Move display_player_video into SimpleVideoView.

[dcpomatic.git] / src / wx / simple_video_view.cc

diff --git a/src/wx/simple_video_view.cc b/src/wx/simple_video_view.cc
index 7d2080003fd147b2624e8078740eb18b72857a5a..456d8cd30d8aca6333c193c6be8e4f413bf33c85 100644 (file)
--- a/src/wx/simple_video_view.cc
+++ b/src/wx/simple_video_view.cc
@@ -21,6 +21,7 @@
 #include "simple_video_view.h"
 #include "film_viewer.h"
 #include "wx_util.h"
+#include "closed_captions_dialog.h"
 #include "lib/image.h"
 #include "lib/dcpomatic_log.h"
 #include "lib/butler.h"
@@ -31,6 +32,7 @@
 using std::max;
 using std::string;
 using boost::optional;
+using boost::shared_ptr;
 using namespace dcpomatic;
 
 SimpleVideoView::SimpleVideoView (FilmViewer* viewer, wxWindow* parent)
@@ -207,8 +209,63 @@ SimpleVideoView::get (bool lazy)
                error_dialog (get(), e.what());
        }
 
-       _viewer->display_player_video ();
+       display_player_video ();
        _viewer->PositionChanged ();
 
        return true;
 }
+
+void
+SimpleVideoView::display_player_video ()
+{
+       if (!_viewer->_player_video.first) {
+               set_image (shared_ptr<Image>());
+               _viewer->refresh_view ();
+               return;
+       }
+
+       if (_viewer->playing() && (_viewer->time() - _viewer->_player_video.second) > _viewer->one_video_frame()) {
+               /* Too late; just drop this frame before we try to get its image (which will be the time-consuming
+                  part if this frame is J2K).
+               */
+               _viewer->_video_position = _viewer->_player_video.second;
+               ++_viewer->_dropped;
+               return;
+       }
+
+       /* In an ideal world, what we would do here is:
+        *
+        * 1. convert to XYZ exactly as we do in the DCP creation path.
+        * 2. convert back to RGB for the preview display, compensating
+        *    for the monitor etc. etc.
+        *
+        * but this is inefficient if the source is RGB.  Since we don't
+        * (currently) care too much about the precise accuracy of the preview's
+        * colour mapping (and we care more about its speed) we try to short-
+        * circuit this "ideal" situation in some cases.
+        *
+        * The content's specified colour conversion indicates the colourspace
+        * which the content is in (according to the user).
+        *
+        * PlayerVideo::image (bound to PlayerVideo::force) will take the source
+        * image and convert it (from whatever the user has said it is) to RGB.
+        */
+
+       _viewer->_state_timer.set ("get image");
+
+       set_image (
+               _viewer->_player_video.first->image(bind(&PlayerVideo::force, _1, AV_PIX_FMT_RGB24), false, true)
+               );
+
+       _viewer->_state_timer.set ("ImageChanged");
+       _viewer->ImageChanged (_viewer->_player_video.first);
+       _viewer->_state_timer.unset ();
+
+       _viewer->_video_position = _viewer->_player_video.second;
+       _viewer->_inter_position = _viewer->_player_video.first->inter_position ();
+       _viewer->_inter_size = _viewer->_player_video.first->inter_size ();
+
+       _viewer->refresh_view ();
+
+       _viewer->_closed_captions_dialog->update (_viewer->time());
+}