[FFmpeg-user] Sinus error

[Roger Pack]

> I've included libav* libraries into our software package. When capturing
> and encoding animations some interpolation calculations (including sin()
> calls) are done in our software.
> The error occurs in our source code but is somehow related to libav. If I
> do the same calculations without capturing and encoding everything works
> as expected.
> If I use the libav libraries that we used before (built nearly 1 year ago)
> the error does not occur.

Maybe run it through the gcc preprocessor ("-E") and see if the source
is being modified somehow?