124 lines
3.7 KiB
C++
124 lines
3.7 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "otiodecoder.h"
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#include <opentimelineio/clip.h>
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#include <opentimelineio/externalReference.h>
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#include <opentimelineio/timeline.h>
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#include "node/block/clip/clip.h"
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#include "node/block/gap/gap.h"
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#include "project/item/sequence/sequence.h"
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OLIVE_NAMESPACE_ENTER
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OTIODecoder::OTIODecoder()
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{
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}
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QString OTIODecoder::id()
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{
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return QStringLiteral("otio");
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}
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ItemPtr OTIODecoder::Probe(const QString& filename, const QAtomicInt* cancelled) const
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{
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if (filename.endsWith(QStringLiteral(".otio"), Qt::CaseInsensitive)) {
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opentimelineio::v1_0::ErrorStatus es;
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auto timeline = static_cast<opentimelineio::v1_0::Timeline*>(opentimelineio::v1_0::SerializableObjectWithMetadata::from_json_file(filename.toStdString(), &es));
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if (es != opentimelineio::v1_0::ErrorStatus::OK) {
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return nullptr;
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}
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SequencePtr sequence = std::make_shared<Sequence>();
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// FIXME: As far as I know, OTIO doesn't store video/audio parameters?
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sequence->set_default_parameters();
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sequence->set_name(QString::fromStdString(timeline->name()));
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for (auto c : timeline->tracks()->children()) {
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auto otio_track = static_cast<opentimelineio::v1_0::Track*>(c.value);
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// Create a new track
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TrackOutput* track = nullptr;
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// Determine what kind of track it is
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if (otio_track->kind() == "Video") {
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track = sequence->viewer_output()->track_list(Timeline::kTrackTypeVideo)->AddTrack();
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} else if (otio_track->kind() == "Audio") {
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track = sequence->viewer_output()->track_list(Timeline::kTrackTypeAudio)->AddTrack();
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} else {
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qWarning() << "Found unknown track type:" << otio_track->kind().c_str();
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continue;
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}
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// Get clips from track
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std::map<opentimelineio::v1_0::Composable*, opentimelineio::v1_0::TimeRange> clip_map = otio_track->range_of_all_children(&es);
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if (es != opentimelineio::v1_0::ErrorStatus::OK) {
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return nullptr;
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}
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for (auto it=clip_map.cbegin(); it!=clip_map.cend(); it++) {
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Block* block = nullptr;
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if (it->first->schema_name() == "Clip") {
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block = new ClipBlock();
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auto otio_clip = static_cast<opentimelineio::v1_0::Clip*>(it->first);
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/*
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if (otio_clip->media_reference()->schema_name() == "ExternalReference") {
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QString footage_url = QString::fromStdString(static_cast<opentimelineio::v1_0::ExternalReference*>(otio_clip->media_reference())->target_url());
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ItemPtr footage = Decoder::ProbeMedia(footage_url, cancelled);
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}
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*/
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} else if (it->first->schema_name() == "Gap") {
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block = new GapBlock();
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} else {
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qWarning() << "Found unknown block type:" << it->first->schema_name().c_str();
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}
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block->SetLabel(QString::fromStdString(it->first->name()));
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block->set_length_and_media_out(rational::fromDouble(it->second.duration().to_seconds()));
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sequence->AddNode(block);
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track->AppendBlock(block);
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}
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}
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return sequence;
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}
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return nullptr;
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}
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OLIVE_NAMESPACE_EXIT
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