[Libav-user] Detecting image orientation in pictures from a camera?
mjbshaw at gmail.com
Sat Nov 17 17:07:12 CET 2012
On Sat, Nov 17, 2012 at 3:41 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
> Michael Bradshaw <mjbshaw at ...> writes:
> > I've got a series of images taken with a camera that
> > I need to process with libav*. Is there any way to check
> > the EXIF data to determine rotation/orientation for the
> > image (so that I can rotate it in my program)?
> > When I print out the metadata for the AVFormatContext,
> > AVStream, and AVFrame, they're all empty, and beyond
> > that I'm not sure where to look.
> Could you prepare a small test-case for trac?
Sure, I'll make one now.
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