{"id":1263,"date":"2010-10-21T15:09:36","date_gmt":"2010-10-21T06:09:36","guid":{"rendered":"http:\/\/labs.gree.jp\/blog\/?p=1263"},"modified":"2021-04-27T15:03:23","modified_gmt":"2021-04-27T06:03:23","slug":"post1263","status":"publish","type":"post","link":"https:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/","title":{"rendered":"SWF\u30d0\u30a4\u30ca\u30ea\u7de8\u96c6\u306e\u30b9\u30b9\u30e1\u7b2c\u56db\u56de (GIF)"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3002\u30e1\u30c7\u30a3\u30a2\u958b\u767a\u306e\u3088\u3084\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001GIF \u753b\u50cf\u5165\u308c\u66ff\u3048\u306b\u3064\u3044\u3066\u304a\u8a71\u3057\u307e\u3059\u3002(PNG \u753b\u50cf\u5165\u308c\u66ff\u3048\u306f\u6b21\u306e\u6a5f\u4f1a\u306b)<\/p>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_0\"> GIF \u306e\u60c5\u5831\u3092\u683c\u7d0d\u3067\u304d\u308b\u30bf\u30b0<\/h3>\n<ul>\n<li> DefineBitsLossless, DefineBitsLossless2 \u304c\u5229\u7528\u51fa\u6765\u307e\u3059\u3002(<a href=\"#hs_8e653aaa65589284f6050c72907b90ea_footnote_1\" id=\"hs_8e653aaa65589284f6050c72907b90ea_footnotelink_1\" title=\"SWF 8 \u4ee5\u964d\u3067\u306f DefineBitsJPEG \u7cfb\u306b GIF \u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3067\u304d\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u89e6\u308c\u307e\u305b\u3093\">*1<\/a>)<\/li>\n<li> DefineBitsLossless \u306f\u3001\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\u753b\u50cf\u3092\u30b7\u30f3\u30d7\u30eb\u306b\u8868\u73fe\u3057\u3066 Zlib \u5727\u7e2e\u3059\u308b\u5f62\u5f0f\u3067\u3059\u3002<\/li>\n<li> \u3053\u306e DefineBitsLossless \u306b\u900f\u660e\u5ea6\u60c5\u5831\u3092\u52a0\u3048\u305f\u306e\u304c\u3001DefineBitsLossless2 \u3067\u3059\u3002<\/li>\n<\/ul>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_1\"> GIF \u306e\u7279\u5fb4 (\u57fa\u790e\u77e5\u8b58)<\/h3>\n<ul>\n<li> \u53ef\u9006\u5727\u7e2e\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u3059\u3002(JPEG\u3068\u9055\u3063\u3066\u753b\u50cf\u306e\u7d30\u90e8\u304c\u6f70\u308c\u307e\u305b\u3093)<\/li>\n<li> \u8272\u30c6\u30fc\u30d6\u30eb(\u30ab\u30e9\u30fc\u30de\u30c3\u30d7)\u3092\u6301\u3061\u307e\u3059\u3002\u3044\u308f\u3086\u308b\u30d1\u30ec\u30c3\u30c8(\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30ab\u30e9\u30fc)\u5f62\u5f0f\u3067\u3059\u3002<\/li>\n<li> \u6700\u5927256\u8272\u307e\u3067\u6271\u3048\u307e\u3059\u3002\u900f\u660e\u8272(\u534a\u900f\u660e\u306f\u30c0\u30e1)\u3082\u6271\u3048\u307e\u3059\u3002<\/li>\n<li> (\u86c7\u8db3\u3067\u3059\u304c) \u8907\u6570\u306e\u753b\u50cf\u3092\u683c\u7d0d\u3057\u3066\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u51fa\u6765\u307e\u3059\u3002(\u4eca\u56de\u306f\u7121\u95a2\u4fc2)<\/li>\n<\/ul>\n<h4 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_2\"> \u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f<\/h4>\n<ul>\n<li> GIF \u306f\u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u3067\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\u753b\u50cf\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/li>\n<li> \u5229\u7528\u3059\u308b\u8272\u306e\u30c6\u30fc\u30d6\u30eb(ColorMap)\u3092\u4f5c\u3063\u3066\u3001\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\u306e\u5404 