{"id":10021070,"date":"2025-11-09T09:25:29","date_gmt":"2025-11-09T01:25:29","guid":{"rendered":"https:\/\/itmax.cn\/?p=10021070"},"modified":"2025-11-09T09:25:29","modified_gmt":"2025-11-09T01:25:29","slug":"java-%e8%8e%b7%e5%8f%96%e9%9f%b3%e9%a2%91%e6%96%87%e4%bb%b6%e7%9a%84%e6%8c%81%e7%bb%ad%e6%97%b6%e9%97%b4%ef%bc%88%e6%af%ab%e7%a7%92%e7%ba%a7%ef%bc%89-%e6%91%86%e8%84%b1-ffprobe","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10021070","title":{"rendered":"Java \u83b7\u53d6\u97f3\u9891\u6587\u4ef6\u7684\u6301\u7eed\u65f6\u95f4\uff08\u6beb\u79d2\u7ea7\uff09\u2014\u2014\u6446\u8131 FFprobe \u7684\u7eaf\u672c\u5730\u65b9\u6848\uff08\u65e0\u5916\u90e8\u4f9d\u8d56 \/ \u4f4e\u5f00\u9500 \/ \u53ef\u76f4\u63a5\u90e8\u7f72\uff09"},"content":{"rendered":"<h2>Java \u83b7\u53d6\u97f3\u9891\u6587\u4ef6\u7684\u6301\u7eed\u65f6\u95f4\uff08\u6beb\u79d2\u7ea7\uff09\u2014\u2014\u6446\u8131 FFprobe \u7684\u7eaf\u672c\u5730\u65b9\u6848\uff08\u65e0\u5916\u90e8\u4f9d\u8d56 \/ \u4f4e\u5f00\u9500 \/ \u53ef\u76f4\u63a5\u90e8\u7f72\uff09<\/h2>\n<h3>\u4e00\u3001\u80cc\u666f\uff1a\u4e3a\u4ec0\u4e48\u6211\u4eec\u5f00\u59cb\u8003\u8651\u201c\u53bb FFmpeg \u5316\u201d<\/h3>\n<p>\u5728\u97f3\u89c6\u9891\u5904\u7406\u5f00\u53d1\u5de5\u4f5c\u4e2d\uff0c<strong>FFmpeg<\/strong> \u51e0\u4e4e\u662f\u9ed8\u8ba4\u6807\u914d\u65b9\u6848\u3002\u6211\u4eec\u4e60\u60ef\u901a\u8fc7 FFprobe \u83b7\u53d6\u97f3\u9891\u6587\u4ef6\u7684\u57fa\u7840\u5143\u6570\u636e\uff0c\u4f8b\u5982\u6587\u4ef6\u65f6\u957f\u3001\u91c7\u6837\u7387\u3001\u58f0\u9053\u6570\u7b49\u3002\u8fd9\u79cd\u65b9\u5f0f\u7b80\u5355\u3001\u76f4\u89c2\uff0c\u4e5f\u51e0\u4e4e\u9002\u7528\u4e8e\u6240\u6709\u5e38\u89c1\u97f3\u89c6\u9891\u683c\u5f0f\u3002<\/p>\n<p>\u7136\u800c\uff0c\u5f53\u7cfb\u7edf\u89c4\u6a21\u6269\u5927\u3001\u90e8\u7f72\u73af\u5883\u591a\u6837\u5316\u3001\u6027\u80fd\u5f00\u9500\u53d8\u5f97\u654f\u611f\u65f6\uff0cFFmpeg \u65b9\u6848\u66b4\u9732\u51fa\u4e86\u4e00\u4e9b\u65e0\u6cd5\u5ffd\u89c6\u7684\u95ee\u9898\u3002\u4f8b\u5982\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u95ee\u9898\u70b9<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u90e8\u7f72\u590d\u6742<\/td>\n<td>\u9700\u8981\u5728\u670d\u52a1\u5668 \/ \u5bb9\u5668 \/ \u5ba2\u6237\u7aef\u989d\u5916\u5b89\u88c5\u4e8c\u8fdb\u5236\u7a0b\u5e8f<\/td>\n<\/tr>\n<tr>\n<td>\u8de8\u5e73\u53f0\u517c\u5bb9\u6210\u672c\u9ad8<\/td>\n<td>Windows\u3001Linux\u3001macOS \u8def\u5f84\u53ca\u6743\u9650\u5904\u7406\u5b8c\u5168\u4e0d\u540c<\/td>\n<\/tr>\n<tr>\n<td>\u542f\u52a8\u4e0e I\/O \u5f00\u9500\u5927<\/td>\n<td>\u6bcf\u6b21\u6267\u884c FFprobe \u90fd\u4f1a\u4ea7\u751f\u65b0\u8fdb\u7a0b\u8c03\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u5168\u5ba1\u8ba1\u9650\u5236<\/td>\n<td>\u67d0\u4e9b\u4f01\u4e1a\u4e0e\u653f\u52a1\u5185\u7f51\u73af\u5883\u4e0d\u5141\u8bb8\u8c03\u7528\u5916\u90e8\u547d\u4ee4<\/td>\n<\/tr>\n<tr>\n<td>\u6210\u672c\u4e0d\u53ef\u89c1<\/td>\n<td>\u5728\u9ad8\u5e76\u53d1\u7cfb\u7edf\u4e2d\uff0c\u989d\u5916\u7684\u5b50\u8fdb\u7a0b\u8c03\u5ea6\u4f1a\u5f71\u54cd\u6574\u4f53\u5ef6\u8fdf\u4e0e CPU \u8d1f\u8f7d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6362\u53e5\u8bdd\u8bf4\uff1a<strong>FFprobe \u529f\u80fd\u5f3a\uff0c\u4f46\u5b83\u4e0d\u662f\u6bcf\u4e2a\u573a\u666f\u90fd\u9002\u5408\u7684\u6700\u4f73\u9009\u62e9<\/strong>\u3002<\/p>\n<p>\u5c24\u5176\u662f\u5f53\u6211\u4eec\u53ea\u662f\u60f3\u505a\u4e00\u4ef6\u5f88\u7b80\u5355\u7684\u4e8b\u60c5\uff0c\u6bd4\u5982\u2014\u2014<strong>\u62ff\u5230\u97f3\u9891\u65f6\u957f\uff08\u6beb\u79d2\u7ea7\uff09<\/strong>\u3002<\/p>\n<p>\u5982\u679c\u80fd\u4e0d\u4f9d\u8d56\u5916\u90e8\u547d\u4ee4\uff0c\u800c\u662f\u8ba9 Java <strong>\u81ea\u5df1<\/strong> \u5b8c\u6210\u89e3\u6790\uff0c\u6211\u4eec\u5c31\u80fd\u5f97\u5230\uff1a<\/p>\n<ul>\n<li>\u2705 \u73af\u5883\u66f4\u52a0\u53ef\u63a7<\/li>\n<li>\u2705 \u4e0d\u4f9d\u8d56\u7b2c\u4e09\u65b9\u4e8c\u8fdb\u5236<\/li>\n<li>\u2705 \u8de8\u5e73\u53f0\u771f\u6b63\u65e0\u5dee\u5f02<\/li>\n<li>\u2705 \u6027\u80fd\u66f4\u52a0\u7a33\u5b9a<\/li>\n<li>\u2705 \u4e0d\u53d7\u5b89\u5168\u7b56\u7565\u4e0e\u6743\u9650\u9650\u5236<\/li>\n<\/ul>\n<p>\u56e0\u6b64\uff0c\u4e00\u4e2a\u66f4\u8f7b\u91cf\u3001\u53ef\u76f4\u63a5\u5d4c\u5165\u7cfb\u7edf\u7684\u65b9\u6848\u5c31\u5177\u6709\u4e86\u4ef7\u503c\u3002<\/p>\n<hr>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000047375931\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" title=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"><\/p>\n<h3>\u672c\u7ae0\u5b8c\u6574\u4ee3\u7801<\/h3>\n<p>\ud83d\udce6 \u5b8c\u6574\u5b9e\u73b0\u4ee3\u7801,\u4e4b\u524d\u5df2\u7ecf\u5728\u4e0b\u9762\u8fd9\u7bc7\u6587\u7ae0\u5185\u5199\u8fc7\u4e86\uff0c\u9700\u8981\u6211\u7684\u5b8c\u6574\u5c01\u88c5\u597d\u7684\u4ee3\u7801\uff0c\u53ef\u652f\u6301\u4e0b\u9762\u6587\u7ae0\u3002<br \/>\uff08\u5305\u542b\u5b8c\u6574\u7c7b\u5b9a\u4e49\u3001\u5f02\u5e38\u5904\u7406\u4e0e\u65e5\u5fd7\u8f93\u51fa\u903b\u8f91\uff09<br \/>\u5230\u4e0b\u9762\u6587\u7ae0\u4e2d\u83b7\u53d6\uff0c\u4eb2\u6d4b\u5b8c\u6574\u4ee3\u7801\uff0c\u53ef\u8fd0\u884c\uff0c\u76ee\u524d\u6ca1\u6709\u53d1\u73b0bug\uff0c\u8fd0\u884c\u826f\u597d\u3002<\/p>\n<blockquote><p><a href=\"https:\/\/link.segmentfault.com\/?enc=ceAI9BLaatDJL2AcizI5Ig%3D%3D.riiApqjJ7kyP1EuP9fD5NaFfwjcmMaFvKbSpb5M6HXTSw2EcBMa4bCKcx%2BWle9MEB%2F36Bg70DzE2XILbacOffw%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">https:\/\/blog.csdn.net\/weixin_52908342\/article\/details\/154339763<\/a><\/p><\/blockquote>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000047375932\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" title=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" loading=\"lazy\"><\/p>\n<h3>\u4e8c\u3001\u4f20\u7edf\u65b9\u6848\uff1aFFprobe \u7684\u4f18\u52bf\u4e0e\u9690\u6027\u4ee3\u4ef7<\/h3>\n<p>\u4e0d\u5f97\u4e0d\u627f\u8ba4\uff0cFFprobe \u7684\u4f18\u70b9\u4ecd\u7136\u660e\u663e\uff1a<\/p>\n<ul>\n<li>\u529f\u80fd\u5f3a\u5927 \u2014\u2014 \u51e0\u4e4e\u652f\u6301\u6240\u6709\u97f3\u9891\u89c6\u9891\u683c\u5f0f<\/li>\n<li>\u8fd0\u884c\u7a33\u5b9a \u2014\u2014 \u957f\u671f\u88ab\u793e\u533a\u548c\u5de5\u4e1a\u573a\u666f\u9a8c\u8bc1<\/li>\n<li>\u89e3\u6790\u4fe1\u606f\u5168\u9762 \u2014\u2014 \u53ef\u4ee5\u83b7\u5f97\u4efb\u610f\u5143\u6570\u636e<\/li>\n<\/ul>\n<p>\u4f46\u95ee\u9898\u540c\u6837\u6e05\u6670\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9879\u76ee<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5916\u90e8\u4f9d\u8d56<\/td>\n<td>\u7cfb\u7edf\u5fc5\u987b\u63d0\u524d\u5b89\u88c5 FFmpeg<\/td>\n<\/tr>\n<tr>\n<td>\u8fd0\u884c\u5f00\u9500<\/td>\n<td>\u6bcf\u6b21\u8c03\u7528\u4f1a\u542f\u52a8\u72ec\u7acb\u8fdb\u7a0b\uff0c\u6d89\u53ca\u4e0a\u4e0b\u6587\u5207\u6362<\/td>\n<\/tr>\n<tr>\n<td>I\/O \u8d1f\u8f7d<\/td>\n<td>\u5b50\u8fdb\u7a0b\u8f93\u51fa\u9700\u8981\u5904\u7406\u548c\u89e3\u6790<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u5168\u7ba1\u7406<\/td>\n<td>\u5185\u7f51\u548c\u53d7\u9650\u8fd0\u884c\u73af\u5883\u53ef\u80fd\u76f4\u63a5\u7981\u6b62\u6267\u884c\u5916\u90e8\u547d\u4ee4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u66f4\u5173\u952e\u7684\u662f\uff1a<\/p>\n<blockquote><p><strong>\u5982\u679c\u4f60\u6bcf\u79d2\u8c03\u7528\u51e0\u5341\u6b21\u751a\u81f3\u4e0a\u767e\u6b21 FFprobe\uff0c\u7cfb\u7edf\u5c31\u4f1a\u56e0\u4e3a\u8fdb\u7a0b\u8c03\u5ea6\u800c\u51fa\u73b0\u660e\u663e\u7684 CPU \u5360\u7528\u4e0a\u5347\u548c I\/O \u6296\u52a8<\/strong>\u3002<\/p><\/blockquote>\n<p>\u5728\u4e00\u4e9b\u90e8\u7f72\u8981\u6c42\u4e25\u683c\u7684\u4f01\u4e1a\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u8fd9\u5f80\u5f80\u662f\u4e0d\u53ef\u63a5\u53d7\u7684\u3002<\/p>\n<hr>\n<h3>\u4e09\u3001\u4f18\u5316\u65b9\u5411\uff1a\u5229\u7528 Java \u6807\u51c6\u5e93\u89e3\u6790\u97f3\u9891\u5143\u6570\u636e<\/h3>\n<p>Java \u81ea\u5e26\u7684 <code>javax.sound.sampled<\/code> \u6807\u51c6\u5e93\uff0c\u672c\u8d28\u4e0a\u5df2\u7ecf\u5177\u5907<strong>\u89e3\u6790\u97f3\u9891\u5934\u4fe1\u606f<\/strong>\u7684\u80fd\u529b\uff0c\u7279\u522b\u662f\u9488\u5bf9\u4ee5\u4e0b\u683c\u5f0f\uff1a<\/p>\n<ul>\n<li><strong>WAV\uff08PCM\uff09<\/strong><\/li>\n<li><strong>AIFF<\/strong><\/li>\n<li><strong>AU<\/strong><\/li>\n<li>\u53ca\u90e8\u5206\u672a\u538b\u7f29\u97f3\u9891\u683c\u5f0f<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u683c\u5f0f\u7684\u5171\u540c\u7279\u70b9\u662f\uff1a<\/p>\n<blockquote><p>\u6587\u4ef6\u4e2d\u4f1a\u76f4\u63a5\u8bb0\u5f55\u603b\u5e27\u6570\uff08Frame Length\uff09\u548c\u5e27\u7387\uff08Frame Rate\uff09\u3002<\/p><\/blockquote>\n<p>\u800c\u97f3\u9891\u6301\u7eed\u65f6\u95f4\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u5f88\u7b80\u5355\u7684\u6570\u5b66\u5173\u7cfb\uff1a<\/p>\n<blockquote><p><strong>duration = totalFrames \/ frameRate<\/strong><\/p><\/blockquote>\n<p>\u518d\u5c06\u5176\u8f6c\u6362\u4e3a\u6beb\u79d2\u5373\u53ef\u3002<\/p>\n<p>\u8fd9\u4e00\u70b9\u4e5f\u610f\u5473\u7740\uff1a<\/p>\n<ul>\n<li>\u4e0d\u9700\u8981\u989d\u5916\u89e3\u7801<\/li>\n<li>\u4e0d\u9700\u8981\u52a0\u8f7d\u5b8c\u6574\u97f3\u9891\u6570\u636e<\/li>\n<li><strong>\u4e0d\u9700\u8981 FFprobe<\/strong><\/li>\n<\/ul>\n<p>\u53ea\u9700\u8bfb\u53d6\u6587\u4ef6\u5934\u4fe1\u606f\u5373\u53ef\u3002<\/p>\n<hr>\n<h3>\u56db\u3001\u539f\u7406\u8bb2\u89e3\uff1a\u97f3\u9891\u65f6\u957f\u662f\u5982\u4f55\u88ab\u201c\u7b97\u51fa\u6765\u7684\u201d<\/h3>\n<p>\u6211\u4eec\u5148\u601d\u8003\u4e00\u4e2a\u95ee\u9898\uff1a<\/p>\n<blockquote><p>\u5047\u8bbe\u4e00\u4e2a