Extract common code out into kdm_for_screen()
[dcpomatic.git] / src / tools / dcpomatic_server.cc
index e7579f74b166648227c0e53bfc74396909a3a3a2..cb4779ee3722c949278a7bdb1f4b4501f0a83164 100644 (file)
@@ -1,42 +1,53 @@
 /*
     Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
 #include "wx/wx_util.h"
 #include "wx/wx_signal_manager.h"
+#include "wx/static_text.h"
 #include "lib/util.h"
-#include "lib/server.h"
+#include "lib/encoded_log_entry.h"
+#include "lib/encode_server.h"
 #include "lib/config.h"
 #include "lib/log.h"
 #include "lib/signaller.h"
+#include "lib/cross.h"
+#include "lib/dcpomatic_log.h"
 #include <wx/taskbar.h>
+#include <wx/splash.h>
 #include <wx/icon.h>
 #include <boost/thread.hpp>
 #include <boost/foreach.hpp>
+#include <boost/optional.hpp>
 #include <iostream>
 
 using std::cout;
 using std::string;
 using std::exception;
 using std::list;
+using std::fixed;
+using std::setprecision;
 using boost::shared_ptr;
 using boost::thread;
 using boost::bind;
+using boost::optional;
+using boost::dynamic_pointer_cast;
 
 enum {
        ID_status = 1,
@@ -44,11 +55,14 @@ enum {
        ID_timer
 };
 
-static int const log_lines = 32;
+static unsigned int const log_lines = 32;
 
-class MemoryLog : public Log, public Signaller
+class ServerLog : public Log, public Signaller
 {
 public:
+       ServerLog ()
+               : _fps (0)
+       {}
 
        string get () const {
                string a;
@@ -58,42 +72,89 @@ public:
                return a;
        }
 
-       string head_and_tail (int) const {
-               /* Not necessary */
-               return "";
+       float fps () const {
+               boost::mutex::scoped_lock lm (_state_mutex);
+               return _fps;
        }
 
        boost::signals2::signal<void(string)> Appended;
        boost::signals2::signal<void(int)> Removed;
 
 private:
-       void do_log (string m)
+       void do_log (shared_ptr<const LogEntry> entry)
        {
-               _log.push_back (m);
-               emit (boost::bind (boost::ref (Appended), m));
+               time_t const s = entry->seconds ();
+               struct tm* local = localtime (&s);
+               if (
+                       !_last_time ||
+                       local->tm_yday != _last_time->tm_yday ||
+                       local->tm_year != _last_time->tm_year ||
+                       local->tm_hour != _last_time->tm_hour ||
+                       local->tm_min != _last_time->tm_min
+                       ) {
+                       char buffer[64];
+                       strftime (buffer, 64, "%c", local);
+                       append (buffer);
+               }
+
+               append (entry->message ());
                if (_log.size() > log_lines) {
                        emit (boost::bind (boost::ref (Removed), _log.front().length()));
                        _log.pop_front ();
                }
+               _last_time = *local;
+
+               shared_ptr<const EncodedLogEntry> encoded = dynamic_pointer_cast<const EncodedLogEntry> (entry);
+               if (encoded) {
+                       _history.push_back (encoded->seconds ());
+                       if (_history.size() > 48) {
+                               _history.pop_front ();
+                       }
+                       if (_history.size() > 2) {
+                               boost::mutex::scoped_lock lm (_state_mutex);
+                               _fps = _history.size() / (_history.back() - _history.front());
+                       }
+               }
+       }
+
+       void append (string s)
+       {
+               _log.push_back (s);
+               emit (boost::bind (boost::ref (Appended), s));
        }
 
        list<string> _log;
+       optional<struct tm> _last_time;
+       std::list<double> _history;
+
+       mutable boost::mutex _state_mutex;
+       float _fps;
 };
 
