76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2020 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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#ifndef NODETRAVERSER_H
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#define NODETRAVERSER_H
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#include <QVector2D>
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#include "codec/decoder.h"
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#include "common/cancelableobject.h"
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#include "node/output/track/track.h"
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#include "project/item/footage/stream.h"
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#include "value.h"
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namespace olive {
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class NodeTraverser : public CancelableObject
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{
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public:
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NodeTraverser() = default;
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NodeValueTable GenerateTable(const Node *n, const TimeRange &range);
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NodeValueTable GenerateTable(const Node *n, const rational &in, const rational& out);
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NodeValueDatabase GenerateDatabase(const Node *node, const TimeRange &range);
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protected:
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NodeValueTable ProcessInput(NodeInput *input, const TimeRange &range);
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virtual NodeValueTable GenerateBlockTable(const TrackOutput *track, const TimeRange& range);
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virtual QVariant ProcessVideoFootage(StreamPtr stream, const rational &input_time);
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virtual QVariant ProcessAudioFootage(StreamPtr stream, const TimeRange &input_time);
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virtual QVariant ProcessShader(const Node *node, const TimeRange &range, const ShaderJob& job);
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virtual QVariant ProcessSamples(const Node *node, const TimeRange &range, const SampleJob &job);
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virtual QVariant ProcessFrameGeneration(const Node *node, const GenerateJob& job);
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virtual QVariant GetCachedFrame(const Node *node, const rational &time);
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void AddGlobalsToDatabase(NodeValueDatabase& db, const TimeRange &range) const;
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virtual QVector2D GenerateResolution() const
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{
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return QVector2D(0, 0);
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}
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private:
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void PostProcessTable(const Node *node, const TimeRange &range, NodeValueTable &output_params);
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};
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}
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#endif // NODETRAVERSER_H
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