Hi Mark,

On Wed, Jun 29, 2011 at 4:17 AM, Mark Kenna
<[email protected]> wrote:
> My application takes a multitude of JPEG files and encodes them into an FLV
> file. It works perfectly in nearly all situations, occasionally though the
> resulting FLV will play "upside down". Has anyone else had this issue
> before? I don't really know where to start with it.

JPEGs have rotation metadata, just like .mov files, e.g. for usecases
like iPhones where orientation is dependent on how you're holding the
camera. You need to rotate the video before re-encoding, since FLV
does not have such metadata and thus the position information gets
lost.

Ronald
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