简化12306接口，规范属性名称，用于数据库设计，数据接口定义
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/ gist:3a0be590873cb2fa83660f7d0f87340b
Created
October 1, 2022 14:22
— forked from tayvano/gist:6e2d456a9897f55025e25035478a3a50
complete list of ffmpeg flags / commands
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| Originall From: Posted 2015-05-29 http://ubwg.net/b/full-list-of-ffmpeg-flags-and-options | |
| This is the complete list that’s outputted by ffmpeg when running ffmpeg -h full. | |
| usage: ffmpeg [options] [[infile options] -i infile]… {[outfile options] outfile}… | |
| Getting help: | |
| -h — print basic options | |
| -h long — print more options | |
| -h full — print all options (including all format and codec specific options, very long) |