-static shared_ptr<MemoryLog> memory_log (new MemoryLog);
+static shared_ptr<ServerLog> server_log;
 
 class StatusDialog : public wxDialog
 {
 public:
        StatusDialog ()
                : wxDialog (
-                       0, wxID_ANY, _("DCP-o-matic encode server"),
+                       0, wxID_ANY, _("DCP-o-matic Encode Server"),
                        wxDefaultPosition, wxDefaultSize,
+#ifdef DCPOMATIC_OSX
+                       wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER | wxSTAY_ON_TOP
+#else
                        wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER
+#endif
                        )
        {
-               _sizer = new wxFlexGridSizer (1, DCPOMATIC_SIZER_GAP, DCPOMATIC_SIZER_GAP);
-               _sizer->AddGrowableCol (0, 1);
+               wxFlexGridSizer* state_sizer = new wxFlexGridSizer (2, DCPOMATIC_SIZER_GAP, DCPOMATIC_SIZER_GAP);
+
+               add_label_to_sizer (state_sizer, this, _("Frames per second"), true);
+               _fps = new StaticText (this, wxT(""));
+               state_sizer->Add (_fps);
+
+               wxFlexGridSizer* log_sizer = new wxFlexGridSizer (1, DCPOMATIC_SIZER_GAP, DCPOMATIC_SIZER_GAP);
+               log_sizer->AddGrowableCol (0, 1);
 
                wxClientDC dc (this);
                wxSize size = dc.GetTextExtent (wxT ("This is the length of the file label it should be quite long"));
@@ -101,17 +162,24 @@ public:
                SetSize (700, height + DCPOMATIC_SIZER_GAP * 2);
 
                _text = new wxTextCtrl (
-                       this, wxID_ANY, std_to_wx (memory_log->get()), wxDefaultPosition, wxSize (-1, height),
+                       this, wxID_ANY, std_to_wx (server_log->get()), wxDefaultPosition, wxSize (-1, height),
                        wxTE_READONLY | wxTE_MULTILINE
                        );
 
-               _sizer->Add (_text, 1, wxEXPAND | wxALL, DCPOMATIC_SIZER_GAP);
+               log_sizer->Add (_text, 1, wxEXPAND);
 
-               SetSizer (_sizer);
-               _sizer->Layout ();
+               wxBoxSizer* overall_sizer = new wxBoxSizer (wxVERTICAL);
+               overall_sizer->Add (state_sizer, 0, wxALL, DCPOMATIC_SIZER_GAP);
+               overall_sizer->Add (log_sizer, 1, wxEXPAND | wxALL, DCPOMATIC_SIZER_GAP);
+               SetSizer (overall_sizer);
+               overall_sizer->Layout ();
 
-               memory_log->Appended.connect (bind (&StatusDialog::appended, this, _1));
-               memory_log->Removed.connect (bind (&StatusDialog::removed, this, _1));
+               Bind (wxEVT_TIMER, boost::bind (&StatusDialog::update_state, this));
+               _timer.reset (new wxTimer (this));
+               _timer->Start (1000);
+
+               server_log->Appended.connect (bind (&StatusDialog::appended, this, _1));
+               server_log->Removed.connect (bind (&StatusDialog::removed, this, _1));
        }
 
 private:
@@ -125,8 +193,14 @@ private:
                _text->Remove (0, n + 1);
        }
 
-       wxFlexGridSizer* _sizer;
+       void update_state ()
+       {
+               _fps->SetLabel (wxString::Format ("%.1f", server_log->fps()));
+       }
+
        wxTextCtrl* _text;
+       wxStaticText* _fps;
+       boost::shared_ptr<wxTimer> _timer;
 };
 
 class TaskBarIcon : public wxTaskBarIcon
@@ -136,18 +210,17 @@ public:
                : _status (0)
        {
 #ifdef DCPOMATIC_WINDOWS
-               wxIcon icon (std_to_wx ("taskbar_icon"));
+               wxIcon icon (std_to_wx ("id"));
 #else
-               wxInitAllImageHandlers();
-               wxBitmap bitmap (wxString::Format (wxT ("%s/dcpomatic2_server_small.png"), LINUX_SHARE_PREFIX), wxBITMAP_TYPE_PNG);
+               wxBitmap bitmap (wxString::Format (wxT ("%s/dcpomatic_small.png"), std_to_wx (shared_path().string())), wxBITMAP_TYPE_PNG);
                wxIcon icon;
                icon.CopyFromBitmap (bitmap);
 #endif
 
