{"id":188,"date":"2022-01-31T15:24:17","date_gmt":"2022-01-31T07:24:17","guid":{"rendered":"http:\/\/192.168.0.122:8088\/?p=188"},"modified":"2022-06-11T03:22:59","modified_gmt":"2022-06-10T19:22:59","slug":"window10_ffmpeg%e8%b0%83%e8%af%95%e7%8e%af%e5%a2%83%e6%90%ad%e5%bb%ba-%e8%87%aa%e5%b7%b1%e7%a7%bb%e6%a4%8d","status":"publish","type":"post","link":"https:\/\/www.xianwaizhiyin.net\/?p=188","title":{"rendered":"window10_ffmpeg\u8c03\u8bd5\u73af\u5883\u642d\u5efa-\u81ea\u5df1\u79fb\u690d"},"content":{"rendered":"\n<p>\u300awindow10_ffmpeg\u8c03\u8bd5\u73af\u5883\u642d\u5efa-\u81ea\u5df1\u7f16\u8bd1\u300b\u5df2\u7ecf\u8bb2\u89e3\u4e86 window10 \u5982\u4f55\u7528 MSYS2 + MinGW \u7f16\u8bd1\u51faffmpeg \u7684DLL\u52a8\u6001\u5e93\uff0c\u7136\u540e\u5982\u4f55\u4f7f\u7528 qt \u8c03\u7528 DLL\u52a8\u6001\u5e93\u7684\u51fd\u6570\u6253\u5370ffmpeg \u7684\u7248\u672c\u53f7\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u4e3b\u8981\u8bb2\u89e3\uff0c\u5982\u4f55\u79fb\u690d ffmpeg \u5de5\u7a0b\u5230 Qt creator\u73af\u5883\u8fdb\u884c\u65ad\u70b9\u8c03\u8bd5\uff0c\u56e0\u4e3a\u5982\u679c\u8981\u7406\u6e05\u695affmpeg\u7684\u8f6c\u7801\uff0c\u6ee4\u955c\u7b49\u5b9e\u73b0\uff0c\u65ad\u70b9\u8c03\u8bd5\u53ef\u4ee5\u4e8b\u534a\u529f\u500d\u3002<\/p>\n\n\n\n<p>ffmpeg\u6e90\u4ee3\u7801 \u67093\u4e2a\u5de5\u7a0b \uff0cffmpeg\uff0cffplay\uff0cffprobe\uff0c\u8fd93\u4e2a\u5de5\u7a0b\u90fd\u662f\u8c03\u7528DLL\u52a8\u6001\u5e93\u91cc\u9762\u7684\u51fd\u6570\u5b9e\u73b0\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"639\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-1.png\" alt=\"\" class=\"wp-image-190\"\/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u5c31\u5c55\u793a\u4e00\u4e0b\u5982\u4f55 \u628a ffmpeg \u8fd9\u4e2a\u8f6c\u7801\u5de5\u7a0b\u79fb\u690d\u5230qt\u8fdb\u884c\u8c03\u8bd5\u3002\u4e5f\u5c31\u662f\u7b2c\u4e00\u7bc7\u6587\u7ae0\u90a3\u4e2a ffmpeg-qt \u9879\u76ee\u6211\u662f\u5982\u4f55\u641e\u51fa\u6765\u3002<\/p>\n\n\n\n<p>\u7f16\u8bd1\u51faffmpeg.exe\u8fd0\u884c\u7a0b\u5e8f\uff0c\u9700\u8981\u4ee5\u4e0b\u6587\u4ef6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>config.h<\/li><li>cmdutils.h<\/li><li>ffmpeg.h<\/li><li>cmdutils.c<\/li><li>ffmpeg.c<\/li><li>ffmpeg_cuvid.c<\/li><li>ffmpeg_filter.c<\/li><li>ffmpeg_hw.c<\/li><li>ffmpeg_opt.c<\/li><\/ul>\n\n\n\n<p>\u4ee5\u4e0a\u6587\u4ef6\u90fd\u5728 <code class=\"prettyprint\" >FFmpeg-4.2\\fftools<\/code> \u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"633\" height=\"358\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-2.png\" alt=\"\" class=\"wp-image-191\"\/><\/figure>\n\n\n\n<p>\u6700\u4e3b\u8981\u7684\u6587\u4ef6\u662f ffmpeg.c \uff0c\u8fd9\u4e2a\u662f\u5165\u53e3\u95ee\u9898\uff0c\u6240\u6709\u7684\u8f6c\u7801\u903b\u8f91\u90fd\u5728ffmpeg.c \u91cc\u9762\uff0c\u672c\u6559\u7a0b\u662f\u9488\u5bf9 qt creator MinGW \u7684\uff0c\u8bf7\u4e0d\u8981\u4f7f\u7528 MSVC\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>google_ads_content<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\u79fb\u690d\u5f00\u59cb\uff1a<\/strong><\/p>\n\n\n\n<p>1\uff0c\u6253\u5f00Qt creator\uff0c\u70b9\u51fbNew File Or Project\uff0c\u9009\u62e9 Non-Qt Project \uff0c\u9009\u62e9 Plain C Application\u3002\u521b\u5efa\u4e00\u4e2a ffmpeg-qt-yizhi \u5de5\u7a0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"802\" height=\"518\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-3.png\" alt=\"\" class=\"wp-image-192\"\/><\/figure>\n\n\n\n<p>2\uff0c\u9009\u62e9 