{"id":208910,"date":"2025-09-30T00:14:06","date_gmt":"2025-09-29T16:14:06","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208910\/"},"modified":"2025-09-30T00:14:07","modified_gmt":"2025-09-29T16:14:07","slug":"vps-ffmpeg","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208910\/","title":{"rendered":"\u9999\u6e2fVPS + FFmpeg\uff1a\u9ad8\u6548\u4e91\u7aef\u89c6\u9891\u8f6c\u7801\u5b9e\u6218\u4e0e\u4f18\u5316\u6307\u5357"},"content":{"rendered":"<p>\u5728\u4e91\u7aef\u8fdb\u884c\u5927\u89c4\u6a21\u89c6\u9891\u8f6c\u7801\u4efb\u52a1\u65f6\uff0c\u9009\u62e9\u5408\u9002\u7684\u4e3b\u673a\u73af\u5883\u4e0e\u8c03\u4f18 FFmpeg \u53c2\u6570\uff0c\u5f80\u5f80\u76f4\u63a5\u51b3\u5b9a\u4e86\u8f6c\u7801\u6548\u7387\u548c\u6210\u672c\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u4e0e\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u89e3\u6790\u5728\u9999\u6e2f VPS \u4e0a\u7528 FFmpeg \u8fdb\u884c\u9ad8\u6548\u89c6\u9891\u8f6c\u7801\u7684\u5b9e\u6218\u65b9\u6cd5\u4e0e\u4f18\u5316\u5efa\u8bae\u3002\u6587\u4e2d\u5c06\u6d89\u53ca\u5e95\u5c42\u539f\u7406\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u6027\u80fd\u5bf9\u6bd4\u4e0e\u9009\u8d2d\u5efa\u8bae\uff0c\u517c\u987e\u53ef\u590d\u7528\u7684\u547d\u4ee4\u793a\u4f8b\u4e0e\u90e8\u7f72\u601d\u8def\uff0c\u4fbf\u4e8e\u5feb\u901f\u843d\u5730\u3002<\/p>\n<h2>\u4e3a\u4ec0\u4e48\u5728\u4e91\u7aef\u7528 FFmpeg \u8f6c\u7801\uff1f\u57fa\u672c\u539f\u7406\u4e0e\u5173\u952e\u7ec4\u4ef6<\/h2>\n<p>FFmpeg \u662f\u4e00\u4e2a\u529f\u80fd\u5168\u9762\u7684\u5f00\u6e90\u591a\u5a92\u4f53\u5904\u7406\u5de5\u5177\uff0c\u652f\u6301\u7f16\u7801\/\u89e3\u7801\uff08codec\uff09\u3001\u5c01\u88c5\u683c\u5f0f\uff08container\uff09\u3001\u6ee4\u955c\uff08filter\uff09\u3001\u6d41\u5f0f\u8f93\u51fa\uff08HLS\u3001DASH\uff09\u7b49\u3002\u4e91\u7aef\u8f6c\u7801\u7684\u57fa\u672c\u6d41\u7a0b\u901a\u5e38\u5305\u62ec\uff1a\u89e3\u5c01\u88c5 \u2192 \u89e3\u7801 \u2192 \u6ee4\u955c\u5904\u7406\uff08\u7f29\u653e\u3001\u5e27\u7387\u53d8\u6362\u3001\u53bb\u4ea4\u9519\u7b49\uff09\u2192 \u7f16\u7801 \u2192 \u5c01\u88c5\/\u5206\u6bb5\u3002<\/p>\n<p>\u5728 VPS \u73af\u5883\u4e2d\uff0c\u5f71\u54cd\u8f6c\u7801\u6548\u7387\u7684\u5173\u952e\u56e0\u7d20\u6709\uff1a<\/p>\n<ul>\n<li><b>CPU \u4e0e\u6838\u5fc3\u6570\uff1a<\/b>FFmpeg \u7684\u8f6f\u4ef6\u7f16\u7801\uff08\u5982 x264\u3001x265\uff09\u4e3b\u8981\u53d7 CPU \u6027\u80fd\u4e0e\u7ebf\u7a0b\u6570\u5f71\u54cd\u3002<\/li>\n<li><b>GPU \/ \u786c\u4ef6\u52a0\u901f\uff1a<\/b>NVENC\uff08NVIDIA\uff09\u3001QuickSync\uff08Intel\uff09\u3001VAAPI\uff08Intel\/AMD\uff09\u53ef\u663e\u8457\u63d0\u5347\u5b9e\u65f6\u8f6c\u7801\u541e\u5410\u3002<\/li>\n<li><b>\u5185\u5b58\u4e0e I\/O \u6027\u80fd\uff1a<\/b>\u89c6\u9891\u6587\u4ef6\u7684\u8bfb\u5199\u3001\u7f13\u5b58\u4ee5\u53ca\u6ee4\u955c\u5904\u7406\u9700\u8981\u7a33\u5b9a\u7684\u5185\u5b58\u548c\u78c1\u76d8 IOPS\u3002<\/li>\n<li><b>\u7f51\u7edc\u5e26\u5bbd\u4e0e\u5ef6\u8fdf\uff1a<\/b>\u4e0a\u4f20\/\u5206\u53d1 HLS\/DASH \u5206\u6bb5\u65f6\uff0c\u5c24\u5176\u5bf9 CDN \u524d\u7f6e\u6216\u56de\u6e90\u670d\u52a1\u5668\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\uff09\u8981\u6c42\u8f83\u9ad8\u3002<\/li>\n<\/ul>\n<h3>FFmpeg \u5e38\u7528\u7f16\u7801\u53c2\u6570\u89e3\u6790<\/h3>\n<p>\u638c\u63e1\u4ee5\u4e0b\u53c2\u6570\u53ef\u4ee5\u5feb\u901f\u63a7\u5236\u8d28\u91cf\u4e0e\u901f\u5ea6\u7684\u5e73\u8861\uff1a<\/p>\n<ul>\n<li>-c:v\uff1a\u9009\u62e9\u89c6\u9891\u7f16\u7801\u5668\uff0c\u4f8b\u5982 libx264\uff08\u8f6f\u4ef6\uff09\u3001h264_nvenc\uff08NVIDIA \u786c\u4ef6\uff09\u3001h264_qsv\uff08Intel QuickSync\uff09\u3002<\/li>\n<li>-preset \/ -tune\uff1a\u4ee5 x264 \u4e3a\u4f8b\uff0cpreset \u51b3\u5b9a\u7f16\u7801\u590d\u6742\u5ea6\uff08ultrafast \u2192 veryslow\uff09\uff0ctune \u53ef\u4f18\u5316\u7279\u5b9a\u573a\u666f\uff08film\u3001animation\uff09\u3002<\/li>\n<li>-crf\uff1a\u6052\u5b9a\u8d28\u91cf\u56e0\u5b50\uff08\u5e38\u7528 18-28\uff09\uff0cCRF \u8d8a\u4f4e\u8d28\u91cf\u8d8a\u597d\u4e14\u7801\u7387\u8d8a\u9ad8\u3002<\/li>\n<li>-b:v \/ -maxrate \/ -bufsize\uff1a\u7801\u7387\u63a7\u5236\uff0c\u9002\u5408\u9700\u8981 CBR \u6216\u9650\u5b9a\u5cf0\u503c\u5e26\u5bbd\u7684\u573a\u666f\u3002<\/li>\n<li>-g\uff1a\u5173\u952e\u5e27\u95f4\u9694\uff08GOP\uff09\uff0c\u5f71\u54cd seek \u4e0e\u6e05\u6670\u5ea6\u6062\u590d\u3002<\/li>\n<li>-vf\uff1a\u6ee4\u955c\u94fe\uff0c\u4f8b\u5982 scale\u3001fps\u3001deinterlace\u3001crop\u3001drawtext \u7b49\u3002<\/li>\n<li>-movflags +faststart\uff1a\u4f18\u5316 MP4 \u4ee5\u652f\u6301\u8fb9\u4e0b\u8fb9\u64ad\u3002<\/li>\n<\/ul>\n<h2>\u5b9e\u6218\uff1a\u5728\u9999\u6e2f VPS \u4e0a\u90e8\u7f72\u9ad8\u6548\u8f6c\u7801\u6d41\u6c34\u7ebf<\/h2>\n<p>\u9999\u6e2f VPS \u5728\u9762\u5411\u4e9a\u592a\u5206\u53d1\u4e0e\u63a5\u5165\u4f4e\u5ef6\u8fdf\u65b9\u9762\u5177\u5907\u5929\u7136\u4f18\u52bf\u3002\u4ee5\u4e0b\u7ed9\u51fa\u4e00\u5957\u53ef\u7528\u4e8e\u6279\u91cf\u8f6c\u7801\u4e0e\u5b9e\u65f6\u8f6c\u7801\u7684\u5b9e\u8df5\u65b9\u6848\u3002<\/p>\n<h3>\u73af\u5883\u51c6\u5907\u4e0e FFmpeg \u7f16\u8bd1\/\u5b89\u88c5<\/h3>\n<ul>\n<li>\u9009\u62e9\u57fa\u7840\u955c\u50cf\uff1a\u5efa\u8bae\u4f7f\u7528 