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add 0x0006 dante channel type and default 0x3000 subscriptions to audio

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Ian Gulliver
2026-01-23 23:16:09 -08:00
parent 604123559b
commit f4b2351de8
1 changed files with 8 additions and 3 deletions
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11
dante_control.go
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@@ -278,7 +278,7 @@ func (t *Tendrils) queryDanteDeviceWithPort(ip net.IP, port int) *DanteDeviceInf
if t.DebugDante {
log.Printf("[dante] %s: 0x3000 returned %d subscriptions, hasMulticast=%v", ip, len(info.Subscriptions), info.HasMulticast)
}
if info.RxChannelCount > 0 && (len(info.Subscriptions) == 0 || info.HasMulticast) {
if info.RxChannelCount > 0 {
subs3400 := t.queryDanteSubscriptions3400(conn, ip, info.RxChannelCount)
if len(subs3400) > 0 {
info.Subscriptions = subs3400
@@ -308,12 +308,13 @@ type DanteChannelType uint16
const (
DanteChannelUnknown DanteChannelType = 0
DanteChannelAudio DanteChannelType = 0x000f
DanteChannelAudio2 DanteChannelType = 0x0006
DanteChannelVideo DanteChannelType = 0x000e
)
func (t DanteChannelType) String() string {
switch t {
case DanteChannelAudio:
case DanteChannelAudio, DanteChannelAudio2:
return "audio"
case DanteChannelVideo:
return "video"
@@ -543,6 +544,7 @@ func (t *Tendrils) queryDanteSubscriptions(conn *net.UDPConn, ip net.IP, rxCount
RxChannel: rxChannelNum,
TxDeviceName: txDeviceName,
TxChannelName: txChannelName,
ChannelType: DanteChannelAudio,
})
recordOffset += 20
@@ -561,12 +563,12 @@ func (t *Tendrils) queryDanteSubscriptions(conn *net.UDPConn, ip net.IP, rxCount
txChannelName := extractNullTerminatedString(resp, txChannelOffset)
txDeviceName := extractNullTerminatedString(resp, txDeviceOffset)
if txDeviceName != "" {
subscriptions = append(subscriptions, DanteSubscription{
RxChannel: rxChannelNum,
TxDeviceName: txDeviceName,
TxChannelName: txChannelName,
ChannelType: DanteChannelAudio,
})
}
@@ -659,6 +661,9 @@ func (t *Tendrils) queryDanteSubscriptions3400(conn *net.UDPConn, ip net.IP, rxC
continue
}
channelType = DanteChannelType(binary.BigEndian.Uint16(resp[rawOffset+14 : rawOffset+16]))
if channelType == DanteChannelUnknown {
channelType = DanteChannelAudio
}
txChOffset = int(binary.BigEndian.Uint16(resp[rawOffset+44 : rawOffset+46]))
txDevOffset = int(binary.BigEndian.Uint16(resp[rawOffset+46 : rawOffset+48]))
} else if marker == 0x141a {