-               SetIcon (icon, std_to_wx ("DCP-o-matic encode server"));
+               SetIcon (icon, std_to_wx ("DCP-o-matic Encode Server"));
 
-               Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&TaskBarIcon::status, this), ID_status);
-               Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&TaskBarIcon::quit, this), ID_quit);
+               Bind (wxEVT_MENU, boost::bind (&TaskBarIcon::status, this), ID_status);
+               Bind (wxEVT_MENU, boost::bind (&TaskBarIcon::quit, this), ID_quit);
        }
 
        wxMenu* CreatePopupMenu ()
@@ -161,7 +234,9 @@ public:
 private:
        void status ()
        {
-               _status = new StatusDialog ();
+               if (!_status) {
+                       _status = new StatusDialog ();
+               }
                _status->Show ();
        }
 
@@ -178,7 +253,6 @@ class App : public wxApp, public ExceptionStore
 public:
        App ()
                : wxApp ()
-               , _thread (0)
                , _icon (0)
        {}
 
@@ -190,6 +264,17 @@ private:
                        return false;
                }
 
+               wxInitAllImageHandlers ();
+
+               server_log.reset (new ServerLog);
+               server_log->set_types (LogEntry::TYPE_GENERAL | LogEntry::TYPE_WARNING | LogEntry::TYPE_ERROR);
+               dcpomatic_log = server_log;
+
+               Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
+               Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
+
+               wxSplashScreen* splash = maybe_show_splash ();
+
                dcpomatic_setup_path_encoding ();
                dcpomatic_setup_i18n ();
                dcpomatic_setup ();
@@ -198,13 +283,31 @@ private:
                signal_manager = new wxSignalManager (this);
                Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 
+               /* Bad things happen (on Linux at least) if the config is reloaded by main_thread;
+                  it seems like there's a race which results in the locked_sstream mutex being
+                  locked before it is initialised.  Calling Config::instance() here loads the config
+                  again in this thread, which seems to work around the problem.
+               */
+               Config::instance();
+
+#ifdef DCPOMATIC_LINUX
+               StatusDialog* d = new StatusDialog ();
+               d->Show ();
+#else
                _icon = new TaskBarIcon;
-               _thread = new thread (bind (&App::main_thread, this));
+#endif
+               _thread = thread (bind (&App::main_thread, this));
 
                Bind (wxEVT_TIMER, boost::bind (&App::check, this));
                _timer.reset (new wxTimer (this));
                _timer->Start (1000);
 
+               if (splash) {
+                       splash->Destroy ();
+               }
+
+               SetExitOnFrameDelete (false);
+
                return true;
        }
 
@@ -216,8 +319,8 @@ private:
 
        void main_thread ()
        try {
-               Server server (memory_log, false);
-               server.run (Config::instance()->num_local_encoding_threads ());
+               EncodeServer server (false, Config::instance()->server_encoding_threads());
+               server.run ();
        } catch (...) {
                store_current ();
        }
@@ -240,7 +343,17 @@ private:
                signal_manager->ui_idle ();
        }
 
-       boost::thread* _thread;
+       void config_failed_to_load ()
+       {
+               message_dialog (0, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
+       }
+
+       void config_warning (string m)
+       {
+               message_dialog (0, std_to_wx (m));
+       }
+
+       boost::thread _thread;
        TaskBarIcon* _icon;
        shared_ptr<wxTimer> _timer;
 };