//超清
[HD]
VideoBitrate    =  6000
Fps             =  30
Sample          =  44100
AudioBitrate    =  128 
Channel         =  2

//高清
[High]
VideoBitrate    =  3000
Fps             =  24
Sample          =  44100
AudioBitrate    =  96 
Channel         =  2

//清晰
[Medium]
VideoBitrate    =  2000
Fps             =  24
Sample          =  44100
AudioBitrate    =  64 
Channel         =  2

//标准
[Standard]
VideoBitrate    =  1500
Fps             =  24
Sample          =  44100
AudioBitrate    =  32 
Channel         =  2

//较差
[Lower]
VideoBitrate    =  1000
Fps             =  15
Sample          =  22050
AudioBitrate    =  16
Channel         =  1