mirror of
https://github.com/jech/galene.git
synced 2024-11-08 17:55:59 +01:00
Make duration functions work with negative values.
This commit is contained in:
parent
d36111d9f9
commit
99055e5cae
5 changed files with 32 additions and 13 deletions
|
@ -23,8 +23,10 @@ type Estimator struct {
|
|||
// New creates a new estimator that estimates rate over the last interval.
|
||||
func New(interval time.Duration) *Estimator {
|
||||
return &Estimator{
|
||||
interval: rtptime.FromDuration(interval, rtptime.JiffiesPerSec),
|
||||
time: rtptime.Now(rtptime.JiffiesPerSec),
|
||||
interval: uint64(
|
||||
rtptime.FromDuration(interval, rtptime.JiffiesPerSec),
|
||||
),
|
||||
time: rtptime.Now(rtptime.JiffiesPerSec),
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -57,7 +57,7 @@ func (c *webClient) GetStats() *stats.Client {
|
|||
maxTid := layer.maxTid
|
||||
rate, _ := t.rate.Estimate()
|
||||
maxRate, _, _ := t.GetMaxBitrate()
|
||||
rtt := rtptime.ToDuration(t.getRTT(),
|
||||
rtt := rtptime.ToDuration(int64(t.getRTT()),
|
||||
rtptime.JiffiesPerSec)
|
||||
loss, jitter := t.stats.Get(jiffies)
|
||||
j := time.Duration(jitter) * time.Second /
|
||||
|
|
|
@ -138,7 +138,7 @@ func (wp *rtpWriterPool) write(seqno uint16, index uint16, delay uint32, isvideo
|
|||
// audio, try again with a delay
|
||||
d := delay / uint32(2*len(wp.writers))
|
||||
timer := time.NewTimer(rtptime.ToDuration(
|
||||
uint64(d), rtptime.JiffiesPerSec,
|
||||
int64(d), rtptime.JiffiesPerSec,
|
||||
))
|
||||
|
||||
select {
|
||||
|
|
|
@ -9,18 +9,25 @@ import (
|
|||
var epoch = time.Now()
|
||||
|
||||
// FromDuration converts a time.Duration into units of 1/hz.
|
||||
func FromDuration(d time.Duration, hz uint32) uint64 {
|
||||
return uint64(d) * uint64(hz) / uint64(time.Second)
|
||||
func FromDuration(d time.Duration, hz uint32) int64 {
|
||||
return int64(d) * int64(hz) / int64(time.Second)
|
||||
}
|
||||
|
||||
// ToDuration converts units of 1/hz into a time.Duration.
|
||||
func ToDuration(tm uint64, hz uint32) time.Duration {
|
||||
return time.Duration(tm * uint64(time.Second) / uint64(hz))
|
||||
func ToDuration(tm int64, hz uint32) time.Duration {
|
||||
return time.Duration(tm * int64(time.Second) / int64(hz))
|
||||
}
|
||||
|
||||
func sat(a int64) uint64 {
|
||||
if a < 0 {
|
||||
return 0
|
||||
}
|
||||
return uint64(a)
|
||||
}
|
||||
|
||||
// Now returns the current time in units of 1/hz from an arbitrary origin.
|
||||
func Now(hz uint32) uint64 {
|
||||
return FromDuration(time.Since(epoch), hz)
|
||||
return sat(FromDuration(time.Since(epoch), hz))
|
||||
}
|
||||
|
||||
// Microseconds is like Now, but uses microseconds.
|
||||
|
@ -39,7 +46,7 @@ func Jiffies() uint64 {
|
|||
|
||||
// TimeToJiffies converts a time.Time into jiffies.
|
||||
func TimeToJiffies(tm time.Time) uint64 {
|
||||
return FromDuration(tm.Sub(epoch), JiffiesPerSec)
|
||||
return sat(FromDuration(tm.Sub(epoch), JiffiesPerSec))
|
||||
}
|
||||
|
||||
// The origin of NTP time.
|
||||
|
|
|
@ -11,9 +11,19 @@ func TestDuration(t *testing.T) {
|
|||
t.Errorf("Expected 48000, got %v", a)
|
||||
}
|
||||
|
||||
b := ToDuration(48000, 48000)
|
||||
if b != time.Second {
|
||||
t.Errorf("Expected %v, got %v", time.Second, b)
|
||||
b := FromDuration(-time.Second, 48000)
|
||||
if b != -48000 {
|
||||
t.Errorf("Expected -48000, got %v", b)
|
||||
}
|
||||
|
||||
c := ToDuration(48000, 48000)
|
||||
if c != time.Second {
|
||||
t.Errorf("Expected %v, got %v", time.Second, c)
|
||||
}
|
||||
|
||||
d := ToDuration(-48000, 48000)
|
||||
if d != -time.Second {
|
||||
t.Errorf("Expected %v, got %v", -time.Second, d)
|
||||
}
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue