{"author_url":"https://blog.hatena.ne.jp/rinsuki/","author_name":"rinsuki","description":"\u3053\u306e\u8a18\u4e8b\u3067\u306f https://id3.org/id3v2.4.0-frames \u306e 4.2.6. User defined text information frame \u3092\u8aad\u3093\u3067\u3044\u308b\u3053\u3068\u3092\u524d\u63d0\u3067\u8a71\u3059\u306e\u3067\u6ce8\u610f\u3002Description = Key-Value \u306e Key \u3067\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3060\u3051\u308f\u304b\u3063\u3066\u3044\u308c\u3070\u3088\u3044\u3002 \u30bf\u30a4\u30c8\u30eb\u306b\u66f8\u3044\u305f\u901a\u308a\u306a\u3093\u3060\u304c\u3001AVMetadataIdentifier \u304c .id3MetadataUserText (AVMetadataIdentifierID3MetadataUserText) \u3060\u3063\u305f\u6642\u306f value \u3092\u8aad\u3093\u3067\u3082 Description \u306f\u8cb0\u3048\u306a\u3044 (\u4e0a\u306e 4.2.\u2026","type":"rich","image_url":null,"height":"190","categories":["AVFoundation","macOS","iOS"],"published":"2025-08-28 05:17:34","provider_name":"Hatena Blog","version":"1.0","blog_url":"https://rinsuki.hatenablog.jp/","provider_url":"https://hatena.blog","width":"100%","url":"https://rinsuki.hatenablog.jp/entry/2025/08/28/051734","blog_title":"rinsuki\u2019s blog","title":"AVFoundation \u306b\u304a\u3044\u3066 AVMetadataIdentifierID3MetadataUserText \u306e description \u306f extraAttributes \u304b\u3089\u8cb0\u3046","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frinsuki.hatenablog.jp%2Fentry%2F2025%2F08%2F28%2F051734\" title=\"AVFoundation \u306b\u304a\u3044\u3066 AVMetadataIdentifierID3MetadataUserText \u306e description \u306f extraAttributes \u304b\u3089\u8cb0\u3046 - rinsuki\u2019s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}