Add background image configuration to swaroop variant.

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

diff --git a/src/lib/audio_content.cc b/src/lib/audio_content.cc
index d4ce6c2435397940e5b5bb0598864e0ace333a4e..59ba992ad2058a7117bc0f29ed128a755fb1b2ce 100644 (file)
--- a/src/lib/audio_content.cc
+++ b/src/lib/audio_content.cc
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2013-2018 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -91,6 +91,27 @@ AudioContent::AudioContent (Content* parent, cxml::ConstNodePtr node)
        }
 }
 
+AudioContent::AudioContent (Content* parent, vector<shared_ptr<Content> > c)
+       : ContentPart (parent)
+{
+       shared_ptr<AudioContent> ref = c[0]->audio;
+       DCPOMATIC_ASSERT (ref);
+
+       for (size_t i = 1; i < c.size(); ++i) {
+               if (c[i]->audio->gain() != ref->gain()) {
+                       throw JoinError (_("Content to be joined must have the same audio gain."));
+               }
+
+               if (c[i]->audio->delay() != ref->delay()) {
+                       throw JoinError (_("Content to be joined must have the same audio delay."));
+               }
+       }
+
+       _gain = ref->gain ();
+       _delay = ref->delay ();
+       _streams = ref->streams ();
+}
+
 void
 AudioContent::as_xml (xmlpp::Node* node) const
 {
@@ -125,6 +146,8 @@ AudioContent::technical_summary () const
 void
 AudioContent::set_mapping (AudioMapping mapping)
 {
+       ChangeSignaller<Content> cc (_parent, AudioContentProperty::STREAMS);
+
        int c = 0;
        BOOST_FOREACH (AudioStreamPtr i, streams ()) {
                AudioMapping stream_mapping (i->channels (), MAX_DCP_AUDIO_CHANNELS);
@@ -136,8 +159,6 @@ AudioContent::set_mapping (AudioMapping mapping)
                }
                i->set_mapping (stream_mapping);
        }
-
-       _parent->signal_changed (AudioContentProperty::STREAMS);
 }
 
 AudioMapping
@@ -320,12 +341,12 @@ AudioContent::add_properties (list<UserProperty>& p) const
 void
 AudioContent::set_streams (vector<AudioStreamPtr> streams)
 {
+       ChangeSignaller<Content> cc (_parent, AudioContentProperty::STREAMS);
+
        {
                boost::mutex::scoped_lock lm (_mutex);
                _streams = streams;
        }
-
-       _parent->signal_changed (AudioContentProperty::STREAMS);
 }
 
 AudioStreamPtr
@@ -339,24 +360,24 @@ AudioContent::stream () const
 void
 AudioContent::add_stream (AudioStreamPtr stream)
 {
+       ChangeSignaller<Content> cc (_parent, AudioContentProperty::STREAMS);
+
        {
                boost::mutex::scoped_lock lm (_mutex);
                _streams.push_back (stream);
        }
-
-       _parent->signal_changed (AudioContentProperty::STREAMS);
 }
 
 void
 AudioContent::set_stream (AudioStreamPtr stream)
 {
+       ChangeSignaller<Content> cc (_parent, AudioContentProperty::STREAMS);
+
        {
                boost::mutex::scoped_lock lm (_mutex);
                _streams.clear ();
                _streams.push_back (stream);
        }
-
-       _parent->signal_changed (AudioContentProperty::STREAMS);
 }
 
 void
@@ -374,3 +395,17 @@ AudioContent::take_settings_from (shared_ptr<const AudioContent> c)
                ++j;
        }
 }
+
+void
+AudioContent::modify_position (DCPTime& pos) const
+{
+       pos = pos.round (_parent->film()->audio_frame_rate());
+}
+
+void
+AudioContent::modify_trim_start (ContentTime& trim) const
+{
+       DCPOMATIC_ASSERT (!_streams.empty());
+       /* XXX: we're in trouble if streams have different rates */
+       trim = trim.round (_streams.front()->frame_rate());
+}