X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/39d16996b7616bf8090b140db74fd0b52d50d169..368c9c6d8490b006b752b95caaf3a8338837f7a5:/src/common/imagpng.cpp

diff --git a/src/common/imagpng.cpp b/src/common/imagpng.cpp
index b1fea3c1fe..7e33316411 100644
--- a/src/common/imagpng.cpp
+++ b/src/common/imagpng.cpp
@@ -111,8 +111,8 @@ void
 PNGLINKAGEMODE wx_png_error(png_structp png_ptr, png_const_charp message)
 {
     wxPNGInfoStruct *info = WX_PNG_INFO(png_ptr);
-    if ( info->verbose )
-        wxLogError(wxString(message));
+    if (info->verbose)
+        wxLogError( wxString::FromAscii(message) );
 
 #ifdef USE_FAR_KEYWORD
     {
@@ -129,8 +129,8 @@ void
 PNGLINKAGEMODE wx_png_warning(png_structp png_ptr, png_const_charp message)
 {
     wxPNGInfoStruct *info = WX_PNG_INFO(png_ptr);
-    if ( info->verbose )
-        wxLogWarning(wxString(message));
+    if (info->verbose)
+        wxLogWarning( wxString::FromAscii(message) );
 }
 
 } // extern "C"
@@ -188,6 +188,10 @@ bool wxPNGHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbose
     if (color_type == PNG_COLOR_TYPE_PALETTE)
         png_set_expand( png_ptr );
 
+    // Fix for Bug [ 439207 ] Monochrome PNG images come up black
+    if (bit_depth < 8)
+        png_set_expand( png_ptr );
+
     png_set_strip_16( png_ptr );
     png_set_packing( png_ptr );
     if (png_get_valid( png_ptr, info_ptr, PNG_INFO_tRNS))