Print more informative error message for unsupported image file formats.

nuxping · Jun 2, 2014 · 8e2f8af · 8e2f8af
1 parent 28bcc17
commit 8e2f8af
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/core/imageio.cpp b/src/core/imageio.cpp
@@ -69,7 +69,9 @@ RGBSpectrum *ReadImage(const string &name, int *width, int *height) {
             !strcmp(name.c_str() + suffixOffset, ".PFM"))
             return ReadImagePFM(name, width, height);
     }
-    Error("Can't determine image file type from suffix of filename \"%s\"",
+    Error("Unable to load image stored in format \"%s\" for filename \"%s\". "
+          "Returning a constant grey image instead.",
+          rindex(name.c_str(), '.') ? (rindex(name.c_str(), '.') + 1) : "(unknown)",
           name.c_str());
     RGBSpectrum *ret = new RGBSpectrum[1];
     ret[0] = 0.5f;