Ubuntu LTS \u6216 CentOS \u6700\u65b0\u7a33\u5b9a\u5185\u6838\uff0c\u5229\u4e8e\u9a71\u52a8\u4e0e\u8f6f\u4ef6\u517c\u5bb9\u3002<\/li>\n<li>\u5b89\u88c5\u5fc5\u8981\u4f9d\u8d56\u4e0e\u7f16\u89e3\u7801\u5e93\uff08\u793a\u4f8b\u4ee5 Ubuntu \u4e3a\u4f8b\uff09\uff1a<br \/>\n    <code>sudo apt update &amp;&amp; sudo apt install -y build-essential pkg-config yasm libx264-dev libx265-dev libvpx-dev libfdk-aac-dev libmp3lame-dev libopus-dev libass-dev libvorbis-dev<\/code>\n  <\/li>\n<li>\u82e5\u9700 GPU \u52a0\u901f\uff0c\u5148\u786e\u8ba4 VPS \u662f\u5426\u652f\u6301 NVIDIA GPU \u6216 Intel GPU passthrough\u3002\u5bf9 NVIDIA\uff0c\u5b89\u88c5\u5b98\u65b9\u9a71\u52a8\u4e0e CUDA\uff0c\u7136\u540e\u7f16\u8bd1 FFmpeg \u5e76\u542f\u7528 &#8211;enable-nvenc\u3002\u5bf9 Intel\uff0c\u5b89\u88c5 libva\u3001intel-media-driver \u5e76\u542f\u7528 &#8211;enable-libmfx \u6216 &#8211;enable-vaapi\u3002<\/li>\n<li>\u4e5f\u53ef\u76f4\u63a5\u4f7f\u7528\u53d1\u884c\u7248\u6216\u7b2c\u4e09\u65b9\u5df2\u7f16\u8bd1\u7684 FFmpeg \u5305\uff0c\u4f46\u82e5\u9700\u6700\u65b0 codec \u6216 hardware encoder\uff0c\u5efa\u8bae\u81ea\u884c\u7f16\u8bd1\u3002<\/li>\n<\/ul>\n<h3>\u793a\u4f8b\u8f6c\u7801\u547d\u4ee4\uff1a\u591a\u51fa\u54c1\u7387\uff08bitrate ladder\uff09\u4e0e HLS \u5206\u6bb5<\/h3>\n<p>\u4e3a\u4e0d\u540c\u7ec8\u7aef\u63d0\u4f9b\u81ea\u9002\u5e94\u7801\u7387\uff0c\u5e38\u89c1\u505a\u6cd5\u662f\u751f\u6210\u591a\u8def\u5206\u8fa8\u7387\u4e0e\u7801\u7387\uff0c\u7136\u540e\u7528 HLS\/Variant Playlist \u6c47\u603b\u3002<\/p>\n<p>\u5148\u751f\u6210\u4e09\u4e2a\u8f93\u51fa\uff081080p\/720p\/480p\uff09\u7684\u793a\u4f8b\u547d\u4ee4\uff08\u8f6f\u4ef6\u7f16\u7801 x264\uff09\uff1a<\/p>\n<p><code>ffmpeg -i input.mp4 -map 0:v -map 0:a -c:v libx264 -preset fast -crf 23 -vf \"scale=-2:1080\" -b:v 5000k -maxrate 5350k -bufsize 7500k -g 48 -c:a aac -b:a 128k output_1080p.mp4<\/code><\/p>\n<p><code>ffmpeg -i input.mp4 -map 0:v -map 0:a -c:v libx264 -preset fast -crf 24 -vf \"scale=-2:720\"  -b:v 3000k -maxrate 3210k -bufsize 4500k -g 48 -c:a aac -b:a 128k output_720p.mp4<\/code><\/p>\n<p><code>ffmpeg -i input.mp4 -map 0:v -map 0:a -c:v libx264 -preset fast -crf 26 -vf \"scale=-2:480\"  -b:v 1200k -maxrate 1280k -bufsize 1800k -g 48 -c:a aac -b:a 96k output_480p.mp4<\/code><\/p>\n<p>\u7136\u540e\u5c06\u6bcf\u4e2a MP4 \u6216 TS \u5207\u7247\u4e3a HLS\uff08\u793a\u4f8b 6s \u5206\u7247\uff09\uff1a<\/p>\n<p><code>ffmpeg -i output_1080p.mp4 -c copy -f hls -hls_time 6 -hls_playlist_type vod 