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gstqmlgl: create helper QRunnable-based class for render jobs

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/1032>
This commit is contained in:
Dmitry Shusharin 2021-07-30 17:20:07 +07:00 committed by GStreamer Marge Bot
parent 9af6ce974a
commit 211aaaf8b8
5 changed files with 14 additions and 51 deletions
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12
ext/qt/gstqtglutility.h
View file

@ -25,9 +25,21 @@
#include <gst/gl/gl.h>
#include <QVariant>
#include <QRunnable>
G_BEGIN_DECLS
struct RenderJob : public QRunnable {
using Callable = std::function<void()>;
explicit RenderJob(Callable c) : _c(c) { }
void run() { _c(); }
private:
Callable _c;
};
GstGLDisplay * gst_qt_get_gl_display (gboolean sink);
gboolean gst_qt_get_gl_wrapcontext (GstGLDisplay * display,
GstGLContext **wrap_glcontext, GstGLContext **context);

24
ext/qt/qtitem.cc
View file

@ -29,7 +29,6 @@
#include "gstqsgtexture.h"
#include "gstqtglutility.h"
#include <QtCore/QRunnable>
#include <QtCore/QMutexLocker>
#include <QtCore/QPointer>
#include <QtGui/QGuiApplication>
@ -90,27 +89,6 @@ struct _QtGLVideoItemPrivate
GQueue potentially_unbound_buffers;
};
class InitializeSceneGraph : public QRunnable
{
public:
InitializeSceneGraph(QtGLVideoItem *item);
void run();
private:
QPointer<QtGLVideoItem> item_;
};
InitializeSceneGraph::InitializeSceneGraph(QtGLVideoItem *item) :
item_(item)
{
}
void InitializeSceneGraph::run()
{
if(item_)
item_->onSceneGraphInitialized();
}
QtGLVideoItem::QtGLVideoItem()
{
static gsize _debug;
@ -625,7 +603,7 @@ QtGLVideoItem::handleWindowChanged(QQuickWindow *win)
{
if (win) {
if (win->isSceneGraphInitialized())
win->scheduleRenderJob(new InitializeSceneGraph(this), QQuickWindow::BeforeSynchronizingStage);
win->scheduleRenderJob(new RenderJob(std::bind(&QtGLVideoItem::onSceneGraphInitialized, this)), QQuickWindow::BeforeSynchronizingStage);
else
connect(win, SIGNAL(sceneGraphInitialized()), this, SLOT(onSceneGraphInitialized()), Qt::DirectConnection);

3
ext/qt/qtitem.h
View file

@ -60,8 +60,6 @@ private:
QMutex lock;
};
class InitializeSceneGraph;
class QtGLVideoItem : public QQuickItem, protected QOpenGLFunctions
{
Q_OBJECT
@ -108,7 +106,6 @@ protected:
private:
friend class InitializeSceneGraph;
void setViewportSize(const QSize &size);
void shareContext();

23
ext/qt/qtwindow.cc
View file

@ -31,7 +31,6 @@
#include "gstqtglutility.h"
#include <QtCore/QDateTime>
#include <QtCore/QRunnable>
#include <QtGui/QGuiApplication>
#include <QtQuick/QQuickWindow>
#include <QOpenGLFramebufferObject>
@ -80,26 +79,6 @@ struct _QtGLWindowPrivate
quint64 stop;
};
class InitQtGLContext : public QRunnable
{
public:
InitQtGLContext(QtGLWindow *window);
void run();
private:
QtGLWindow *window_;
};
InitQtGLContext::InitQtGLContext(QtGLWindow *window) :
window_(window)
{
}
void InitQtGLContext::run()
{
window_->onSceneGraphInitialized();
}
QtGLWindow::QtGLWindow ( QWindow * parent, QQuickWindow *src ) :
QQuickWindow( parent ), source (src)
{
@ -124,7 +103,7 @@ QtGLWindow::QtGLWindow ( QWindow * parent, QQuickWindow *src ) :
connect (source, SIGNAL(afterRendering()), this, SLOT(afterRendering()), Qt::DirectConnection);
connect (app, SIGNAL(aboutToQuit()), this, SLOT(aboutToQuit()), Qt::DirectConnection);
if (source->isSceneGraphInitialized())
source->scheduleRenderJob(new InitQtGLContext(this), QQuickWindow::BeforeSynchronizingStage);
source->scheduleRenderJob(new RenderJob(std::bind(&QtGLWindow::onSceneGraphInitialized, this)), QQuickWindow::BeforeSynchronizingStage);
else
connect (source, SIGNAL(sceneGraphInitialized()), this, SLOT(onSceneGraphInitialized()), Qt::DirectConnection);

3
ext/qt/qtwindow.h
View file

@ -31,8 +31,6 @@
typedef struct _QtGLWindowPrivate QtGLWindowPrivate;
class InitQtGLContext;
class QtGLWindow : public QQuickWindow, protected QOpenGLFunctions
{
Q_OBJECT
@ -52,7 +50,6 @@ private Q_SLOTS:
void aboutToQuit();
private:
friend class InitQtGLContext;
QQuickWindow * source;
QScopedPointer<QOpenGLFramebufferObject> fbo;
};