{"id":3334,"date":"2018-02-18T16:14:29","date_gmt":"2018-02-18T07:14:29","guid":{"rendered":"http:\/\/serenegiant.com\/blog\/?p=3334"},"modified":"2018-02-18T16:14:29","modified_gmt":"2018-02-18T07:14:29","slug":"%e9%8c%b2%e7%94%bbservice%e3%83%aa%e3%83%9d%e3%82%b8%e3%83%88%e3%83%aa%e3%82%92%e6%9b%b4%e6%96%b0%e3%80%81mp4%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%81%ae%e8%87%aa%e5%8b%95%e5%88%86%e5%89%b2%e7%94%a8","status":"publish","type":"post","link":"https:\/\/serenegiant.com\/blog\/?p=3334","title":{"rendered":"\u9332\u753bService\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u66f4\u65b0\u3001MP4\u30d5\u30a1\u30a4\u30eb\u306e\u81ea\u52d5\u5206\u5272\u7528\u30af\u30e9\u30b9\u3092\u8ffd\u52a0\u3057\u305f"},"content":{"rendered":"<p>\u6628\u5e7412\u6708\u306b\u4f5c\u3063\u305f\u9332\u753bService\u30ea\u30dd\u30b8\u30c8\u30ea\u306bMP4\u30d5\u30a1\u30a4\u30eb\u306e\u81ea\u52d5\u5206\u5272\u7528\u30af\u30e9\u30b9\u9054\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002<br \/>\n\u9332\u753bService\u3063\u3066\u4f55\u3063\u3066\u4eba\u306f\u4ee5\u524d\u306e\u8a18\u4e8b<a href=\"http:\/\/serenegiant.com\/blog\/?p=3263\" rel=\"noopener\" target=\"_blank\">\u9332\u753bService\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u516c\u958b\u3057\u305f(^o^)v<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u308c\u3002<\/p>\n<p>\u30ea\u30dd\u30b8\u30c8\u30ea\u81ea\u4f53\u306f\u3053\u3053\u306b\u3042\u308a\u307e\u3059\u3002<a href=\"https:\/\/github.com\/saki4510t\/RecordingService\" rel=\"noopener\" target=\"_blank\">RecordingService<\/a><\/p>\n<h4>MP4\u30d5\u30a1\u30a4\u30eb\u306e\u81ea\u52d5\u5206\u5272\u3063\u3066\u5fc5\u8981\u306a\u3093\uff1f<\/h4>\n<p>\u5fc5\u8981\u3067\u3059\u3002\uff77\uff6f\uff8a\uff9f\uff98<br \/>\n\u751f\u6210\u30d5\u30a1\u30a4\u30eb\u304c\u5c0f\u3055\u3044\u3068\u3044\u3046\u3053\u3068\u3092\u4fdd\u8a3c\u3067\u304d\u308b\u306e\u3067\u3042\u308c\u3070\u5fc5\u8981\u306a\u3044\u3067\u3059\u304c^^;<\/p>\n<h4>\u306a\u3093\u3067\uff1f<\/h4>\n<p>Android\u3067\u52d5\u753b\u3092\u9332\u753b\u3059\u308b\u5834\u5408\u306b\u306fMP4\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u51fa\u529b\u3059\u308b\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u6614\u3005\u306f\u5f53\u521d\u306fMediaRecorder\u3092\u4f7f\u3063\u3066\u5185\u8535\u30ab\u30e1\u30e9\u306e\u6620\u50cf\u3092\u76f4\u63a5\u9332\u753b\u3059\u308b\u4ee5\u5916\u3001\u4f8b\u3048\u3070\u5185\u8535\u30ab\u30e1\u30e9\u304b\u3089\u306e\u6620\u50cf\u306b\u4f55\u304b\u6620\u50cf\u52b9\u679c\u3092\u52a0\u3048\u305f\u308a\u3001\u3042\u308b\u3044\u306f\u5916\u4ed8\u3051UVC\u6a5f\u5668\u304b\u3089\u306e\u6620\u50cf\u3092\u52d5\u753b\u3068\u3057\u3066\u4fdd\u5b58\u3057\u3088\u3046\u3068\u3059\u308b\u3068ffmpeg\u3092\u4f7f\u3063\u3066\u51fa\u529b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u3067\u3059\u304cAndroid 4.3\u8fba\u308a\u304b\u3089\u52d5\u753b\u95a2\u4fc2\u306eAPI\u304c\u5145\u5b9f\u3057\u3066\u304d\u305f\u7d50\u679cffmpeg\u3092\u4f7f\u308f\u305a\u3068\u3082\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u52d5\u753b\u3092\u4f5c\u6210\u3057\u305f\u308a\u7de8\u96c6\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<br \/>\n\u73fe\u5728\u3067\u306f\u3001\u30ab\u30e1\u30e9\u304b\u3089\u306e\u6620\u50cf\u3092\u5358\u7d14\u306b\u4fdd\u5b58\u3059\u308b\u3060\u3051\u306a\u3089MediaRecorder\u3001\u306a\u3093\u3089\u304b\u306e\u51e6\u7406\u3092\u884c\u3063\u3066\u4fdd\u5b58\u3059\u308b\u306e\u3067\u3042\u308c\u3070MediaCodec(\u306e\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc)\u3068MediaMuxer\u3092\u4f7f\u3046\u306e\u304c\u4e00\u822c\u7684\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>MediaMuxer\u3068\u3044\u3046\u306e\u304cMP4\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u51fa\u529b\u3059\u308b\u6a5f\u80fd\u3092\u62c5\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u3059\u304c\u3001\u5b9f\u306f\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308bMP4\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30a4\u30ba\u306b\u5236\u9650\u304c\u3042\u308a\u307e\u3059\u3002\u660e\u78ba\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001AOSP\u306e\u30bd\u30fc\u30b9\u3092\u8aad\u3080\u30684GB\u00d795%\u22523.8GB\u304c\u4e0a\u9650\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u304a\u305d\u3089\u304fFAT32\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306eSD\u30ab\u30fc\u30c9\u306b\u66f8\u8fbc\u307f\u53ef\u80fd\u306a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u6700\u5927\u30674GB\u3068\u3044\u3046\u3068\u3053\u308d\u3067\u82e5\u5e72\u306e\u4f59\u88d5\u3092\u3082\u305f\u305b\u305f\u5024\u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\nAOSP\u30bd\u30fc\u30b9\u3092\u8aad\u3080\u9650\u308a\u3067\u306f64\u30d3\u30c3\u30c8\u30aa\u30d5\u30bb\u30c3\u30c8\u30e2\u30fc\u30c9\u306b\u3059\u308c\u3070\u3053\u306e\u5236\u9650\u3092\u8d85\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u305d\u3046\u306a\u306e\u3067\u3059\u304c\u3001\u4eca\u306e\u3068\u3053\u308d\u3069\u306e\u7aef\u672b\u3067\u3082\u4f7f\u3048\u308b\u306e\u304b\u3069\u3046\u304b\u304c\u308f\u304b\u308a\u307e\u305b\u3093\u3057\u3001\u8a2d\u5b9a\u3092\u3057\u3066\u3082\u5b9f\u969b\u306b64\u30d3\u30c3\u30c8\u30e2\u30fc\u30c9\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u304b\u3069\u3046\u304b\u304c\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u306e\u3067\u3001\u6700\u5927\u3067\u7d044GB\u306e\u58c1\u306f\u8d8a\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3082\u306e\u3068\u3057\u3066\u30a2\u30d7\u30ea\u3092\u4f5c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e00\u756a\u306e\u554f\u984c\u306f\u3001\u3053\u306e\u7d044GB\u306e\u6700\u5927\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e\u5236\u9650\u306b\u30d2\u30c3\u30c8\u3057\u305f\u6642\u306bMP4\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u51fa\u529b\u3092\u6b63\u5e38\u306b\u7d42\u4e86\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u70b9\u3067\u3059\u3002\u4ee5\u524d\u306e\u8a18\u4e8b\u306b\u3082\u66f8\u304d\u307e\u3057\u305f\u304c\u3001MP4\u30d5\u30a1\u30a4\u30eb\u306f\u5168\u3066\u306e\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3093\u3060\u5f8c\u306bmoov\u30dc\u30c3\u30af\u30b9\u3092\u66f8\u304d\u8fbc\u307e\u306a\u3044\u9650\u308a\u518d\u751f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<br \/>\n\u3067\u306f\u7d044GB\u306e\u6700\u5927\u30d5\u30a1\u30a4\u30eb\u5236\u9650\u306b\u304b\u304b\u308b\u307e\u3067\u306b\u3069\u308c\u3050\u3089\u3044\u306e\u6642\u9593\u9332\u753b\u3067\u304d\u308b\u304b\u3068\u8a00\u3046\u3068\u30011280&#215;720(HD\u89e3\u50cf\u5ea6)@30fps, bpp=0.15\u306790\u301c100\u5206\u7a0b\u5ea6\u3067\u3059\u3002\u3053\u308c\u3067\u306f\u9577\u6642\u9593\u306e\u9332\u753b\u304c\u3067\u304d\u307e\u305b\u3093\u3088\u306d\u3002<br \/>\n\u3082\u3063\u3068\u3082\u3001\u9577\u6642\u9593\u9332\u753b\uff064GB\u3092\u8d85\u3048\u308b\u3088\u3046\u306a\u5de8\u5927\u30d5\u30a1\u30a4\u30eb\u3092\u751f\u6210\u3057\u3066\u6700\u5f8c\u306e\u6700\u5f8c\u306bmoov\u30dc\u30c3\u30af\u30b9\u3092\u66f8\u3051\u305a\u306b\u518d\u751f\u4e0d\u53ef\u306a\u30d5\u30a1\u30a4\u30eb\u304c\u3067\u304d\u3066\u3057\u307e\u3046\u306e\u3068\u3069\u3061\u3089\u304c\u3044\u3044\u306e\u304b\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3002<\/p>\n<p>\u3044\u305a\u308c\u306b\u305b\u3088\u6700\u5927\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5b58\u5728\u3059\u308b\u304b\u3089\u306b\u306f\u305d\u308c\u4ee5\u4e0a\u306e\u6642\u9593\u9332\u753b\u3059\u308b\u306b\u306f\u30d5\u30a1\u30a4\u30eb\u3092\u5206\u5272\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h4>\u3068\u3044\u3046\u3053\u3068\u3067\u5206\u5272\u9332\u753b<\/h4>\n<p>\u4e00\u756a\u7c21\u5358\u306b\u5206\u5272\u9332\u753b\u3059\u308b\u306b\u306f\u3001MediaRecorder\u3092\u4f7f\u3046\u306b\u3057\u3066\u3082MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\uff0bMediaMuxer\u3092\u4f7f\u3046\u306b\u3057\u3066\u3082\u666e\u901a\u306b\u9332\u753b\u958b\u59cb\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u4e00\u5b9a\u4ee5\u4e0a\u306b\u306a\u308a\u305d\u3046\u306b\u306a\u3063\u305f\u3089\u9332\u753b\u3092\u7d42\u4e86\u3057\u3066\u3001\u3064\u3044\u3067\u307e\u305f\u5225\u306e\u30d5\u30a1\u30a4\u30eb\u3078\u9332\u753b\u3092\u958b\u59cb\u3057\u306a\u304a\u3059\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u7c21\u5358\u306b\u4f5c\u308c\u308b\u53cd\u9762\u30d5\u30a1\u30a4\u30eb\u3068\u30d5\u30a1\u30a4\u30eb\u306e\u9593\u306b\u6570\u30d5\u30ec\u30fc\u30e0\u301c\u6570\u5341\u30d5\u30ec\u30fc\u30e0\u307b\u3069\u9332\u753b\u3067\u304d\u306a\u3044\u6620\u50cf\u304c\u3067\u304d\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h4>\u3069\u3046\u3057\u305f\u3089\u3048\u3048\u3093\u3058\u3083\uff1f<\/h4>\n<p>MediaRecorder\u3092\u4f7f\u3046\u5834\u5408\u306b\u306f\u3001\u9332\u753b\u30d5\u30a1\u30a4\u30eb\u5207\u66ff\u6642\u306e\u6570\u30d5\u30ec\u30fc\u30e0\u301c\u6570\u5341\u30d5\u30ec\u30fc\u30e0\u306e\u30d5\u30ec\u30fc\u30e0\u843d\u3061\u306f\u9632\u304e\u3088\u3046\u304c\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\uff0bMediaMuxer\