Minor changes to avoid conflicts and warnings in visual studio.

dlib/external/libjpeg/jmorecfg.h

@@ -49,6 +49,16 @@
  * arrays is very slow on your hardware, you might want to change these.
  */
 
+
+#ifdef _MSC_VER
+// Disable the following warnings for Visual Studio
+// This is a warning you get from visual studio 2005 about things in the standard C++
+// library being "deprecated."  I checked the C++ standard and it doesn't say jack 
+// about any of them (I checked the searchable PDF).   So this warning is total Bunk.
+#pragma warning(disable : 4996)
+#endif
+
+
 #if BITS_IN_JSAMPLE == 8
 /* JSAMPLE should be the smallest type that will hold the values 0..255.
  * You can use a signed char by having GETJSAMPLE mask it with 0xFF.
@@ -187,7 +197,9 @@ typedef unsigned int JDIMENSION;
 #ifdef NEED_FAR_POINTERS
 #define FAR  far
 #else
-#define FAR
+#ifndef FAR 
+    #define FAR
+#endif
 #endif
 
 

dlib/external/libpng/pngconf.h

@@ -19,6 +19,15 @@
  * and png_info.
  */
 
+#ifdef _MSC_VER
+// Disable the following warnings for Visual Studio
+// This is a warning you get from visual studio 2005 about things in the standard C++
+// library being "deprecated."  I checked the C++ standard and it doesn't say jack 
+// about any of them (I checked the searchable PDF).   So this warning is total Bunk.
+#pragma warning(disable : 4996)
+#endif
+
+
 #ifndef PNGCONF_H
 #define PNGCONF_H