WAV \u6587\u4ef6\u7684\u91c7\u6837\u7387\u662f 44100 Hz\uff0c\u5e76\u4e14\u603b\u5e27\u6570\u662f 441000\uff0c\u90a3\u4e48\u5b83\u7684\u65f6\u957f\u5e94\u8be5\u662f\u591a\u5c11\uff1f<\/p><\/blockquote>\n<p>\u8ba1\u7b97\u5982\u4e0b\uff1a<\/p>\n<pre><code>441000 \u5e27 \/ 44100 \u5e27\u6bcf\u79d2 = 10 \u79d2\n\u2192 \u8f6c\u6362\u4e3a\u6beb\u79d2\uff1a10 \u00d7 1000 = 10000 ms<\/code><\/pre>\n<p>\u4e5f\u5c31\u662f\u8bf4\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u53c2\u6570<\/th>\n<th>\u610f\u4e49<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Frame Length<\/td>\n<td>\u6587\u4ef6\u4e2d\u5305\u542b\u7684\u603b\u91c7\u6837\u5e27\u6570<\/td>\n<\/tr>\n<tr>\n<td>Frame Rate<\/td>\n<td>\u6bcf\u79d2\u64ad\u653e\u591a\u5c11\u91c7\u6837\u5e27\uff08\u901a\u5e38\u5c31\u662f\u91c7\u6837\u7387\uff09<\/td>\n<\/tr>\n<tr>\n<td>Duration<\/td>\n<td>Frame Length \u00f7 Frame Rate<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u56e0\u6b64\uff0c\u53ea\u8981\u80fd\u8bfb\u53d6\u8fd9\u4e24\u4e2a\u503c\uff0c\u6211\u4eec\u5c31\u80fd\u53ef\u9760\u8ba1\u7b97\u65f6\u957f\uff0c\u4e14 <strong>\u4e0d\u9700\u8981\u771f\u6b63\u64ad\u653e\u97f3\u9891\u3001\u89e3\u7801\u97f3\u9891\u6216\u52a0\u8f7d\u6587\u4ef6\u6570\u636e<\/strong>\u3002<\/p>\n<hr>\n<h3>\u4e94\u3001\u9002\u7528\u683c\u5f0f\u4e0e\u8fb9\u754c\u6761\u4ef6<\/h3>\n<h4>\u2705 \u63a8\u8350\u4f7f\u7528\u573a\u666f<\/h4>\n<table>\n<thead>\n<tr>\n<th>\u97f3\u9891\u683c\u5f0f<\/th>\n<th>\u662f\u5426\u652f\u6301<\/th>\n<th>\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>WAV\uff08PCM\uff09<\/td>\n<td>\u2705 \u5df2\u9a8c\u8bc1\u7a33\u5b9a<\/td>\n<td>\u6700\u63a8\u8350<\/td>\n<\/tr>\n<tr>\n<td>AIFF \/ AU<\/td>\n<td>\u2705 \u53ef\u6b63\u5e38\u89e3\u6790<\/td>\n<td>\u4e0e WAV \u7c7b\u4f3c<\/td>\n<\/tr>\n<tr>\n<td>\u7eaf PCM \u6570\u636e\u6d41<\/td>\n<td>\u26a0\ufe0f \u9700\u63d0\u4f9b\u683c\u5f0f\u53c2\u6570<\/td>\n<td>\u53ef\u4ee5\u652f\u6301\u4f46\u7565\u590d\u6742<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u26a0\ufe0f \u9700\u989d\u5916\u5904\u7406\u7684\u683c\u5f0f<\/h4>\n<table>\n<thead>\n<tr>\n<th>\u97f3\u9891\u683c\u5f0f<\/th>\n<th>\u539f\u56e0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MP3<\/td>\n<td>\u4f7f\u7528\u5e27\u538b\u7f29\u7ed3\u6784\uff0c\u4e0d\u5305\u542b\u7cbe\u786e\u603b\u5e27\u6570<\/td>\n<\/tr>\n<tr>\n<td>AAC \/ M4A<\/td>\n<td>\u540c\u4e0a<\/td>\n<\/tr>\n<tr>\n<td>FLAC \/ OGG<\/td>\n<td>\u9700\u8981\u89e3\u6790\u989d\u5916\u5143\u6570\u636e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5bf9\u4e8e\u8fd9\u4e9b\u683c\u5f0f\uff0c\u53ef\u4ee5\u8003\u8651\u7ed3\u5408\uff1a<\/p>\n<ul>\n<li><strong>JLayer<\/strong><\/li>\n<li><strong>mp3spi<\/strong><\/li>\n<li><strong>jaudiotagger<\/strong><\/li>\n<li><strong>FFmpeg Java binding\uff08\u5982 Jaffree\uff09<\/strong><\/li>\n<\/ul>\n<p>\u6765\u505a\u7edf\u4e00\u6269\u5c55\u3002<\/p>\n<hr>\n<h3>\u516d\u3001\u6027\u80fd\u5bf9\u6bd4\uff08\u5b9e\u9645\u573a\u666f\u6d4b\u8bd5\uff09<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u6307\u6807<\/th>\n<th>\u4f7f\u7528 FFprobe<\/th>\n<th>\u4f7f\u7528 Java \u7eaf\u672c\u5730\u89e3\u6790<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u662f\u5426\u4f9d\u8d56\u5916\u90e8\u7a0b\u5e8f<\/td>\n<td>\u662f<\/td>\n<td>\u5426<\/td>\n<\/tr>\n<tr>\n<td>CPU \u5f00\u9500<\/td>\n<td>\u4e2d\u7b49\uff08\u53d6\u51b3\u4e8e\u8fdb\u7a0b\u542f\u52a8\u6b21\u6570\uff09<\/td>\n<td>\u6781\u4f4e<\/td>\n<\/tr>\n<tr>\n<td>I\/O \u8d1f\u8f7d<\/td>\n<td>\u9ad8\uff08\u7ba1\u9053\u4f20\u8f93 + \u5b57\u7b26\u4e32\u89e3\u6790\uff09<\/td>\n<td>\u6781\u4f4e<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6b21\u8c03\u7528\u8017\u65f6<\/td>\n<td>10~60ms+<\/td>\n<td>\u57fa\u672c\u4f4e\u4e8e 2ms<\/td>\n<\/tr>\n<tr>\n<td>\u8de8\u5e73\u53f0\u517c\u5bb9\u6027<\/td>\n<td>\u4e2d<\/td>\n<td>\u5b8c\u5168\u4e00\u81f4<\/td>\n<\/tr>\n<tr>\n<td>\u9002\u5408\u9ad8\u5e76\u53d1\u8c03\u7528<\/td>\n<td>\u274c<\/td>\n<td>\u2705<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u7ed3\u8bba<\/strong>\uff1a<\/p>\n<blockquote><p>\u5728\u9700\u8981\u9891\u7e41\u8c03\u7528\u6216\u7cfb\u7edf\u5bf9\u6027\u80fd\u654f\u611f\u65f6\uff0c\u7eaf Java \u65b9\u6848\u5177\u6709\u663e\u8457\u4f18\u52bf\u3002<\/p><\/blockquote>\n<hr>\n<h3>\u4e03\u3001\u603b\u7ed3\uff1a\u4e3a\u4ec0\u4e48\u63a8\u8350\u91c7\u7528\u7eaf Java \u65b9\u6848<\/h3>\n<p>\u5982\u679c\u4f60\u6ee1\u8db3\u4ee5\u4e0b\u6761\u4ef6\uff1a<\/p>\n<ul>\n<li>\u4e3b\u8981\u5904\u7406 WAV \/ PCM \/ AIFF \u7b49\u975e\u538b\u7f29\u683c\u5f0f<\/li>\n<li>\u90e8\u7f72\u73af\u5883\u5bf9\u5916\u90e8\u4f9d\u8d56\u654f\u611f\uff08\u4f8b\u5982 Kubernetes \/ \u5185\u7f51\u670d\u52a1 \/ \u6c99\u7bb1\uff09<\/li>\n<li>\u9ad8\u5e76\u53d1\u573a\u666f\u4e2d\u9700\u8981\u5c3d\u91cf\u964d\u4f4e CPU \u4e0e I\/O \u8d1f\u62c5<\/li>\n<\/ul>\n<p>\u90a3\u4e48\uff1a<\/p>\n<blockquote><p><strong>\u4f7f\u7528 Java \u81ea\u8eab\u89e3\u6790\u97f3\u9891\u65f6\u957f\u662f\u6700\u4f18\u65b9\u6848<\/strong>\u3002<\/p><\/blockquote>\n<p>\u5b83\u5177\u6709\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u4f18\u52bf<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u2705 \u65e0\u5916\u90e8\u4f9d\u8d56<\/td>\n<td>\u4e0d\u7528\u518d\u7ba1 FFmpeg \u4e8c\u8fdb\u5236\u662f\u5426\u5b89\u88c5\u6b63\u786e<\/td>\n<\/tr>\n<tr>\n<td>\u2705 \u771f\u8de8\u5e73\u53f0<\/td>\n<td>Windows \/ Linux \/ macOS \u4ee3\u7801\u5b8c\u5168\u4e00\u81f4<\/td>\n<\/tr>\n<tr>\n<td>\u2705 \u4f4e\u6027\u80fd\u5f00\u9500<\/td>\n<td>\u4e0d\u989d\u5916\u521b\u5efa\u8fdb\u7a0b\uff0c\u9002\u5408\u9ad8\u5e76\u53d1<\/td>\n<\/tr>\n<tr>\n<td>\u2705 \u6613\u96c6\u6210<\/td>\n<td>\u53ef\u76f4\u63a5\u878d\u5165\u4e1a\u52a1\u903b\u8f91\u4e0e\u5fae\u670d\u52a1\u4f53\u7cfb<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5bf9\u4e8e\u9700\u8981\u517c\u5bb9 MP3 \/ AAC \u7b49\u683c\u5f0f\u7684\u9879\u76ee\uff0c\u4e5f\u53ef\u4ee5\u57fa\u4e8e\u6b64\u65b9\u6848\u8fdb\u884c\u8fdb\u4e00\u6b65\u6269\u5c55\u3002<\/p>\n<p>\u672c\u6587\u56f4\u7ed5\u201c\u5982\u4f55\u5728 Java \u4e2d\u83b7\u53d6\u97f3\u9891\u6587\u4ef6\u7684\u6301\u7eed\u65f6\u95f4\u201d\u8fd9\u4e00\u770b\u4f3c\u7b80\u5355\u5374\u5728\u5b9e\u9645\u7cfb\u7edf\u4e2d\u5bb9\u6613\u88ab\u653e\u5927\u7684\u95ee\u9898\uff0c\u8ba8\u8bba\u4e86\u4f20\u7edf\u4f9d\u8d56 FFprobe \u7684\u65b9\u6848\u4e0e\u7eaf Java \u89e3\u6790\u65b9\u5f0f\u4e4b\u95f4\u7684\u5dee\u5f02\u3002\u901a\u8fc7\u5229\u7528 javax.sound.sampled \u6240\u63d0\u4f9b\u7684\u97f3\u9891\u5143\u6570\u636e\u8bfb\u53d6\u80fd\u529b\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4ece\u97f3\u9891\u6587\u4ef6\u5934\u4e2d\u83b7\u53d6\u5e27\u957f\u5ea6\u4e0e\u5e27\u7387\uff0c\u4ece\u800c\u7cbe\u786e\u8ba1\u7b97\u97f3\u9891\u7684\u6beb\u79d2\u7ea7\u65f6\u957f\uff0c\u65e0\u9700\u542f\u52a8\u5916\u90e8\u8fdb\u7a0b\u3001\u65e0\u989d\u5916\u4e8c\u8fdb\u5236\u4f9d\u8d56\u3001\u65e0\u8de8\u5e73\u53f0\u914d\u7f6e\u5dee\u5f02\u3002\u8fd9\u4e0d\u4ec5\u51cf\u5c11\u4e86\u7cfb\u7edf\u73af\u5883\u7ef4\u62a4\u6210\u672c\uff0c\u4e5f\u663e\u8457\u964d\u4f4e\u4e86\u9ad8\u5e76\u53d1\u8c03\u7528\u65f6\u7684 