u3092\u4f7f\u3046\u5834\u5408\u306b\u9650\u5b9a\u3057\u3066\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u666e\u901a\u306bMediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\uff0bMediaMuxer\u3092\u4f7f\u3063\u3066\u9332\u753b\u3059\u308b\u5834\u5408\u306e\u51e6\u7406\u306e\u6d41\u308c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<ol>\n<li>MediaMuxer\u3092\u751f\u6210<\/li>\n<li>MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3092\u751f\u6210<\/li>\n<li>MeidaCodec#prepare\u3092\u547c\u3093\u3067\u521d\u671f\u5316<\/li>\n<li>MediaCodec#start\u3092\u5b9f\u884c<\/li>\n<li>MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3078\u30c7\u30fc\u30bf\u30fc\u3092\u5165\u529b<\/li>\n<li>MP4\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u51fa\u529b\u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf(CSD\uff0cCodec-specific Data)\u3092\u53d6\u5f97\u3057\u3066MediaMuxer#addTrack\u3092\u547c\u3076<\/li>\n<li>MediaMuxer#start\u3092\u547c\u3076<\/li>\n<li>MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3078\u30c7\u30fc\u30bf\u30fc\u3092\u5165\u529b<\/li>\n<li>MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u304b\u3089\u30a8\u30f3\u30b3\u30fc\u30c9\u6e08\u307f\u30c7\u30fc\u30bf\u3092\u53d6\u5f97<\/li>\n<li>MediaMuxer#writeSampleData\u3092\u547c\u3073\u51fa\u3057\u3066\u30a8\u30f3\u30b3\u30fc\u30c9\u6e08\u307f\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u8fbc\u307f\u8981\u6c42\u3092\u884c\u3046<\/li>\n<li>8,9, 10\u3092\u5fc5\u8981\u306a\u3060\u3051\u7e70\u308a\u8fd4\u3059<\/li>\n<li>MeiaCodec#stop<\/li>\n<li>MediaMuxer#stop<\/li>\n<\/ol>\n<p>\u76f8\u5909\u308f\u3089\u305a\u9577\u3044\u306a\u3041\u3002\u5b9f\u969b\u306b\u306f\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3067\u975e\u540c\u671f\u5b9f\u884c\u3059\u308b\u304bMediaCodec\u304b\u3089\u306e\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u4f7f\u3063\u3066\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3082\u3063\u3068\u9762\u5012\u3067\u3059\u304c\u3002<\/p>\n<p>\u4e0a\u8a18\u51e6\u7406\u306e\u3046\u3061\u6b21\u306e\uff12\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u304c\u3042\u308c\u3070MediaMuxer\u3092\u4f7f\u3063\u3066MP4\u30d5\u30a1\u30a4\u30eb\u3078\u51fa\u529b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306e\u3067\u3001\u3069\u306a\u3044\u304b\u3057\u3066\u3053\u306e\uff12\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3057\u3066\u3055\u3048\u3044\u308c\u3070\u76f4\u3050\u306bMediaMuxer\u3078\u66f8\u304d\u8fbc\u3080\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u5225\u306a\u8a00\u3044\u65b9\u3092\u3059\u308b\u3068\u3001MediaMuxer\u306e\u72b6\u614b\u306b\u66f8\u304b\u308f\u3089\u305a\u30a8\u30f3\u30b3\u30fc\u30c9\u306f\u7d99\u7d9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>MP4\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u51fa\u529b\u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf(CSD\uff0cCodec-specific