{"author_name":"methane","width":"100%","published":"2010-02-14 12:45:10","provider_name":"Hatena Blog","url":"https://methane.hatenablog.jp/entry/20100214/1266119110","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmethane.hatenablog.jp%2Fentry%2F20100214%2F1266119110\" title=\" Python Imaging Library (PIL) \u3067\u3001\u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u306ePNG\u3092\u6271\u3046 - methane\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","height":"190","categories":["Python"],"author_url":"https://blog.hatena.ne.jp/methane/","image_url":null,"version":"1.0","blog_url":"https://methane.hatenablog.jp/","title":" Python Imaging Library (PIL) \u3067\u3001\u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u306ePNG\u3092\u6271\u3046","blog_title":"methane\u306e\u30d6\u30ed\u30b0","description":"PIL \u306e\u30d1\u30ec\u30c3\u30c8\u306f\u8272\u3005\u3068\u554f\u984c\u304c\u3042\u308b\u3002256\u8272\u3042\u308b\u3053\u3068\u3057\u304b\u8003\u3048\u3066\u306a\u3044\u3068\u304b\u3002 \u3093\u3067\u3001PngImagePlugin \u3082\u3001 PNG \u306e \"tRNS\" \u30c1\u30e3\u30f3\u30af\u306e\u3046\u3061\u03b1\u304c0\u306e\u3068\u3053\u308d\u3092\u898b\u3064\u3051\u3066\u3001\u305d\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092 info['transparency'] \u306b\u7a81\u3063\u8fbc\u3080\u3060\u3051\u3057\u304b\u3057\u3066\u304f\u308c\u306a\u3044\u3002PNG\u306e\u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u306f\u30d1\u30ec\u30c3\u30c8\u305d\u308c\u305e\u308c\u306b\u03b1\u5024\u3092\u8a2d\u5b9a\u3067\u304d\u308b\u306e\u306b\u3002\u307e\u305a\u306f PNG \u306e\u30d1\u30ec\u30c3\u30c8\u306b\u3064\u3044\u3066\u5fa9\u7fd2\u3002 PNG\u306e\u4e2d\u306f\u3001\u30c1\u30e3\u30f3\u30af\u3068\u3044\u3046\u8981\u7d20\u304c\u4e26\u3093\u3067\u3044\u308b\u3002\u30d1\u30ec\u30c3\u30c8\u306f 'PLTE' \u3068\u3044\u3046\u30c1\u30e3\u30f3\u30af\u306b\u5165\u3063\u3066\u3044\u308b\u3002 \"RGBRGBRGB...\" \u3068\u3044\u3046\u611f\u3058\u3067\u30013\u30d0\u30a4\u30c8\u00d7\u8272\u6570(256\u4ee5\u4e0b) \u3060\u3051\u4e26\u3093\u3067\u3044\u308b\u3002 \u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u306ePNG\u3067\u3082\u2026"}