ÊɫͼÏñ
- imagedashedline -- »Ò»ÐéÏß
- imagedestroy -- Ïú»ÙһͼÏñ
- imageellipse -- »Ò»¸öÍÖÔ²
- imagefill -- ÇøÓòÌî³ä
- imagefilledarc -- »Ò»ÍÖÔ²»¡ÇÒÌî³ä
- imagefilledellipse -- »Ò»ÍÖÔ²²¢Ìî³ä
- imagefilledpolygon -- »Ò»¶à±ßÐβ¢Ìî³ä
- imagefilledrectangle -- »Ò»¾ØÐβ¢Ìî³ä
- imagefilltoborder -- ÇøÓòÌî³äµ½Ö¸¶¨ÑÕÉ«µÄ±ß½çΪֹ
- imagefilter -- Applies a filter to an image
- imagefontheight -- È¡µÃ×ÖÌå¸ß¶È
- imagefontwidth -- È¡µÃ×ÖÌå¿í¶È
- imageftbbox -- È¡µÃʹÓÃÁË FreeType 2 ×ÖÌåµÄÎı¾µÄ·¶Î§
- imagefttext -- ʹÓà FreeType 2 ×ÖÌ彫Îı¾Ð´ÈëͼÏñ
- imagegammacorrect -- ¶Ô GD ͼÏñÓ¦Óà gamma ÐÞÕý
- imagegd2 -- Êä³ö GD2 ͼÏñ
- imagegd -- ½« GD ͼÏñÊä³öµ½ä¯ÀÀÆ÷»òÎļþ
- imagegif -- ÒÔ GIF ¸ñʽ½«Í¼ÏñÊä³öµ½ä¯ÀÀÆ÷»òÎļþ
- imageinterlace -- ¼¤»î»ò½ûÖ¹¸ôÐÐɨÃè
- imageistruecolor -- ¼ì²éͼÏñÊÇ·ñÎªÕæ²ÊɫͼÏñ
- imagejpeg -- ÒÔ JPEG ¸ñʽ½«Í¼ÏñÊä³öµ½ä¯ÀÀÆ÷»òÎļþ
- imagelayereffect -- Set the alpha blending flag to use the bundled libgd layering effects
- imageline -- »Ò»ÌõÖ±Ïß
- imageloadfont -- ÔØÈëÒ»ÐÂ×ÖÌå
- imagepalettecopy -- ½«µ÷É«°å´ÓÒ»·ùͼÏñ¿½±´µ½ÁíÒ»·ù
- imagepng -- ÒÔ PNG ¸ñʽ½«Í¼ÏñÊä³öµ½ä¯ÀÀÆ÷»òÎļþ
- imagepolygon -- »Ò»¸ö¶à±ßÐÎ
- imagepsbbox -- È¡µÃʹÓà PostScript Type1 ×ÖÌåµÄÎı¾µÄ·¶Î§
- imagepscopyfont -- ¿½±´Ò»¸öÒѼÓÔØµÄ×ÖÌåÒÔ±¸¸ü¸Ä
- imagepsencodefont -- ¸Ä±ä×ÖÌåÖеÄ×Ö·û±àÂëʸÁ¿
- imagepsextendfont -- À©³ä»òѹËõ×ÖÌå
- imagepsfreefont -- ÊÍ·ÅÒ»¸ö PostScript Type 1 ×ÖÌåËùÕ¼ÓõÄÄÚ´æ
- imagepsloadfont -- ´ÓÎļþÖмÓÔØÒ»¸ö PostScript Type 1 ×ÖÌå
- imagepsslantfont -- Çãбij×ÖÌå
- imagepstext -- Óà PostScript Type1 ×ÖÌå°ÑÎı¾×Ö·û´®»ÔÚͼÏñÉÏ
- imagerectangle -- »Ò»¸ö¾ØÐÎ
- imagerotate -- Óøø¶¨½Ç¶ÈÐýתͼÏñ
- imagesavealpha -- ÉèÖñê¼ÇÒÔÔÚ±£´æ PNG ͼÏñʱ±£´æÍêÕûµÄ alpha ͨµÀÐÅÏ¢£¨Ó뵥һ͸Ã÷É«Ïà·´£©
- imagesetbrush -- É趨»ÏßÓõϱÊͼÏñ
- imagesetpixel -- »Ò»¸öµ¥Ò»ÏñËØ
- imagesetstyle -- É趨»Ïߵķç¸ñ
- imagesetthickness -- É趨»ÏߵĿí¶È
- imagesettile -- É趨ÓÃÓÚÌî³äµÄÌùͼ
- imagestring -- ˮƽµØ»Ò»ÐÐ×Ö·û´®
- imagestringup -- ´¹Ö±µØ»Ò»ÐÐ×Ö·û´®
- imagesx -- È¡µÃͼÏñ¿í¶È
- imagesy -- È¡µÃͼÏñ¸ß¶È
- imagetruecolortopalette -- ½«Õæ²ÊɫͼÏñת»»Îªµ÷É«°åͼÏñ
- imagettfbbox -- È¡µÃʹÓà TrueType ×ÖÌåµÄÎı¾µÄ·¶Î§
- imagettftext -- Óà TrueType ×ÖÌåÏòͼÏñдÈëÎı¾
- imagetypes -- ·µ»Øµ±Ç° PHP °æ±¾ËùÖ§³ÖµÄͼÏñÀàÐÍ
- imagewbmp -- ÒÔ WBMP ¸ñʽ½«Í¼ÏñÊä³öµ½ä¯ÀÀÆ÷»òÎļþ
- imagexbm -- Output XBM image to browser or file
- iptcembed -- ½«¶þ½øÖÆ IPTC Êý¾ÝǶÈëµ½Ò»·ù JPEG ͼÏñÖÐ
- iptcparse -- ½«¶þ½øÖÆ IPTC http://www.iptc.org/ ¿é½âÎöΪµ¥¸ö±ê¼Ç
- jpeg2wbmp -- ½« JPEG ͼÏñÎļþת»»Îª WBMP ͼÏñÎļþ
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