changed fsb rounding error output location

fsb.h

@@ -158,15 +158,15 @@ class fsb
 		filename.erase(filename.end() - 4, filename.end());
 		checkError(lodepng::load_file(buffer, png.path().u8string()));
 		checkError(lodepng::decode(image, w, h, state, buffer));
+		if (w % 3 != 0 || h % 2 != 0)
+		{
+			out(4) << "FSB: Wrong dimensions: " << png.path().u8string() << std::endl << "will be cropped to proper dimensions" << std::endl;
+		}
 		image1.reserve(buffer.size() / 6);
 		image2.reserve(buffer.size() / 6);
 		image3.reserve(buffer.size() / 6);
 		const unsigned int outw = w / 3 * 4;
 		const unsigned int outh = h / 2;
-		if (w % 3 != 0 || h % 2 != 0)
-		{
-			out(4) << "FSB: Wrong dimensions: " << png.path().u8string() << std::endl << "will be cropped to proper dimensions" << std::endl;
-		}
 		for (size_t i = 0; i < (w * 4) * outh; i++)
 		{
 			if (i % (w * 4) < outw)