adding stub for ffmpeg

build/shared/tools/MovieMaker/src/processing/app/tools/FFmpegEngine.java

@@ -0,0 +1,26 @@
+package processing.app.tools;
+
+import java.awt.*;
+import java.io.File;
+import java.io.IOException;
+
+class FFmpegEngine {
+  Component parent;
+
+
+  FFmpegEngine(Component parent) {
+    this.parent = parent;
+  }
+
+
+  String[] getFormats() {
+    return new String[] {
+      "MPEG-4", "Animated GIF"
+    };
+  }
+
+
+  void write(File movieFile, File[] imgFiles, File soundFile,
+             int width, int height, double fps, String formatName) throws IOException {
+  }
+}