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avutil/mathematics/av_add_stable: avoid unneeded variable

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-06-02 18:00:34 +02:00
parent 6f6edfe1c0
commit 5b7519fbaa
1 changed files with 5 additions and 5 deletions
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10
libavutil/mathematics.c
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@ -188,14 +188,14 @@ simple_round:
int64_t av_add_stable(AVRational ts_tb, int64_t ts, AVRational inc_tb, int64_t inc)
{
AVRational step = av_mul_q(inc_tb, (AVRational) {inc, 1});
inc_tb = av_mul_q(inc_tb, (AVRational) {inc, 1});
if (av_cmp_q(step, ts_tb) < 0) {
if (av_cmp_q(inc_tb, ts_tb) < 0) {
//increase step is too small for even 1 step to be representable
return ts;
} else {
int64_t old = av_rescale_q(ts, ts_tb, step);
int64_t old_ts = av_rescale_q(old, step, ts_tb);
return av_rescale_q(old + 1, step, ts_tb) + (ts - old_ts);
int64_t old = av_rescale_q(ts, ts_tb, inc_tb);
int64_t old_ts = av_rescale_q(old, inc_tb, ts_tb);
return av_rescale_q(old + 1, inc_tb, ts_tb) + (ts - old_ts);
}
}