Make batch converter basically work.

2 files changed, 32 insertions, 0 deletions

diff --git a/src/lib/job.cc b/src/lib/job.cc
index 1c66d87d3..9a5812fa7 100644
--- a/src/lib/job.cc
+++ b/src/lib/job.cc
@@ -26,6 +26,7 @@
 #include <libdcp/exceptions.h>
 #include "job.h"
 #include "util.h"
+#include "cross.h"
 
 #include "i18n.h"
 
@@ -155,6 +156,13 @@ Job::finished_cancelled () const
 	return _state == FINISHED_CANCELLED;
 }
 
+bool
+Job::paused () const
+{
+	boost::mutex::scoped_lock lm (_state_mutex);
+	return _state == PAUSED;
+}
+	
 /** Set the state of this job.
  *  @param s New state.
  */
@@ -190,6 +198,10 @@ Job::set_progress (float p)
 	_progress_unknown = false;
 	_stack.back().normalised = p;
 	boost::this_thread::interruption_point ();
+
+	if (paused ()) {
+		dvdomatic_sleep (1);
+	}
 }
 
 /** @return fractional overall progress, or -1 if not known */
@@ -326,3 +338,19 @@ Job::cancel ()
 	_thread->interrupt ();
 	_thread->join ();
 }
+
+void
+Job::pause ()
+{
+	if (running ()) {
+		set_state (PAUSED);
+	}
+}
+
+void
+Job::resume ()
+{
+	if (paused ()) {
+		set_state (RUNNING);
+	}
+}
diff --git a/src/lib/job.h b/src/lib/job.h
index fd036bce2..37fa56d20 100644
--- a/src/lib/job.h
+++ b/src/lib/job.h
@@ -47,6 +47,8 @@ public:
 	virtual void run () = 0;
 	
 	void start ();
+	void pause ();
+	void resume ();
 	void cancel ();
 
 	bool is_new () const;
@@ -55,6 +57,7 @@ public:
 	bool finished_ok () const;
 	bool finished_in_error () const;
 	bool finished_cancelled () const;
+	bool paused () const;
 
 	std::string error_summary () const;
 	std::string error_details () const;
@@ -79,6 +82,7 @@ protected:
 	enum State {
 		NEW,            ///< the job hasn't been started yet
 		RUNNING,        ///< the job is running
+		PAUSED,         ///< the job has been paused
 		FINISHED_OK,    ///< the job has finished successfully
 		FINISHED_ERROR, ///< the job has finished in error
 		FINISHED_CANCELLED ///< the job was cancelled