dcadec: replace ldexpf with a multiplication by a constant

Signed-off-by: Anton Khirnov <anton@khirnov.net>
2014-06-18 08:23:15 +02:00 · 2014-06-18 08:23:15 +02:00 · f2ce63246f
commit f2ce63246f
parent 44671b5786
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/dcadec.c
+++ b/libavcodec/dcadec.c
@ -1699,7 +1699,7 @@ static float dca_dmix_code(unsigned code)
 {
    int sign = (code >> 8) - 1;
    code &= 0xff;
-    return ldexpf((dca_dmixtable[code] ^ sign) - sign, -15);
+    return ((dca_dmixtable[code] ^ sign) - sign) * (1.0 / (1U << 15));
 }

 /**