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75 lines
2.4 KiB
75 lines
2.4 KiB
/* |
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* Render a PipeWire stream into a QtQuick scene as a standard Item |
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* Copyright 2020 Aleix Pol Gonzalez <aleixpol@kde.org> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) version 3, or any |
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* later version accepted by the membership of KDE e.V. (or its |
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* successor approved by the membership of KDE e.V.), which shall |
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* act as a proxy defined in Section 6 of version 3 of the license. |
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* |
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* This library 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 GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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#pragma once |
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#include <QQuickItem> |
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#include <functional> |
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#include <pipewire/pipewire.h> |
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#include <spa/param/format-utils.h> |
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#include <spa/param/props.h> |
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#include <spa/param/video/format-utils.h> |
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struct DmaBufPlane; |
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class PipeWireSourceStream; |
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class QSGTexture; |
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class QOpenGLTexture; |
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typedef void *EGLImage; |
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class PipeWireSourceItem : public QQuickItem |
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{ |
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Q_OBJECT |
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/// Specify the pipewire node id that we want to play |
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Q_PROPERTY(uint nodeId READ nodeId WRITE setNodeId NOTIFY nodeIdChanged) |
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public: |
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PipeWireSourceItem(QQuickItem *parent = nullptr); |
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~PipeWireSourceItem() override; |
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QSGNode *updatePaintNode(QSGNode *node, UpdatePaintNodeData *data) override; |
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Q_SCRIPTABLE QString error() const; |
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void setNodeId(uint nodeId); |
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uint nodeId() const |
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{ |
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return m_nodeId; |
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} |
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void componentComplete() override; |
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void releaseResources() override; |
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Q_SIGNALS: |
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void nodeIdChanged(uint nodeId); |
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private: |
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void itemChange(ItemChange change, const ItemChangeData &data) override; |
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void updateTextureDmaBuf(const QVector<DmaBufPlane> &plane, uint32_t format); |
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void updateTextureImage(const QImage &image); |
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void setSize(const QSize &size); |
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uint m_nodeId = 0; |
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std::function<QSGTexture *()> m_createNextTexture; |
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QScopedPointer<PipeWireSourceStream> m_stream; |
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QScopedPointer<QOpenGLTexture> m_texture; |
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EGLImage m_image = nullptr; |
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bool m_needsRecreateTexture = false; |
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};
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