Record Dialog - Fix crash when movie folder does not already exist

BizHawk.Client.Common/movie/bk2/Bk2Movie.IO.cs

@@ -139,6 +139,12 @@ namespace BizHawk.Client.Common
 
 		private void Write(string fn)
 		{
+			var file = new FileInfo(fn);
+			if (!file.Directory.Exists)
+			{
+				Directory.CreateDirectory(file.Directory.ToString());
+			}
+
 			using (var fs = new FileStream(fn, FileMode.Create, FileAccess.Write))
 			using (var bs = new BinaryStateSaver(fs, false))
 			{

BizHawk.Client.EmuHawk/movie/RecordMovie.cs

@@ -124,6 +124,7 @@ namespace BizHawk.Client.EmuHawk
 					.GetCustomAttribute(Global.Emulator.GetType(), typeof(CoreAttributes)))
 					.CoreName;
 
+				movieToRecord.Save();
 				GlobalWin.MainForm.StartNewMovie(movieToRecord, true);
 
 				Global.Config.UseDefaultAuthor = DefaultAuthorCheckBox.Checked;