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| |
| #ifndef DMABUFSERVERBUFFERINTEGRATION_H |
| #define DMABUFSERVERBUFFERINTEGRATION_H |
| |
| #include <QtWaylandClient/private/qwayland-wayland.h> |
| #include "qwayland-qt-dmabuf-server-buffer.h" |
| #include <QtWaylandClient/private/qwaylandserverbufferintegration_p.h> |
| |
| #include "dmabufserverbufferintegration.h" |
| #include <QtWaylandClient/private/qwaylanddisplay_p.h> |
| #include <QtCore/QTextStream> |
| |
| #include <EGL/egl.h> |
| #include <EGL/eglext.h> |
| #ifndef EGL_KHR_image |
| typedef void *EGLImageKHR; |
| typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEIMAGEKHRPROC) (EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list); |
| typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYIMAGEKHRPROC) (EGLDisplay dpy, EGLImageKHR image); |
| #endif |
| |
| #ifndef GL_OES_EGL_image |
| typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image); |
| #endif |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QtWaylandClient { |
| |
| class DmaBufServerBufferIntegration; |
| |
| class DmaBufServerBuffer : public QWaylandServerBuffer |
| { |
| public: |
| DmaBufServerBuffer(DmaBufServerBufferIntegration *integration, struct ::qt_server_buffer *id, int32_t fd, |
| int32_t width, int32_t height, int32_t stride, int32_t offset, int32_t fourcc_format); |
| ~DmaBufServerBuffer() override; |
| QOpenGLTexture* toOpenGlTexture() override; |
| private: |
| DmaBufServerBufferIntegration *m_integration = nullptr; |
| EGLImageKHR m_image = EGL_NO_IMAGE_KHR; |
| QOpenGLTexture *m_texture = nullptr; |
| struct ::qt_server_buffer *m_server_buffer = nullptr; |
| }; |
| |
| class DmaBufServerBufferIntegration |
| : public QWaylandServerBufferIntegration |
| , public QtWayland::qt_dmabuf_server_buffer |
| { |
| public: |
| void initialize(QWaylandDisplay *display) override; |
| |
| QWaylandServerBuffer *serverBuffer(struct qt_server_buffer *buffer) override; |
| |
| inline EGLImageKHR eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list); |
| inline EGLBoolean eglDestroyImageKHR(EGLImageKHR image); |
| inline void glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image); |
| protected: |
| void dmabuf_server_buffer_server_buffer_created(struct ::qt_server_buffer *id, int32_t fd, |
| int32_t width, int32_t height, int32_t stride, |
| int32_t offset, int32_t fourcc_format) override; |
| |
| private: |
| static void wlDisplayHandleGlobal(void *data, struct ::wl_registry *registry, uint32_t id, |
| const QString &interface, uint32_t version); |
| void initializeEgl(); |
| |
| PFNEGLCREATEIMAGEKHRPROC m_egl_create_image = nullptr; |
| PFNEGLDESTROYIMAGEKHRPROC m_egl_destroy_image = nullptr; |
| PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_gl_egl_image_target_texture = nullptr; |
| QWaylandDisplay *m_display = nullptr; |
| EGLDisplay m_egl_display = EGL_NO_DISPLAY; |
| bool m_egl_initialized = false; |
| }; |
| |
| EGLImageKHR DmaBufServerBufferIntegration::eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list) |
| { |
| if (!m_egl_initialized) |
| initializeEgl(); |
| if (!m_egl_create_image) { |
| qCWarning(lcQpaWayland) << "DmaBufServerBufferIntegration: Trying to use unresolved function eglCreateImageKHR"; |
| return EGL_NO_IMAGE_KHR; |
| } |
| return m_egl_create_image(m_egl_display, ctx, target, buffer, attrib_list); |
| } |
| |
| EGLBoolean DmaBufServerBufferIntegration::eglDestroyImageKHR(EGLImageKHR image) |
| { |
| if (!m_egl_destroy_image) { |
| qCWarning(lcQpaWayland) << "DmaBufServerBufferIntegration: Trying to use unresolved function eglDestroyImageKHR"; |
| return false; |
| } |
| return m_egl_destroy_image(m_egl_display, image); |
| } |
| |
| void DmaBufServerBufferIntegration::glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image) |
| { |
| if (!m_gl_egl_image_target_texture) { |
| qCWarning(lcQpaWayland) << "DmaBufServerBufferIntegration: Trying to use unresolved function glEGLImageTargetTexture2DOES"; |
| return; |
| } |
| m_gl_egl_image_target_texture(target, image); |
| } |
| |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |