Originally committed as revision 15535 to svn://svn.ffmpeg.org/ffmpeg/trunk
is about as good as JPEG compression).
@item To have very low audio bitrates, reduce the sampling frequency
-(down to 22050kHz for MPEG audio, 22050 or 11025 for AC-3).
+(down to 22050Hz for MPEG audio, 22050 or 11025 for AC-3).
@item To have a constant quality (but a variable bitrate), use the option
'-qscale n' when 'n' is between 1 (excellent quality) and 31 (worst