# image filters
crop=crop:1
deinterlace=deinterlace,avdeinterlace
-rescaler=mcrescale,gtkrescale,rescale,swscale
+rescaler=swscale,gtkrescale,rescale
+fieldorder=fieldorder
resizer=resize
# audio filters
+channels=audiochannels
resampler=resample,avresample
# metadata filters