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hls_variant.go
61 lines (45 loc) · 1.18 KB
/
hls_variant.go
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package conf
import (
"encoding/json"
"fmt"
"github.com/bluenviron/gohlslib"
)
// HLSVariant is the hlsVariant parameter.
type HLSVariant gohlslib.MuxerVariant
// MarshalJSON implements json.Marshaler.
func (d HLSVariant) MarshalJSON() ([]byte, error) {
var out string
switch d {
case HLSVariant(gohlslib.MuxerVariantMPEGTS):
out = "mpegts"
case HLSVariant(gohlslib.MuxerVariantFMP4):
out = "fmp4"
case HLSVariant(gohlslib.MuxerVariantLowLatency):
out = "lowLatency"
default:
return nil, fmt.Errorf("invalid HLS variant: %v", d)
}
return json.Marshal(out)
}
// UnmarshalJSON implements json.Unmarshaler.
func (d *HLSVariant) UnmarshalJSON(b []byte) error {
var in string
if err := json.Unmarshal(b, &in); err != nil {
return err
}
switch in {
case "mpegts":
*d = HLSVariant(gohlslib.MuxerVariantMPEGTS)
case "fmp4":
*d = HLSVariant(gohlslib.MuxerVariantFMP4)
case "lowLatency":
*d = HLSVariant(gohlslib.MuxerVariantLowLatency)
default:
return fmt.Errorf("invalid HLS variant: '%s'", in)
}
return nil
}
// UnmarshalEnv implements env.Unmarshaler.
func (d *HLSVariant) UnmarshalEnv(_ string, v string) error {
return d.UnmarshalJSON([]byte(`"` + v + `"`))
}