}
bool
-ffmpeg_mptr::get_frame(synfig::Surface &surface, const synfig::RendDesc &renddesc, Time time, synfig::ProgressCallback *)
+ffmpeg_mptr::get_frame(synfig::Surface &surface, const synfig::RendDesc &/*renddesc*/, Time time, synfig::ProgressCallback *)
{
int i=(int)(time*fps);
if(i!=cur_frame)