Y2R: Rework conversion process, enabling support for all formats

src/core/hw/y2r.h

@@ -0,0 +1,15 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+namespace Y2R_U {
+    struct ConversionConfiguration;
+}
+
+namespace HW {
+namespace Y2R {
+
+void PerformConversion(Y2R_U::ConversionConfiguration& cvt);
+
+}
+}