{"blog_title":"mike-neck\u306e\u30d6\u30ed\u30b0","blog_url":"https://mike-neck.hatenadiary.com/","image_url":null,"type":"rich","author_url":"https://blog.hatena.ne.jp/mike_neck/","width":"100%","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmike-neck.hatenadiary.com%2Fentry%2F2020%2F12%2F09%2F095930\" title=\"ffmpeg \u3067\u8272\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u5909\u66f4\u3059\u308b - mike-neck\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>","categories":["ffmpeg"],"provider_name":"Hatena Blog","height":"190","title":"ffmpeg \u3067\u8272\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u5909\u66f4\u3059\u308b","url":"https://mike-neck.hatenadiary.com/entry/2020/12/09/095930","description":"colorbalance \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u5909\u66f4\u3059\u308b \u3053\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u6307\u5b9a\u65b9\u6cd5\u306f\u6b21\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u304c\u3042\u308b rs/gs/bs \u4e00\u756a\u5c0f\u3055\u3044\u5024\u3092\u6307\u5b9a\u3059\u308b(-1.0 \u301c 1.0) rm/gm/bm \u771f\u3093\u4e2d\u306e\u5024\u3092\u6307\u5b9a\u3059\u308b(-1.0 \u301c 1.0) rh/gh/bh \u6700\u3082\u9ad8\u3044\u5024\u3092\u6307\u5b9a\u3059\u308b(-1.0 \u301c 1.0) \u3053\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3088\u308a\u3001\u5b8c\u5168\u306b\u9ed2\u306a\u753b\u50cf\u306b\u8272\u3092\u4ed8\u3051\u3089\u308c\u308b \u5b9f\u884c\u4f8b ffmpeg -i black-icon.png -vf colorbalance=rs=.5:gs=.3:bs=.1 yellow-icon.png","author_name":"mike_neck","version":"1.0","published":"2020-12-09 09:59:30"}