Data)<\/li>\n<li>\u30a8\u30f3\u30b3\u30fc\u30c9\u6e08\u307f\u30c7\u30fc\u30bf<\/li>\n<\/ul>\n<p>\u3053\u306e\u3053\u3068\u3092\u5229\u7528\u3057\u3066\u4ee5\u524d\u4f5c\u3063\u305f\u306e\u304c\u30bf\u30a4\u30e0\u30b7\u30d5\u30c8\u9332\u753b\u30b5\u30fc\u30d3\u30b9\u3068\u5f8cmux\u9332\u753b\u30b5\u30fc\u30d3\u30b9\u3067\u3059(\u305d\u308c\u305e\u308c\u304c\u3069\u3093\u306a\u3053\u3068\u3092\u3059\u308b\u304b\u306f\u4ee5\u524d\u306e\u8a18\u4e8b<a href=\"http:\/\/serenegiant.com\/blog\/?p=3263\" rel=\"noopener\" target=\"_blank\">\u9332\u753bService\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u516c\u958b\u3057\u305f(^o^)v<\/a>\u3092\u53c2\u7167\u3057\u3066\u306d)\u3002<\/p>\n<p>\u4eca\u56de\u3082\u57fa\u672c\u7684\u306b\u306f\u307b\u3068\u3093\u3069\u540c\u3058\u3053\u3068\u3092\u3057\u307e\u3059\u3002\u9055\u3046\u306e\u306f\u3069\u306e\u3088\u3046\u306b\u30a8\u30f3\u30b3\u30fc\u30c9\u6e08\u307f\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u304b\u3067\u3059\u3002<br \/>\n\u30bf\u30a4\u30e0\u30b7\u30d5\u30c8\u9332\u753b\u30b5\u30fc\u30d3\u30b9\u306e\u5834\u5408\u306f\u3001\u30c7\u30a3\u30b9\u30af\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u6e08\u307f\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u5f8cmux\u9332\u753b\u30b5\u30fc\u30d3\u30b9\u306e\u5834\u5408\u306f\u72ec\u81ea\u5f62\u5f0f\u306e\u4e2d\u9593\u30d5\u30a1\u30a4\u30eb\u3067\u4fdd\u6301\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<h4>\u6982\u8981<\/h4>\n<p>\u4eca\u56de\u306e\u30af\u30e9\u30b9\u3067\u306f\u305b\u3044\u305c\u3044\u5341\u6570\u30d5\u30ec\u30fc\u30e0\u7a0b\u5ea6\u4fdd\u6301\u3059\u308c\u3070\u3044\u3044\u306e\u3067\u30aa\u30f3\u30e1\u30e2\u30ea\u30ad\u30e5\u30fc\u306b\u3057\u307e\u3059\u3002Java\u3067\u30ad\u30e5\u30fc\u3092\u5b9f\u73fe\u3059\u308b\u65b9\u6cd5\u306f\u3044\u304f\u3064\u3082\u3042\u308a\u307e\u3059\u304c\u3001LinkedBlockingQueue\u3092\u4f7f\u3044\u307e\u3057\u305f\u3002<br \/>\n\u307e\u305f\u6700\u5927\u3067\u5341\u6570\u30d5\u30ec\u30fc\u30e0\u3068\u306e\u4e88\u6e2c\u3092\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u6620\u50cf\u3060\u3051\u3067\u30821\u79d2\u9593\u306b30\u30d5\u30ec\u30fc\u30e0\u5c4a\u304d\u307e\u3059\u3002\u3053\u308c\u3092\u30d5\u30ec\u30fc\u30e0\u6bce\u306b\u30c7\u30fc\u30bf\u4fdd\u6301\u7528\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u7834\u68c4\u3057\u3066\u3044\u3066\u306f\u3042\u3063\u3068\u3044\u3046\u9593\u306b\u30ac\u30d9\u30fc\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u304c\u8d70\u3063\u3066\u3057\u307e\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u60aa\u5316\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3053\u3061\u3089\u3082\u5b9a\u756a\u306e\u65b9\u6cd5\u3001\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u3068\u3044\u3046\u306e\u3092\u4f7f\u3044\u307e\u3059\u3002\u7c21\u5358\u306b\u8a00\u3048\u3070\u751f\u6210\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u3044\u7d42\u308f\u3063\u305f\u5f8c\u30d7\u30fc\u30eb\u306b\u8caf\u3081\u3066\u304a\u3044\u3066\u5fc5\u8981\u306b\u306a\u308c\u3070\u518d\u5229\u7528\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u518d\u