public static AudioSessionErrors AddListener(AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
{
throw new ArgumentNullException("listener");
}
if (listeners == null)
{
listeners = new Dictionary <AudioSessionProperty, List <PropertyListener> > ();
}
List <PropertyListener> a;
if (!listeners.TryGetValue(property, out a))
{
listeners [property] = a = new List <PropertyListener> ();
}
a.Add(listener);
if (a.Count == 1)
{
return(AudioSessionAddPropertyListener(property, Listener, IntPtr.Zero));
}
return(AudioSessionErrors.None);
}
public static void AddListener(AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
{
throw new ArgumentNullException("listener");
}
if (listeners == null)
{
listeners = new Hashtable();
}
ArrayList a = (ArrayList)listeners [property];
if (a == null)
{
listeners [property] = a = new ArrayList();
}
a.Add(listener);
if (a.Count == 1)
{
AudioSessionAddPropertyListener(property, Listener, IntPtr.Zero);
}
}
static void SetDouble (AudioSessionProperty property, double val)
{
unsafe {
int k = AudioSessionSetProperty (property, 8, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
}
}
static void SetInt (AudioSessionProperty property, int val)
{
unsafe {
int k = AudioSessionSetProperty (property, sizeof (int), (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
}
}
static void SetFloat (AudioSessionProperty property, float val)
{
unsafe {
int k = AudioSessionSetProperty (property, 4, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
}
}
static float GetFloat (AudioSessionProperty property)
{
unsafe {
float val = 0;
int size = 4;
int k = AudioSessionGetProperty (property, ref size, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
return val;
}
}
static void AddListenerEvent (AudioSessionProperty property, object handler, PropertyListener listener)
{
if (strongListenerHash == null)
Interlocked.CompareExchange (ref strongListenerHash, new Hashtable (), null);
lock (strongListenerHash) {
strongListenerHash [handler] = listener;
}
AddListener (property, listener);
}
static double GetDouble (AudioSessionProperty property)
{
unsafe {
double val = 0;
int size = 8;
int k = AudioSessionGetProperty (property, ref size, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
return val;
}
}
static void Listener (IntPtr userData, AudioSessionProperty prop, int size, IntPtr data)
{
ArrayList a = (ArrayList) listeners [prop];
if (a == null){
// Should never happen
return;
}
foreach (PropertyListener pl in a){
pl (prop, size, data);
}
}
public static void RemoveListener (AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
throw new ArgumentNullException ("listener");
ArrayList a = (ArrayList) listeners [property];
if (a == null)
return;
a.Remove (listener);
if (a.Count == 0)
listeners [property] = null;
}
static IntPtr GetIntPtr (AudioSessionProperty property)
{
unsafe {
IntPtr val;
int size = IntPtr.Size;
int k = AudioSessionGetProperty (property, ref size, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
return val;
}
}
static int GetInt(AudioSessionProperty property)
{
unsafe {
int val = 0;
int size = 4;
int k = AudioSessionGetProperty(property, ref size, (IntPtr)(&val));
if (k != 0)
{
throw new AudioSessionException(k);
}
return(val);
}
}
static void Listener(IntPtr userData, AudioSessionProperty prop, int size, IntPtr data)
{
List <PropertyListener> a;
if (!listeners.TryGetValue(prop, out a))
{
// Should never happen
return;
}
foreach (PropertyListener pl in a)
{
pl(prop, size, data);
}
}
static void RemoveListenerEvent (AudioSessionProperty property, object handler)
{
if (strongListenerHash == null)
return;
PropertyListener listener;
lock (strongListenerHash) {
listener = (PropertyListener) strongListenerHash [handler];
if (listener == null)
return;
strongListenerHash.Remove (handler);
}
RemoveListener (AudioSessionProperty.CurrentHardwareOutputVolume, listener);
}
public static void RemoveListener(AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
{
throw new ArgumentNullException("listener");
}
List <PropertyListener> a;
if (!listeners.TryGetValue(property, out a))
{
return;
}
a.Remove(listener);
if (a.Count == 0)
{
listeners [property] = null;
}
}
static void RemoveListenerEvent(AudioSessionProperty property, object handler)
{
if (strongListenerHash == null)
{
return;
}
PropertyListener listener;
lock (strongListenerHash) {
if (!strongListenerHash.TryGetValue(handler, out listener))
{
return;
}
strongListenerHash.Remove(handler);
}
RemoveListener(AudioSessionProperty.CurrentHardwareOutputVolume, listener);
}
public void audioListener(AudioSessionProperty prop, int size, IntPtr data)
{
if (prop == AudioSessionProperty.AudioRouteChange) {
var audioInputAvailable = AudioSession.AudioInputAvailable;
if (unitIsRunning && !audioInputAvailable) {
rioUnit.Stop ();
} else if (!unitIsRunning && audioInputAvailable) {
if (!unitCreated) {
SetupRemoteIO ();
}
}
}
}
public static AudioSessionErrors AddListener (AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
throw new ArgumentNullException ("listener");
if (listeners == null)
listeners = new Hashtable ();
