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package sdp
import (
"strconv"
"strings"
)
// TimeDescription describes "t=", "r=" fields of the session description
// which are used to specify the start and stop times for a session as well as
// repeat intervals and durations for the scheduled session.
type TimeDescription struct {
// t=<start-time> <stop-time>
// https://tools.ietf.org/html/rfc4566#section-5.9
Timing Timing
// r=<repeat interval> <active duration> <offsets from start-time>
// https://tools.ietf.org/html/rfc4566#section-5.10
RepeatTimes []RepeatTime
}
// Timing defines the "t=" field's structured representation for the start and
// stop times.
type Timing struct {
StartTime uint64
StopTime uint64
}
func (t Timing) String() string {
output := strconv.FormatUint(t.StartTime, 10)
output += " " + strconv.FormatUint(t.StopTime, 10)
return output
}
// RepeatTime describes the "r=" fields of the session description which
// represents the intervals and durations for repeated scheduled sessions.
type RepeatTime struct {
Interval int64
Duration int64
Offsets []int64
}
func (r RepeatTime) String() string {
fields := make([]string, 0)
fields = append(fields, strconv.FormatInt(r.Interval, 10))
fields = append(fields, strconv.FormatInt(r.Duration, 10))
for _, value := range r.Offsets {
fields = append(fields, strconv.FormatInt(value, 10))
}
return strings.Join(fields, " ")
}
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