How to convert video in .flv format and grab the screenshots

Rails
1

Please tell me how to grab screen shot and convert the video in flv
format

2

Please explain you requirement a little more.

3

Please tell me how to grab screen shot and convert the video in flv
format

If you meant to say “how do I extract a screen shot from an FLV video”
then take a look at this:
http://pjkh.com/articles/extracting-thumbnail-from-flv.html

Otherwise I dunno.

-philip