MinGW 32 bit \u7f16\u8bd1\u73af\u5883\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"613\" height=\"574\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-4.png\" alt=\"\" class=\"wp-image-193\"\/><\/figure>\n\n\n\n<p>3\uff0c\u628a \u7b2c\u4e8c\u7bc7\u6587\u7ae0\u7f16\u8bd1\u7684<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\build32<\/code> \u6574\u4e2a\u76ee\u5f55\u62f7\u8d1d\u5230 ffmpeg-qt-yizhi \u9879\u76ee\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<p>4\uff0c\u4e0b\u8f7dSDL \u7684\u7f16\u8bd1\u6587\u4ef6\uff0c\u6211\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\uff0c\u4e0b\u8f7d\u94fe\u63a5\uff1a<a href=\"https:\/\/pan.baidu.com\/s\/1O3L8izwtXj2_GKFjEn6LKQ\">\u767e\u5ea6\u7f51\u76d8<\/a>\uff0c\u63d0\u53d6\u7801\uff1a60fw \u3002\u4e0b\u8f7d\u5b8c\u540e\u628a\u6587\u4ef6\u89e3\u538b\u5230 ffmpeg-qt-yizhi \u9879\u76ee\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"713\" height=\"240\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-5.png\" alt=\"\" class=\"wp-image-194\"\/><\/figure>\n\n\n\n<p>5\uff0c\u56de\u5230\u7b2c\u4e8c\u7bc7\u6587\u7ae0\u6211\u4eec\u5728MSYS2\u7f16\u8bd1\u7684ffmpeg\u6e90\u7801\u8def\u5f84\uff0c<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2<\/code>\uff0c\u628a <code>FFmpeg-4.2\\fftools<\/code> \u76ee\u5f55\u4e0b\u7684\u6240\u6709 *.c \u6587\u4ef6\u90fd\u62f7\u8d1d\u5230 ffmpeg-qt-yizhi \u9879\u76ee\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"666\" height=\"422\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-6.png\" alt=\"\" class=\"wp-image-195\"\/><\/figure>\n\n\n\n<p>6\uff0c\u628a\u6211\u4eec\u4e4b\u524d\u5728MSYS2 \u73af\u5883\u7f16\u8bd1\u51fa\u6765\u7684 <code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\config.h<\/code> \u5934\u6587\u4ef6\u62ff\u51fa\u6765\uff0c\u62f7\u8d1d\u5230ffmpeg-qt-yizhi \u9879\u76ee\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<p>\u56e0\u4e3a config.h \u662f\u7a0b\u5e8f\u81ea\u52a8\u751f\u6210\u7684\uff0cconfig.h \u6709\u4e9b\u914d\u7f6e\u662f\u6839\u636e MSYS2\u73af\u5883\u5b9a\u5236\u751f\u6210\u7684\uff0c\u6240\u4ee5\u73b0\u5728\u62f7\u8d1d\u5230window10 qt creator\u7684\u7f16\u8bd1\u73af\u5883\uff0cconfig.h \u91cc\u9762\u6709\u4e9b\u914d\u7f6e\u9009\u9879\u9700\u8981\u624b\u52a8\u6539\u4e0b\uff0c\u540e\u9762\u4f1a\u8bb2\u5982\u4f55\u6539\u3002<\/p>\n\n\n\n<p>7\uff0c\u867d\u7136\u53ea\u67098\u4e2a *.c\u6587\u4ef6\uff0c\u4f46\u662f\u4e3a\u4e86\u8ba9 <code class=\"prettyprint\" >ffmpeg.c<\/code> \u80fd\u5728qt creator\u91cc\u9762\u8dd1\u8d77\u6765\uff0c\u9700\u8981\u79fb\u690d\u5f88\u591a\u5934\u6587\u4ef6\u3002\u5f00\u59cb\u62f7\u8d1d\u5934\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>8\uff0c\u62f7\u8d1d\u5934\u6587\u4ef6\u5c0f\u6280\u5de7\uff0cwindow\u641c\u7d22\u6846\u8f93\u5165 *.h \u5c31\u53ef\u4ee5\u5339\u914d\u5230\u67d0\u4e2a\u76ee\u5f55\u4e0b\u4ee5 h \u7ed3\u5c3e\u7684\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>9\uff0c\u62f7\u8d1d <code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\compat\\va_copy.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\compat\\va_copy.h<\/code><\/p>\n\n\n\n<p>10\uff0c\u62f7\u8d1d <code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavcodec\\x86\\*.