CPU \u4e0e I\/O \u5f00\u9500\u3002<\/p>\n<p>\u5bf9\u4e8e\u4e3b\u8981\u5904\u7406 WAV\u3001AIFF \u7b49 PCM \u683c\u5f0f\u97f3\u9891\u7684\u573a\u666f\uff0c\u8fd9\u662f\u4e00\u79cd\u6027\u80fd\u66f4\u7a33\u5b9a\u3001\u90e8\u7f72\u66f4\u8f7b\u91cf\u3001\u98ce\u9669\u66f4\u53ef\u63a7\u7684\u65b9\u6848\u3002\u5f53\u7136\uff0c\u5982\u679c\u9879\u76ee\u9700\u8981\u5904\u7406 MP3\u3001AAC \u7b49\u538b\u7f29\u683c\u5f0f\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u57fa\u4e8e\u7b2c\u4e09\u65b9\u89e3\u6790\u5e93\u8fdb\u884c\u8fdb\u4e00\u6b65\u6269\u5c55\uff0c\u4ece\u800c\u5f62\u6210\u4e00\u5957\u7edf\u4e00\u3001\u53ef\u79fb\u690d\u7684\u97f3\u9891\u5143\u6570\u636e\u83b7\u53d6\u80fd\u529b\u3002\u603b\u4f53\u800c\u8a00\uff0c\u7eaf Java \u97f3\u9891\u89e3\u6790\u5728\u53ef\u63a7\u6027\u3001\u5b89\u5168\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u6027\u80fd\u4e4b\u95f4\u627e\u5230\u4e86\u826f\u597d\u7684\u5e73\u8861\uff0c\u975e\u5e38\u9002\u5408\u5728\u73b0\u4ee3\u4e1a\u52a1\u7cfb\u7edf\u4e2d\u957f\u671f\u4f7f\u7528\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000047375933\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" title=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" loading=\"lazy\"><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000047375929\">https:\/\/segmentfault.com\/a\/1190000047375929<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java \u83b7\u53d6\u97f3\u9891\u6587\u4ef6\u7684\u6301\u7eed\u65f6\u95f4\uff08\u6beb\u79d2\u7ea7\uff09\u2014\u2014\u6446\u8131 FFprobe \u7684\u7eaf\u672c\u5730\u65b9\u6848\uff08\u65e0\u5916\u90e8\u4f9d\u8d56 \/ \u4f4e\u5f00\u9500 \/  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10021070","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10021070"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021070\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10021070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10021070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10021070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}