[FFmpeg-devel] Scale, Rotate, Translate Matrix Op.

Joshua Grauman jnfo-c at grauman.com
Mon Jun 13 19:20:21 CEST 2011


Sorry, this was just a silly mistake. I calculated the parameters 
correctly but then printed them incorrectly when I fed them into the 
filter. It does indeed do rotations... Thanks!

> On Sun, Jun 12, 2011 at 05:26:15PM -0700, Joshua Grauman wrote:
>> Unfortunately, I can't get the perspective filter to do a rotate. Does
>> anyone know if it is capable of doing them? I calculated the 4
>> coordinates based on a rotated rectangle, so I thought it should work.
>
> its supposed to support rotations
>
> [...]
>


More information about the ffmpeg-devel mailing list