Genvid_SubscribeCommand()

GenvidStatus Genvid_SubscribeCommand(const char *id, GenvidCommandCallback callback, void *userData)

Subscribes to the command whose is named id.

The callback parameter specifies the function to call when commands are received.

The userData is a generic user pointer that will be sent to callback when it is invoked.

The call is asynchronous, it will return one of the following values :

GenvidStatus_UninitializedSDK : The Genvid library was not initialised before calling it.

GenvidStatus_InvalidParameter : id is null.

GenvidStatus_InvalidState : The asynchronous handler was not initialised.

GenvidStatus_InvalidParameter : One of the parameters is invalid.

See Genvid_UnsubscribeCommand().