void _auGraph_RenderCallback(object sender, AudioGraphEventArgs e)
{
// is Post Render ?
if ((e.ActionFlags & AudioUnit.AudioUnitRenderActionFlags.kAudioUnitRenderAction_PostRender) != 0)
{
/*
* if (_isRecording)
* {
* // reading buffer
* _extAudioFile.WriteAsync(e.NumberFrames, e.Data);
* }*/
}
}
static int renderCallback(IntPtr inRefCon,
ref AudioUnitRenderActionFlags _ioActionFlags,
ref AudioTimeStamp _inTimeStamp,
int _inBusNumber,
int _inNumberFrames,
AudioBufferList _ioData)
{
// getting audiounit instance
var handler = GCHandle.FromIntPtr(inRefCon);
var inst = (AUGraph)handler.Target;
// invoke event handler with an argument
if (inst.RenderCallback != null){
var args = new AudioGraphEventArgs(
_ioActionFlags,
_inTimeStamp,
_inBusNumber,
_inNumberFrames,
_ioData);
inst.RenderCallback(inst, args);
}
return 0; // noerror
}
#pragma warning disable 0612
void HandleRenderCallback(object sender, AudioGraphEventArgs e)
{
graphRenderCallbackCount++;
}