Rails - Sep 2009 - FFMPEG Query

Hi All,

I want to convert a video file which is located at the Amazon-S3 Store,
through ffmpeg. How can it b possible? please help me if anyone have any
idea.

for ex:-
is it possible to execute following command:-


system "ffmpeg -i
''http://s3.amazonaws.com/discoveryfour/001.igor_nay_telstra%20copy.mp4?AWSAccessKeyId=1QM20RW1CJAFGTH5YHR2&Expires=1253689953&Signature=DXBh2HOXqAknQrloHdLTNP%2FwZ2w%3D''
-b 64k ''salil.avi'' "


Thanks in Advance.


Regards,
Salil Gaikwad
-- 
Posted via http://www.ruby-forum.com/.

Hi Salil,

I use the aws/s3 Ruby gem (http://amazon.rubyforge.org/) to download
the file and then operate on it locally. In my case I''m doing it from
an EC2 instance so there''s no charge for the file transfer and it is
pretty fast.

Good luck,
Michael Slade
mslade-wnZQP02V3bq2oZ/6fjIToQ@public.gmane.org

On Sep 23, 12:33 am, Salil Gaikwad
<rails-mailing-l...-ARtvInVfO7ksV2N9l4h3zg@public.gmane.org>
wrote:
> Hi All,
>
> I want to convert a video file which is located at the Amazon-S3 Store,
> through ffmpeg. How can it b possible? please help me if anyone have any
> idea.
>
> for ex:-
> is it possible to execute following command:-
>
> system "ffmpeg -i
>
''http://s3.amazonaws.com/discoveryfour/001.igor_nay_telstra%20copy.mp4...
> -b 64k ''salil.avi'' "
>
> Thanks in Advance.
>
> Regards,
> Salil Gaikwad
> --
> Posted viahttp://www.ruby-forum.com/.

Hello all,

I am cropping the video using ffmpeg n it''s working properly. But i
want
to see a crop preview before executing crop command.

If anyone have an idea,please help me out.

Thanks in advance.
-- 
Posted via http://www.ruby-forum.com/.