minor cleanup

4 years ago · a9d554a4ac
parent ff3023f266
commit a9d554a4ac
1 changed files with 5 additions and 1 deletions
--- a/dlib/image_loader/png_loader.cpp
+++ b/dlib/image_loader/png_loader.cpp
@ -46,6 +46,10 @@ namespace dlib
        {
        }

+        // no copying this object.
+        FileInfo(const FileInfo&) = delete;
+        FileInfo& operator=(const FileInfo&) = delete;
+
        ~FileInfo()
        {
            if ( fp_ != nullptr ) fclose( fp_ );
@ -174,7 +178,7 @@ namespace dlib

    void png_loader::read_image( std::unique_ptr<FileInfo> file_info )
    {
-        if ( !file_info ) throw image_load_error(std::string("png_loader: invalid file_info, it is NULL"));
+        DLIB_CASSERT(file_info);

        ld_.reset(new LibpngData);