| /**************************************************************************** |
| ** |
| ** Copyright (C) 2019 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtWaylandCompositor module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
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| ** accordance with the commercial license agreement provided with the |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
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| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QWLTEXTURESHARINGEXTENSION_P_H |
| #define QWLTEXTURESHARINGEXTENSION_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "wayland-util.h" |
| |
| #include <QtCore/QMap> |
| #include <QtCore/QHash> |
| |
| #include <QtWaylandCompositor/QWaylandCompositorExtensionTemplate> |
| #include <QtWaylandCompositor/QWaylandQuickExtension> |
| #include <QtWaylandCompositor/QWaylandCompositor> |
| |
| #include <QQuickImageProvider> |
| |
| #include <QtWaylandCompositor/private/qwaylandcompositor_p.h> |
| #include <QtWaylandCompositor/private/qwlserverbufferintegration_p.h> |
| |
| #include <QtWaylandCompositor/private/qwayland-server-qt-texture-sharing-unstable-v1.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QtWayland |
| { |
| class ServerBufferIntegration; |
| } |
| |
| class QWaylandTextureSharingExtension; |
| class SharedTextureImageResponse; |
| |
| class Q_WAYLAND_COMPOSITOR_EXPORT QWaylandSharedTextureProvider : public QQuickAsyncImageProvider |
| { |
| public: |
| QWaylandSharedTextureProvider(); |
| ~QWaylandSharedTextureProvider() override; |
| |
| QQuickImageResponse *requestImageResponse(const QString &id, const QSize &requestedSize) override; |
| void setExtensionReady(QWaylandTextureSharingExtension *extension); |
| |
| private: |
| QVector<SharedTextureImageResponse*> m_pendingResponses; |
| }; |
| |
| class Q_WAYLAND_COMPOSITOR_EXPORT QWaylandTextureSharingExtension |
| : public QWaylandCompositorExtensionTemplate<QWaylandTextureSharingExtension> |
| , public QtWaylandServer::zqt_texture_sharing_v1 |
| { |
| Q_OBJECT |
| Q_PROPERTY(QString imageSearchPath WRITE setImageSearchPath) |
| public: |
| QWaylandTextureSharingExtension(); |
| QWaylandTextureSharingExtension(QWaylandCompositor *compositor); |
| ~QWaylandTextureSharingExtension() override; |
| |
| void initialize() override; |
| |
| void setImageSearchPath(const QString &path); |
| |
| static QWaylandTextureSharingExtension *self() { return s_self; } |
| |
| public slots: |
| void requestBuffer(const QString &key); |
| |
| signals: |
| void bufferResult(const QString &key, QtWayland::ServerBuffer *buffer); |
| |
| protected slots: |
| void cleanupBuffers(); |
| |
| protected: |
| void zqt_texture_sharing_v1_request_image(Resource *resource, const QString &key) override; |
| void zqt_texture_sharing_v1_abandon_image(Resource *resource, const QString &key) override; |
| void zqt_texture_sharing_v1_destroy_resource(Resource *resource) override; |
| |
| virtual bool customPixelData(const QString &key, QByteArray *data, QSize *size, uint *glInternalFormat) |
| { |
| Q_UNUSED(key); |
| Q_UNUSED(data); |
| Q_UNUSED(size); |
| Q_UNUSED(glInternalFormat); |
| return false; |
| } |
| |
| private: |
| QtWayland::ServerBuffer *getBuffer(const QString &key); |
| bool initServerBufferIntegration(); |
| QtWayland::ServerBuffer *getCompressedBuffer(const QString &key); |
| QString getExistingFilePath(const QString &key) const; |
| void dumpBufferInfo(); |
| |
| struct BufferInfo |
| { |
| BufferInfo(QtWayland::ServerBuffer *b = nullptr) : buffer(b) {} |
| QtWayland::ServerBuffer *buffer = nullptr; |
| bool usedLocally = false; |
| }; |
| |
| QStringList m_image_dirs; |
| QStringList m_image_suffixes; |
| QHash<QString, BufferInfo> m_server_buffers; |
| QtWayland::ServerBufferIntegration *m_server_buffer_integration = nullptr; |
| |
| static QWaylandTextureSharingExtension *s_self; |
| }; |
| |
| Q_COMPOSITOR_DECLARE_QUICK_EXTENSION_CLASS(QWaylandTextureSharingExtension) |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWLTEXTURESHARINGEXTENSION_P_H |