diff options
| -rw-r--r-- | libavcodec/g723_1.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c index de7fe3b80b..a48eca3ab0 100644 --- a/libavcodec/g723_1.c +++ b/libavcodec/g723_1.c @@ -196,17 +196,7 @@ static int unpack_bitstream(G723_1_Context *p, const uint8_t *buf, */ static int16_t square_root(int val) { - int16_t res = 0; - int16_t exp = 0x4000; - int i; - - for (i = 0; i < 14; i ++) { - int res_exp = res + exp; - if (val >= res_exp * res_exp << 1) - res += exp; - exp >>= 1; - } - return res; + return (ff_sqrt(val << 1) >> 1) & (~1); } /** |