flv转MP4脚本.bat

我专门用来转MP4用的，用的批处理，速度也快，格式工厂啥的都处理不了flv(腾讯视频文件)，使用方法：把要转换的视频拖到脚本上就行了

 属性            大小     日期    时间   名称
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     目录           0  2019-03-15 21:46  ffmpeg-20190308-147ef1d-win64-static\
     目录           0  2019-03-15 21:46  ffmpeg-20190308-147ef1d-win64-static\bin\
     文件    66824192  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\bin\ffmpeg.exe
     文件    66711040  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\bin\ffplay.exe
     文件    66733568  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\bin\ffprobe.exe
     文件         333  2019-03-09 20:34  ffmpeg-20190308-147ef1d-win64-static\bin\MP4.bat
     目录           0  2019-03-15 21:46  ffmpeg-20190308-147ef1d-win64-static\doc\
     文件      109519  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\bootstrap.min.css
     文件        2494  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\default.css
     文件       43101  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\developer.html
     文件       53173  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\faq.html
     文件       13735  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\fate.html
     文件     1710373  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-all.html
     文件       34602  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-bitstream-filters.html
     文件      211357  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-codecs.html
     文件       98830  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-devices.html
     文件      950942  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-filters.html
     文件      175641  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-formats.html
     文件       76353  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-protocols.html
     文件       13536  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-resampler.html
     文件        7414  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-scaler.html
     文件       44113  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg-utils.html
     文件      122528  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffmpeg.html
     文件     1333121  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffplay-all.html
     文件       33154  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffplay.html
     文件     1347289  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffprobe-all.html
     文件       46484  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\ffprobe.html
     文件      103138  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\general.html
     文件       20763  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\git-howto.html
     文件        2831  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\libavcodec.html
     文件        2702  2019-03-09 04:15  ffmpeg-20190308-147ef1d-win64-static\doc\libavdevice.html
............此处省略19个文件信息