Quell config-save warning when we're only trying to save history.
[dcpomatic.git] / src / lib / video_content.cc
index 36438fc2a9041f34ec31027fd4c76ffb5f541746..8cb30546371a7c43a19a3afd1529c7941ffbb0c4 100644 (file)
@@ -234,6 +234,10 @@ VideoContent::take_from_examiner (shared_ptr<VideoExaminer> d)
        optional<double> const ar = d->sample_aspect_ratio ();
        bool const yuv = d->yuv ();
 
+       ChangeSignaller<Content> cc1 (_parent, VideoContentProperty::SIZE);
+       ChangeSignaller<Content> cc2 (_parent, VideoContentProperty::SCALE);
+       ChangeSignaller<Content> cc3 (_parent, ContentProperty::LENGTH);
+
        {
                boost::mutex::scoped_lock lm (_mutex);
                _size = vs;
@@ -241,10 +245,14 @@ VideoContent::take_from_examiner (shared_ptr<VideoExaminer> d)
                _sample_aspect_ratio = ar;
                _yuv = yuv;
 
-               /* Guess correct scale from size and sample aspect ratio */
-               _scale = VideoContentScale (
-                       Ratio::nearest_from_ratio (double (_size.width) * ar.get_value_or (1) / _size.height)
-                       );
+               if (Config::instance()->default_scale_to ()) {
+                       _scale = VideoContentScale (Config::instance()->default_scale_to ());
+               } else {
+                       /* Guess correct scale from size and sample aspect ratio */
+                       _scale = VideoContentScale (
+                               Ratio::nearest_from_ratio (double (_size.width) * ar.get_value_or (1) / _size.height)
+                               );
+               }
        }
 
        LOG_GENERAL ("Video length obtained from header as %1 frames", _length);
@@ -252,10 +260,6 @@ VideoContent::take_from_examiner (shared_ptr<VideoExaminer> d)
        if (d->video_frame_rate()) {
                _parent->set_video_frame_rate (d->video_frame_rate().get());
        }
-
-       _parent->signal_changed (VideoContentProperty::SIZE);
-       _parent->signal_changed (VideoContentProperty::SCALE);
-       _parent->signal_changed (ContentProperty::LENGTH);
 }
 
 /** @return string which includes everything about how this content looks */
@@ -430,7 +434,7 @@ VideoContent::processing_description () const
        if (scaled != container_size) {
                d += String::compose (
                        _("\nPadded with black to fit container %1 (%2x%3)"),
-                       film->container()->nickname (),
+                       film->container()->container_nickname (),
                        container_size.width, container_size.height
                        );
 
@@ -525,12 +529,33 @@ VideoContent::set_fade_out (Frame t)
 }
 
 void
-VideoContent::use_template (shared_ptr<const VideoContent> c)
+VideoContent::take_settings_from (shared_ptr<const VideoContent> c)
+{
+       if (c->_colour_conversion) {
+               set_colour_conversion (c->_colour_conversion.get());
+       } else {
+               unset_colour_conversion ();
+       }
+       set_frame_type (c->_frame_type);
+       set_left_crop (c->_crop.left);
+       set_right_crop (c->_crop.right);
+       set_top_crop (c->_crop.top);
+       set_bottom_crop (c->_crop.bottom);
+       set_scale (c->_scale);
+       set_fade_in (c->_fade_in);
+       set_fade_out (c->_fade_out);
+}
+
+void
+VideoContent::modify_position (DCPTime& pos) const
+{
+       pos = pos.round (_parent->film()->video_frame_rate());
+}
+
+void
+VideoContent::modify_trim_start (ContentTime& trim) const
 {
-       _colour_conversion = c->_colour_conversion;
-       _frame_type = c->_frame_type;
-       _crop = c->_crop;
-       _scale = c->_scale;
-       _fade_in = c->_fade_in;
-       _fade_out = c->_fade_out;
+       if (_parent->video_frame_rate()) {
+               trim = trim.round (_parent->video_frame_rate().get());
+       }
 }