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10l: Revert accidental removal of unused code.

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Originally committed as revision 9142 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Diego Biurrun 2007-05-27 15:52:57 +00:00
parent 0fd5a1b935
commit 2d2fe55737
1 changed files with 13 additions and 0 deletions
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13
tests/tiny_psnr.c
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@ -49,7 +49,19 @@ uint64_t exp16_table[21]={
195360063,
582360139072LL,
};
#if 1
// 16.16 fixpoint exp()
static unsigned int exp16(unsigned int a){
int i;
int out= 1<<16;
for(i=19;i>=0;i--){
if(a&(1<<i))
out= (out*exp16_table[i] + (1<<15))>>16;
}
return out;
}
// 16.16 fixpoint log()
static int64_t log16(uint64_t a){
int i;
@ -68,6 +80,7 @@ static int64_t log16(uint64_t a){
return out;
}
#endif
static uint64_t int_sqrt(uint64_t a)
{
uint64_t ret=0;