typo/grammar fixes

Originally committed as revision 5409 to svn://svn.ffmpeg.org/ffmpeg/trunk

doc/faq.texi

@@ -131,28 +131,28 @@ a different fourcc, use the '-vtag' option. E.g., '-vtag xvid' will
 force the fourcc 'xvid' to be stored as the video fourcc rather than the
 default.
 
-@section How do I encode Videos which play on the ipod?
+@section How do I encode videos which play on the iPod?
 
 @table @option
-@item stuff needed
+@item needed stuff
 -acodec aac -vcodec mpeg4 width<=320 height<=240
-@item stuff working
+@item working stuff
 4mv, title
-@item stuff not working
-b frames
+@item non-working stuff
+B-frames
 @item example command line
 ffmpeg -i input -acodec aac -ab 128 -vcodec mpeg4 -b 1200 -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 320x180 -title X output.mp4
 @end table
 
-@section How do I encode Videos which play on the psp?
+@section How do I encode videos which play on the PSP?
 
 @table @option
-@item stuff needed
+@item needed stuff
 -acodec aac -vcodec mpeg4 width*height<=76800 width%16=0 height%16=0 -ar 24000 -r 30000/1001 or 15000/1001 -f psp
-@item stuff working
+@item working stuff
 4mv, title
-@item stuff not working
-b frames
+@item non-working stuff
+B-frames
 @item example command line
 ffmpeg -i input -acodec aac -ab 128 -vcodec mpeg4 -b 1200 -ar 24000 -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -title X -f psp output.mp4
 @end table