{"id":124764,"date":"2025-11-02T03:06:28","date_gmt":"2025-11-01T18:06:28","guid":{"rendered":"https:\/\/adtechmanagement.com\/minnadepr-column\/?p=124764"},"modified":"2025-11-02T03:06:28","modified_gmt":"2025-11-01T18:06:28","slug":"loss-less-toha","status":"publish","type":"post","link":"https:\/\/adtechmanagement.com\/minnadepr-column\/2025\/11\/02\/loss-less-toha\/","title":{"rendered":"\u30ed\u30b9\u30ec\u30b9\u3068\u306f\uff5c\u610f\u5473\u30fb\u7279\u5fb4\u30fb\u6d3b\u7528\u65b9\u6cd5\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac"},"content":{"rendered":"

\u300c\u30ed\u30b9\u30ec\u30b9\u300d\u3068\u3044\u3046\u8a00\u8449\u306f\u97f3\u697d\u3084\u30c7\u30fc\u30bf\u5727\u7e2e\u306e\u5206\u91ce\u3067\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u610f\u5473\u3084\u7279\u5fb4\u3092\u6b63\u78ba\u306b\u7406\u89e3\u3057\u3066\u3044\u308b\u4eba\u306f\u5c11\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u672c\u8a18\u4e8b\u3067\u306f\u30ed\u30b9\u30ec\u30b9\u306e\u57fa\u672c\u304b\u3089\u30e1\u30ea\u30c3\u30c8\u3001\u6d3b\u7528\u65b9\u6cd5\u307e\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n

1. \u30ed\u30b9\u30ec\u30b9\u306e\u57fa\u672c\u7684\u306a\u610f\u5473<\/h2>\n

\u30ed\u30b9\u30ec\u30b9\u3068\u306f\u3001\u300clossless\u300d\u306e\u65e5\u672c\u8a9e\u8868\u8a18\u3067\u3001\u76f4\u8a33\u3059\u308b\u3068\u300c\u640d\u5931\u306a\u3057\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002\u4e3b\u306b\u30c7\u30b8\u30bf\u30eb\u30c7\u30fc\u30bf\u306e\u5727\u7e2e\u65b9\u5f0f\u3084\u97f3\u697d\u30fb\u6620\u50cf\u30c7\u30fc\u30bf\u306b\u4f7f\u308f\u308c\u3001\u5143\u306e\u60c5\u5831\u3092\u5b8c\u5168\u306b\u4fdd\u6301\u3057\u305f\u307e\u307e\u4fdd\u5b58\u30fb\u518d\u751f\u3067\u304d\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002 <\/p>\n

1-1. \u30ed\u30b9\u30ec\u30b9\u3068\u30ed\u30c3\u30b7\u30fc\u306e\u9055\u3044<\/h3>\n

\u30c7\u30fc\u30bf\u5727\u7e2e\u306b\u306f\u5927\u304d\u304f\u5206\u3051\u3066\u30ed\u30b9\u30ec\u30b9\uff08lossless\uff09\u3068\u30ed\u30c3\u30b7\u30fc\uff08lossy\uff09\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u30ed\u30c3\u30b7\u30fc\u306f\u5727\u7e2e\u6642\u306b\u4e00\u90e8\u306e\u60c5\u5831\u3092\u524a\u9664\u3059\u308b\u65b9\u5f0f\u3067\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306f\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u97f3\u8cea\u3084\u753b\u8cea\u304c\u52a3\u5316\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001\u30ed\u30b9\u30ec\u30b9\u306f\u60c5\u5831\u3092\u5931\u308f\u306a\u3044\u305f\u3081\u3001\u5143\u30c7\u30fc\u30bf\u3068\u540c\u3058\u54c1\u8cea\u3092\u4fdd\u3066\u307e\u3059\u3002 <\/p>\n

1-2. \u30ed\u30b9\u30ec\u30b9\u306e\u7528\u9014<\/h3>\n

\u97f3\u697d\u30d5\u30a1\u30a4\u30eb\u3067\u306fFLAC\u3084ALAC\u3001\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3067\u306fPNG\u3001\u5727\u7e2e\u30c7\u30fc\u30bf\u3067\u306fZIP\u3084RAR\u306a\u3069\u304c\u4ee3\u8868\u4f8b\u3067\u3059\u3002\u9ad8\u54c1\u8cea\u306a\u97f3\u697d\u518d\u751f\u3084\u6b63\u78ba\u306a\u30c7\u30fc\u30bf\u4fdd\u5b58\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u9762\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

2. \u97f3\u697d\u30fb\u6620\u50cf\u5206\u91ce\u3067\u306e\u30ed\u30b9\u30ec\u30b9<\/h2>\n

\u97f3\u697d\u3084\u6620\u50cf\u306e\u4e16\u754c\u3067\u30ed\u30b9\u30ec\u30b9\u306f\u3001\u7279\u306b\u9ad8\u97f3\u8cea\u518d\u751f\u3084\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u7de8\u96c6\u4f5c\u696d\u3067\u91cd\u5b9d\u3055\u308c\u307e\u3059\u3002 <\/p>\n

