Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.
Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk
Reviewed and corrected by myself because there were no other volunteers in the
last weeks.
Originally committed as revision 21531 to svn://svn.ffmpeg.org/ffmpeg/trunk