1080p.m3u8<\/code><\/p>\n<p>\u66f4\u81ea\u52a8\u5316\u7684\u65b9\u6cd5\u662f\u76f4\u63a5\u5728\u4e00\u4e2a FFmpeg \u8c03\u7528\u4e2d\u5bfc\u51fa\u591a\u8def HLS\uff08map \u591a\u8f93\u51fa\uff09\uff1a<\/p>\n<p><code>ffmpeg -i input.mp4 -filter_complex \"[0:v]split=3[v1][v2][v3];[v1]scale=1920:1080[v1out];[v2]scale=1280:720[v2out];[v3]scale=854:480[v3out]\" <br \/>\n-map [v1out] -map 0:a -c:v:0 libx264 -b:v:0 5000k -map [v2out] -map 0:a -c:v:1 libx264 -b:v:1 3000k -map [v3out] -map 0:a -c:v:2 libx264 -b:v:2 1200k <br \/>\n-f hls -hls_time 6 -hls_list_size 0 -master_pl_name master.m3u8 stream_%v.m3u8<\/code><\/p>\n<h3>\u5229\u7528\u786c\u4ef6\u52a0\u901f\u63d0\u5347\u541e\u5410<\/h3>\n<p>\u5728 VPS \u652f\u6301\u7684\u6761\u4ef6\u4e0b\uff0c\u4f18\u5148\u8003\u8651\u786c\u4ef6\u7f16\u7801\u5668\uff1a<\/p>\n<ul>\n<li>NVIDIA NVENC\uff1a\u547d\u4ee4\u793a\u4f8b <code>-c:v h264_nvenc -preset p3 -b:v 3000k<\/code>\u3002NVENC \u5ef6\u8fdf\u4f4e\u3001\u541e\u5410\u9ad8\uff0c\u9002\u5408\u5b9e\u65f6\u76f4\u64ad\/\u8f6c\u7801\u3002<\/li>\n<li>Intel QuickSync\uff08QSV\uff09\uff1a\u793a\u4f8b <code>-c:v h264_qsv<\/code>\uff0c\u5728\u591a\u5a92\u4f53\u670d\u52a1\u5668\u4e0a\u6027\u4ef7\u6bd4\u8f83\u9ad8\u3002<\/li>\n<li>VAAPI\uff08Linux\uff09\uff1a\u793a\u4f8b <code>-hwaccel vaapi -vaapi_device \/dev\/dri\/renderD128 -vf 'format=nv12,hwupload' -c:v h264_vaapi<\/code>\u3002<\/li>\n<\/ul>\n<p>\u6ce8\u610f\uff1a\u786c\u4ef6\u7f16\u7801\u5668\u7684\u8f93\u51fa\u8d28\u91cf\u4e0e x264 \u9ad8\u901f preset \u4e0b\u7684\u5dee\u8ddd\u4f1a\u968f\u573a\u666f\u800c\u5f02\u3002\u82e5\u5bf9\u8d28\u91cf\u6709\u4e25\u683c\u8981\u6c42\uff0c\u53ef\u4ee5\u91c7\u7528\u201c\u786c\u4ef6\u9884\u5904\u7406 + \u4e24\u9636\u6bb5\u8f6c\u7801\u201d\u7684\u601d\u8def\uff1a\u5148\u7528\u786c\u4ef6\u5b9e\u73b0\u5b9e\u65f6\u8f6c\u7801\uff0c\u518d\u7528\u8f6f\u4ef6\u5728\u7a7a\u95f2\u65f6\u95f4\u8fdb\u884c\u9ad8\u8d28\u91cf\u91cd\u8f6c\u7801\u3002<\/p>\n<h2>\u6027\u80fd\u4f18\u5316\u4e0e\u8d44\u6e90\u7ba1\u7406\u7b56\u7565<\/h2>\n<h3>IO\u3001\u7f13\u5b58\u4e0e\u5e76\u53d1\u63a7\u5236<\/h3>\n<ul>\n<li><b>\u4f7f\u7528\u9ad8\u901f\u76d8\u6216 NVMe\uff1a<\/b>\u907f\u514d\u8f6c\u7801\u8fc7\u7a0b\u4e2d\u56e0\u78c1\u76d8 IO \u6210\u4e3a\u74f6\u9888\uff0c\u5c24\u5176\u5f53\u540c\u65f6\u5e76\u53d1\u591a\u4e2a\u4efb\u52a1\u65f6\u3002<\/li>\n<li><b>\u8c03\u6574 I\/O \u8c03\u5ea6\u5668\u4e0e swappiness\uff1a<\/b>\u5c06\u8c03\u5ea6\u5668\u8bbe\u4e3a noop \u6216 deadline\uff0c\u5728\u865a\u62df\u5316\u73af\u5883\u4e0b\u5e38\u6709\u6539\u5584\uff1b\u8c03\u4f4e swappiness \u9632\u6b62\u5185\u5b58\u88ab\u8fc7\u5ea6\u6362\u51fa\u3002<\/li>\n<li><b>\u5206\u914d\u5408\u7406\u7ebf\u7a0b\uff1a<\/b>\u901a\u8fc7 -threads \u6216 -x264-params threads \u63a7\u5236\u7ebf\u7a0b\u6570\uff0c\u907f\u514d\u8fc7\u5ea6\u4e89\u62a2 CPU \u5bfc\u81f4\u4e0a\u4e0b\u6587\u5207\u6362\u3002<\/li>\n<li><b>\u961f\u5217\u4e0e\u9650\u901f\uff1a<\/b>\u4f7f\u7528\u4efb\u52a1\u961f\u5217\uff08\u5982 Celery\u3001RabbitMQ\uff09\u548c\u9650\u6d41\u7b56\u7565\uff0c\u907f\u514d\u77ac\u65f6\u5e76\u53d1\u8d85\u8f7d VPS\u3002<\/li>\n<\/ul>\n<h3>\u81ea\u52a8\u5316\u4e0e\u5bb9\u9519<\/h3>\n<ul>\n<li>\u5c06 FFmpeg \u5c01\u88c5\u4e3a\u5bb9\u5668\uff08Docker\uff09\uff0c\u5e76\u901a\u8fc7 Kubernetes \u6216 Docker Compose \u7ba1\u7406\u6269\u7f29\u5bb9\u3002\u6ce8\u610f GPU \u8d44\u6e90\u9700\u901a\u8fc7 nvidia-docker \u6216\u5bf9\u5e94 runtime \u6302\u8f7d\u3002<\/li>\n<li>\u5b9e\u73b0\u68c0\u67e5\u70b9\u4e0e\u65ad\u70b9\u7eed\u4f20\uff1a\u5bf9\u4e8e\u5927\u6587\u4ef6\u6279\u91cf\u8f6c\u7801\uff0c\u53ef\u5148\u5207\u7247\u518d\u5206\u6bb5\u8f6c\u7801\uff0c\u51fa\u73b0\u5931\u8d25\u65f6\u4ec5\u91cd\u8bd5\u5931\u8d25\u7247\u6bb5\u3002<\/li>\n<li>\u65e5\u5fd7\u4e0e\u76d1\u63a7\uff1a\u91c7\u96c6 CPU\u3001GPU \u5229\u7528\u7387\u3001I\/O\u3001\u5185\u5b58\u3001\u7f51\u7edc\u4e0e FFmpeg \u9519\u8bef\u8f93\u51fa\uff0c\u7ed3\u5408 Prometheus\/Grafana \u5448\u73b0\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u4f18\u52bf\u5bf9\u6bd4\uff1a\u9999\u6e2f VPS \u76f8\u5bf9\u4e8e\u7f8e\u56fd VPS \/ \u7f8e\u56fd\u670d\u52a1\u5668<\/h2>\n<p>\u4e0d\u540c\u5730\u533a\u7684 VPS\/\u670d\u52a1\u5668\u5728\u7f51\u7edc\u5ef6\u8fdf\u3001\u5e26\u5bbd\u6210\u672c\u3001\u5408\u89c4\u4e0e\u8bbf\u95ee\u901f\u5ea6\u4e0a\u5404\u6709\u5dee\u5f02\u3002<\/p>\n<ul>\n<li><b>\u9762\u5411\u4e9a\u592a\u89c2\u4f17\u7684\u4f4e\u5ef6\u8fdf\u5206\u53d1\uff1a<\/b>\u9999\u6e2f VPS \u5728\u5230\u4e2d\u56fd\u5927\u9646\u3001\u4e1c\u5357\u4e9a\u4e0e\u65e5\u672c\u7684\u7f51\u7edc\u5ef6\u8fdf\u901a\u5e38\u4f4e\u4e8e\u7f8e\u56fd VPS\uff0c\u9002\u5408\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u76f4\u64ad\u4e0e\u70b9\u64ad\u56de\u6e90\u3002<\/li>\n<li><b>\u56de\u6e90\u4e0e CDN \u914d\u5408\uff1a<\/b>\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u4f5c\u4e3a\u56de\u6e90\u8282\u70b9\u53ef\u4ee5\u964d\u4f4e\u9996\u5c4f\u52a0\u8f7d\u65f6\u95f4\uff0c\u914d\u5408\u5168\u7403 CDN \u8986\u76d6\u7f8e\u56fd\u4e0e\u6b27\u6d32\u7684\u89c2\u4f17\u53ef\u7528\u7f8e\u56fd\u670d\u52a1\u5668\u4f5c\u4e3a\u5907\u4efd\u6216\u533a\u57df\u8282\u70b9\u3002<\/li>\n<li><b>\u6210\u672c\u4e0e\u8d44\u6e90\u5bf9\u6bd4\uff1a<\/b>\u7f8e\u56fd\u670d\u52a1\u5668\u5728\u67d0\u4e9b\u4e91\u5382\u5546\u4e2d\u63d0\u4f9b\u66f4\u4fbf\u5b9c\u7684 