2-1. \u30ed\u30b9\u30ec\u30b9\u97f3\u697d\u30d5\u30a1\u30a4\u30eb\u306e\u7279\u5fb4<\/h3>\n

\u30ed\u30b9\u30ec\u30b9\u97f3\u697d\u30d5\u30a1\u30a4\u30eb\u306fCD\u3084\u30b9\u30bf\u30b8\u30aa\u9332\u97f3\u306e\u97f3\u8cea\u3092\u305d\u306e\u307e\u307e\u518d\u73fe\u3067\u304d\u307e\u3059\u3002\u5727\u7e2e\u3057\u3066\u3082\u97f3\u306e\u7d30\u90e8\u307e\u3067\u5931\u308f\u308c\u305a\u3001\u539f\u97f3\u306b\u8fd1\u3044\u5f62\u3067\u518d\u751f\u53ef\u80fd\u3067\u3059\u3002 <\/p>\n

2-2. FLAC\u3068ALAC\u306e\u9055\u3044<\/h3>\n

FLAC\u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u5e45\u5e83\u304f\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001ALAC\u306fApple\u88fd\u54c1\u3067\u306e\u4e92\u63db\u6027\u304c\u9ad8\u3044\u5f62\u5f0f\u3067\u3059\u3002\u3069\u3061\u3089\u3082\u30ed\u30b9\u30ec\u30b9\u5727\u7e2e\u3067\u3001\u97f3\u8cea\u3092\u4fdd\u3061\u306a\u304c\u3089\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u6291\u3048\u3089\u308c\u308b\u70b9\u304c\u5171\u901a\u3057\u3066\u3044\u307e\u3059\u3002 <\/p>\n

2-3. \u6620\u50cf\u3084\u52d5\u753b\u3067\u306e\u6d3b\u7528<\/h3>\n

\u6620\u50cf\u5206\u91ce\u3067\u3082\u30ed\u30b9\u30ec\u30b9\u5727\u7e2e\u306f\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u6620\u50cf\u7de8\u96c6\u3084\u30a2\u30fc\u30ab\u30a4\u30d6\u76ee\u7684\u3067\u4f7f\u7528\u3055\u308c\u3001\u30d5\u30ec\u30fc\u30e0\u3054\u3068\u306e\u60c5\u5831\u3092\u6b63\u78ba\u306b\u4fdd\u6301\u3067\u304d\u308b\u305f\u3081\u3001\u5f8c\u306e\u7de8\u96c6\u3084\u7279\u6b8a\u52b9\u679c\u9069\u7528\u306b\u3082\u5411\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n

3. \u30c7\u30fc\u30bf\u5727\u7e2e\u30fb\u4fdd\u5b58\u306b\u304a\u3051\u308b\u30ed\u30b9\u30ec\u30b9<\/h2>\n

\u30ed\u30b9\u30ec\u30b9\u306f\u97f3\u697d\u30fb\u6620\u50cf\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30fc\u30bf\u5727\u7e2e\u5168\u822c\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002 <\/p>\n

3-1. ZIP\u3084RAR\u5f62\u5f0f<\/h3>\n

ZIP\u3084RAR\u306f\u3001\u6587\u66f8\u3084\u753b\u50cf\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u30c7\u30fc\u30bf\u3092\u5727\u7e2e\u3059\u308b\u969b\u306b\u4f7f\u308f\u308c\u308b\u30ed\u30b9\u30ec\u30b9\u5727\u7e2e\u65b9\u5f0f\u3067\u3059\u3002\u89e3\u51cd\u3059\u308b\u3068\u5143\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u5b8c\u5168\u306b\u540c\u4e00\u306e\u30c7\u30fc\u30bf\u304c\u5fa9\u5143\u3055\u308c\u307e\u3059\u3002 <\/p>\n

3-2. \u30c7\u30fc\u30bf\u640d\u5931\u306e\u9632\u6b62<\/h3>\n

\u30ed\u30b9\u30ec\u30b9\u5727\u7e2e\u306f\u3001\u91cd\u8981\u306a\u6587\u66f8\u3084\u30d7\u30ed\u30b0\u30e9\u30e0\u30b3\u30fc\u30c9\u306a\u3069\u3001\u60c5\u5831\u3092\u4e00\u5207\u5931\u3048\u306a\u3044\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5834\u9762\u3067\u975e\u5e38\u306b\u6709\u52b9\u3067\u3059\u3002\u8aa4\u5dee\u3084\u52a3\u5316\u3092\u6c17\u306b\u305b\u305a\u5b89\u5168\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002 <\/p>\n

3-3. \u30af\u30e9\u30a6\u30c9\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u306e\u5229\u70b9<\/h3>\n

\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7528\u9014\u3067\u3082\u30ed\u30b9\u30ec\u30b9\u5727\u7e2e\u306f\u6709\u52b9\u3067\u3059\u3002\u5727\u7e2e\u306b\u3088\u308a\u4fdd\u5b58\u5bb9\u91cf\u3092\u7bc0\u7d04\u3057\u3064\u3064\u3001\u5fa9\u5143\u6642\u306b\u5b8c\u5168\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u305b\u308b\u70b9\u304c\u5229\u70b9\u3067\u3059\u3002<\/p>\n

