php - Convert video while uploading -

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i want convert video (say wmv format flv) while user uploads it. can either convert video or upload individually, how them @ once?

iam using ffmpeg conversion, like:

ffmpeg -i wmv.wmv wmv.flv

but iam unsure steps followed convert , upload video. need use ajax or that?

ffmpeg pretty powerful plugin

for php side execution example

<?php       /*** convert video flash ***/      exec("ffmpeg -i video.wmv -ar 22050 -ab 32 -f flv -s 320x240 video.flv");  ?>

the terms used

 -i input file name  -ar audio sampling rate in hz  -ab audio bit rate in kbit/s  -f output format  -s output dimension

to know advanced uses of ffmpeg check link

ffmpeg tricks should know about


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