@item mvs
Export motion vectors into frame side-data (see @code{AV_FRAME_DATA_MOTION_VECTORS})
for codecs that support it. See also @file{doc/examples/export_mvs.c}.
+@item prft
+Export encoder Producer Reference Time into packet side-data (see @code{AV_PKT_DATA_PRFT})
+for codecs that support it.
@end table
@item error @var{integer} (@emph{encoding,video})
@end table
+Encoder specific profiles are documented in the relevant encoder documentation.
+
@item level @var{integer} (@emph{encoding,audio,video})
Possible values: