【FFmpeg】降低转码延迟方法、打印信息详解、refcounted_frames详解

Others 2021-12-13 09:33:34 views: null

文章目录

1、FFmpeg降低转码延迟方法

关闭sync-lookahead

降低rc-lookahead，但别小于10,默认是-1

降低threads(比如从12降到6)

禁用rc-lookahead

禁用b-frames

缩小GOP， 

开启x264的 -preset fast/faster/verfast/superfast/ultrafast参数

使用-tune zerolatency 参数

2、ffmpeg打印信息：源码里打印的这段是这样定义的

av_log(NULL

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Origin blog.csdn.net/u010168781/article/details/121482293
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