up to the compiler on how one bit fields are treated. gcc treats one-bit
bitfields as signed and allows for the -funsigned-field parameter. Other
compilers (like Sun C) treat one-bit bitfields as unsigned no matter what.
Patch by Erik Hovland erik hovland org
Originally committed as revision 14131 to svn://svn.ffmpeg.org/ffmpeg/trunk
patch by Stefano Sabatini, stefano.sabatini-lala poste.it
along with some spelling/consistency fixes for the long names by me
Originally committed as revision 13649 to svn://svn.ffmpeg.org/ffmpeg/trunk