Fix for #12920 - Prusa Slicer 2.8 rc 2 / iCCP: known incorrect sRGB profile

(SPE-2485)

src/slic3r/GUI/GUI_App.cpp

@@ -1256,6 +1256,10 @@ bool GUI_App::on_init_inner()
     // Set initialization of image handlers before any UI actions - See GH issue #7469
     wxInitAllImageHandlers();
 
+    // Set our own gui log as an active target
+    m_log_gui = new LogGui();
+    wxLog::SetActiveTarget(m_log_gui);
+
 #if defined(_WIN32) && ! defined(_WIN64)
     // Win32 32bit build.
     if (wxPlatformInfo::Get().GetArchName().substr(0, 2) == "64") {
@@ -4146,5 +4150,31 @@ void GUI_App::show_printer_webview_tab()
     mainframe->show_printer_webview_tab(preset_bundle->physical_printers.get_selected_printer_config());
 }
 
+
+
+bool LogGui::ignorred_message(const wxString& msg)
+{    
+    for(const wxString& err : std::initializer_list<wxString>{ wxString("cHRM chunk does not match sRGB"),
+                                                               wxString("known incorrect sRGB profile") }) {
+        if (msg.Contains(err))
+            return true;
+    }
+    return false;
+}
+
+void LogGui::DoLogText(const wxString& msg)
+{
+    if (ignorred_message(msg))
+        return;
+    wxLogGui::DoLogText(msg);
+}
+
+void LogGui::DoLogRecord(wxLogLevel level, const wxString& msg, const wxLogRecordInfo& info)
+{
+    if (ignorred_message(msg))
+        return;
+    wxLogGui::DoLogRecord(level, msg, info);
+}
+
 } // GUI
 } //Slic3r

src/slic3r/GUI/GUI_App.hpp

@@ -119,6 +119,20 @@ static wxString dots("…", wxConvUTF8);
     #define SUPPORTS_MARKUP
 #endif
 
+
+// A wrapper class to allow ignoring some known warnings 
+// and not bothering users with redundant messages. 
+// see https://github.com/prusa3d/PrusaSlicer/issues/12920
+class LogGui : public wxLogGui
+{
+protected:
+    void DoLogText(const wxString& msg) override;
+    void DoLogRecord(wxLogLevel level, const wxString& msg, const wxLogRecordInfo& info) override;
+
+private:
+    bool ignorred_message(const wxString& msg);
+};
+
 class GUI_App : public wxApp
 {
 public:
@@ -181,6 +195,7 @@ private:
 	size_t m_instance_hash_int;
 
     Search::OptionsSearcher* m_searcher{ nullptr };
+    LogGui*                  m_log_gui { nullptr };
 
 public:
     bool            OnInit() override;