GPU\/\u8ba1\u7b97\u8d44\u6e90\uff08\u4f8b\u5982\u66f4\u4fbf\u5b9c\u7684 GPU \u5b9e\u4f8b\uff09\uff0c\u4f46\u5730\u7406\u8ddd\u79bb\u5bfc\u81f4 RTT \u66f4\u5927\uff1b\u7f8e\u56fdVPS \u5728\u9762\u5411\u5317\u7f8e\u7528\u6237\u5206\u53d1\u65f6\u6709\u4f18\u52bf\u3002<\/li>\n<li><b>\u5408\u89c4\u4e0e\u6570\u636e\u4e3b\u6743\uff1a<\/b>\u82e5\u4e1a\u52a1\u5bf9\u6570\u636e\u843d\u5730\u6709\u5730\u57df\u9650\u5236\uff0c\u9700\u6839\u636e\u76ee\u6807\u5e02\u573a\u9009\u62e9\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64\uff0c\u5e38\u89c1\u7684\u67b6\u6784\u662f\uff1a<strong>\u5728\u9999\u6e2f VPS \u505a\u63a5\u5165\u4e0e\u5b9e\u65f6\u8f6c\u7801\uff0c\u5229\u7528\u7f8e\u56fd VPS\/\u7f8e\u56fd\u670d\u52a1\u5668 \u4f5c\u4e3a\u5317\u7f8e\u5206\u53d1\u8282\u70b9\u6216\u9ad8\u6027\u80fd\u79bb\u7ebf\u8f6c\u7801\u6c60<\/strong>\uff0c\u7ed3\u5408 CDN \u5b9e\u73b0\u5168\u7403\u8986\u76d6\u3002<\/p>\n<h2>\u5982\u4f55\u4e3a\u8f6c\u7801\u9009\u8d2d VPS\uff08\u5e26\u5bbd\/CPU\/GPU\/\u5b58\u50a8\uff09<\/h2>\n<p>\u9009\u8d2d\u65f6\u5efa\u8bae\u6309\u7167\u4ee5\u4e0b\u7ef4\u5ea6\u8bc4\u4f30\uff1a<\/p>\n<ul>\n<li><b>CPU \u578b\u53f7\u4e0e\u7ebf\u7a0b\u6570\uff1a<\/b>\u82e5\u4ee5 x264\/x265 \u4e3a\u4e3b\uff0c\u4f18\u5148\u9009\u62e9\u9ad8\u4e3b\u9891\u4e0e\u591a\u7ebf\u7a0b\u5b9e\u4f8b\uff1b\u6ce8\u610f\u865a\u62df\u5316\u7c7b\u578b\uff08KVM \u6027\u80fd\u4f18\u4e8e OpenVZ\uff09\u3002<\/li>\n<li><b>GPU \u652f\u6301\uff1a<\/b>\u5b9e\u65f6\u76f4\u64ad\u6216\u5927\u91cf\u5e76\u53d1\u8f6c\u7801\u4f18\u5148\u9009\u914d NVIDIA GPU\uff08\u652f\u6301 NVENC\uff09\u3002\u786e\u8ba4\u4f9b\u5e94\u5546\u662f\u5426\u5141\u8bb8 GPU passthrough\u3002<\/li>\n<li><b>\u5e26\u5bbd\u4e0e\u6d41\u91cf\u8ba1\u8d39\uff1a<\/b>HLS \/ DASH \u5206\u53d1\u9700\u8981\u7a33\u5b9a\u7684\u51fa\u53e3\u5e26\u5bbd\u3002\u5bf9\u89c6\u9891\u7ad9\u70b9\uff0c\u5c3d\u91cf\u9009\u5e26\u5bbd\u7a81\u53d1\u4e0e\u9ad8\u5cf0\u4fdd\u969c\u7684\u65b9\u6848\uff0c\u907f\u514d\u5cf0\u503c\u9650\u901f\u3002<\/li>\n<li><b>\u78c1\u76d8\u6027\u80fd\uff1a<\/b>\u9ad8 IOPS \u7684 NVMe \u66f4\u9002\u5408\u5e76\u53d1\u8f6c\u7801\u4e0e\u672c\u5730\u7f13\u5b58\uff0cSATA \u5728\u6210\u672c\u654f\u611f\u573a\u666f\u4e0b\u53ef\u7528\u4e8e\u51b7\u70ed\u5206\u79bb\u3002<\/li>\n<li><b>\u7f51\u7edc\u4f4d\u7f6e\uff1a<\/b>\u82e5\u53d7\u4f17\u4e3b\u8981\u662f\u4e2d\u56fd\u5927\u9646\u4e0e\u4e1c\u5357\u4e9a\uff0c\u9999\u6e2f VPS \u901a\u5e38\u80fd\u63d0\u4f9b\u66f4\u4f4e\u7684\u5ef6\u8fdf\uff1b\u82e5\u4e3b\u8981\u662f\u5317\u7f8e\u7528\u6237\uff0c\u5e94\u4f18\u5148\u8003\u8651\u7f8e\u56fd VPS \u6216\u7f8e\u56fd\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u4f8b\u914d\u7f6e\u5efa\u8bae<\/h3>\n<ul>\n<li>\u5c0f\u89c4\u6a21\u6279\u91cf\u8f6c\u7801\uff1a4 vCPU \/ 8GB RAM \/ 100Mbps \u5e26\u5bbd \/ 200GB NVMe\uff08\u5355\u8282\u70b9\uff09\uff0c\u91c7\u7528\u5b9a\u65f6\u6279\u5904\u7406\u4e0e\u4efb\u52a1\u961f\u5217\u3002<\/li>\n<li>\u5927\u89c4\u6a21\u5e76\u53d1\u5b9e\u65f6\u8f6c\u7801\uff1a\u81f3\u5c11 8+ vCPU \u6216\u542b NVIDIA GPU\uff08T4\/RTX \u7cfb\u5217\uff09\uff0c32GB+ \u5185\u5b58\uff0c1Gbps \u51fa\u53e3\uff0cNVMe \u5b58\u50a8\u3002<\/li>\n<li>\u79bb\u7ebf\u9ad8\u8d28\u91cf\u8f6c\u7801\u6c60\uff1a\u591a\u6838\u5fc3 Xeon \u673a\u578b\u6216\u9ad8\u4e3b\u9891\u5b9e\u4f8b\uff0c\u7ed3\u5408 x265 slower preset \u6216 two-pass \u7b56\u7565\u8fdb\u884c\u9ad8\u538b\u7f29\u6bd4\u8f93\u51fa\u3002<\/li>\n<\/ul>\n<h2>\u6700\u4f73\u5b9e\u8df5\u4e0e\u5e38\u89c1\u95ee\u9898\u89e3\u51b3<\/h2>\n<ul>\n<li><b>\u753b\u8d28\u4f18\u5148 vs \u5b9e\u65f6\u4f18\u5148\uff1a<\/b>\u5982\u679c\u4f18\u5148\u753b\u8d28\uff0c\u4f7f\u7528 x264\/x265 \u7684 slower preset + two-pass\uff1b\u5b9e\u65f6\u4f18\u5148\u5219\u4f7f\u7528 NVENC \u6216 x264 ultrafast\u3002<\/li>\n<li><b>\u97f3\u89c6\u9891\u540c\u6b65\u95ee\u9898\uff1a<\/b>\u4f7f\u7528 -async \u6216 -vsync \u53c2\u6570\u8c03\u6574\uff0c\u68c0\u67e5\u65f6\u95f4\u6233\uff08PTS\/DTS\uff09\u662f\u5426\u88ab\u6ee4\u955c\u6539\u53d8\u3002<\/li>\n<li><b>\u907f\u514d\u8272\u5f69\u683c\u5f0f\u95ee\u9898\uff1a<\/b>\u5728\u786c\u4ef6\u52a0\u901f\u65f6\u6ce8\u610f\u50cf\u7d20\u683c\u5f0f\u8f6c\u6362\uff08nv12\u3001yuv420p\uff09\uff0c\u4f7f\u7528 -pix_fmt \u663e\u5f0f\u8bbe\u7f6e\u8f93\u51fa\u683c\u5f0f\u3002<\/li>\n<li><b>\u5185\u5b58\u6cc4\u9732\u4e0e\u957f\u671f\u8fd0\u884c\uff1a<\/b>\u5bf9\u957f\u65f6\u8fd0\u884c\u7684 FFmpeg \u5b9e\u4f8b\u8981\u5b9a\u671f\u91cd\u542f\u6216\u7528\u8fdb\u7a0b\u5b88\u62a4\uff0c\u907f\u514d\u8d44\u6e90\u6cc4\u9732\u5bfc\u81f4\u7cfb\u7edf\u4e0d\u7a33\u5b9a\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u5408\u7406\u7684\u786c\u4ef6\u9009\u62e9\u3001\u4efb\u52a1\u8c03\u5ea6\u4e0e\u53c2\u6570\u8c03\u4f18\uff0c\u53ef\u4ee5\u5728\u9999\u6e2f VPS \u4e0a\u5b9e\u73b0\u9ad8\u541e\u5410\u3001\u4f4e\u5ef6\u8fdf\u7684\u4e91\u7aef\u8f6c\u7801\u65b9\u6848\uff0c\u540c\u65f6\u7ed3\u5408\u7f8e\u56fd VPS\/\u7f8e\u56fd\u670d\u52a1\u5668 \u4f5c\u5730\u57df\u5316\u5206\u53d1\u4e0e\u5f39\u6027\u6269\u5c55\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u4ece\u539f\u7406\u5230\u843d\u5730\uff0cFFmpeg \u5728\u4e91\u7aef\u8f6c\u7801\u9886\u57df\u63d0\u4f9b\u4e86\u6781\u9ad8\u7684\u7075\u6d3b\u6027\u3002<strong>\u9999\u6e2f VPS \u5728\u9762\u5411\u4e9a\u592a\u7528\u6237\u7684\u5b9e\u65f6\u5206\u53d1\u4e0e\u4f4e\u5ef6\u8fdf\u56de\u6e90\u65b9\u9762\u5177\u6709\u660e\u663e\u4f18\u52bf<\/strong>\uff0c\u800c\u7f8e\u56fd VPS\/\u7f8e\u56fd\u670d\u52a1\u5668 \u5219\u5728\u5317\u7f8e\u5206\u53d1\u548c\u90e8\u5206\u9ad8\u6027\u80fd\u5b9e\u4f8b\u4e0a\u66f4\u5177\u6210\u672c\u4e0e\u8d44\u6e90\u4f18\u52bf\u3002\u5173\u952e\u5728\u4e8e\u6839\u636e\u4e1a\u52a1\u9700\u6c42\u6743\u8861 CPU\/GPU\u3001\u5e26\u5bbd\u4e0e\u5b58\u50a8\uff0c\u5e76\u7ed3\u5408\u786c\u4ef6\u52a0\u901f\u3001\u5408\u7406\u7684\u7f16\u7801\u53c2\u6570\u4e0e\u81ea\u52a8\u5316\u8fd0\u7ef4\u7b56\u7565\u8fdb\u884c\u6574\u4f53\u4f18\u5316\u3002<\/p>\n<p>\u82e5\u9700\u5feb\u901f\u642d\u5efa\u6216\u5347\u7ea7\u9999\u6e2f\u8282\u70b9\u7684\u8f6c\u7801\u670d\u52a1\uff0c\u53ef\u53c2\u8003\u6211\u4eec\u63d0\u4f9b\u7684\u4e91\u670d\u52a1\u65b9\u6848\uff0c\u4e86\u89e3\u66f4\u591a\u9999\u6e2f VPS \u914d\u7f6e\u4e0e\u8ba1\u8d39\u4fe1\u606f\u8bf7\u8bbf\u95ee\uff1a<a href=\"https:\/\/www.server.hk\/cloud.php\">https:\/\/www.server.hk\/cloud.php<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\uff0c\u672c\u6587\u6df1\u5165\u89e3\u6790\u5982\u4f55\u5728\u9999\u6e2f VPS FFmpeg \u73af\u5883\u4e0b\u9ad8\u6548\u90e8\u7f72\u4e0e\u8c03\u4f18\u89c6\u9891\u8f6c\u7801\uff0c\u5e2e\u52a9\u4f60\u628a\u6548\u7387\u548c\u6210\u672c\u505a\u5230\u6700\u4f73\u5e73\u8861\u3002\u6211\u4eec\u8fd8\u63d0\u4f9b\u5e95\u5c42\u539f\u7406\u3001\u6027\u80fd\u5bf9\u6bd4\u4e0e\u53ef\u590d\u7528\u547d\u4ee4\u793a\u4f8b\uff0c\u52a9\u4f60\u5feb\u901f\u843d\u5730\u5e76\u63d0\u5347\u8f6c\u7801\u541e\u5410\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4927],"tags":[1558,1562,114,1559,1561,641,1560,107],"class_list":["post-208910","post","type-post","status-publish","format-standard","hentry","category-4927","tag-ffmpeg","tag-hlsdash","tag-vps","tag-1559","tag-1561","tag-641","tag-1560"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208910"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208910\/revisions"}],"predecessor-version":[{"id":208911,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208910\/revisions\/208911"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208910"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208910"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}