On Mon, Feb 16 2015, David Haller wrote:

> Hello,
>
> On Mon, 16 Feb 2015, [email protected] wrote:
>>I built and tried mplayer.  Again not rotated.  I ran it from the
>>terminal.  Below is the output up to when I killed it
> [..]
>>VO: [xv] 1920x1080 => 1920x1080 Planar YV12 
>
> FWIW: if it's just for watching the vid, try
>
>     mplayer -vf rotate=1 foo.mp4
>
> That's rotating 90deg clockwise, see 'man mplayer', search for
> 'rotate', second hit:
>
> [..]
>     -vf
> [..]
>        rotate[=<0-7>]
>               Rotates  the  image  by 90 degrees and optionally flips it.  For
>               values between 4-7 rotation is only done if the  movie  geometry
>               is portrait and not landscape.
>
>                  0    Rotate by 90 degrees clockwise and flip (default).
>                  1    Rotate by 90 degrees clockwise.
>                  2    Rotate by 90 degrees counterclockwise.
>                  3    Rotate by 90 degrees counterclockwise and flip.
>
> When using '-ovc copy', mencoder does not (as usual) seem to apply
> this filter.
>
> HTH,
> -dnh

This worked (as did -flip for 180 degrees)!

Thanks to everyone for their help.

allan

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