{"provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/rahaema/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmaehrm.hatenablog.com%2Fentry%2F2020%2F10%2F10%2F151322\" title=\"\u30d1\u30e9\u30d1\u30e9\u52d5\u753b\u306e\u4f5c\u6210 - Mae\u5411\u304d\u306a\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>","url":"https://maehrm.hatenablog.com/entry/2020/10/10/151322","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/r/rahaema/20201011/20201011132533.png","width":"100%","provider_name":"Hatena Blog","blog_url":"https://maehrm.hatenablog.com/","published":"2020-10-10 15:13:22","version":"1.0","blog_title":"Mae\u5411\u304d\u306a\u30d6\u30ed\u30b0","description":"\u8907\u6570\u306ePNG\u30d5\u30a1\u30a4\u30eb\u304b\u3089mpg\u30d5\u30a1\u30a4\u30eb\u3078 pascal_triangle_00.png\u301cpascal_triangle_30.png\u306ePNG\u30d5\u30a1\u30a4\u30eb\u3092\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067out.mpg\u306b\u5909\u63db $ convert -delay 30 pascals_triangle*.png out.mpg Twitter\u7528\u306b\u52d5\u753b\u3092\u5909\u63db $ ffmpeg -i out.mpg -pix_fmt yuv420p -vcodec h264 -acodec aac -strict experimental output.mp4 \u5b9f\u884c\u7d50\u679c \u5272\u308b\u6570\u30921\u304b\u308930\u306b\u5909\u5316\u3055\u305b\u3066\u3001\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u3002 #\u30d1\u30b9\u30ab\u30eb\u306e\u4e09\u89d2\u5f62 \u2026","categories":["Mac"],"height":"190","type":"rich","author_name":"rahaema","title":"\u30d1\u30e9\u30d1\u30e9\u52d5\u753b\u306e\u4f5c\u6210"}