pixel \u306e\u8272\u304c\u30ab\u30e9\u30fc\u30de\u30c3\u30d7\u306e\u4f55\u756a\u76ee\u306a\u306e\u304b\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u914d\u5217\u3067\u753b\u50cf\u30c7\u30fc\u30bf(RasterBits)\u3092\u8868\u73fe\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/gif_palette\/\" rel=\"attachment wp-att-1640\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/gif_palette.png\" alt=\"\" title=\"gif_palette\" width=\"378\" height=\"371\" class=\"alignnone size-full wp-image-1640\" srcset=\"https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/gif_palette.png 378w, https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/gif_palette-203x199.png 203w\" sizes=\"auto, (max-width: 378px) 100vw, 378px\" \/><\/a><\/p>\n<ul>\n<li> \u30d8\u30c3\u30c0\u306e TransparentIndex \u3092\u5229\u7528\u3057\u3066\u3001\u8272\u30c6\u30fc\u30d6\u30eb\u306e\u4f55\u756a\u76ee\u3092\u900f\u660e\u8272\u306b\u3059\u308b\u304b\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/gif_palette_transparent\/\" rel=\"attachment wp-att-1799\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/gif_palette_transparent.png\" alt=\"\" title=\"gif_palette_transparent\" width=\"398\" height=\"382\" class=\"alignnone size-full wp-image-1799\" srcset=\"https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/gif_palette_transparent.png 398w, https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/gif_palette_transparent-208x200.png 208w\" sizes=\"auto, (max-width: 398px) 100vw, 398px\" \/><\/a><\/p>\n<ul>\n<li> <strong>\u3053\u3053\u304b\u3089\u672c\u984c<\/strong>\u3067\u3059\u3002<\/li>\n<\/ul>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_3\"> DefineBitsLossless \u30bf\u30b0<\/h3>\n<h4 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_4\"> DefineBitsLossless (\u900f\u660e\u8272\u306a\u3057)<\/h4>\n<ul>\n<li> DefineBitsLossless \u306f 3\u7a2e\u985e\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6301\u3061\u307e\u3059\u3002<\/li>\n<li> GIF \u306f\u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u306a\u306e\u3067\u3001format=3 \u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/li>\n<li> format=3(palette) \u306e\u69cb\u9020\u306f GIF \u306e\u6301\u3064\u60c5\u5831\u3068\u4ee5\u4e0b\u306e\u5bfe\u5fdc\u3092\u6301\u3061\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/definebitslossless\/\" rel=\"attachment wp-att-1680\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/DefineBitsLossless.png\" alt=\"\" title=\"DefineBitsLossless\" width=\"553\" height=\"481\" class=\"alignnone size-full wp-image-1680\" srcset=\"https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/DefineBitsLossless.png 553w, https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/DefineBitsLossless-229x200.png 229w, https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/DefineBitsLossless-459x400.png 459w\" sizes=\"auto, (max-width: 553px) 100vw, 553px\" \/><\/a><\/p>\n<ul>\n<li> cid \u306f CharacterID (SWF \u5185\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u4e00\u610f\u306b\u5272\u308a\u5f53\u3066\u308b