Fix errors.

src/nvtt/tools/thumbnailer.cpp

@@ -93,8 +93,7 @@ int main(int argc, char *argv[])
             if (i+1 < argc && argv[i+1][0] != '-') {
                 output = argv[i+1];
             }
-			else
-			{
+            else {
                 fprintf(stderr, "No output filename.\n");
                 return 1;
             }
@@ -118,9 +117,18 @@ int main(int argc, char *argv[])
     nv::Image image;
     if (!loadImage(image, input.str())) return 1;
 
-	nv::ImageIO::ImageMetaData metaData;
-	metaData.tagMap.add("Thumb::Image::Width", nv::StringBuilder().number (image.width()));
-	metaData.tagMap.add("Thumb::Image::Height", nv::StringBuilder().number (image.height()));
+    nv::StringBuilder widthString;
+    widthString.number(image.width());
+    nv::StringBuilder heightString;
+    heightString.number(image.height());
+
+    nv::Array<const char *> metaData;
+    metaData.append("Thumb::Image::Width");
+    metaData.append(widthString.str());
+    metaData.append("Thumb::Image::Height");
+    metaData.append(heightString.str());
+    metaData.append(NULL);
+    metaData.append(NULL);
 
     if ((image.width() > size) || (image.height() > size))
     {
@@ -144,12 +152,12 @@ int main(int argc, char *argv[])
 	result->setFormat(nv::Image::Format_ARGB);
 
         nv::StdOutputStream stream(output.str());
-        nv::ImageIO::save(output.str(), stream, result.ptr(), &metaData);
+        nv::ImageIO::save(output.str(), stream, result.ptr(), metaData.buffer());
     }
     else
     {
         nv::StdOutputStream stream(output.str());
-        nv::ImageIO::save(output.str(), stream, &image, &metaData);
+        nv::ImageIO::save(output.str(), stream, &image, metaData.buffer());
     }
 	
     return 0;