69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 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 HASHTRAVERSER_H
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#define HASHTRAVERSER_H
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#include "traverser.h"
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namespace olive {
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class HashTraverser : public NodeTraverser
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{
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public:
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HashTraverser();
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QByteArray GetHash(const Node *node, const Node::ValueHint &hint, const VideoParams ¶ms, const TimeRange &range);
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protected:
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virtual void ProcessVideoFootage(TexturePtr destination, const FootageJob &stream, const rational &input_time) override;
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virtual void ProcessAudioFootage(SampleBufferPtr destination, const FootageJob &stream, const TimeRange &input_time) override;
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virtual void ProcessShader(TexturePtr destination, const Node *node, const TimeRange &range, const ShaderJob& job) override;
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virtual void ProcessSamples(SampleBufferPtr destination, const Node *node, const TimeRange &range, const SampleJob &job) override;
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virtual void ProcessFrameGeneration(TexturePtr destination, const Node *node, const GenerateJob& job) override;
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private:
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void HashGenerateJob(const Node *node, const GenerateJob *job);
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void HashFootageJob();
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template <typename T>
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void Hash(T value);
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void Hash(const QByteArray &array);
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void Hash(const QString &string);
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void HashNodeValue(const NodeValue &value);
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QCryptographicHash hash_;
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QHash<void*, QByteArray> texture_ids_;
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};
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}
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#endif // HASHTRAVERSER_H
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