/// <summary>
/// Attaches a pipeline/bin to the audio player tee, optionally using pad blocking
/// </summary>
/// <param name="bin">
/// A <see cref="Bin"/> to attach to the player tee
/// </param>
/// <param name="use_pad_block">
/// A <see cref="System.Boolean"/> indicating whether to use pad blocking or not
/// </param>
/// <returns>
/// A <see cref="System.Boolean"/> -- always true
/// </returns>
public bool AddBin(Bin bin, bool use_pad_block)
{
Bin[] user_bins = new Bin[2] {
new Bin(this.ToIntPtr()), bin
};
GCHandle gch = GCHandle.Alloc(user_bins);
IntPtr user_data = GCHandle.ToIntPtr(gch);
Pad fixture_pad = this.GetStaticPad("sink");
Pad block_pad = fixture_pad.GetPeer();
fixture_pad.UnRef();
if (use_pad_block)
{
ulong blocking_probe = block_pad.AddProbe(PadProbeType.GST_PAD_PROBE_TYPE_BLOCK, ReallyAddBinBlocked, user_data, null);
Hyena.Log.DebugFormat("[Streamrecorder.PlayerAudioTee]<AddBin> blockin pad {0} to perform an operation ({1})", block_pad.GetPathString(), blocking_probe);
}
else
{
Hyena.Log.Debug("Streamrecorder.PlayerAudioTee]<AddBin> not using blockin pad, calling operation directly");
ReallyAddBinUnblocked(block_pad.ToIntPtr(), IntPtr.Zero, user_data);
}
block_pad.UnRef();
return(true);
}
/// <summary>
/// Changes the location of the file being recorded while recording is in progress,
/// splitting the file at the current stream location
/// </summary>
/// <param name="new_location">
/// A <see cref="System.String"/> containing the full new filename and path
/// </param>
private void SetNewTrackLocation(string new_location, IntPtr active_pad)
{
try {
Pad teepad = ghost_pad.GetPeer();
if (encoder_bin.GetState() == StateChangeReturn.Success &&
ServiceManager.PlayerEngine.CurrentState == PlayerState.Playing)
{
object[] user_objects = new object[3] {
teepad.ToIntPtr(), new_location, active_pad
};
GCHandle gch = GCHandle.Alloc(user_objects);
IntPtr user_data = GCHandle.ToIntPtr(gch);
ulong probe_id = teepad.AddProbe(PadProbeType.GST_PAD_PROBE_TYPE_BLOCK, SetNewTrackLocationBlocked, user_data, null);
Hyena.Log.Information("[Streamrecorder] changing location during playing state (probe_id=" + probe_id + ")");
}
else
{
encoder_bin.SendEvent(Marshaller.NewEOSEvent());
encoder_bin.SetState(State.Null);
file_sink.Location = new_location;
if (active_pad != IntPtr.Zero)
{
outputselector.SetProperty("active-pad", new Element(active_pad));
}
encoder_bin.SetState(State.Ready);
}
} catch (Exception e) {
Hyena.Log.Information("[Streamrecorder] An exception occurred during gstreamer operation");
Hyena.Log.Debug(e.StackTrace);
}
}
static bool TimeoutCb()
{
_inIdleProbe = 0;
_dbinSrcpad.AddProbe(PadProbeType.Idle, PadProbeCb);
return(true);
}