ID) \u3067\u3059\u3002<\/li>\n<li> Screen \u60c5\u5831\u304b\u3089 Width, Height (<a href=\"#hs_8e653aaa65589284f6050c72907b90ea_footnote_2\" id=\"hs_8e653aaa65589284f6050c72907b90ea_footnotelink_2\" title=\"\u53b3\u5bc6\u306b\u306f\u3001GIF \u306f\u8907\u6570\u30b3\u30de\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u6301\u3066\u308b\u306e\u3067\u3001GIF \u30d5\u30a1\u30a4\u30eb\u5168\u4f53\u3067\u306e\u30b5\u30a4\u30ba(Screen \u306e Width, Height)\u3068\u3001\u5404\u30b3\u30de\u306e\u753b\u50cf\u30b5\u30a4\u30ba(Image \u3084 page \u7b49\u306e\u8868\u73fe\u304c\u3042\u308a\u307e\u3059)\u306e\uff12\u3064\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306fGIF\u306b\u753b\u50cf\u30921\u679a\u306e\u307f\u3067\u3001\u305d\u308c\u3089\u306e\u30b5\u30a4\u30ba\u304c\u4e00\u81f4\u3059\u308b\u524d\u63d0\u3067\u8a71\u3057\u3092\u9032\u3081\u307e\u3059\">*2<\/a>) \u3092\u5272\u308a\u5f53\u3066\u307e\u3059\u3002<\/li>\n<li> ColorTableSize \u306f\u8272\u6570\u3092 -1 \u3057\u305f\u5024\u3067\u3059\u3002(1 byte \u3067\u6700\u5927256\u307e\u3067\u8868\u73fe\u3059\u308b\u70ba)<\/li>\n<\/ul>\n<h5 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_5\"> ColorTable & ColormapPixelData<\/h5>\n<ul>\n<li> ColorTable \u306f 1\u8272\u306b\u3064\u304d RGB \u306e 8bit x 3 = 24bit \u4f7f\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/colortable_rgb\/\" rel=\"attachment wp-att-1673\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColorTable_RGB.png\" alt=\"\" title=\"ColorTable_RGB\" width=\"270\" height=\"188\" class=\"alignnone size-full wp-image-1673\" \/><\/a><\/p>\n<ul>\n<li> ColormapPixelData \u306f\u3001\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\u753b\u50cf\u306e\u5404 pixel \u306e\u8272\u306b\u5bfe\u5fdc\u3059\u308b ColorTable \u30a4\u30f3\u30c7\u30c3\u30af\u30b9(\u4f55\u756a\u76ee\u306e\u8272\u3092\u4f7f\u3046\u304b\u306e)\u5024\u306e\u914d\u5217\u3067\u3059\u3002<\/li>\n<li> \u753b\u50cf\u306e\u5de6\u4e0a\u7aef\u304b\u3089\u53f3\u65b9\u5411\u306b scan \u3057\u305f\u914d\u5217\u3092\u3001\u4e0a\u304b\u3089\u4e0b\u307e\u3067\u3064\u306a\u3052\u307e\u3059\u3002<\/li>\n<li> \u4f46\u3057\u3001pixel \u6a2a\u4e00\u5217\u306e\u5358\u4f4d\u3067\u3001\u305d\u306e\u914d\u5217\u3092 4 \u306e\u500d\u6570\u306e\u9577\u3055\u306b\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/colormappixeldata\/\" rel=\"attachment wp-att-1691\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColormapPixelData.png\" alt=\"\" title=\"ColormapPixelData\" width=\"205\" height=\"278\" class=\"alignnone size-full wp-image-1691\" srcset=\"https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColormapPixelData.png 205w, https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColormapPixelData-147x200.png 147w\" sizes=\"auto, (max-width: 205px) 100vw, 205px\" \/><\/a><\/p>\n<h4 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_6\"> DefineBitsLossless2 (\u900f\u660e\u8272\u60c5\u5831\u3064\u304d)<\/h4>\n<ul>\n<li> ColorTable \u304c RGB \u304b\u3089 RGBA \u306b\u5909\u308f\u308b\u3060\u3051\u3067\u5f8c\u306f\u307b\u307c\u540c\u3058\u3067\u3059\u3002<\/li>\n<li> \u4f8b\u3048\u3070\u3001\u8272\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u756a\u521d\u3081\u306e\u30a8\u30f3\u30c8\u30ea\u3092\u900f\u660e\u8272\u3068\u3057\u3066\u6271\u3046\u5834\u5408\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/colortable_rgba\/\" rel=\"attachment wp-att-1787\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColorTable_RGBA.png\" alt=\"\" title=\"ColorTable_RGBA\" width=\"293\" height=\"196\" class=\"alignnone size-full wp-image-1787\" srcset=\"https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColorTable_RGBA.png 293w, https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ColorTable_RGBA-276x184.png 276w\" sizes=\"auto, (max-width: 293px) 100vw, 293px\" \/><\/a><\/p>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_7\"> GIF\u5dee\u3057\u66ff\u3048\u51e6\u7406<\/h3>\n<h4 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_8\"> DefineBitsLossless<\/h4>\n<ul>\n<li> \u3053\u3053\u307e\u3067\u306e\u77e5\u8b58\u3092\u5143\u306b\u3001GIF \u753b\u50cf\u3067\u5dee\u3057\u66ff\u3048\u308b\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li> PHP GD extension \u3092\u4f7f\u3046\u3068 GIF \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u89e3\u8aad\u3092\u304a\u4efb\u305b\u51fa\u6765\u3066\u3001\u3068\u3066\u3082\u697d\u3067\u3059\u3002<\/li>\n<\/ul>\n<pre class=\"superpre php\">\n$swf = new IO_SWF_Editor();\n$swf->parse($swfdata);\n$swf->setCharacterId($swfdata);\n\n$im = imagecreatefromgif($giffile);\n\n$colortable_num = imagecolorstotal($im);\n\n$colortable = '';\n\nfor ($i = 0 ; $i < $colortable_num ; $i++) {\n    $rgb = imagecolorsforindex($im, $i);\n    $colortable .= chr($rgb['red']);\n    $colortable .= chr($rgb['green']);\n    $colortable .= chr($rgb['blue']);\n}\n\n$pixeldata = '';\n$i = 0;\n$width  = imagesx($im);\n$height = imagesy($im);\n\nfor ($y = 0 ; $y < $height ; $y++) {\n    for ($x = 0 ; $x < $width ; $x++) {\n        $pixeldata .= chr(imagecolorat($im, $x, $y));\n        $i++;\n    }\n    while (($i % 4) != 0) {\n        $pixeldata .= chr(0);\n        $i++;\n    }\n}\n\n$tag_code = array(6, 21, 35, 20, 36); \/\/ DefineBits*\n\n$format = 3; \/\/ palette format\n$content = pack('v', $image_id).chr($format).pack('v', $width).pack('v', $height);\n$content .= chr($colortable_num - 1).gzcompress($colortable.$pixeldata);\n\n$tag = array('Code' => 20, \/\/ DefineBitsLossless\n             'Content' => $content);\n$ret = $swf->replaceTagByCharacterId($tag_code, $image_id, $tag);\n\necho $swf->build();<\/pre>\n<h4 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_9\"> DefineBitsLossless2<\/h4>\n<ul>\n<li> DefineBitsLossless \u306e ColorTable RGB \u306e 3 byte \u3092 RGBA \u306e 4 byte \u306b\u62e1\u5f35\u3057\u307e\u3059\u3002<\/li>\n<li> GIF \u306e\u900f\u660e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5024\u3092\u53d6\u5f97\u3059\u308b\u306e\u306b GD \u306e imagecolortransparent \u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<pre class=\"superpre php\">\nfor ($i = 0 ; $i < $colortable_num ; $i++) {\n    $rgb = imagecolorsforindex($im, $i);\n    $colortable .= chr($rgb['red']);\n    $colortable .= chr($rgb['green']);\n    $colortable .