diff --git a/platform/default/jpeg_reader.cpp b/platform/default/jpeg_reader.cpp
index d56c10af2..f1e9d0fdf 100644
--- a/platform/default/jpeg_reader.cpp
+++ b/platform/default/jpeg_reader.cpp
@@ -71,18 +71,12 @@ private:
 
 namespace
 {
-image_reader* create_jpeg_reader(std::string const& file)
-{
-    return new jpeg_reader<boost::iostreams::file_source>(file);
-}
-
-image_reader* create_jpeg_reader2(char const* data, size_t size)
+image_reader* create_jpeg_reader(char const* data, size_t size)
 {
     return new jpeg_reader<boost::iostreams::array_source>(data, size);
 }
 
-const static bool registered  = register_image_reader("jpeg",create_jpeg_reader);
-const static bool registered2 = register_image_reader("jpeg",create_jpeg_reader2);
+const static bool registered = register_image_reader("jpeg",create_jpeg_reader);
 }
 
 // ctors
diff --git a/platform/default/png_reader.cpp b/platform/default/png_reader.cpp
index 76437dec3..838344286 100644
--- a/platform/default/png_reader.cpp
+++ b/platform/default/png_reader.cpp
@@ -61,19 +61,13 @@ private:
 
 namespace
 {
-
-image_reader* create_png_reader(std::string const& file)
-{
-      return new png_reader<boost::iostreams::file_source>(file);
-}
-
-image_reader* create_png_reader2(char const * data, std::size_t size)
+image_reader* create_png_reader(char const * data, std::size_t size)
 {
     return new png_reader<boost::iostreams::array_source>(data, size);
 }
 
 const static bool registered = register_image_reader("png",create_png_reader);
-const static bool registered2 = register_image_reader("png", create_png_reader2);
+
 }