+ BOOST_FOREACH (AudioStreamPtr i, streams ()) {
+ if (i->frame_rate() > 48000) {
+ return true;
+ }
+ }
+
+ return false;
+}
+
+/** @return User-visible names of each of our audio channels */
+vector<string>
+AudioContent::channel_names () const
+{
+ vector<string> n;
+
+ int t = 1;
+ BOOST_FOREACH (AudioStreamPtr i, streams ()) {
+ for (int j = 0; j < i->channels(); ++j) {
+ n.push_back (String::compose ("%1:%2", t, j + 1));
+ }
+ ++t;
+ }
+
+ return n;
+}
+
+void
+AudioContent::add_properties (list<UserProperty>& p) const
+{
+ shared_ptr<const AudioStream> stream;
+ if (streams().size() == 1) {
+ stream = streams().front ();
+ }
+
+ if (stream) {
+ p.push_back (UserProperty (UserProperty::AUDIO, _("Channels"), stream->channels ()));
+ p.push_back (UserProperty (UserProperty::AUDIO, _("Content audio sample rate"), stream->frame_rate(), _("Hz")));
+ }
+
+ FrameRateChange const frc (_parent->active_video_frame_rate(), _parent->film()->video_frame_rate());
+ ContentTime const c (_parent->full_length(), frc);
+
+ p.push_back (
+ UserProperty (UserProperty::LENGTH, _("Full length in video frames at content rate"), c.frames_round(frc.source))
+ );
+
+ if (stream) {
+ p.push_back (
+ UserProperty (
+ UserProperty::LENGTH,
+ _("Full length in audio samples at content rate"),
+ c.frames_round (stream->frame_rate ())
+ )
+ );
+ }
+
+ p.push_back (UserProperty (UserProperty::AUDIO, _("DCP sample rate"), resampled_frame_rate (), _("Hz")));
+ p.push_back (UserProperty (UserProperty::LENGTH, _("Full length in video frames at DCP rate"), c.frames_round (frc.dcp)));
+
+ if (stream) {
+ p.push_back (
+ UserProperty (
+ UserProperty::LENGTH,
+ _("Full length in audio samples at DCP rate"),
+ c.frames_round (resampled_frame_rate ())
+ )
+ );
+ }
+}
+
+void
+AudioContent::set_streams (vector<AudioStreamPtr> streams)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _streams = streams;
+ }
+
+ _parent->signal_changed (AudioContentProperty::STREAMS);
+}
+
+AudioStreamPtr
+AudioContent::stream () const
+{
+ boost::mutex::scoped_lock lm (_mutex);
+ DCPOMATIC_ASSERT (_streams.size() == 1);
+ return _streams.front ();
+}
+
+void
+AudioContent::add_stream (AudioStreamPtr stream)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _streams.push_back (stream);