Added GFX - support for TGA external images

libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/gfx/TgaSupport.java

@@ -0,0 +1,37 @@
+/*
+ *  Copyright (C) 2010-2022 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.gfx;
+
+import javax.imageio.spi.IIORegistry;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class TgaSupport {
+    
+    private static boolean inited = false;
+    
+    public static void init() {
+        if (inited) {
+            return;
+        }
+        IIORegistry registry = IIORegistry.getDefaultInstance();
+        registry.registerServiceProvider(new com.realityinteractive.imageio.tga.TGAImageReaderSpi());
+        inited = true;
+    }
+}