pub fn time_to_ts(time: u64, base: u64, tb_num: u32, tb_den: u32) -> u64 {
let tb_num = u64::from(tb_num);
let tb_den = u64::from(tb_den);
- let tmp = time.checked_mul(tb_num);
+ let tmp = time.checked_mul(tb_den);
if let Some(tmp) = tmp {
- tmp / base / tb_den
+ tmp / base / tb_num
} else {
- let tmp = time.checked_mul(tb_num);
- if let Some(tmp) = tmp {
- tmp / base / tb_den
+ if tb_num < base {
+ let coarse = time / tb_num;
+ if let Some(tmp) = coarse.checked_mul(tb_den) {
+ tmp / base
+ } else {
+ (coarse / base) * tb_den
+ }
} else {
let coarse = time / base;
- let tmp = coarse.checked_mul(tb_num);
- if let Some(tmp) = tmp {
- tmp / tb_den
+ if let Some(tmp) = coarse.checked_mul(tb_den) {
+ tmp / tb_num
} else {
- (coarse / tb_den) * tb_num
+ (coarse / tb_num) * tb_den
}
}
}