private void UnregisterMediaPacketPreviewCallback()
{
Native.UnsetMediaPacketPreviewCallback(_handle).
ThrowIfFailed("Failed to unset media packet preview callback.");
_mediaPacketPreviewCallback = null;
}
private void RegisterMediaPacketPreviewCallback()
{
_mediaPacketPreviewCallback = (IntPtr mediaPacket, IntPtr userData) =>
{
MediaPacket packet = MediaPacket.From(mediaPacket);
var eventHandler = _mediaPacketPreview;
if (eventHandler != null)
{
eventHandler.Invoke(this, new MediaPacketPreviewEventArgs(packet));
}
else
{
packet.Dispose();
}
};
CameraErrorFactory.ThrowIfError(Native.SetMediaPacketPreviewCallback(_handle, _mediaPacketPreviewCallback, IntPtr.Zero),
"Setting media packet preview callback failed");
}
private void RegisterMediaPacketPreviewCallback()
{
_mediaPacketPreviewCallback = (mediaPacket, _) =>
{
MediaPacket packet = MediaPacket.From(mediaPacket);
var eventHandler = _mediaPacketPreview;
if (eventHandler != null)
{
eventHandler.Invoke(this, new MediaPacketPreviewEventArgs(packet));
}
packet.Dispose();
};
Native.SetMediaPacketPreviewCallback(_handle, _mediaPacketPreviewCallback).
ThrowIfFailed("Failed to set media packet preview callback.");
}
private void UnregisterMediaPacketPreviewCallback()
{
CameraErrorFactory.ThrowIfError(Native.UnsetMediaPacketPreviewCallback(_handle),
"Unsetting media packet preview callback failed");
_mediaPacketPreviewCallback = null;
}