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rtptimedec: fix timestamp decoding when there's an overflow and a negative time diff

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This commit is contained in:
aler9
2022-01-18 11:44:33 +01:00
parent 17f05635dd
commit 68ac48dde7
2 changed files with 38 additions and 15 deletions
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36
pkg/rtptimedec/decoder_test.go
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@@ -9,16 +9,32 @@ import (
func TestOverflow(t *testing.T) {
d := New(90000)
var pts time.Duration
for _, ts := range []uint32{
4294877296,
90001,
3240090001,
565122706,
} {
pts = d.Decode(ts)
}
pts := d.Decode(4294877295)
require.Equal(t, time.Duration(0), pts)
require.Equal(t, 15*60*60*time.Second+2*time.Second, pts)
pts = d.Decode(90000)
require.Equal(t, 2*time.Second, pts)
}
func TestOverflowAndBack(t *testing.T) {
d := New(90000)
pts := d.Decode(4294877296)
require.Equal(t, time.Duration(0), pts)
pts = d.Decode(90001)
require.Equal(t, 2*time.Second, pts)
pts = d.Decode(4294877296)
require.Equal(t, time.Duration(0), pts)
pts = d.Decode(4294877296 - 90000)
require.Equal(t, -1*time.Second, pts)
pts = d.Decode(4294877296)
require.Equal(t, time.Duration(0), pts)
pts = d.Decode(90001)
require.Equal(t, 2*time.Second, pts)
}