4. \u30ed\u30b9\u30ec\u30b9\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/h2>\n

\u30ed\u30b9\u30ec\u30b9\u306b\u306f\u591a\u304f\u306e\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u7528\u9014\u306b\u3088\u3063\u3066\u306f\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u5b58\u5728\u3057\u307e\u3059\u3002 <\/p>\n

4-1. \u30e1\u30ea\u30c3\u30c8<\/h3>\n

\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002 - \u5143\u306e\u30c7\u30fc\u30bf\u3068\u540c\u7b49\u306e\u54c1\u8cea\u3092\u4fdd\u6301\u3067\u304d\u308b - \u7de8\u96c6\u3084\u52a0\u5de5\u306b\u9069\u3057\u3066\u3044\u308b - \u30c7\u30fc\u30bf\u5fa9\u5143\u6642\u306e\u60c5\u5831\u640d\u5931\u304c\u306a\u3044 <\/p>\n

4-2. \u30c7\u30e1\u30ea\u30c3\u30c8<\/h3>\n

\u4e00\u65b9\u3001\u30c7\u30e1\u30ea\u30c3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 - \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u308b\u50be\u5411\u304c\u3042\u308b - \u4fdd\u5b58\u3084\u8ee2\u9001\u306b\u6642\u9593\u3084\u5bb9\u91cf\u304c\u304b\u304b\u308b\u5834\u5408\u304c\u3042\u308b - \u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306b\u306f\u53d6\u308a\u6271\u3044\u304c\u3084\u3084\u96e3\u3057\u3044\u3053\u3068\u3082\u3042\u308b<\/p>\n

5. \u30ed\u30b9\u30ec\u30b9\u3092\u6d3b\u7528\u3059\u308b\u30dd\u30a4\u30f3\u30c8<\/h2>\n

\u30ed\u30b9\u30ec\u30b9\u3092\u52b9\u7387\u7684\u306b\u6d3b\u7528\u3059\u308b\u306b\u306f\u3001\u7528\u9014\u3084\u74b0\u5883\u306b\u5fdc\u3058\u305f\u9078\u629e\u304c\u91cd\u8981\u3067\u3059\u3002 <\/p>\n

5-1. \u97f3\u697d\u518d\u751f\u306b\u304a\u3051\u308b\u6d3b\u7528<\/h3>\n

\u9ad8\u97f3\u8cea\u518d\u751f\u3092\u6c42\u3081\u308b\u5834\u5408\u306f\u3001\u30ed\u30b9\u30ec\u30b9\u97f3\u697d\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3057\u3001\u5bfe\u5fdc\u6a5f\u5668\u3067\u518d\u751f\u3059\u308b\u3053\u3068\u3067\u6700\u5927\u9650\u306e\u52b9\u679c\u3092\u767a\u63ee\u3057\u307e\u3059\u3002 <\/p>\n

5-2. \u30c7\u30fc\u30bf\u4fdd\u5b58\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u306e\u5de5\u592b<\/h3>\n

\u91cd\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u7ba1\u3059\u308b\u5834\u5408\u306f\u3001ZIP\u3084RAR\u5f62\u5f0f\u3067\u5727\u7e2e\u3057\u3066\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u3067\u5bb9\u91cf\u3092\u7bc0\u7d04\u3057\u3064\u3064\u5b89\u5168\u306b\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002 <\/p>\n

5-3. \u52d5\u753b\u7de8\u96c6\u3067\u306e\u5229\u70b9<\/h3>\n

\u52d5\u753b\u7de8\u96c6\u3067\u306f\u30ed\u30b9\u30ec\u30b9\u5f62\u5f0f\u306e\u7d20\u6750\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u7de8\u96c6\u904e\u7a0b\u3067\u52a3\u5316\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5b8c\u6210\u5f8c\u306b\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30ed\u30c3\u30b7\u30fc\u5f62\u5f0f\u306b\u5909\u63db\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n

6. \u307e\u3068\u3081<\/h2>\n

\u30ed\u30b9\u30ec\u30b9\u306f\u300c\u640d\u5931\u306a\u3057\u300d\u3092\u610f\u5473\u3057\u3001\u97f3\u697d\u3001\u6620\u50cf\u3001\u30c7\u30fc\u30bf\u5727\u7e2e\u306a\u3069\u5e45\u5e83\u3044\u5206\u91ce\u3067\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u97f3\u8cea\u3084\u753b\u8cea\u3092\u4fdd\u3061\u306a\u304c\u3089\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3048\u308b\u70b9\u304c\u6700\u5927\u306e\u5229\u70b9\u3067\u3059\u304c\u3001\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u308b\u70b9\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u7528\u9014\u306b\u5fdc\u3058\u3066\u30ed\u30b9\u30ec\u30b9\u3068\u30ed\u30c3\u30b7\u30fc\u3092\u4f7f\u3044\u5206\u3051\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u304b\u3064\u9ad8\u54c1\u8cea\u306a\u30c7\u30fc\u30bf\u6d3b\u7528\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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