5229\u7528\u3059\u308c\u3070\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\u5fc5\u8981\u304c\u7121\u3044\u306e\u3067\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u3092\u6700\u5c0f\u9650\u306b\u7559\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u57fa\u672c\u7684\u306b\u306f\u6b21\u306e\u51e6\u7406\u304c\u30e1\u30a4\u30f3\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u306e\u751f\u6210\u30fb\u521d\u671f\u5316\u51e6\u7406<\/li>\n<li>MP4\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u51fa\u529b\u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf(CSD\uff0cCodec-specific Data)\u3092\u4fdd\u6301\u3059\u308b<\/li>\n<li>MediaCodec\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u30c7\u30fc\u30bf\u3092\u30ad\u30e5\u30fc\u306b\u653e\u308a\u8fbc\u3080<\/li>\n<li>\u30c7\u30fc\u30bf\u30ad\u30e5\u30fc\u304b\u3089\u53d6\u308a\u51fa\u3057\u3066MeduaMuxer\u3078\u66f8\u304d\u8fbc\u3093\u3067\u4f7f\u7528\u6e08\u307f\u306e\u30d0\u30c3\u30d5\u30a1\u3092\u30d7\u30fc\u30eb\u306b\u623b\u3059<\/li>\n<li>\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u5927\u304d\u304f\u306a\u308a\u3059\u304e\u308c\u3070\u4f7f\u7528\u4e2d\u306eMediaMuxer\u3092stop\u3057\u3066\u65b0\u3057\u3044MediaMuxer\u3092\u751f\u6210\u3059\u308b<\/li>\n<\/ul>\n<h4>\u3044\u3056\u5b9f\u98df\u3001\u3058\u3083\u306a\u304f\u3066\u5b9f\u88c5<\/h4>\n<p>\u306e\u3064\u3082\u308a\u3060\u3063\u305f\u3093\u3060\u3051\u3069\u3001\u6587\u7ae0\u66f8\u304f\u306e\u306b\u98fd\u304d\u3066\u304d\u305f\u306e\u3067\u8a73\u3057\u304f\u306f\u6b21\u56de\u4ee5\u964d\u3068\u3044\u3046\u3053\u3068\u3067m(__)m<\/p>\n<p>\u304a\u75b2\u308c\u69d8\u3067\u3057\u305f(^.^)\/~~~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6628\u5e7412\u6708\u306b\u4f5c\u3063\u305f\u9332\u753bService\u30ea\u30dd\u30b8\u30c8\u30ea\u306bMP4\u30d5\u30a1\u30a4\u30eb\u306e\u81ea\u52d5\u5206\u5272\u7528\u30af\u30e9\u30b9\u9054\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002 \u9332\u753bService\u3063\u3066\u4f55\u3063\u3066\u4eba\u306f\u4ee5\u524d\u306e\u8a18\u4e8b\u9332\u753bService\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u516c\u958b\u3057\u305f(^o^)v\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u308c\u3002 \u30ea\u30dd\u30b8\u2026<a id=\"my_more\" href=\"https:\/\/serenegiant.com\/blog\/?p=3334\" class=\"more\">&#x3E;&#x3E; \u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,156],"tags":[],"class_list":["post-3334","post","type-post","status-publish","format-standard","hentry","category-android","category-mediacodec"],"_links":{"self":[{"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3334","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3334"}],"version-history":[{"count":7,"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3334\/revisions"}],"predecessor-version":[{"id":3341,"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3334\/revisions\/3341"}],"wp:attachment":[{"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serenegiant.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}