= chr($rgb['blue']);\n}\n\uff1c\u7565\uff1e\n$tag = array('Code' => 20, \/\/ DefineBitsLossless\n             'Content' => $content);\n$ret = $swf->replaceTagByCharacterId($tag_code, $image_id, $tag);<\/pre>\n<p>\u2191 \u3053\u308c\u3092\u4ee5\u4e0b\u2193\u306e\u3088\u3046\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\u3002<\/p>\n<pre class=\"superpre php\">\n$transparent_index = imagecolortransparent($im);\nfor ($i = 0 ; $i < $colortable_num ; $i++) {\n    $rgb = imagecolorsforindex($im, $i);\n    if ($i == $transparent_index) {\n        $colortable .= chr(0).chr(0).chr(0).chr(0);\n    } else {\n        $colortable .= chr($rgb['red']);\n        $colortable .= chr($rgb['green']);\n        $colortable .= chr($rgb['blue']);\n        $colortable .= chr(255);\n    }\n}\n\uff1c\u7565\uff1e\n$tag = array('Code' => 36, \/\/ DefineBitsLossless2\n             'Content' => $content);\n$ret = $swf->replaceTagByCharacterId($tag_code, $image_id, $tag);<\/pre>\n<p>(<a href=\"#hs_8e653aaa65589284f6050c72907b90ea_footnote_3\" id=\"hs_8e653aaa65589284f6050c72907b90ea_footnotelink_3\" title=\"$i == $transparent_index \u306e\u51e6\u7406\u3067 alpha \u5024\u88dc\u6b63\u3092\u8003\u616e\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u30b3\u30fc\u30c9\u3092\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002\u3054\u6307\u6458\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002 &gt; @_RH__ \u3055\u3093\">*3<\/a>)<\/p>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_10\"> \u5165\u308c\u66ff\u3048\u30c7\u30e2<\/h3>\n<ul>\n<li> \u5b9f\u969b\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u52d5\u304b\u3057\u3066\u307f\u307e\u3059\u3002<\/li>\n<li> <a href=\"http:\/\/svn.openpear.org\/IO_SWF\/branches\/1.0\/sample\/swfreplacegif.php\">http:\/\/svn.openpear.org\/IO_SWF\/branches\/1.0\/sample\/swfreplacegif.php<\/a><\/li>\n<\/ul>\n<ul>\n<li> \u5dee\u3057\u66ff\u3048\u524d SWF (orz.swf)<\/li>\n<\/ul>\n<ul>\n<li> \u5dee\u3057\u66ff\u3048\u753b\u50cf (ahya.gif)<\/li>\n<\/ul>\n<p><a href=\"http:\/\/labs.gree.jp\/blog\/2010\/10\/1263\/ahya\/\" rel=\"attachment wp-att-1822\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2010\/10\/ahya.gif\" alt=\"\" title=\"ahya\" width=\"160\" height=\"142\" class=\"alignnone size-full wp-image-1822\" \/><\/a><\/p>\n<ul>\n<li> \u30b3\u30de\u30f3\u30c9\u5b9f\u884c<\/li>\n<\/ul>\n<pre class=\"superpre \">\n% php swfreplacegif.php orz.swf 1 ahya.gif > ahya.swf<\/pre>\n<ul>\n<li> \u5dee\u3057\u66ff\u3048\u5f8c SWF (ahya.swf)<\/li>\n<\/ul>\n<p>\u7c21\u5358\u3067\u3059\u306d\uff01<\/p>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_11\"> \u53c2\u8003URL<\/h3>\n<ul>\n<li> <a href=\"http:\/\/www.adobe.com\/devnet\/swf.html\">http:\/\/www.adobe.com\/devnet\/swf.html<\/a><\/li>\n<li> <a href=\"http:\/\/www.m2osw.com\/swf_tag_definebitslossless\">http:\/\/www.m2osw.com\/swf_tag_definebitslossless<\/a><\/li>\n<li> <a href=\"http:\/\/pwiki.awm.jp\/~yoya\/?Flash\/SWF\/format\/Lossless\">http:\/\/pwiki.awm.jp\/~yoya\/?Flash\/SWF\/format\/Lossless<\/a><\/li>\n<\/ul>\n<h3 id=\"hs_8e653aaa65589284f6050c72907b90ea_header_12\"> \u4e88\u544a<\/h3>\n<p>DefineBitsLossless, DefineBitsLossless2 \u306e format=3 \u306b\u52a0\u3048 format=5 \u3092\u5229\u7528\u3059\u308b\u4e8b\u3067\u3001<br \/>\nPNG \u753b\u50cf\u306e\u5dee\u3057\u66ff\u3048\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u56de\u53d6\u308a\u4e0a\u3052\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u5931\u793c\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<div class=\"footnote\">\n<p id=\"hs_8e653aaa65589284f6050c72907b90ea_footnote_1\"><a href=\"#hs_8e653aaa65589284f6050c72907b90ea_footnotelink_1\">*1<\/a>: SWF 8 \u4ee5\u964d\u3067\u306f DefineBitsJPEG \u7cfb\u306b GIF \u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3067\u304d\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u89e6\u308c\u307e\u305b\u3093<\/p>\n<p id=\"hs_8e653aaa65589284f6050c72907b90ea_footnote_2\"><a href=\"#hs_8e653aaa65589284f6050c72907b90ea_footnotelink_2\">*2<\/a>: \u53b3\u5bc6\u306b\u306f\u3001GIF \u306f\u8907\u6570\u30b3\u30de\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u6301\u3066\u308b\u306e\u3067\u3001GIF \u30d5\u30a1\u30a4\u30eb\u5168\u4f53\u3067\u306e\u30b5\u30a4\u30ba(Screen \u306e Width, Height)\u3068\u3001\u5404\u30b3\u30de\u306e\u753b\u50cf\u30b5\u30a4\u30ba(Image \u3084 page \u7b49\u306e\u8868\u73fe\u304c\u3042\u308a\u307e\u3059)\u306e\uff12\u3064\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306fGIF\u306b\u753b\u50cf\u30921\u679a\u306e\u307f\u3067\u3001\u305d\u308c\u3089\u306e\u30b5\u30a4\u30ba\u304c\u4e00\u81f4\u3059\u308b\u524d\u63d0\u3067\u8a71\u3057\u3092\u9032\u3081\u307e\u3059<\/p>\n<p id=\"hs_8e653aaa65589284f6050c72907b90ea_footnote_3\"><a href=\"#hs_8e653aaa65589284f6050c72907b90ea_footnotelink_3\">*3<\/a>: $i == $transparent_index \u306e\u51e6\u7406\u3067 alpha \u5024\u88dc\u6b63\u3092\u8003\u616e\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u30b3\u30fc\u30c9\u3092\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002\u3054\u6307\u6458\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002 > @_RH__ \u3055\u3093<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3002\u30e1\u30c7\u30a3\u30a2\u958b\u767a\u306e\u3088\u3084\u3067\u3059\u3002 \u4eca\u56de\u306f\u3001GIF \u753b\u50cf\u5165\u308c\u66ff\u3048\u306b\u3064\u3044\u3066\u304a\u8a71\u3057\u307e\u3059\u3002(PNG \u753b\u50cf\u5165\u308c\u66ff\u3048\u306f\u6b21\u306e\u6a5f\u4f1a\u306b) GIF \u306e\u60c5\u5831\u3092\u683c\u7d0d\u3067\u304d\u308b\u30bf\u30b0 DefineBitsLossless, DefineBitsLo [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[18,24,23,8],"class_list":["post-1263","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-info","tag-flash","tag-gif","tag-image","tag-php"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/1263","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/comments?post=1263"}],"version-history":[{"count":3,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/1263\/revisions"}],"predecessor-version":[{"id":21142,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/1263\/revisions\/21142"}],"wp:attachment":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/media?parent=1263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/categories?post=1263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/tags?post=1263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}