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavcodec\\x86\\<\/code><\/p>\n\n\n\n<p>11\uff0c\u62f7\u8d1d <code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavcodec\\*.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavcodec\\<\/code><\/p>\n\n\n\n<p>12\uff0c\u62f7\u8d1d<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavformat\\network.h<\/code> \u5230<code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavformat\\<\/code><\/p>\n\n\n\n<p>13\uff0c\u62f7\u8d1d<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavformat\\os_support.h<\/code> \u5230<code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavformat\\<\/code><\/p>\n\n\n\n<p>14\uff0c\u62f7\u8d1d<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavformat\\url.h<\/code> \u5230<code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavformat\\<\/code><\/p>\n\n\n\n<p>15\uff0c\u62f7\u8d1d<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavresample\\avresample.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavresample\\<\/code><\/p>\n\n\n\n<p>16\uff0c\u62f7\u8d1d<code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavresample\\version.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavresample\\<\/code><\/p>\n\n\n\n<p>17\uff0c\u62f7\u8d1d <code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavutil\\x86\\*.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavutil\\x86\\<\/code><\/p>\n\n\n\n<p>18\uff0c\u62f7\u8d1d <code class=\"prettyprint\" >C:\\msys64\\home\\loken\\ffmpeg\\ffmpeg-4.2\\libavutil\\*.h<\/code> \u5230 <code>ffmpeg-qt-yizhi\\build32\\ffmepg-4.2\\include\\libavutil\\<\/code><\/p>\n\n\n\n<p>19\uff0c\u62f7\u8d1d\u5b8c\u6bd5\u3002\u5f00\u59cb\u4fee\u6539 ffmpeg-qt-yizhi \u9879\u76ee\u76ee\u5f55\u4e0b\u7684 config.h\uff0c\u4e4b\u524d\u8bf4\u8fc7\uff0c\u8fd9\u4e2a\u6587\u4ef6\u662f\u7a0b\u5e8f\u81ea\u52a8\u751f\u6210\u7684\uff0c\u73af\u5883\u4e0d\u540c\uff0c\u91cc\u9762\u7684\u914d\u7f6e\u4e5f\u8981\u76f8\u5e94\u6539\u53d8\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" > #define HAVE_GETPROCESSMEMORYINFO 1 \u6539\u6210 #define HAVE_GETPROCESSMEMORYINFO 0\n #define HAVE_PTHREAD_CANCEL 0 \u6539\u6210 #define HAVE_PTHREAD_CANCEL 1\n #define HAVE_PTHREADS 0 \u6539\u6210 #define HAVE_PTHREADS 1\n #define HAVE_W32THREADS 1 \u6539\u6210 #define HAVE_W32THREADS 0<\/code><\/pre>\n\n\n\n<p>20\uff0c\u4fee\u6539 <code class=\"prettyprint\" >ffmpeg-qt-yizhi.pro<\/code> \u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >TEMPLATE = app\nCONFIG += console c++11\nCONFIG -= app_bundle\nCONFIG -= qt\n\u200b\nHEADERS += \\\n    cmdutils.h \\\n    ffmpeg.h \\\n    config.h\n\u200b\nSOURCES += cmdutils.c \\\n    ffmpeg.c \\\n    ffmpeg_opt.c \\\n    ffmpeg_filter.c \\\n    ffmpeg_hw.c \\\n    ffmpeg_cuvid.c\n\u200b\ncontains(QT_ARCH, i386) {\n    message(&quot;32-bit&quot;)\n    INCLUDEPATH += $$PWD\/build32\/ffmepg-4.2\/include\n    INCLUDEPATH += $$PWD\/SDL2\/include\n    LIBS += $$PWD\/build32\/ffmepg-4.2\/bin\/avformat.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/avcodec.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/avdevice.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/avfilter.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/avutil.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/postproc.