itsmattkc
dd7af0e6bd
The nodes now have more control over how their accelerated shaders/sample functions are run, as well as how items are popped off the value tables. This allows for various optimizations that we didn't have access to before.
65 lines
2.0 KiB
C++
65 lines
2.0 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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#ifndef NODETRAVERSER_H
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#define NODETRAVERSER_H
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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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OLIVE_NAMESPACE_ENTER
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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 GetCachedFrame(const Node *node, const rational &time);
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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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OLIVE_NAMESPACE_EXIT
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#endif // NODETRAVERSER_H
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