X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=video_widget.h;h=c0f28d75ec7ad8ff99e14e245e49e51054385a93;hb=9e95c15a6754fa571199c36d73ac2dc1d45e5c64;hp=dc7d0ab7b3f834285b1da2feabd3a2e06417a927;hpb=5ccdfdea87f84fcc4d6c981a88dacd1127ab7106;p=pkanalytics

diff --git a/video_widget.h b/video_widget.h
index dc7d0ab..c0f28d7 100644
--- a/video_widget.h
+++ b/video_widget.h
@@ -25,7 +25,7 @@ public:
 	VideoWidget(QWidget *parent);
 	~VideoWidget() { stop(); }
 
-	void open(const std::string &filename);
+	bool open(const std::string &filename);  // False on error.
 	void play();
 	uint64_t get_position() const { return last_position; }  // In milliseconds.
 	void pause();
@@ -77,7 +77,8 @@ private:
 	int64_t pts_origin;
 	int64_t last_pts;
 	std::atomic<uint64_t> last_position{0};  // TODO: sort of redundant wrt. last_pts (but this one can be read from the other thread)
-	std::atomic<bool> running{false};
+	enum RunState { NOT_RUNNING, STARTING, RUNNING, VIDEO_FILE_ERROR };  // NOT_RUNNING and VIDEO_FILE_ERROR both imply that the thread isn't running and can freely be restarted.
+	std::atomic<RunState> running{NOT_RUNNING};
 	bool paused = false;
 	std::chrono::steady_clock::time_point start, next_frame_start, last_frame;