Simplify t_sqrt()

Originally committed as revision 13918 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago · 70e708677e
parent 89a2713e66
commit 70e708677e
1 changed files with 2 additions and 2 deletions
--- a/libavcodec/ra144.c
+++ b/libavcodec/ra144.c
@ -61,13 +61,13 @@ static int ra144_decode_init(AVCodecContext * avctx)
 */
 static int t_sqrt(unsigned int x)
 {
-    int s = 0;
+    int s = 2;
    while (x > 0xfff) {
        s++;
        x = x >> 2;
    }

-    return (ff_sqrt(x << 20) << s) << 2;
+    return ff_sqrt(x << 20) << s;
 }

 /**