Update comment

Originally committed as revision 13434 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Vitor Sessak 2008-05-26 18:21:09 +00:00
parent 2a7b6f251c
commit e9655b3dcd

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@ -56,7 +56,10 @@ static int ra144_decode_init(AVCodecContext * avctx)
return 0;
}
/* lookup square roots in table */
/**
* Evaluate sqrt(x << 24). x must fit in 20 bits. This value is evaluated in a
* odd way to make the output identical to the binary decoder.
*/
static int t_sqrt(unsigned int x)
{
int s = 0;