Extract common code out into kdm_for_screen()

[dcpomatic.git] / src / lib / job_manager.cc

diff --git a/src/lib/job_manager.cc b/src/lib/job_manager.cc
index 26e2d28970a71c0f5a9d90b7582ed2738fd2fca0..c40178f418a8960914193245f8fbebe557eead97 100644 (file)
--- a/src/lib/job_manager.cc
+++ b/src/lib/job_manager.cc
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -26,6 +26,7 @@
 #include "job.h"
 #include "cross.h"
 #include "analyse_audio_job.h"
+#include "analyse_subtitles_job.h"
 #include "film.h"
 #include <boost/thread.hpp>
 #include <boost/foreach.hpp>
@@ -46,7 +47,6 @@ JobManager* JobManager::_instance = 0;
 JobManager::JobManager ()
        : _terminate (false)
        , _paused (false)
-       , _scheduler (0)
 {
 
 }
@@ -54,9 +54,9 @@ JobManager::JobManager ()
 void
 JobManager::start ()
 {
-       _scheduler = new boost::thread (boost::bind (&JobManager::scheduler, this));
+       _scheduler = boost::thread (boost::bind(&JobManager::scheduler, this));
 #ifdef DCPOMATIC_LINUX
-       pthread_setname_np (_scheduler->native_handle(), "job-scheduler");
+       pthread_setname_np (_scheduler.native_handle(), "job-scheduler");
 #endif
 }
 
@@ -72,16 +72,13 @@ JobManager::~JobManager ()
                _empty_condition.notify_all ();
        }
 
-       if (_scheduler) {
-               /* Ideally this would be a DCPOMATIC_ASSERT(_scheduler->joinable()) but we
-                  can't throw exceptions from a destructor.
-               */
-               if (_scheduler->joinable ()) {
-                       _scheduler->join ();
+       if (_scheduler.joinable()) {
+               try {
+                       _scheduler.join();
+               } catch (...) {
+
                }
        }
-
-       delete _scheduler;
 }
 
 shared_ptr<Job>
@@ -254,6 +251,42 @@ JobManager::analyse_audio (
        emit (boost::bind (boost::ref (JobAdded), weak_ptr<Job> (job)));
 }
 
+
+void
+JobManager::analyse_subtitles (
+       shared_ptr<const Film> film,
+       shared_ptr<Content> content,
+       boost::signals2::connection& connection,
+       function<void()> ready
+       )
+{
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+
+               BOOST_FOREACH (shared_ptr<Job> i, _jobs) {
+                       shared_ptr<AnalyseSubtitlesJob> a = dynamic_pointer_cast<AnalyseSubtitlesJob> (i);
+                       if (a && a->path() == film->subtitle_analysis_path(content)) {
+                               i->when_finished (connection, ready);
+                               return;
+                       }
+               }
+       }
+
+       shared_ptr<AnalyseSubtitlesJob> job;
+
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+
+               job.reset (new AnalyseSubtitlesJob(film, content));
+               connection = job->Finished.connect (ready);
+               _jobs.push_back (job);
+               _empty_condition.notify_all ();
+       }
+
+       emit (boost::bind (boost::ref (JobAdded), weak_ptr<Job> (job)));
+}
+
+
 void
 JobManager::increase_priority (shared_ptr<Job> job)
 {