98 lines
1.8 KiB
C++
98 lines
1.8 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 FRAMEPOOL_H
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#define FRAMEPOOL_H
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#include <QDateTime>
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#include <memory>
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#include "render/pixelformat.h"
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OLIVE_NAMESPACE_ENTER
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class FramePool
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{
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public:
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FramePool();
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~FramePool();
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bool Allocate(int width, int height, PixelFormat::Format format, int nb_elements);
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void Destroy();
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DISABLE_COPY_MOVE(FramePool)
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class Element {
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public:
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Element(FramePool* parent, char* data);
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~Element();
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inline char* data() const {
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return data_;
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}
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inline const int64_t& timestamp() const {
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return timestamp_;
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}
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inline void set_timestamp(const int64_t& timestamp) {
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timestamp_ = timestamp;
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}
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inline void access() {
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accessed_ = QDateTime::currentMSecsSinceEpoch();
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}
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inline const int64_t& last_accessed() const {
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return accessed_;
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}
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private:
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FramePool* parent_;
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char* data_;
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int64_t timestamp_;
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int64_t accessed_;
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};
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using ElementPtr = std::shared_ptr<Element>;
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ElementPtr Get();
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void Release(Element* e);
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private:
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char* data_;
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int element_sz_;
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QVector<bool> available_;
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};
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OLIVE_NAMESPACE_EXIT
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#endif // FRAMEPOOL_H
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