ArrayList a = (ArrayList) listeners [property];
if (a == null)
listeners [property] = a = new ArrayList ();
a.Add (listener);
if (a.Count == 1) {
return AudioSessionAddPropertyListener (property, Listener, IntPtr.Zero);
}
return AudioSessionErrors.None;
}
void RouteChangeListener(/*IntPtr inClientData,*/
AudioSessionProperty inID,
int inDataSize,
IntPtr inData)
{
if (inID == AudioSessionProperty.AudioRouteChange) {
NSDictionary routeDict = Runtime.GetNSObject (inData) as NSDictionary;
NSNumber reasonValue = (NSNumber)routeDict.ValueForKey (new NSString ("OutputDeviceDidChange_Reason"));
if ((AudioSessionRouteChangeReason)reasonValue.Int32Value ==
AudioSessionRouteChangeReason.OldDeviceUnavailable)
{
this.pausePlaybackForPlayer (this.player);
}
}
}
extern static OSStatus AudioSessionAddPropertyListener(AudioSessionProperty id, _PropertyListener inProc, IntPtr userData);
extern static OSStatus AudioSessionGetPropertySize(AudioSessionProperty id, out int size);
public AudioSessionPropertyEventArgs(AudioSessionProperty prop, int size, IntPtr data)
{
this.Property = prop;
this.Size = size;
this.Data = data;
}
static void SetInt(AudioSessionProperty property, int val)
{
unsafe {
int k = AudioSessionSetProperty (property, 4, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
}
}
static void Listener(IntPtr userData, AudioSessionProperty prop, int size, IntPtr data)
{
ArrayList a = (ArrayList) listeners [prop];
if (a == null){
// Should never happen
return;
}
foreach (PropertyListener pl in a){
pl (prop, size, data);
}
}
static double GetDouble(AudioSessionProperty property)
{
unsafe {
double val = 0;
int size = 8;
int k = AudioSessionGetProperty (property, ref size, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
return val;
}
}
public void Listener(AudioSessionProperty prop, int size, IntPtr data)
{
cback (null, new AudioSessionRouteChangeEventArgs (data));
}
public void Listener(AudioSessionProperty prop, int size, IntPtr data)
{
cback(null, new AudioSessionRouteChangeEventArgs(data));
}
static extern int AudioSessionSetProperty(
AudioSessionProperty inID,
UInt32 inDataSize,
ref OverrideAudioRouteType inData);
static extern OSStatus AudioSessionGetPropertySize(AudioSessionProperty id, out int size);
static extern OSStatus AudioSessionSetProperty(AudioSessionProperty id, int size, IntPtr data);
static IntPtr GetIntPtr (AudioSessionProperty property)
{
unsafe {
IntPtr val;
int size = IntPtr.Size;
int k = AudioSessionGetProperty (property, ref size, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
return val;
}
}
static int GetInt(AudioSessionProperty property)
{
unsafe {
int val = 0;
int size = 4;
int k = AudioSessionGetProperty (property, ref size, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
return val;
}
}
extern static AudioSessionErrors AudioSessionAddPropertyListener(AudioSessionProperty id, _PropertyListener inProc, IntPtr userData);
static void SetDouble(AudioSessionProperty property, double val)
{
unsafe {
int k = AudioSessionSetProperty (property, 8, (IntPtr) (&val));
if (k != 0)
throw new AudioSessionException (k);
}
}
static void AddListenerEvent (AudioSessionProperty property, object handler, PropertyListener listener)
{
if (strongListenerHash == null)
Interlocked.CompareExchange (ref strongListenerHash, new Hashtable (), null);
lock (strongListenerHash) {
strongListenerHash [handler] = listener;
}
AddListener (property, listener);
}
public AudioSessionPropertyEventArgs(AudioSessionProperty prop, int size, IntPtr data)
{
this.Property = prop;
this.Size = size;
this.Data = data;
}
static void RemoveListenerEvent (AudioSessionProperty property, object handler)
{
if (strongListenerHash == null)
return;
PropertyListener listener;
lock (strongListenerHash) {
listener = (PropertyListener) strongListenerHash [handler];
if (listener == null)
return;
strongListenerHash.Remove (handler);
}
RemoveListener (AudioSessionProperty.CurrentHardwareOutputVolume, listener);
}
extern static OSStatus AudioSessionSetProperty(AudioSessionProperty id, int size, IntPtr data);
public static void AddListener(AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
throw new ArgumentNullException ("listener");
if (listeners == null)
listeners = new Hashtable ();
ArrayList a = (ArrayList) listeners [property];
if (a == null)
listeners [property] = a = new ArrayList ();
a.Add (listener);
if (a.Count == 1)
AudioSessionAddPropertyListener (property, Listener, IntPtr.Zero);
}
public static void RemoveListener(AudioSessionProperty property, PropertyListener listener)
{
if (listener == null)
throw new ArgumentNullException ("listener");
ArrayList a = (ArrayList) listeners [property];
if (a == null)
return;
a.Remove (listener);
if (a.Count == 0)
listeners [property] = null;
}
static extern OSStatus AudioSessionAddPropertyListener(AudioSessionProperty id, _PropertyListener inProc, IntPtr userData);
extern static OSStatus AudioSessionGetProperty(AudioSessionProperty id, ref int size, IntPtr data);
static extern int AudioSessionSetProperty( AudioSessionProperty inID, UInt32 inDataSize, ref OverrideAudioRouteType inData);
