+static double getPixelAspect(QMap<QString, QString>& props) {
+ int width = props.value("frame_size").section('x', 0, 0).toInt();
+ int height = props.value("frame_size").section('x', 1, 1).toInt();
+ int aspectNumerator = props.value("force_aspect_num").toInt();
+ int aspectDenominator = props.value("force_aspect_den").toInt();
+ if (aspectDenominator != 0 && width != 0)
+ return double(height) * aspectNumerator / aspectDenominator / width;
+ else
+ return 1.0;
+}
+
+Mlt::Producer *DocClipBase::audioProducer(int track)
+{
+ if (m_audioTrackProducers.count() <= track) {
+ while (m_audioTrackProducers.count() - 1 < track) {
+ m_audioTrackProducers.append(NULL);
+ }
+ }
+ if (m_audioTrackProducers.at(track) == NULL) {
+ Mlt::Producer *base = producer();
+ m_audioTrackProducers[track] = new Mlt::Producer(*(base->profile()), base->get("resource"));
+ if (m_properties.contains("force_aspect_num") && m_properties.contains("force_aspect_den") && m_properties.contains("frame_size"))
+ m_audioTrackProducers.at(track)->set("force_aspect_ratio", getPixelAspect(m_properties));
+ if (m_properties.contains("force_fps")) m_audioTrackProducers.at(track)->set("force_fps", m_properties.value("force_fps").toDouble());
+ if (m_properties.contains("force_progressive")) m_audioTrackProducers.at(track)->set("force_progressive", m_properties.value("force_progressive").toInt());
+ if (m_properties.contains("force_tff")) m_audioTrackProducers.at(track)->set("force_tff", m_properties.value("force_tff").toInt());
+ if (m_properties.contains("threads")) m_audioTrackProducers.at(track)->set("threads", m_properties.value("threads").toInt());
+ m_audioTrackProducers.at(track)->set("video_index", -1);
+ if (m_properties.contains("audio_index")) m_audioTrackProducers.at(track)->set("audio_index", m_properties.value("audio_index").toInt());
+ m_audioTrackProducers.at(track)->set("id", QString(getId() + '_' + QString::number(track) + "_audio").toUtf8().data());
+ if (m_properties.contains("force_colorspace")) m_audioTrackProducers.at(track)->set("force_colorspace", m_properties.value("force_colorspace").toInt());
+ if (m_properties.contains("full_luma")) m_audioTrackProducers.at(track)->set("set.force_full_luma", m_properties.value("full_luma").toInt());
+ }
+ return m_audioTrackProducers.at(track);
+}
+
+Mlt::Producer *DocClipBase::videoProducer()
+{
+ if (m_videoOnlyProducer == NULL) {
+ int i;
+ for (i = 0; i < m_baseTrackProducers.count(); i++)
+ if (m_baseTrackProducers.at(i) != NULL) break;
+ if (i >= m_baseTrackProducers.count()) return NULL;
+ m_videoOnlyProducer = new Mlt::Producer(*m_baseTrackProducers.at(i)->profile(), m_baseTrackProducers.at(i)->get("resource"));
+ if (m_properties.contains("force_aspect_num") && m_properties.contains("force_aspect_den") && m_properties.contains("frame_size"))
+ m_videoOnlyProducer->set("force_aspect_ratio", getPixelAspect(m_properties));
+ if (m_properties.contains("force_fps")) m_videoOnlyProducer->set("force_fps", m_properties.value("force_fps").toDouble());
+ if (m_properties.contains("force_progressive")) m_videoOnlyProducer->set("force_progressive", m_properties.value("force_progressive").toInt());
+ if (m_properties.contains("force_tff")) m_videoOnlyProducer->set("force_tff", m_properties.value("force_tff").toInt());
+ if (m_properties.contains("threads")) m_videoOnlyProducer->set("threads", m_properties.value("threads").toInt());
+ m_videoOnlyProducer->set("audio_index", -1);
+ if (m_properties.contains("video_index")) m_videoOnlyProducer->set("video_index", m_properties.value("video_index").toInt());
+ m_videoOnlyProducer->set("id", QString(getId() + "_video").toUtf8().data());
+ if (m_properties.contains("force_colorspace")) m_videoOnlyProducer->set("force_colorspace", m_properties.value("force_colorspace").toInt());
+ if (m_properties.contains("full_luma")) m_videoOnlyProducer->set("set.force_full_luma", m_properties.value("full_luma").toInt());
+ }
+ return m_videoOnlyProducer;
+}
+
+Mlt::Producer *DocClipBase::producer(int track)
+{