WiiU: Further fixes

- Fix OGG playback (Wii uses tremor, playback is fine)
- Prevent Fullscreen toggling via command when the setting is disabled

Allowing fullscreen toggling messes up the rendering on WiiU

src/decoder_oggvorbis.cpp

@@ -207,7 +207,14 @@ int OggVorbisDecoder::FillBuffer(uint8_t* buffer, int length) {
 #ifdef HAVE_TREMOR
 		read = ov_read(ovf, reinterpret_cast<char*>(buffer + length - to_read), to_read, &section);
 #else
-		read = ov_read(ovf, reinterpret_cast<char*>(buffer + length - to_read), to_read, 0/*LE*/, 2/*16bit*/, 1/*signed*/, &section);
+#  if defined(__WIIU__)
+		// FIXME: This is the endianess of the audio and not of the host but the byteswapping in ov_read does
+		// not sound like it works
+		int byte_order = 1; // BE
+#  else
+		int byte_order = 0; // LE
+#endif
+		read = ov_read(ovf, reinterpret_cast<char*>(buffer + length - to_read), to_read, byte_order, 2/*16bit*/, 1/*signed*/, &section);
 #endif
 		// stop decoding when error or end of file
 		if (read <= 0)

src/game_interpreter.cpp

@@ -4041,6 +4041,12 @@ bool Game_Interpreter::CommandToggleFullscreen(lcf::rpg::EventCommand const& /*
 		return true;
 	}
 
+	auto cfg = DisplayUi->GetConfig();
+	if (!cfg.fullscreen.IsOptionVisible() || cfg.fullscreen.IsLocked()) {
+		Output::Debug("ToggleFullscreen: Not supported on this platform");
+		return true;
+	}
+
 	DisplayUi->ToggleFullscreen();
 	return true;
 }