separation of ui from backend in project

project/projectfunctions.cpp

@@ -0,0 +1,83 @@
+#include "projectfunctions.h"
+
+#include "projectmodel.h"
+#include "global/config.h"
+
+MediaPtr olive::project::CreateFolder(QString name) {
+
+  MediaPtr item = std::make_shared<Media>();
+
+  item->set_folder();
+  item->set_name(name);
+
+  return item;
+
+}
+
+SequencePtr olive::project::CreateSequenceFromMedia(QVector<olive::timeline::MediaImportData> &media_list)
+{
+  SequencePtr s = std::make_shared<Sequence>();
+
+  s->name = olive::project_model.GetNextSequenceName();
+
+  // Retrieve default Sequence settings from Config
+  s->width = olive::CurrentConfig.default_sequence_width;
+  s->height = olive::CurrentConfig.default_sequence_height;
+  s->frame_rate = olive::CurrentConfig.default_sequence_framerate;
+  s->audio_frequency = olive::CurrentConfig.default_sequence_audio_frequency;
+  s->audio_layout = olive::CurrentConfig.default_sequence_audio_channel_layout;
+
+  bool got_video_values = false;
+  bool got_audio_values = false;
+  for (int i=0;i<media_list.size();i++) {
+    Media* media = media_list.at(i).media();
+    switch (media->get_type()) {
+    case MEDIA_TYPE_FOOTAGE:
+    {
+      Footage* m = media->to_footage();
+      if (m->ready) {
+        if (!got_video_values) {
+          for (int j=0;j<m->video_tracks.size();j++) {
+            const FootageStream& ms = m->video_tracks.at(j);
+            s->width = ms.video_width;
+            s->height = ms.video_height;
+            if (!qFuzzyCompare(ms.video_frame_rate, 0.0)) {
+              s->frame_rate = ms.video_frame_rate * m->speed;
+
+              if (ms.video_interlacing != VIDEO_PROGRESSIVE) s->frame_rate *= 2;
+
+              // only break with a decent frame rate, otherwise there may be a better candidate
+              got_video_values = true;
+              break;
+            }
+          }
+        }
+        if (!got_audio_values && m->audio_tracks.size() > 0) {
+          const FootageStream& ms = m->audio_tracks.at(0);
+          s->audio_frequency = ms.audio_frequency;
+          got_audio_values = true;
+        }
+      }
+    }
+      break;
+    case MEDIA_TYPE_SEQUENCE:
+    {
+      // Clone all attributes of the original sequence (seq) into the new one (s)
+      Sequence* seq = media->to_sequence().get();
+
+      s->width = seq->width;
+      s->height = seq->height;
+      s->frame_rate = seq->frame_rate;
+      s->audio_frequency = seq->audio_frequency;
+      s->audio_layout = seq->audio_layout;
+
+      got_video_values = true;
+      got_audio_values = true;
+    }
+      break;
+    }
+    if (got_video_values && got_audio_values) break;
+  }
+
+  return s;
+}