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/swresample.lib \\\n            $$PWD\/build32\/ffmepg-4.2\/bin\/swscale.lib \\\n            $$PWD\/SDL2\/lib\/x86\/SDL2.lib\n} else {\n    message(&quot;64-bit&quot;)\n}<\/code><\/pre>\n\n\n\n<p>21\uff0c\u8fd0\u884c\u9879\u76ee\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1215\" height=\"752\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-7.png\" alt=\"\" class=\"wp-image-196\"\/><\/figure>\n\n\n\n<p>22\uff0c\u4f1a\u63d0\u793a\u7f3a\u5c11 DLL\uff0c\u6309\u7167\u4e4b\u524d\u7684\u6559\u7a0b\uff0c\u628a\u7f3a\u7684dll\u90fd\u62f7\u8d1d\u5230 build_xxx\/debug \u76ee\u5f55\u3002dll\u90fd\u5728 ffmpeg-qt-yizhi \u9879\u76ee\u91cc\uff0c\u4e4b\u524d\u5df2\u7ecf\u62f7\u8d1d\u8fc7\u53bb\u4e86\u7684\u3002<\/p>\n\n\n\n<p>23\uff0c\u62f7\u8d1d\u5b8c\u7f3a\u5c11\u7684DLL\u540e\uff0c\u518d\u6b21\u8fd0\u884c\u9879\u76ee\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1193\" height=\"803\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-8.png\" alt=\"\" class=\"wp-image-197\"\/><\/figure>\n\n\n\n<p>\u767b\u767b\u767b\uff0cffmpeg.c \u65ad\u70b9\u8c03\u8bd5\u6210\u529f\u4e86\u3002<\/p>\n\n\n\n<p><strong>\u91cd\u8981\u77e5\u8bc6\u70b9\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>window \u7cfb\u7edf\u641c\u7d22\u6846\u53ef\u4ee5 \u8f93\u5165 \"*.h\" \u641c\u51fa\u76ee\u5f55\u4e0b\u7684\u5168\u90e8 .h \u540e\u7f00\u7684\u6587\u4ef6\uff0c\u975e\u5e38\u65b9\u4fbf\u3002<\/li><li>ffmpeg\u6839\u636e\u4e0d\u540c\u5e73\u53f0\u5b9a\u4e49\u4e86\u5f88\u591a\u5934\u6587\u4ef6\uff0c\u6211\u4eec\u53ea\u7528\u5230x86\uff0c\u5982\u4e0b\u56fe\u3002<img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"98\" class=\"wp-image-189\" style=\"width: 150px;\" src=\".\/wp-content\/uploads\/2022\/01\/FFmpeg-3-9.png\" alt=\"\"><\/li><\/ul>\n\n\n\n<p><strong>\u76f8\u5173\u9605\u8bfb\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>ffmpeg \u5b98\u65b9\u7f16\u8bd1\u6587\u6863\uff1a<a href=\"https:\/\/ffmpeg.org\/platform.html\">https:\/\/ffmpeg.org\/platform.html<\/a><\/li><li>ffmpeg \u5b98\u65b9\u7f16\u8bd1\u6587\u6863\uff0c<a href=\"https:\/\/trac.ffmpeg.org\/wiki\/CompilationGuide\">https:\/\/trac.ffmpeg.org\/wiki\/CompilationGuide<\/a><\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u7248\u6743\u6240\u5c5e\uff1a\u77e5\u8bc6\u661f\u7403\uff1a\u5f26\u5916\u4e4b\u97f3\uff0cQQ\uff1a2338195090\u3002 \u7531\u4e8e\u7b14\u8005\u7684\u6c34\u5e73\u6709\u9650\uff0c \u52a0\u4e4b\u7f16\u5199\u7684\u540c\u65f6\u8fd8\u8981\u53c2\u4e0e\u5f00\u53d1\u5de5\u4f5c\uff0c\u6587\u4e2d\u96be\u514d\u4f1a\u51fa\u73b0\u4e00\u4e9b\u9519\u8bef\u6216\u8005\u4e0d\u51c6\u786e\u7684\u5730\u65b9\uff0c\u6073\u8bf7\u8bfb\u8005\u6279\u8bc4\u6307\u6b63\u3002\u5982\u679c\u8bfb\u8005\u6709\u4efb\u4f55\u5b9d\u8d35\u610f\u89c1\uff0c\u53ef\u4ee5\u52a0\u6211\u5fae\u4fe1 Loken1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u300awindow10_ffmpeg\u8c03\u8bd5\u73af\u5883\u642d\u5efa-\u81ea\u5df1\u7f16\u8bd1\u300b\u5df2\u7ecf\u8bb2\u89e3\u4e86 window10 \u5982\u4f55\u7528 MSYS2 +  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,6],"tags":[],"class_list":["post-188","post","type-post","status-publish","format-standard","hentry","category-ffmpeg","category-ffmpeg-env-build"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>window10_ffmpeg\u8c03\u8bd5\u73af\u5883\u642d\u5efa-\u81ea\u5df1\u79fb\u690d - \u5f26\u5916\u4e4b\u97f3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.xianwaizhiyin.net\/?p=188\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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